drakelive
12 years ago
33 changed files with 5459 additions and 0 deletions
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############################################################## |
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Generation_Series.name=Gen6 & Gen6 Deluxe |
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Generation_Series.upload.protocol=stk500 |
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Generation_Series.upload.maximum_size=63488 |
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Generation_Series.upload.speed=38400 |
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Generation_Series.bootloader.low_fuses=0xFF |
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Generation_Series.bootloader.high_fuses=0xDC |
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Generation_Series.bootloader.extended_fuses=0xFD |
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Generation_Series.bootloader.path=atmega644p |
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Generation_Series.bootloader.file=ATmegaBOOT_644P.hex |
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Generation_Series.bootloader.unlock_bits=0x3F |
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Generation_Series.bootloader.lock_bits=0x0F |
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Generation_Series.build.mcu=atmega644p |
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Generation_Series.build.f_cpu=16000000L |
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Generation_Series.build.core=arduino |
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############################################################## |
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Sanguinololu.name=Sanguinololu 1.2 and above |
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Sanguinololu.upload.protocol=stk500 |
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Sanguinololu.upload.maximum_size=63488 |
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Sanguinololu.upload.speed=38400 |
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Sanguinololu.bootloader.low_fuses=0xFF |
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Sanguinololu.bootloader.high_fuses=0xDC |
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Sanguinololu.bootloader.extended_fuses=0xFD |
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Sanguinololu.bootloader.path=atmega644p |
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Sanguinololu.bootloader.file=ATmegaBOOT_644P.hex |
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Sanguinololu.bootloader.unlock_bits=0x3F |
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Sanguinololu.bootloader.lock_bits=0x0F |
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Sanguinololu.build.mcu=atmega644p |
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Sanguinololu.build.f_cpu=16000000L |
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Sanguinololu.build.core=arduino |
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@ -0,0 +1,713 @@ |
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/**********************************************************/ |
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/* Serial Bootloader for Atmel megaAVR Controllers */ |
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/* */ |
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/* tested with ATmega644 and ATmega644P */ |
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/* should work with other mega's, see code for details */ |
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/* */ |
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/* ATmegaBOOT.c */ |
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/* */ |
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/* 20090131: Added 324P support from Alex Leone */ |
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/* Marius Kintel */ |
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/* 20080915: applied ADABoot mods for Sanguino 644P */ |
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/* Brian Riley */ |
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/* 20080711: hacked for Sanguino by Zach Smith */ |
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/* and Justin Day */ |
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/* 20070626: hacked for Arduino Diecimila (which auto- */ |
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/* resets when a USB connection is made to it) */ |
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/* by D. Mellis */ |
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/* 20060802: hacked for Arduino by D. Cuartielles */ |
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/* based on a previous hack by D. Mellis */ |
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/* and D. Cuartielles */ |
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/* */ |
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/* Monitor and debug functions were added to the original */ |
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/* code by Dr. Erik Lins, chip45.com. (See below) */ |
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/* */ |
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/* Thanks to Karl Pitrich for fixing a bootloader pin */ |
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/* problem and more informative LED blinking! */ |
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/* */ |
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/* For the latest version see: */ |
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/* http://www.chip45.com/ */ |
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/* */ |
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/* ------------------------------------------------------ */ |
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/* */ |
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/* based on stk500boot.c */ |
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/* Copyright (c) 2003, Jason P. Kyle */ |
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/* All rights reserved. */ |
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/* see avr1.org for original file and information */ |
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/* */ |
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/* This program is free software; you can redistribute it */ |
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/* and/or modify it under the terms of the GNU General */ |
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/* Public License as published by the Free Software */ |
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/* Foundation; either version 2 of the License, or */ |
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/* (at your option) any later version. */ |
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/* */ |
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/* This program is distributed in the hope that it will */ |
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/* be useful, but WITHOUT ANY WARRANTY; without even the */ |
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/* implied warranty of MERCHANTABILITY or FITNESS FOR A */ |
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/* PARTICULAR PURPOSE. See the GNU General Public */ |
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/* License for more details. */ |
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/* */ |
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/* You should have received a copy of the GNU General */ |
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/* Public License along with this program; if not, write */ |
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/* to the Free Software Foundation, Inc., */ |
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/* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ |
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/* */ |
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/* Licence can be viewed at */ |
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/* http://www.fsf.org/licenses/gpl.txt */ |
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/* */ |
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/* Target = Atmel AVR m128,m64,m32,m16,m8,m162,m163,m169, */ |
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/* m8515,m8535. ATmega161 has a very small boot block so */ |
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/* isn't supported. */ |
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/* */ |
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/* Tested with m168 */ |
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/**********************************************************/ |
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|
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/* $Id$ */ |
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|
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/* some includes */ |
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#include <inttypes.h> |
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#include <avr/io.h> |
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#include <avr/pgmspace.h> |
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#include <avr/interrupt.h> |
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#include <avr/wdt.h> |
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#include <avr/boot.h> |
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#ifdef ADABOOT |
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#define NUM_LED_FLASHES 3 |
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#define ADABOOT_VER 1 |
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#endif |
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/* 20070707: hacked by David A. Mellis - after this many errors give up and launch application */ |
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#define MAX_ERROR_COUNT 5 |
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/* set the UART baud rate */ |
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/* 20080711: hack by Zach Hoeken */ |
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#define BAUD_RATE 38400 |
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/* SW_MAJOR and MINOR needs to be updated from time to time to avoid warning message from AVR Studio */ |
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/* never allow AVR Studio to do an update !!!! */ |
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#define HW_VER 0x02 |
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#define SW_MAJOR 0x01 |
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#define SW_MINOR 0x10 |
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|
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/* onboard LED is used to indicate, that the bootloader was entered (3x flashing) */ |
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/* if monitor functions are included, LED goes on after monitor was entered */ |
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#define LED_DDR DDRB |
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#define LED_PORT PORTB |
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#define LED_PIN PINB |
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#define LED PINB0 |
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/* define various device id's */ |
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/* manufacturer byte is always the same */ |
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#define SIG1 0x1E // Yep, Atmel is the only manufacturer of AVR micros. Single source :(
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#if defined(__AVR_ATmega644P__) |
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#define SIG2 0x96 |
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#define SIG3 0x0A |
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#elif defined(__AVR_ATmega644__) |
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#define SIG2 0x96 |
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#define SIG3 0x09 |
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#elif defined(__AVR_ATmega324P__) |
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#define SIG2 0x95 |
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#define SIG3 0x08 |
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#endif |
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#define PAGE_SIZE 0x080U //128 words
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#define PAGE_SIZE_BYTES 0x100U //256 bytes
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|
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/* function prototypes */ |
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void putch(char); |
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char getch(void); |
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void getNch(uint8_t); |
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void byte_response(uint8_t); |
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void nothing_response(void); |
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char gethex(void); |
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void puthex(char); |
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void flash_led(uint8_t); |
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|
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/* some variables */ |
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union address_union |
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{ |
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uint16_t word; |
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uint8_t byte[2]; |
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} address; |
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union length_union |
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{ |
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uint16_t word; |
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uint8_t byte[2]; |
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} length; |
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struct flags_struct |
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{ |
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unsigned eeprom : 1; |
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unsigned rampz : 1; |
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} flags; |
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uint8_t buff[256]; |
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uint8_t error_count = 0; |
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uint8_t sreg; |
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void (*app_start)(void) = 0x0000; |
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/* main program starts here */ |
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int main(void) |
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{ |
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uint8_t ch,ch2; |
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uint16_t w; |
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uint16_t i; |
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asm volatile("nop\n\t"); |
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#ifdef ADABOOT // BBR/LF 10/8/2007 & 9/13/2008
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ch = MCUSR; |
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MCUSR = 0; |
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WDTCSR |= _BV(WDCE) | _BV(WDE); |
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WDTCSR = 0; |
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// Check if the WDT was used to reset, in which case we dont bootload and skip straight to the code. woot.
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if (! (ch & _BV(EXTRF))) // if its a not an external reset...
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app_start(); // skip bootloader
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#endif |
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//initialize our serial port.
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UBRR0L = (uint8_t)(F_CPU/(BAUD_RATE*16L)-1); |
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UBRR0H = (F_CPU/(BAUD_RATE*16L)-1) >> 8; |
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UCSR0B = (1<<RXEN0) | (1<<TXEN0); |
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UCSR0C = (1<<UCSZ00) | (1<<UCSZ01); |
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/* Enable internal pull-up resistor on pin D0 (RX), in order
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to supress line noise that prevents the bootloader from |
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timing out (DAM: 20070509) */ |
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DDRD &= ~_BV(PIND0); |
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PORTD |= _BV(PIND0); |
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/* set LED pin as output */ |
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LED_DDR |= _BV(LED); |
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/* flash onboard LED to signal entering of bootloader */ |
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/* ADABOOT will do two series of flashes. first 4 - signifying ADABOOT */ |
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/* then a pause and another flash series signifying ADABOOT sub-version */ |
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flash_led(NUM_LED_FLASHES); |
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#ifdef ADABOOT |
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flash_led(ADABOOT_VER); // BBR 9/13/2008
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#endif |
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/* forever loop */ |
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for (;;) |
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{ |
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/* get character from UART */ |
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ch = getch(); |
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/* A bunch of if...else if... gives smaller code than switch...case ! */ |
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/* Hello is anyone home ? */ |
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if(ch=='0') |
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nothing_response(); |
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/* Request programmer ID */ |
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/* Not using PROGMEM string due to boot block in m128 being beyond 64kB boundry */ |
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/* Would need to selectively manipulate RAMPZ, and it's only 9 characters anyway so who cares. */ |
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else if(ch=='1') |
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{ |
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if (getch() == ' ') |
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{ |
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putch(0x14); |
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putch('A'); |
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putch('V'); |
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putch('R'); |
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putch(' '); |
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putch('I'); |
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putch('S'); |
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putch('P'); |
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putch(0x10); |
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} |
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else |
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{ |
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if (++error_count == MAX_ERROR_COUNT) |
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app_start(); |
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} |
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} |
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/* AVR ISP/STK500 board commands DON'T CARE so default nothing_response */ |
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else if(ch=='@') |
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{ |
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ch2 = getch(); |
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if (ch2 > 0x85) |
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getch(); |
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nothing_response(); |
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} |
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/* AVR ISP/STK500 board requests */ |
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else if(ch=='A') |
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{ |
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ch2 = getch(); |
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if(ch2 == 0x80) |
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byte_response(HW_VER); // Hardware version
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else if(ch2==0x81) |
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byte_response(SW_MAJOR); // Software major version
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else if(ch2==0x82) |
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byte_response(SW_MINOR); // Software minor version
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else if(ch2==0x98) |
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byte_response(0x03); // Unknown but seems to be required by avr studio 3.56
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else |
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byte_response(0x00); // Covers various unnecessary responses we don't care about
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} |
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/* Device Parameters DON'T CARE, DEVICE IS FIXED */ |
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else if(ch=='B') |
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{ |
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getNch(20); |
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nothing_response(); |
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} |
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/* Parallel programming stuff DON'T CARE */ |
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else if(ch=='E') |
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{ |
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getNch(5); |
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nothing_response(); |
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} |
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/* Enter programming mode */ |
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else if(ch=='P') |
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{ |
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nothing_response(); |
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} |
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/* Leave programming mode */ |
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else if(ch=='Q') |
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{ |
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nothing_response(); |
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#ifdef ADABOOT |
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// autoreset via watchdog (sneaky!) BBR/LF 9/13/2008
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WDTCSR = _BV(WDE); |
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while (1); // 16 ms
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#endif |
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} |
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/* Erase device, don't care as we will erase one page at a time anyway. */ |
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else if(ch=='R') |
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{ |
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nothing_response(); |
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} |
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/* Set address, little endian. EEPROM in bytes, FLASH in words */ |
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/* Perhaps extra address bytes may be added in future to support > 128kB FLASH. */ |
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/* This might explain why little endian was used here, big endian used everywhere else. */ |
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else if(ch=='U') |
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{ |
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address.byte[0] = getch(); |
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address.byte[1] = getch(); |
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nothing_response(); |
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} |
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/* Universal SPI programming command, disabled. Would be used for fuses and lock bits. */ |
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else if(ch=='V') |
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{ |
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getNch(4); |
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byte_response(0x00); |
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} |
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/* Write memory, length is big endian and is in bytes */ |
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else if(ch=='d') |
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{ |
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length.byte[1] = getch(); |
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length.byte[0] = getch(); |
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flags.eeprom = 0; |
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if (getch() == 'E') |
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flags.eeprom = 1; |
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for (i=0; i<PAGE_SIZE; i++) |
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buff[i] = 0; |
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for (w = 0; w < length.word; w++) |
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{ |
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// Store data in buffer, can't keep up with serial data stream whilst programming pages
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buff[w] = getch(); |
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} |
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if (getch() == ' ') |
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{ |
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if (flags.eeprom) |
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{ |
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//Write to EEPROM one byte at a time
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for(w=0;w<length.word;w++) |
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{ |
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while(EECR & (1<<EEPE)); |
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EEAR = (uint16_t)(void *)address.word; |
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EEDR = buff[w]; |
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EECR |= (1<<EEMPE); |
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EECR |= (1<<EEPE); |
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address.word++; |
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} |
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} |
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else |
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{ |
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//address * 2 -> byte location
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address.word = address.word << 1; |
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//Even up an odd number of bytes
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if ((length.byte[0] & 0x01)) |
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length.word++; |
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// HACKME: EEPE used to be EEWE
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//Wait for previous EEPROM writes to complete
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//while(bit_is_set(EECR,EEPE));
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while(EECR & (1<<EEPE)); |
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asm volatile( |
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"clr r17 \n\t" //page_word_count
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"lds r30,address \n\t" //Address of FLASH location (in bytes)
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"lds r31,address+1 \n\t" |
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"ldi r28,lo8(buff) \n\t" //Start of buffer array in RAM
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"ldi r29,hi8(buff) \n\t" |
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"lds r24,length \n\t" //Length of data to be written (in bytes)
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"lds r25,length+1 \n\t" |
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"length_loop: \n\t" //Main loop, repeat for number of words in block
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"cpi r17,0x00 \n\t" //If page_word_count=0 then erase page
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"brne no_page_erase \n\t" |
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"wait_spm1: \n\t" |
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"lds r16,%0 \n\t" //Wait for previous spm to complete
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"andi r16,1 \n\t" |
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"cpi r16,1 \n\t" |
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"breq wait_spm1 \n\t" |
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"ldi r16,0x03 \n\t" //Erase page pointed to by Z
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"sts %0,r16 \n\t" |
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"spm \n\t" |
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"wait_spm2: \n\t" |
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"lds r16,%0 \n\t" //Wait for previous spm to complete
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"andi r16,1 \n\t" |
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"cpi r16,1 \n\t" |
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"breq wait_spm2 \n\t" |
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"ldi r16,0x11 \n\t" //Re-enable RWW section
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"sts %0,r16 \n\t" |
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"spm \n\t" |
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"no_page_erase: \n\t" |
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"ld r0,Y+ \n\t" //Write 2 bytes into page buffer
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"ld r1,Y+ \n\t" |
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"wait_spm3: \n\t" |
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"lds r16,%0 \n\t" //Wait for previous spm to complete
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"andi r16,1 \n\t" |
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"cpi r16,1 \n\t" |
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"breq wait_spm3 \n\t" |
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"ldi r16,0x01 \n\t" //Load r0,r1 into FLASH page buffer
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"sts %0,r16 \n\t" |
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"spm \n\t" |
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"inc r17 \n\t" //page_word_count++
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"cpi r17,%1 \n\t" |
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"brlo same_page \n\t" //Still same page in FLASH
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"write_page: \n\t" |
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"clr r17 \n\t" //New page, write current one first
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"wait_spm4: \n\t" |
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"lds r16,%0 \n\t" //Wait for previous spm to complete
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"andi r16,1 \n\t" |
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"cpi r16,1 \n\t" |
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"breq wait_spm4 \n\t" |
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"ldi r16,0x05 \n\t" //Write page pointed to by Z
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"sts %0,r16 \n\t" |
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"spm \n\t" |
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"wait_spm5: \n\t" |
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"lds r16,%0 \n\t" //Wait for previous spm to complete
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"andi r16,1 \n\t" |
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"cpi r16,1 \n\t" |
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"breq wait_spm5 \n\t" |
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"ldi r16,0x11 \n\t" //Re-enable RWW section
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"sts %0,r16 \n\t" |
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"spm \n\t" |
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"same_page: \n\t" |
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"adiw r30,2 \n\t" //Next word in FLASH
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"sbiw r24,2 \n\t" //length-2
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"breq final_write \n\t" //Finished
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"rjmp length_loop \n\t" |
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"final_write: \n\t" |
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"cpi r17,0 \n\t" |
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"breq block_done \n\t" |
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"adiw r24,2 \n\t" //length+2, fool above check on length after short page write
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"rjmp write_page \n\t" |
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"block_done: \n\t" |
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"clr __zero_reg__ \n\t" //restore zero register
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: "=m" (SPMCSR) : "M" (PAGE_SIZE) : "r0","r16","r17","r24","r25","r28","r29","r30","r31" |
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); |
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} |
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putch(0x14); |
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putch(0x10); |
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} |
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else |
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{ |
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if (++error_count == MAX_ERROR_COUNT) |
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app_start(); |
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} |
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} |
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/* Read memory block mode, length is big endian. */ |
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else if(ch=='t') |
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{ |
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length.byte[1] = getch(); |
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length.byte[0] = getch(); |
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if (getch() == 'E') |
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flags.eeprom = 1; |
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else |
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{ |
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flags.eeprom = 0; |
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address.word = address.word << 1; // address * 2 -> byte location
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} |
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// Command terminator
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if (getch() == ' ') |
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{ |
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putch(0x14); |
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for (w=0; w<length.word; w++) |
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{ |
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// Can handle odd and even lengths okay
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if (flags.eeprom) |
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{ |
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// Byte access EEPROM read
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while(EECR & (1<<EEPE)); |
|||
EEAR = (uint16_t)(void *)address.word; |
|||
EECR |= (1<<EERE); |
|||
putch(EEDR); |
|||
|
|||
address.word++; |
|||
} |
|||
else |
|||
{ |
|||
if (!flags.rampz) |
|||
putch(pgm_read_byte_near(address.word)); |
|||
|
|||
address.word++; |
|||
} |
|||
} |
|||
putch(0x10); |
|||
} |
|||
} |
|||
|
|||
|
|||
/* Get device signature bytes */ |
|||
else if(ch=='u') |
|||
{ |
|||
if (getch() == ' ') |
|||
{ |
|||
putch(0x14); |
|||
putch(SIG1); |
|||
putch(SIG2); |
|||
putch(SIG3); |
|||
putch(0x10); |
|||
} |
|||
else |
|||
{ |
|||
if (++error_count == MAX_ERROR_COUNT) |
|||
app_start(); |
|||
} |
|||
} |
|||
|
|||
|
|||
/* Read oscillator calibration byte */ |
|||
else if(ch=='v') |
|||
byte_response(0x00); |
|||
|
|||
else if (++error_count == MAX_ERROR_COUNT) |
|||
app_start(); |
|||
|
|||
} |
|||
/* end of forever loop */ |
|||
} |
|||
|
|||
|
|||
char gethex(void) |
|||
{ |
|||
char ah,al; |
|||
|
|||
ah = getch(); |
|||
putch(ah); |
|||
al = getch(); |
|||
putch(al); |
|||
|
|||
if(ah >= 'a') |
|||
ah = ah - 'a' + 0x0a; |
|||
else if(ah >= '0') |
|||
ah -= '0'; |
|||
if(al >= 'a') |
|||
al = al - 'a' + 0x0a; |
|||
else if(al >= '0') |
|||
al -= '0'; |
|||
|
|||
return (ah << 4) + al; |
|||
} |
|||
|
|||
|
|||
void puthex(char ch) |
|||
{ |
|||
char ah,al; |
|||
|
|||
ah = (ch & 0xf0) >> 4; |
|||
if(ah >= 0x0a) |
|||
ah = ah - 0x0a + 'a'; |
|||
else |
|||
ah += '0'; |
|||
|
|||
al = (ch & 0x0f); |
|||
if(al >= 0x0a) |
|||
al = al - 0x0a + 'a'; |
|||
else |
|||
al += '0'; |
|||
|
|||
putch(ah); |
|||
putch(al); |
|||
} |
|||
|
|||
|
|||
void putch(char ch) |
|||
{ |
|||
while (!(UCSR0A & _BV(UDRE0))); |
|||
UDR0 = ch; |
|||
} |
|||
|
|||
|
|||
|
|||
|
|||
char getch(void) |
|||
{ |
|||
uint32_t count = 0; |
|||
|
|||
#ifdef ADABOOT |
|||
LED_PORT &= ~_BV(LED); // toggle LED to show activity - BBR/LF 10/3/2007 & 9/13/2008
|
|||
#endif |
|||
|
|||
while(!(UCSR0A & _BV(RXC0))) |
|||
{ |
|||
/* 20060803 DojoCorp:: Addon coming from the previous Bootloader*/ |
|||
/* HACKME:: here is a good place to count times*/ |
|||
count++; |
|||
if (count > MAX_TIME_COUNT) |
|||
app_start(); |
|||
} |
|||
|
|||
#ifdef ADABOOT |
|||
LED_PORT |= _BV(LED); // toggle LED to show activity - BBR/LF 10/3/2007 & 9/13/2008
|
|||
#endif |
|||
|
|||
return UDR0; |
|||
} |
|||
|
|||
|
|||
void getNch(uint8_t count) |
|||
{ |
|||
uint8_t i; |
|||
for(i=0;i<count;i++) |
|||
{ |
|||
while(!(UCSR0A & _BV(RXC0))); |
|||
UDR0; |
|||
} |
|||
} |
|||
|
|||
|
|||
void byte_response(uint8_t val) |
|||
{ |
|||
if (getch() == ' ') |
|||
{ |
|||
putch(0x14); |
|||
putch(val); |
|||
putch(0x10); |
|||
} |
|||
else |
|||
{ |
|||
if (++error_count == MAX_ERROR_COUNT) |
|||
app_start(); |
|||
} |
|||
} |
|||
|
|||
|
|||
void nothing_response(void) |
|||
{ |
|||
if (getch() == ' ') |
|||
{ |
|||
putch(0x14); |
|||
putch(0x10); |
|||
} |
|||
else |
|||
{ |
|||
if (++error_count == MAX_ERROR_COUNT) |
|||
app_start(); |
|||
} |
|||
} |
|||
|
|||
#ifdef ADABOOT |
|||
|
|||
void flash_led(uint8_t count) |
|||
{ |
|||
/* flash onboard LED count times to signal entering of bootloader */ |
|||
/* l needs to be volatile or the delay loops below might get */ |
|||
/* optimized away if compiling with optimizations (DAM). */ |
|||
|
|||
volatile uint32_t l; |
|||
|
|||
if (count == 0) { |
|||
count = ADABOOT; |
|||
} |
|||
|
|||
|
|||
int8_t i; |
|||
for (i = 0; i < count; ++i) { |
|||
LED_PORT |= _BV(LED); // LED on
|
|||
for(l = 0; l < (F_CPU / 1000); ++l); // delay NGvalue was 1000 for both loops - BBR
|
|||
LED_PORT &= ~_BV(LED); // LED off
|
|||
for(l = 0; l < (F_CPU / 250); ++l); // delay asymmteric for ADA BOOT BBR
|
|||
} |
|||
|
|||
for(l = 0; l < (F_CPU / 100); ++l); // pause ADA BOOT BBR
|
|||
|
|||
} |
|||
|
|||
#else |
|||
|
|||
void flash_led(uint8_t count) |
|||
{ |
|||
/* flash onboard LED three times to signal entering of bootloader */ |
|||
/* l needs to be volatile or the delay loops below might get
|
|||
optimized away if compiling with optimizations (DAM). */ |
|||
volatile uint32_t l; |
|||
|
|||
if (count == 0) { |
|||
count = 3; |
|||
} |
|||
|
|||
int8_t i; |
|||
for (i = 0; i < count; ++i) { |
|||
LED_PORT |= _BV(LED); |
|||
for(l = 0; l < (F_CPU / 1000); ++l); |
|||
LED_PORT &= ~_BV(LED); |
|||
for(l = 0; l < (F_CPU / 1000); ++l); |
|||
} |
|||
|
|||
} |
|||
|
|||
|
|||
#endif |
|||
|
|||
|
|||
/* end of file ATmegaBOOT.c */ |
|||
@ -0,0 +1,121 @@ |
|||
:10F800000C943E7C0C945B7C0C945B7C0C945B7C39 |
|||
:10F810000C945B7C0C945B7C0C945B7C0C945B7C0C |
|||
:10F820000C945B7C0C945B7C0C945B7C0C945B7CFC |
|||
:10F830000C945B7C0C945B7C0C945B7C0C945B7CEC |
|||
:10F840000C945B7C0C945B7C0C945B7C0C945B7CDC |
|||
:10F850000C945B7C0C945B7C0C945B7C0C945B7CCC |
|||
:10F860000C945B7C0C945B7C0C945B7C0C945B7CBC |
|||
:10F870000C945B7C0C945B7C0C945B7C11241FBE11 |
|||
:10F88000CFEFD8E0DEBFCDBF11E0A0E0B1E0E6E60B |
|||
:10F89000FFEF02C005900D92A030B107D9F712E03A |
|||
:10F8A000A0E0B1E001C01D92A930B107E1F70E94CC |
|||
:10F8B000537D0C94B27F0C94007CCF93DF93CDB733 |
|||
:10F8C000DEB724970FB6F894DEBF0FBECDBF8823F6 |
|||
:10F8D00009F481E020E0482F55274115510509F42E |
|||
:10F8E0003DC0289A19821A821B821C820BC0898112 |
|||
:10F8F0009A81AB81BC810196A11DB11D89839A8338 |
|||
:10F90000AB83BC8389819A81AB81BC8180589E4343 |
|||
:10F91000A040B04060F3289819821A821B821C8292 |
|||
:10F920000BC089819A81AB81BC810196A11DB11D5B |
|||
:10F9300089839A83AB83BC8389819A81AB81BC81A3 |
|||
:10F9400080509A4FA040B04060F32F5F822F9927DC |
|||
:10F9500087FD9095841795070CF4C3CF19821A82FE |
|||
:10F960001B821C8289819A81AB81BC818050914726 |
|||
:10F97000A240B040A0F489819A81AB81BC810196FC |
|||
:10F98000A11DB11D89839A83AB83BC8389819A8130 |
|||
:10F99000AB81BC8180509147A240B04060F3249677 |
|||
:10F9A0000FB6F894DEBF0FBECDBFDF91CF910895A3 |
|||
:10F9B000EF92FF920F931F93EE24FF248701289864 |
|||
:10F9C0008091C00087FD17C00894E11CF11C011D47 |
|||
:10F9D000111D81E0E81689E0F8068DE3080780E054 |
|||
:10F9E000180770F3E0910001F091010109958091F1 |
|||
:10F9F000C00087FFE9CF289A8091C600992787FD2C |
|||
:10FA000090951F910F91FF90EF900895982F8091FE |
|||
:10FA1000C00085FFFCCF9093C60008950E94D87C5B |
|||
:10FA2000803271F0809102018F5F809302018530F6 |
|||
:10FA300009F00895E0910001F09101010995089500 |
|||
:10FA400084E10E94067D80E10E94067D0895CF93A7 |
|||
:10FA5000C82F0E94D87C803241F0809102018F5FD4 |
|||
:10FA600080930201853081F40AC084E10E94067D02 |
|||
:10FA70008C2F0E94067D80E10E94067D05C0E091EA |
|||
:10FA80000001F09101010995CF910895282F90E090 |
|||
:10FA900007C08091C0008823E4F78091C6009F5F73 |
|||
:10FAA0009217B8F30895CFEFD8E0DEBFCDBF0000C6 |
|||
:10FAB00094B714BE809160008861809360001092BA |
|||
:10FAC000600091FF74C189E18093C4001092C50069 |
|||
:10FAD00088E18093C10086E08093C2005098589AD4 |
|||
:10FAE000209A83E00E945D7C81E00E945D7C0E9400 |
|||
:10FAF000D87C8033B9F18133C1F1803409F456C028 |
|||
:10FB0000813409F45CC0823409F46EC0853409F490 |
|||
:10FB100071C0803539F1813509F4F3C0823511F1B6 |
|||
:10FB2000853509F4D3C0863509F4CBC0843609F491 |
|||
:10FB300065C0843709F4EBC0853709F4D2C0863735 |
|||
:10FB400009F44AC0809102018F5F809302018530E1 |
|||
:10FB500071F6E0910001F091010109950E94D87CB5 |
|||
:10FB6000803349F60E940E7DC2CF0E94D87CC82FF8 |
|||
:10FB7000803241F784E10E94067D81E40E94067D87 |
|||
:10FB800086E50E94067D82E50E94067D8C2F0E94FC |
|||
:10FB9000067D89E40E94067D83E50E94067D80E55E |
|||
:10FBA0000E94067D80E10E94067DA1CF0E94D87C44 |
|||
:10FBB0008638C0F20E94D87C0E940E7D98CF0E94A9 |
|||
:10FBC000D87C803809F407C1813809F400C1823833 |
|||
:10FBD00009F4F9C0883921F080E00E94277D87CFA1 |
|||
:10FBE00083E00E94277D83CF84E10E94467D0E94AE |
|||
:10FBF0000E7D7DCF85E00E94467DF9CF0E94D87CA6 |
|||
:10FC0000809306020E94D87C8093050280910802AE |
|||
:10FC10008E7F809308020E94D87C853409F44BC003 |
|||
:10FC2000E5E0F1E0119281E0E438F807D9F3D0F390 |
|||
:10FC3000C0E0D0E0809105029091060218161906E6 |
|||
:10FC400078F405E011E00E94D87CF80181938F01DF |
|||
:10FC500021968091050290910602C817D90798F362 |
|||
:10FC60000E94D87C803209F06DCF8091080280FF1D |
|||
:10FC7000B6C0C0E0D0E02091050230910602121615 |
|||
:10FC80001306B8F4E0910301F0910401A5E0B1E09E |
|||
:10FC9000F999FECFF2BDE1BD8D9180BDFA9AF99A36 |
|||
:10FCA00031962196C217D30798F3F0930401E0939D |
|||
:10FCB000030184E175CF809108028160809308027E |
|||
:10FCC000AFCF84E00E94467D80E087CF0E94D87C41 |
|||
:10FCD000809303010E94D87C809304010E940E7DD2 |
|||
:10FCE00006CF0E94D87C803209F02CCF84E10E949C |
|||
:10FCF000067D8EE10E94067D85E90E94067D88E0F2 |
|||
:10FD00004FCF0E940E7D88E080936000FFCF0E945D |
|||
:10FD1000D87C809306020E94D87C809305020E94C2 |
|||
:10FD2000D87C853409F449C0809108028E7F809385 |
|||
:10FD300008028091030190910401880F991F90930C |
|||
:10FD40000401809303010E94D87C803209F0CFCE59 |
|||
:10FD500084E10E94067DC0E0D0E020910502309150 |
|||
:10FD600006021216130608F01DCFE0910301F09170 |
|||
:10FD700004018091080280FF96C0F999FECFF2BD80 |
|||
:10FD8000E1BDF89A80B50E94067DE0910301F091F3 |
|||
:10FD900004013196F0930401E093030120910502E0 |
|||
:10FDA000309106022196C217D30718F3FBCEE091DB |
|||
:10FDB0000001F0910101099586CE809108028160D1 |
|||
:10FDC00080930802C0CF80E10E94277D90CE81E021 |
|||
:10FDD0000E94277D8CCE82E00E94277D88CE809174 |
|||
:10FDE000030190910401880F991F9093040180935F |
|||
:10FDF00003018091050280FF09C080910502909166 |
|||
:10FE0000060201969093060280930502F999FECFAF |
|||
:10FE10001127E0910301F0910401C5E0D1E0809148 |
|||
:10FE2000050290910602103091F400915700017084 |
|||
:10FE30000130D9F303E000935700E8950091570093 |
|||
:10FE400001700130D9F301E100935700E895099062 |
|||
:10FE500019900091570001700130D9F301E000932F |
|||
:10FE60005700E8951395103898F011270091570026 |
|||
:10FE700001700130D9F305E000935700E895009137 |
|||
:10FE8000570001700130D9F301E100935700E89564 |
|||
:10FE90003296029709F0C7CF103011F00296E5CFE5 |
|||
:10FEA000112484E17DCE869580FF06C03196F093C3 |
|||
:10FEB0000401E093030176CF84910E94067D209196 |
|||
:10FEC000050230910602E0910301F0910401EECFAA |
|||
:10FED0001F93CF930E94D87CC82F0E94067D0E945A |
|||
:10FEE000D87C182F0E94067DC1362CF0C7551136DC |
|||
:10FEF0003CF0175508C0C033D4F3C0531136CCF7CB |
|||
:10FF000010330CF01053C295C07FC10F8C2F99276E |
|||
:10FF100087FD9095CF911F910895CF93282F992712 |
|||
:10FF200087FD9095807F907095958795959587959D |
|||
:10FF300095958795959587958A303CF0895AC22F7B |
|||
:10FF4000CF70CA303CF0C95A06C0805DC22FCF7056 |
|||
:10FF5000CA30CCF7C05D0E94067D8C2F0E94067DC2 |
|||
:06FF6000CF910895FFCFD0 |
|||
:040000030000F80001 |
|||
:00000001FF |
|||
@ -0,0 +1,120 @@ |
|||
:10F800000C94387C0C94557C0C94557C0C94557C51 |
|||
:10F810000C94557C0C94557C0C94557C0C94557C24 |
|||
:10F820000C94557C0C94557C0C94557C0C94557C14 |
|||
:10F830000C94557C0C94557C0C94557C0C94557C04 |
|||
:10F840000C94557C0C94557C0C94557C0C94557CF4 |
|||
:10F850000C94557C0C94557C0C94557C0C94557CE4 |
|||
:10F860000C94557C0C94557C0C94557C0C94557CD4 |
|||
:10F8700011241FBECFEFD0E1DEBFCDBF11E0A0E06D |
|||
:10F88000B1E0EAE5FFEF02C005900D92A030B107AC |
|||
:10F89000D9F712E0A0E0B1E001C01D92A930B10794 |
|||
:10F8A000E1F70E944D7D0C94AC7F0C94007CCF93CB |
|||
:10F8B000DF93CDB7DEB724970FB6F894DEBF0FBE47 |
|||
:10F8C000CDBF882309F481E020E0482F552741155A |
|||
:10F8D000510509F43DC0289A19821A821B821C82A4 |
|||
:10F8E0000BC089819A81AB81BC810196A11DB11D9C |
|||
:10F8F00089839A83AB83BC8389819A81AB81BC81E4 |
|||
:10F9000080589E43A040B04060F3289819821A8224 |
|||
:10F910001B821C820BC089819A81AB81BC810196BC |
|||
:10F92000A11DB11D89839A83AB83BC8389819A8190 |
|||
:10F93000AB81BC8180509A4FA040B04060F32F5FF4 |
|||
:10F94000822F992787FD9095841795070CF4C3CFD4 |
|||
:10F9500019821A821B821C8289819A81AB81BC81A7 |
|||
:10F9600080509147A240B040A0F489819A81AB8138 |
|||
:10F97000BC810196A11DB11D89839A83AB83BC8391 |
|||
:10F9800089819A81AB81BC8180509147A240B0406F |
|||
:10F9900060F324960FB6F894DEBF0FBECDBFDF91A3 |
|||
:10F9A000CF910895EF92FF920F931F93EE24FF24BF |
|||
:10F9B000870128988091C00087FD17C00894E11C3A |
|||
:10F9C000F11C011D111D81E0E81689E0F8068DE3A8 |
|||
:10F9D000080780E0180770F3E0910001F091010141 |
|||
:10F9E00009958091C00087FFE9CF289A8091C600D1 |
|||
:10F9F000992787FD90951F910F91FF90EF900895A3 |
|||
:10FA0000982F8091C00085FFFCCF9093C600089589 |
|||
:10FA10000E94D27C803271F0809102018F5F8093CE |
|||
:10FA20000201853009F00895E0910001F091010193 |
|||
:10FA30000995089584E10E94007D80E10E94007D87 |
|||
:10FA40000895CF93C82F0E94D27C803241F08091DC |
|||
:10FA500002018F5F80930201853081F40AC084E146 |
|||
:10FA60000E94007D8C2F0E94007D80E10E94007D1D |
|||
:10FA700005C0E0910001F09101010995CF91089531 |
|||
:10FA8000282F90E007C08091C0008823E4F7809180 |
|||
:10FA9000C6009F5F9217B8F30895CFEFD0E1DEBFA5 |
|||
:10FAA000CDBF000094B714BE809160008861809340 |
|||
:10FAB00060001092600091FF74C189E18093C400DE |
|||
:10FAC0001092C50088E18093C10086E08093C20057 |
|||
:10FAD0005098589A209A83E00E94577C81E00E94B7 |
|||
:10FAE000577C0E94D27C8033B9F18133C1F18034DC |
|||
:10FAF00009F456C0813409F45CC0823409F46EC044 |
|||
:10FB0000853409F471C0803539F1813509F4F3C0C9 |
|||
:10FB1000823511F1853509F4D3C0863509F4CBC09F |
|||
:10FB2000843609F465C0843709F4EBC0853709F4DD |
|||
:10FB3000D2C0863709F44AC0809102018F5F80935A |
|||
:10FB40000201853071F6E0910001F0910101099503 |
|||
:10FB50000E94D27C803349F60E94087DC2CF0E9469 |
|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
:10FDE0000401809303018091050280FF09C0809186 |
|||
:10FDF00005029091060201969093060280930502F7 |
|||
:10FE0000F999FECF1127E0910301F0910401C5E0BB |
|||
:10FE1000D1E08091050290910602103091F400919A |
|||
:10FE2000570001700130D9F303E000935700E895C3 |
|||
:10FE30000091570001700130D9F301E100935700A0 |
|||
:10FE4000E895099019900091570001700130D9F39D |
|||
:10FE500001E000935700E8951395103898F01127AA |
|||
:10FE60000091570001700130D9F305E0009357006D |
|||
:10FE7000E8950091570001700130D9F301E100933A |
|||
:10FE80005700E8953296029709F0C7CF103011F06D |
|||
:10FE90000296E5CF112484E17DCE869580FF06C0D1 |
|||
:10FEA0003196F0930401E093030176CF84910E9490 |
|||
:10FEB000007D2091050230910602E0910301F0914E |
|||
:10FEC0000401EECF1F93CF930E94D27CC82F0E94D3 |
|||
:10FED000007D0E94D27C182F0E94007DC1362CF03C |
|||
:10FEE000C75511363CF0175508C0C033D4F3C05382 |
|||
:10FEF0001136CCF710330CF01053C295C07FC10FF0 |
|||
:10FF00008C2F992787FD9095CF911F910895CF93BE |
|||
:10FF1000282F992787FD9095807F907095958795DC |
|||
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|||
:10FF3000895AC22FCF70CA303CF0C95A06C0805DC2 |
|||
:10FF4000C22FCF70CA30CCF7C05D0E94007D8C2FCD |
|||
:0AFF50000E94007DCF910895FFCFBD |
|||
:040000030000F80001 |
|||
:00000001FF |
|||
@ -0,0 +1,121 @@ |
|||
:10F800000C943E7C0C945B7C0C945B7C0C945B7C39 |
|||
:10F810000C945B7C0C945B7C0C945B7C0C945B7C0C |
|||
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|||
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|||
:10F8A000A0E0B1E001C01D92A930B107E1F70E94CC |
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:10F8B000537D0C94B27F0C94007CCF93DF93CDB733 |
|||
:10F8C000DEB724970FB6F894DEBF0FBECDBF8823F6 |
|||
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:10F8E0003DC0289A19821A821B821C820BC0898112 |
|||
:10F8F0009A81AB81BC810196A11DB11D89839A8338 |
|||
:10F90000AB83BC8389819A81AB81BC8180589E4343 |
|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
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|||
:06FF6000CF910895FFCFD0 |
|||
:040000030000F80001 |
|||
:00000001FF |
|||
@ -0,0 +1,56 @@ |
|||
# Makefile for ATmegaBOOT
|
|||
# E.Lins, 18.7.2005
|
|||
# $Id$
|
|||
|
|||
|
|||
# program name should not be changed...
|
|||
PROGRAM = ATmegaBOOT_644P |
|||
|
|||
# enter the target CPU frequency
|
|||
AVR_FREQ = 16000000L |
|||
|
|||
MCU_TARGET = atmega644p |
|||
LDSECTION = --section-start=.text=0xF800 |
|||
|
|||
OBJ = $(PROGRAM).o |
|||
OPTIMIZE = -O2 |
|||
|
|||
DEFS = |
|||
LIBS = |
|||
|
|||
CC = avr-gcc |
|||
|
|||
|
|||
# Override is only needed by avr-lib build system.
|
|||
|
|||
override CFLAGS = -g -Wall $(OPTIMIZE) -mmcu=$(MCU_TARGET) -DF_CPU=$(AVR_FREQ) $(DEFS) |
|||
override LDFLAGS = -Wl,$(LDSECTION) |
|||
#override LDFLAGS = -Wl,-Map,$(PROGRAM).map,$(LDSECTION)
|
|||
|
|||
OBJCOPY = avr-objcopy |
|||
OBJDUMP = avr-objdump |
|||
|
|||
all: CFLAGS += '-DMAX_TIME_COUNT=8000000L>>1' -DADABOOT |
|||
all: $(PROGRAM).hex |
|||
|
|||
$(PROGRAM).hex: $(PROGRAM).elf |
|||
$(OBJCOPY) -j .text -j .data -O ihex $< $@ |
|||
|
|||
$(PROGRAM).elf: $(OBJ) |
|||
$(CC) $(CFLAGS) $(LDFLAGS) -o $@ $^ $(LIBS) |
|||
|
|||
$(OBJ): ATmegaBOOT.c |
|||
avr-gcc $(CFLAGS) $(LDFLAGS) -c -g -O2 -Wall -mmcu=$(MCU_TARGET) ATmegaBOOT.c -o $(PROGRAM).o |
|||
|
|||
%.lst: %.elf |
|||
$(OBJDUMP) -h -S $< > $@ |
|||
|
|||
%.srec: %.elf |
|||
$(OBJCOPY) -j .text -j .data -O srec $< $@ |
|||
|
|||
%.bin: %.elf |
|||
$(OBJCOPY) -j .text -j .data -O binary $< $@ |
|||
|
|||
clean: |
|||
rm -rf *.o *.elf *.lst *.map *.sym *.lss *.eep *.srec *.bin *.hex |
|||
|
|||
@ -0,0 +1,3 @@ |
|||
Note: This bootloader support ATmega644, ATmega644P and ATmega324P. |
|||
To build, set PROGRAM and MCU_TARGET in the Makefile according to your target device. |
|||
|
|||
@ -0,0 +1 @@ |
|||
#include "WProgram.h" |
|||
@ -0,0 +1,135 @@ |
|||
/*
|
|||
wiring.h - Partial implementation of the Wiring API for the ATmega8. |
|||
Part of Arduino - http://www.arduino.cc/
|
|||
|
|||
Copyright (c) 2005-2006 David A. Mellis |
|||
|
|||
This library is free software; you can redistribute it and/or |
|||
modify it under the terms of the GNU Lesser General Public |
|||
License as published by the Free Software Foundation; either |
|||
version 2.1 of the License, or (at your option) any later version. |
|||
|
|||
This library is distributed in the hope that it will be useful, |
|||
but WITHOUT ANY WARRANTY; without even the implied warranty of |
|||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|||
Lesser General Public License for more details. |
|||
|
|||
You should have received a copy of the GNU Lesser General |
|||
Public License along with this library; if not, write to the |
|||
Free Software Foundation, Inc., 59 Temple Place, Suite 330, |
|||
Boston, MA 02111-1307 USA |
|||
|
|||
$Id$ |
|||
*/ |
|||
|
|||
#ifndef Wiring_h |
|||
#define Wiring_h |
|||
|
|||
#include <avr/io.h> |
|||
#include <stdlib.h> |
|||
#include "binary.h" |
|||
|
|||
#ifdef __cplusplus |
|||
extern "C"{ |
|||
#endif |
|||
|
|||
#define HIGH 0x1 |
|||
#define LOW 0x0 |
|||
|
|||
#define INPUT 0x0 |
|||
#define OUTPUT 0x1 |
|||
|
|||
#define true 0x1 |
|||
#define false 0x0 |
|||
|
|||
#define PI 3.1415926535897932384626433832795 |
|||
#define HALF_PI 1.5707963267948966192313216916398 |
|||
#define TWO_PI 6.283185307179586476925286766559 |
|||
#define DEG_TO_RAD 0.017453292519943295769236907684886 |
|||
#define RAD_TO_DEG 57.295779513082320876798154814105 |
|||
|
|||
#define SERIAL 0x0 |
|||
#define DISPLAY 0x1 |
|||
|
|||
#define LSBFIRST 0 |
|||
#define MSBFIRST 1 |
|||
|
|||
#define CHANGE 1 |
|||
#define FALLING 2 |
|||
#define RISING 3 |
|||
|
|||
#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__) |
|||
#define INTERNAL1V1 2 |
|||
#define INTERNAL2V56 3 |
|||
#else |
|||
#define INTERNAL 3 |
|||
#endif |
|||
#define DEFAULT 1 |
|||
#define EXTERNAL 0 |
|||
|
|||
// undefine stdlib's abs if encountered
|
|||
#ifdef abs |
|||
#undef abs |
|||
#endif |
|||
|
|||
#define min(a,b) ((a)<(b)?(a):(b)) |
|||
#define max(a,b) ((a)>(b)?(a):(b)) |
|||
#define abs(x) ((x)>0?(x):-(x)) |
|||
#define constrain(amt,low,high) ((amt)<(low)?(low):((amt)>(high)?(high):(amt))) |
|||
#define round(x) ((x)>=0?(long)((x)+0.5):(long)((x)-0.5)) |
|||
#define radians(deg) ((deg)*DEG_TO_RAD) |
|||
#define degrees(rad) ((rad)*RAD_TO_DEG) |
|||
#define sq(x) ((x)*(x)) |
|||
|
|||
#define interrupts() sei() |
|||
#define noInterrupts() cli() |
|||
|
|||
#define clockCyclesPerMicrosecond() ( F_CPU / 1000000L ) |
|||
#define clockCyclesToMicroseconds(a) ( ((a) * 1000L) / (F_CPU / 1000L) ) |
|||
#define microsecondsToClockCycles(a) ( ((a) * (F_CPU / 1000L)) / 1000L ) |
|||
|
|||
#define lowByte(w) ((uint8_t) ((w) & 0xff)) |
|||
#define highByte(w) ((uint8_t) ((w) >> 8)) |
|||
|
|||
#define bitRead(value, bit) (((value) >> (bit)) & 0x01) |
|||
#define bitSet(value, bit) ((value) |= (1UL << (bit))) |
|||
#define bitClear(value, bit) ((value) &= ~(1UL << (bit))) |
|||
#define bitWrite(value, bit, bitvalue) (bitvalue ? bitSet(value, bit) : bitClear(value, bit)) |
|||
|
|||
|
|||
typedef unsigned int word; |
|||
|
|||
#define bit(b) (1UL << (b)) |
|||
|
|||
typedef uint8_t boolean; |
|||
typedef uint8_t byte; |
|||
|
|||
void init(void); |
|||
|
|||
void pinMode(uint8_t, uint8_t); |
|||
void digitalWrite(uint8_t, uint8_t); |
|||
int digitalRead(uint8_t); |
|||
int analogRead(uint8_t); |
|||
void analogReference(uint8_t mode); |
|||
void analogWrite(uint8_t, int); |
|||
|
|||
unsigned long millis(void); |
|||
unsigned long micros(void); |
|||
void delay(unsigned long); |
|||
void delayMicroseconds(unsigned int us); |
|||
unsigned long pulseIn(uint8_t pin, uint8_t state, unsigned long timeout); |
|||
|
|||
void shiftOut(uint8_t dataPin, uint8_t clockPin, uint8_t bitOrder, uint8_t val); |
|||
uint8_t shiftIn(uint8_t dataPin, uint8_t clockPin, uint8_t bitOrder); |
|||
|
|||
void attachInterrupt(uint8_t, void (*)(void), int mode); |
|||
void detachInterrupt(uint8_t); |
|||
|
|||
void setup(void); |
|||
void loop(void); |
|||
|
|||
#ifdef __cplusplus |
|||
} // extern "C"
|
|||
#endif |
|||
|
|||
#endif |
|||
@ -0,0 +1,202 @@ |
|||
/*
|
|||
HardwareSerial.cpp - Hardware serial library for Wiring |
|||
Copyright (c) 2006 Nicholas Zambetti. All right reserved. |
|||
|
|||
This library is free software; you can redistribute it and/or |
|||
modify it under the terms of the GNU Lesser General Public |
|||
License as published by the Free Software Foundation; either |
|||
version 2.1 of the License, or (at your option) any later version. |
|||
|
|||
This library is distributed in the hope that it will be useful, |
|||
but WITHOUT ANY WARRANTY; without even the implied warranty of |
|||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|||
Lesser General Public License for more details. |
|||
|
|||
You should have received a copy of the GNU Lesser General Public |
|||
License along with this library; if not, write to the Free Software |
|||
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
|||
|
|||
Modified 23 November 2006 by David A. Mellis |
|||
Modified 28 September 2010 by Mark Sproul |
|||
*/ |
|||
|
|||
#include <stdlib.h> |
|||
#include <stdio.h> |
|||
#include <string.h> |
|||
#include <inttypes.h> |
|||
#include "wiring.h" |
|||
#include "wiring_private.h" |
|||
|
|||
// this next line disables the entire HardwareSerial.cpp,
|
|||
// this is so I can support Attiny series and any other chip without a uart
|
|||
#if defined(UBRRH) || defined(UBRR0H) || defined(UBRR1H) || defined(UBRR2H) || defined(UBRR3H) |
|||
|
|||
#include "HardwareSerial.h" |
|||
|
|||
// Define constants and variables for buffering incoming serial data. We're
|
|||
// using a ring buffer (I think), in which rx_buffer_head is the index of the
|
|||
// location to which to write the next incoming character and rx_buffer_tail
|
|||
// is the index of the location from which to read.
|
|||
#define RX_BUFFER_SIZE 128 |
|||
|
|||
struct ring_buffer |
|||
{ |
|||
unsigned char buffer[RX_BUFFER_SIZE]; |
|||
int head; |
|||
int tail; |
|||
}; |
|||
|
|||
ring_buffer rx_buffer = { { 0 }, 0, 0 }; |
|||
|
|||
inline void store_char(unsigned char c, ring_buffer *rx_buffer) |
|||
{ |
|||
int i = (unsigned int)(rx_buffer->head + 1) & (RX_BUFFER_SIZE -1); |
|||
|
|||
// if we should be storing the received character into the location
|
|||
// just before the tail (meaning that the head would advance to the
|
|||
// current location of the tail), we're about to overflow the buffer
|
|||
// and so we don't write the character or advance the head.
|
|||
if (i != rx_buffer->tail) { |
|||
rx_buffer->buffer[rx_buffer->head] = c; |
|||
rx_buffer->head = i; |
|||
} |
|||
} |
|||
|
|||
// fixed by Mark Sproul this is on the 644/644p
|
|||
//SIGNAL(SIG_USART_RECV)
|
|||
SIGNAL(USART0_RX_vect) |
|||
{ |
|||
unsigned char c = UDR0; |
|||
store_char(c, &rx_buffer); |
|||
} |
|||
|
|||
|
|||
// Constructors ////////////////////////////////////////////////////////////////
|
|||
|
|||
HardwareSerial::HardwareSerial(ring_buffer *rx_buffer, |
|||
volatile uint8_t *ubrrh, volatile uint8_t *ubrrl, |
|||
volatile uint8_t *ucsra, volatile uint8_t *ucsrb, |
|||
volatile uint8_t *udr, |
|||
uint8_t rxen, uint8_t txen, uint8_t rxcie, uint8_t udre, uint8_t u2x) |
|||
{ |
|||
_rx_buffer = rx_buffer; |
|||
_ubrrh = ubrrh; |
|||
_ubrrl = ubrrl; |
|||
_ucsra = ucsra; |
|||
_ucsrb = ucsrb; |
|||
_udr = udr; |
|||
_rxen = rxen; |
|||
_txen = txen; |
|||
_rxcie = rxcie; |
|||
_udre = udre; |
|||
_u2x = u2x; |
|||
} |
|||
|
|||
// Public Methods //////////////////////////////////////////////////////////////
|
|||
|
|||
void HardwareSerial::begin(long baud) |
|||
{ |
|||
uint16_t baud_setting; |
|||
bool use_u2x = true; |
|||
|
|||
#if F_CPU == 16000000UL |
|||
// hardcoded exception for compatibility with the bootloader shipped
|
|||
// with the Duemilanove and previous boards and the firmware on the 8U2
|
|||
// on the Uno and Mega 2560.
|
|||
if (baud == 57600) { |
|||
use_u2x = false; |
|||
} |
|||
#endif |
|||
|
|||
if (use_u2x) { |
|||
*_ucsra = 1 << _u2x; |
|||
baud_setting = (F_CPU / 4 / baud - 1) / 2; |
|||
} else { |
|||
*_ucsra = 0; |
|||
baud_setting = (F_CPU / 8 / baud - 1) / 2; |
|||
} |
|||
|
|||
// assign the baud_setting, a.k.a. ubbr (USART Baud Rate Register)
|
|||
*_ubrrh = baud_setting >> 8; |
|||
*_ubrrl = baud_setting; |
|||
|
|||
sbi(*_ucsrb, _rxen); |
|||
sbi(*_ucsrb, _txen); |
|||
sbi(*_ucsrb, _rxcie); |
|||
} |
|||
|
|||
void HardwareSerial::end() |
|||
{ |
|||
cbi(*_ucsrb, _rxen); |
|||
cbi(*_ucsrb, _txen); |
|||
cbi(*_ucsrb, _rxcie); |
|||
} |
|||
|
|||
int HardwareSerial::available(void) |
|||
{ |
|||
return (unsigned int)(RX_BUFFER_SIZE + _rx_buffer->head - _rx_buffer->tail) & (RX_BUFFER_SIZE-1); |
|||
} |
|||
|
|||
int HardwareSerial::peek(void) |
|||
{ |
|||
if (_rx_buffer->head == _rx_buffer->tail) { |
|||
return -1; |
|||
} else { |
|||
return _rx_buffer->buffer[_rx_buffer->tail]; |
|||
} |
|||
} |
|||
|
|||
int HardwareSerial::read(void) |
|||
{ |
|||
// if the head isn't ahead of the tail, we don't have any characters
|
|||
if (_rx_buffer->head == _rx_buffer->tail) { |
|||
return -1; |
|||
} else { |
|||
unsigned char c = _rx_buffer->buffer[_rx_buffer->tail]; |
|||
_rx_buffer->tail = (unsigned int)(_rx_buffer->tail + 1) & (RX_BUFFER_SIZE-1); |
|||
return c; |
|||
} |
|||
} |
|||
|
|||
void HardwareSerial::flush() |
|||
{ |
|||
// don't reverse this or there may be problems if the RX interrupt
|
|||
// occurs after reading the value of rx_buffer_head but before writing
|
|||
// the value to rx_buffer_tail; the previous value of rx_buffer_head
|
|||
// may be written to rx_buffer_tail, making it appear as if the buffer
|
|||
// don't reverse this or there may be problems if the RX interrupt
|
|||
// occurs after reading the value of rx_buffer_head but before writing
|
|||
// the value to rx_buffer_tail; the previous value of rx_buffer_head
|
|||
// may be written to rx_buffer_tail, making it appear as if the buffer
|
|||
// were full, not empty.
|
|||
_rx_buffer->head = _rx_buffer->tail; |
|||
} |
|||
|
|||
//
|
|||
// Drakelive 2012-09-04
|
|||
//
|
|||
#if ARDUINO >= 100 |
|||
size_t HardwareSerial::write(uint8_t c) |
|||
{ |
|||
while (!((*_ucsra) & (1 << _udre))) |
|||
; |
|||
|
|||
*_udr = c; |
|||
} |
|||
#else |
|||
void HardwareSerial::write(uint8_t c) |
|||
{ |
|||
while (!((*_ucsra) & (1 << _udre))) |
|||
; |
|||
|
|||
*_udr = c; |
|||
} |
|||
#endif |
|||
|
|||
// Drakelive 2012-09-04
|
|||
|
|||
// Preinstantiate Objects //////////////////////////////////////////////////////
|
|||
HardwareSerial Serial(&rx_buffer, &UBRR0H, &UBRR0L, &UCSR0A, &UCSR0B, &UDR0, RXEN0, TXEN0, RXCIE0, UDRE0, U2X0); |
|||
|
|||
#endif // whole file
|
|||
|
|||
@ -0,0 +1,87 @@ |
|||
/*
|
|||
HardwareSerial.h - Hardware serial library for Wiring |
|||
Copyright (c) 2006 Nicholas Zambetti. All right reserved. |
|||
|
|||
This library is free software; you can redistribute it and/or |
|||
modify it under the terms of the GNU Lesser General Public |
|||
License as published by the Free Software Foundation; either |
|||
version 2.1 of the License, or (at your option) any later version. |
|||
|
|||
This library is distributed in the hope that it will be useful, |
|||
but WITHOUT ANY WARRANTY; without even the implied warranty of |
|||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|||
Lesser General Public License for more details. |
|||
|
|||
You should have received a copy of the GNU Lesser General Public |
|||
License along with this library; if not, write to the Free Software |
|||
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
|||
|
|||
Modified 28 September 2010 by Mark Sproul |
|||
*/ |
|||
|
|||
#ifndef HardwareSerial_h |
|||
#define HardwareSerial_h |
|||
|
|||
#include <inttypes.h> |
|||
|
|||
#include "Stream.h" |
|||
|
|||
struct ring_buffer; |
|||
|
|||
class HardwareSerial : public Stream |
|||
{ |
|||
private: |
|||
ring_buffer *_rx_buffer; |
|||
volatile uint8_t *_ubrrh; |
|||
volatile uint8_t *_ubrrl; |
|||
volatile uint8_t *_ucsra; |
|||
volatile uint8_t *_ucsrb; |
|||
volatile uint8_t *_udr; |
|||
uint8_t _rxen; |
|||
uint8_t _txen; |
|||
uint8_t _rxcie; |
|||
uint8_t _udre; |
|||
uint8_t _u2x; |
|||
public: |
|||
HardwareSerial(ring_buffer *rx_buffer, |
|||
volatile uint8_t *ubrrh, volatile uint8_t *ubrrl, |
|||
volatile uint8_t *ucsra, volatile uint8_t *ucsrb, |
|||
volatile uint8_t *udr, |
|||
uint8_t rxen, uint8_t txen, uint8_t rxcie, uint8_t udre, uint8_t u2x); |
|||
void begin(long); |
|||
void end(); |
|||
virtual int available(void); |
|||
virtual int peek(void); |
|||
virtual int read(void); |
|||
virtual void flush(void); |
|||
|
|||
//
|
|||
// Drakelive 2012-09-04
|
|||
//
|
|||
#if ARDUINO >= 100 |
|||
virtual size_t write(uint8_t); |
|||
#else |
|||
virtual void write(uint8_t); |
|||
#endif |
|||
|
|||
// Drakelive 2012-09-04
|
|||
|
|||
using Print::write; // pull in write(str) and write(buf, size) from Print
|
|||
}; |
|||
|
|||
#if defined(UBRRH) || defined(UBRR0H) |
|||
extern HardwareSerial Serial; |
|||
#elif defined(USBCON) |
|||
#include "usb_api.h" |
|||
#endif |
|||
#if defined(UBRR1H) |
|||
extern HardwareSerial Serial1; |
|||
#endif |
|||
#if defined(UBRR2H) |
|||
extern HardwareSerial Serial2; |
|||
#endif |
|||
#if defined(UBRR3H) |
|||
extern HardwareSerial Serial3; |
|||
#endif |
|||
|
|||
#endif |
|||
@ -0,0 +1,220 @@ |
|||
/*
|
|||
Print.cpp - Base class that provides print() and println() |
|||
Copyright (c) 2008 David A. Mellis. All right reserved. |
|||
|
|||
This library is free software; you can redistribute it and/or |
|||
modify it under the terms of the GNU Lesser General Public |
|||
License as published by the Free Software Foundation; either |
|||
version 2.1 of the License, or (at your option) any later version. |
|||
|
|||
This library is distributed in the hope that it will be useful, |
|||
but WITHOUT ANY WARRANTY; without even the implied warranty of |
|||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|||
Lesser General Public License for more details. |
|||
|
|||
You should have received a copy of the GNU Lesser General Public |
|||
License along with this library; if not, write to the Free Software |
|||
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
|||
|
|||
Modified 23 November 2006 by David A. Mellis |
|||
*/ |
|||
|
|||
#include <stdlib.h> |
|||
#include <stdio.h> |
|||
#include <string.h> |
|||
#include <math.h> |
|||
#include "wiring.h" |
|||
|
|||
#include "Print.h" |
|||
|
|||
// Public Methods //////////////////////////////////////////////////////////////
|
|||
|
|||
/* default implementation: may be overridden */ |
|||
void Print::write(const char *str) |
|||
{ |
|||
while (*str) |
|||
write(*str++); |
|||
} |
|||
|
|||
/* default implementation: may be overridden */ |
|||
void Print::write(const uint8_t *buffer, size_t size) |
|||
{ |
|||
while (size--) |
|||
write(*buffer++); |
|||
} |
|||
|
|||
void Print::print(const String &s) |
|||
{ |
|||
for (int i = 0; i < s.length(); i++) { |
|||
write(s[i]); |
|||
} |
|||
} |
|||
|
|||
void Print::print(const char str[]) |
|||
{ |
|||
write(str); |
|||
} |
|||
|
|||
void Print::print(char c, int base) |
|||
{ |
|||
print((long) c, base); |
|||
} |
|||
|
|||
void Print::print(unsigned char b, int base) |
|||
{ |
|||
print((unsigned long) b, base); |
|||
} |
|||
|
|||
void Print::print(int n, int base) |
|||
{ |
|||
print((long) n, base); |
|||
} |
|||
|
|||
void Print::print(unsigned int n, int base) |
|||
{ |
|||
print((unsigned long) n, base); |
|||
} |
|||
|
|||
void Print::print(long n, int base) |
|||
{ |
|||
if (base == 0) { |
|||
write(n); |
|||
} else if (base == 10) { |
|||
if (n < 0) { |
|||
print('-'); |
|||
n = -n; |
|||
} |
|||
printNumber(n, 10); |
|||
} else { |
|||
printNumber(n, base); |
|||
} |
|||
} |
|||
|
|||
void Print::print(unsigned long n, int base) |
|||
{ |
|||
if (base == 0) write(n); |
|||
else printNumber(n, base); |
|||
} |
|||
|
|||
void Print::print(double n, int digits) |
|||
{ |
|||
printFloat(n, digits); |
|||
} |
|||
|
|||
void Print::println(void) |
|||
{ |
|||
print('\r'); |
|||
print('\n'); |
|||
} |
|||
|
|||
void Print::println(const String &s) |
|||
{ |
|||
print(s); |
|||
println(); |
|||
} |
|||
|
|||
void Print::println(const char c[]) |
|||
{ |
|||
print(c); |
|||
println(); |
|||
} |
|||
|
|||
void Print::println(char c, int base) |
|||
{ |
|||
print(c, base); |
|||
println(); |
|||
} |
|||
|
|||
void Print::println(unsigned char b, int base) |
|||
{ |
|||
print(b, base); |
|||
println(); |
|||
} |
|||
|
|||
void Print::println(int n, int base) |
|||
{ |
|||
print(n, base); |
|||
println(); |
|||
} |
|||
|
|||
void Print::println(unsigned int n, int base) |
|||
{ |
|||
print(n, base); |
|||
println(); |
|||
} |
|||
|
|||
void Print::println(long n, int base) |
|||
{ |
|||
print(n, base); |
|||
println(); |
|||
} |
|||
|
|||
void Print::println(unsigned long n, int base) |
|||
{ |
|||
print(n, base); |
|||
println(); |
|||
} |
|||
|
|||
void Print::println(double n, int digits) |
|||
{ |
|||
print(n, digits); |
|||
println(); |
|||
} |
|||
|
|||
// Private Methods /////////////////////////////////////////////////////////////
|
|||
|
|||
void Print::printNumber(unsigned long n, uint8_t base) |
|||
{ |
|||
unsigned char buf[8 * sizeof(long)]; // Assumes 8-bit chars.
|
|||
unsigned long i = 0; |
|||
|
|||
if (n == 0) { |
|||
print('0'); |
|||
return; |
|||
} |
|||
|
|||
while (n > 0) { |
|||
buf[i++] = n % base; |
|||
n /= base; |
|||
} |
|||
|
|||
for (; i > 0; i--) |
|||
print((char) (buf[i - 1] < 10 ? |
|||
'0' + buf[i - 1] : |
|||
'A' + buf[i - 1] - 10)); |
|||
} |
|||
|
|||
void Print::printFloat(double number, uint8_t digits) |
|||
{ |
|||
// Handle negative numbers
|
|||
if (number < 0.0) |
|||
{ |
|||
print('-'); |
|||
number = -number; |
|||
} |
|||
|
|||
// Round correctly so that print(1.999, 2) prints as "2.00"
|
|||
double rounding = 0.5; |
|||
for (uint8_t i=0; i<digits; ++i) |
|||
rounding /= 10.0; |
|||
|
|||
number += rounding; |
|||
|
|||
// Extract the integer part of the number and print it
|
|||
unsigned long int_part = (unsigned long)number; |
|||
double remainder = number - (double)int_part; |
|||
print(int_part); |
|||
|
|||
// Print the decimal point, but only if there are digits beyond
|
|||
if (digits > 0) |
|||
print("."); |
|||
|
|||
// Extract digits from the remainder one at a time
|
|||
while (digits-- > 0) |
|||
{ |
|||
remainder *= 10.0; |
|||
int toPrint = int(remainder); |
|||
print(toPrint); |
|||
remainder -= toPrint; |
|||
} |
|||
} |
|||
@ -0,0 +1,77 @@ |
|||
/*
|
|||
Print.h - Base class that provides print() and println() |
|||
Copyright (c) 2008 David A. Mellis. All right reserved. |
|||
|
|||
This library is free software; you can redistribute it and/or |
|||
modify it under the terms of the GNU Lesser General Public |
|||
License as published by the Free Software Foundation; either |
|||
version 2.1 of the License, or (at your option) any later version. |
|||
|
|||
This library is distributed in the hope that it will be useful, |
|||
but WITHOUT ANY WARRANTY; without even the implied warranty of |
|||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|||
Lesser General Public License for more details. |
|||
|
|||
You should have received a copy of the GNU Lesser General Public |
|||
License along with this library; if not, write to the Free Software |
|||
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
|||
*/ |
|||
|
|||
#ifndef Print_h |
|||
#define Print_h |
|||
|
|||
#include <inttypes.h> |
|||
#include <stdio.h> // for size_t |
|||
|
|||
#include "WString.h" |
|||
|
|||
#define DEC 10 |
|||
#define HEX 16 |
|||
#define OCT 8 |
|||
#define BIN 2 |
|||
#define BYTE 0 |
|||
|
|||
class Print |
|||
{ |
|||
private: |
|||
void printNumber(unsigned long, uint8_t); |
|||
void printFloat(double, uint8_t); |
|||
public: |
|||
|
|||
//
|
|||
// Drakelive 2012-09-04
|
|||
//
|
|||
#if ARDUINO >= 100 |
|||
virtual size_t write(uint8_t) = 0; |
|||
#else |
|||
virtual void write(uint8_t) = 0; |
|||
#endif |
|||
|
|||
// Drakelive 2012-09-04
|
|||
|
|||
virtual void write(const char *str); |
|||
virtual void write(const uint8_t *buffer, size_t size); |
|||
|
|||
void print(const String &); |
|||
void print(const char[]); |
|||
void print(char, int = BYTE); |
|||
void print(unsigned char, int = BYTE); |
|||
void print(int, int = DEC); |
|||
void print(unsigned int, int = DEC); |
|||
void print(long, int = DEC); |
|||
void print(unsigned long, int = DEC); |
|||
void print(double, int = 2); |
|||
|
|||
void println(const String &s); |
|||
void println(const char[]); |
|||
void println(char, int = BYTE); |
|||
void println(unsigned char, int = BYTE); |
|||
void println(int, int = DEC); |
|||
void println(unsigned int, int = DEC); |
|||
void println(long, int = DEC); |
|||
void println(unsigned long, int = DEC); |
|||
void println(double, int = 2); |
|||
void println(void); |
|||
}; |
|||
|
|||
#endif |
|||
@ -0,0 +1,35 @@ |
|||
/*
|
|||
Stream.h - base class for character-based streams. |
|||
Copyright (c) 2010 David A. Mellis. All right reserved. |
|||
|
|||
This library is free software; you can redistribute it and/or |
|||
modify it under the terms of the GNU Lesser General Public |
|||
License as published by the Free Software Foundation; either |
|||
version 2.1 of the License, or (at your option) any later version. |
|||
|
|||
This library is distributed in the hope that it will be useful, |
|||
but WITHOUT ANY WARRANTY; without even the implied warranty of |
|||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|||
Lesser General Public License for more details. |
|||
|
|||
You should have received a copy of the GNU Lesser General Public |
|||
License along with this library; if not, write to the Free Software |
|||
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
|||
*/ |
|||
|
|||
#ifndef Stream_h |
|||
#define Stream_h |
|||
|
|||
#include <inttypes.h> |
|||
#include "Print.h" |
|||
|
|||
class Stream : public Print |
|||
{ |
|||
public: |
|||
virtual int available() = 0; |
|||
virtual int read() = 0; |
|||
virtual int peek() = 0; |
|||
virtual void flush() = 0; |
|||
}; |
|||
|
|||
#endif |
|||
@ -0,0 +1,601 @@ |
|||
/* Tone.cpp
|
|||
|
|||
A Tone Generator Library |
|||
|
|||
Written by Brett Hagman |
|||
|
|||
This library is free software; you can redistribute it and/or |
|||
modify it under the terms of the GNU Lesser General Public |
|||
License as published by the Free Software Foundation; either |
|||
version 2.1 of the License, or (at your option) any later version. |
|||
|
|||
This library is distributed in the hope that it will be useful, |
|||
but WITHOUT ANY WARRANTY; without even the implied warranty of |
|||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|||
Lesser General Public License for more details. |
|||
|
|||
You should have received a copy of the GNU Lesser General Public |
|||
License along with this library; if not, write to the Free Software |
|||
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
|||
|
|||
Version Modified By Date Comments |
|||
------- ----------- -------- -------- |
|||
0001 B Hagman 09/08/02 Initial coding |
|||
0002 B Hagman 09/08/18 Multiple pins |
|||
0003 B Hagman 09/08/18 Moved initialization from constructor to begin() |
|||
0004 B Hagman 09/09/26 Fixed problems with ATmega8 |
|||
0005 B Hagman 09/11/23 Scanned prescalars for best fit on 8 bit timers |
|||
09/11/25 Changed pin toggle method to XOR |
|||
09/11/25 Fixed timer0 from being excluded |
|||
0006 D Mellis 09/12/29 Replaced objects with functions |
|||
0007 M Sproul 10/08/29 Changed #ifdefs from cpu to register |
|||
*************************************************/ |
|||
|
|||
#include <avr/interrupt.h> |
|||
#include <avr/pgmspace.h> |
|||
#include "wiring.h" |
|||
#include "pins_arduino.h" |
|||
|
|||
#if defined(__AVR_ATmega8__) || defined(__AVR_ATmega128__) |
|||
#define TCCR2A TCCR2 |
|||
#define TCCR2B TCCR2 |
|||
#define COM2A1 COM21 |
|||
#define COM2A0 COM20 |
|||
#define OCR2A OCR2 |
|||
#define TIMSK2 TIMSK |
|||
#define OCIE2A OCIE2 |
|||
#define TIMER2_COMPA_vect TIMER2_COMP_vect |
|||
#define TIMSK1 TIMSK |
|||
#endif |
|||
|
|||
// timerx_toggle_count:
|
|||
// > 0 - duration specified
|
|||
// = 0 - stopped
|
|||
// < 0 - infinitely (until stop() method called, or new play() called)
|
|||
|
|||
#if !defined(__AVR_ATmega8__) |
|||
volatile long timer0_toggle_count; |
|||
volatile uint8_t *timer0_pin_port; |
|||
volatile uint8_t timer0_pin_mask; |
|||
#endif |
|||
|
|||
volatile long timer1_toggle_count; |
|||
volatile uint8_t *timer1_pin_port; |
|||
volatile uint8_t timer1_pin_mask; |
|||
volatile long timer2_toggle_count; |
|||
volatile uint8_t *timer2_pin_port; |
|||
volatile uint8_t timer2_pin_mask; |
|||
|
|||
#if defined(TIMSK3) |
|||
volatile long timer3_toggle_count; |
|||
volatile uint8_t *timer3_pin_port; |
|||
volatile uint8_t timer3_pin_mask; |
|||
#endif |
|||
|
|||
#if defined(TIMSK4) |
|||
volatile long timer4_toggle_count; |
|||
volatile uint8_t *timer4_pin_port; |
|||
volatile uint8_t timer4_pin_mask; |
|||
#endif |
|||
|
|||
#if defined(TIMSK5) |
|||
volatile long timer5_toggle_count; |
|||
volatile uint8_t *timer5_pin_port; |
|||
volatile uint8_t timer5_pin_mask; |
|||
#endif |
|||
|
|||
|
|||
// MLS: This does not make sense, the 3 options are the same
|
|||
#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__) |
|||
|
|||
#define AVAILABLE_TONE_PINS 1 |
|||
|
|||
const uint8_t PROGMEM tone_pin_to_timer_PGM[] = { 2 /*, 3, 4, 5, 1, 0 */ }; |
|||
static uint8_t tone_pins[AVAILABLE_TONE_PINS] = { 255 /*, 255, 255, 255, 255, 255 */ }; |
|||
|
|||
#elif defined(__AVR_ATmega8__) |
|||
|
|||
#define AVAILABLE_TONE_PINS 1 |
|||
|
|||
const uint8_t PROGMEM tone_pin_to_timer_PGM[] = { 2 /*, 1 */ }; |
|||
static uint8_t tone_pins[AVAILABLE_TONE_PINS] = { 255 /*, 255 */ }; |
|||
|
|||
#else |
|||
|
|||
#define AVAILABLE_TONE_PINS 1 |
|||
|
|||
// Leave timer 0 to last.
|
|||
const uint8_t PROGMEM tone_pin_to_timer_PGM[] = { 2 /*, 1, 0 */ }; |
|||
static uint8_t tone_pins[AVAILABLE_TONE_PINS] = { 255 /*, 255, 255 */ }; |
|||
|
|||
#endif |
|||
|
|||
|
|||
|
|||
static int8_t toneBegin(uint8_t _pin) |
|||
{ |
|||
int8_t _timer = -1; |
|||
|
|||
// if we're already using the pin, the timer should be configured.
|
|||
for (int i = 0; i < AVAILABLE_TONE_PINS; i++) { |
|||
if (tone_pins[i] == _pin) { |
|||
return pgm_read_byte(tone_pin_to_timer_PGM + i); |
|||
} |
|||
} |
|||
|
|||
// search for an unused timer.
|
|||
for (int i = 0; i < AVAILABLE_TONE_PINS; i++) { |
|||
if (tone_pins[i] == 255) { |
|||
tone_pins[i] = _pin; |
|||
_timer = pgm_read_byte(tone_pin_to_timer_PGM + i); |
|||
break; |
|||
} |
|||
} |
|||
|
|||
if (_timer != -1) |
|||
{ |
|||
// Set timer specific stuff
|
|||
// All timers in CTC mode
|
|||
// 8 bit timers will require changing prescalar values,
|
|||
// whereas 16 bit timers are set to either ck/1 or ck/64 prescalar
|
|||
switch (_timer) |
|||
{ |
|||
#if defined(TCCR0A) && defined(TCCR0B) |
|||
case 0: |
|||
// 8 bit timer
|
|||
TCCR0A = 0; |
|||
TCCR0B = 0; |
|||
bitWrite(TCCR0A, WGM01, 1); |
|||
bitWrite(TCCR0B, CS00, 1); |
|||
timer0_pin_port = portOutputRegister(digitalPinToPort(_pin)); |
|||
timer0_pin_mask = digitalPinToBitMask(_pin); |
|||
break; |
|||
#endif |
|||
|
|||
#if defined(TCCR1A) && defined(TCCR1B) && defined(WGM12) |
|||
case 1: |
|||
// 16 bit timer
|
|||
TCCR1A = 0; |
|||
TCCR1B = 0; |
|||
bitWrite(TCCR1B, WGM12, 1); |
|||
bitWrite(TCCR1B, CS10, 1); |
|||
timer1_pin_port = portOutputRegister(digitalPinToPort(_pin)); |
|||
timer1_pin_mask = digitalPinToBitMask(_pin); |
|||
break; |
|||
#endif |
|||
|
|||
#if defined(TCCR2A) && defined(TCCR2B) |
|||
case 2: |
|||
// 8 bit timer
|
|||
TCCR2A = 0; |
|||
TCCR2B = 0; |
|||
bitWrite(TCCR2A, WGM21, 1); |
|||
bitWrite(TCCR2B, CS20, 1); |
|||
timer2_pin_port = portOutputRegister(digitalPinToPort(_pin)); |
|||
timer2_pin_mask = digitalPinToBitMask(_pin); |
|||
break; |
|||
#endif |
|||
|
|||
#if defined(TCCR3A) && defined(TCCR3B) && defined(TIMSK3) |
|||
case 3: |
|||
// 16 bit timer
|
|||
TCCR3A = 0; |
|||
TCCR3B = 0; |
|||
bitWrite(TCCR3B, WGM32, 1); |
|||
bitWrite(TCCR3B, CS30, 1); |
|||
timer3_pin_port = portOutputRegister(digitalPinToPort(_pin)); |
|||
timer3_pin_mask = digitalPinToBitMask(_pin); |
|||
break; |
|||
#endif |
|||
|
|||
#if defined(TCCR4A) && defined(TCCR4B) && defined(TIMSK4) |
|||
case 4: |
|||
// 16 bit timer
|
|||
TCCR4A = 0; |
|||
TCCR4B = 0; |
|||
#if defined(WGM42) |
|||
bitWrite(TCCR4B, WGM42, 1); |
|||
#elif defined(CS43) |
|||
#warning this may not be correct |
|||
// atmega32u4
|
|||
bitWrite(TCCR4B, CS43, 1); |
|||
#endif |
|||
bitWrite(TCCR4B, CS40, 1); |
|||
timer4_pin_port = portOutputRegister(digitalPinToPort(_pin)); |
|||
timer4_pin_mask = digitalPinToBitMask(_pin); |
|||
break; |
|||
#endif |
|||
|
|||
#if defined(TCCR5A) && defined(TCCR5B) && defined(TIMSK5) |
|||
case 5: |
|||
// 16 bit timer
|
|||
TCCR5A = 0; |
|||
TCCR5B = 0; |
|||
bitWrite(TCCR5B, WGM52, 1); |
|||
bitWrite(TCCR5B, CS50, 1); |
|||
timer5_pin_port = portOutputRegister(digitalPinToPort(_pin)); |
|||
timer5_pin_mask = digitalPinToBitMask(_pin); |
|||
break; |
|||
#endif |
|||
} |
|||
} |
|||
|
|||
return _timer; |
|||
} |
|||
|
|||
|
|||
|
|||
// frequency (in hertz) and duration (in milliseconds).
|
|||
|
|||
void tone(uint8_t _pin, unsigned int frequency, unsigned long duration) |
|||
{ |
|||
uint8_t prescalarbits = 0b001; |
|||
long toggle_count = 0; |
|||
uint32_t ocr = 0; |
|||
int8_t _timer; |
|||
|
|||
_timer = toneBegin(_pin); |
|||
|
|||
if (_timer >= 0) |
|||
{ |
|||
// Set the pinMode as OUTPUT
|
|||
pinMode(_pin, OUTPUT); |
|||
|
|||
// if we are using an 8 bit timer, scan through prescalars to find the best fit
|
|||
if (_timer == 0 || _timer == 2) |
|||
{ |
|||
ocr = F_CPU / frequency / 2 - 1; |
|||
prescalarbits = 0b001; // ck/1: same for both timers
|
|||
if (ocr > 255) |
|||
{ |
|||
ocr = F_CPU / frequency / 2 / 8 - 1; |
|||
prescalarbits = 0b010; // ck/8: same for both timers
|
|||
|
|||
if (_timer == 2 && ocr > 255) |
|||
{ |
|||
ocr = F_CPU / frequency / 2 / 32 - 1; |
|||
prescalarbits = 0b011; |
|||
} |
|||
|
|||
if (ocr > 255) |
|||
{ |
|||
ocr = F_CPU / frequency / 2 / 64 - 1; |
|||
prescalarbits = _timer == 0 ? 0b011 : 0b100; |
|||
|
|||
if (_timer == 2 && ocr > 255) |
|||
{ |
|||
ocr = F_CPU / frequency / 2 / 128 - 1; |
|||
prescalarbits = 0b101; |
|||
} |
|||
|
|||
if (ocr > 255) |
|||
{ |
|||
ocr = F_CPU / frequency / 2 / 256 - 1; |
|||
prescalarbits = _timer == 0 ? 0b100 : 0b110; |
|||
if (ocr > 255) |
|||
{ |
|||
// can't do any better than /1024
|
|||
ocr = F_CPU / frequency / 2 / 1024 - 1; |
|||
prescalarbits = _timer == 0 ? 0b101 : 0b111; |
|||
} |
|||
} |
|||
} |
|||
} |
|||
|
|||
#if defined(TCCR0B) |
|||
if (_timer == 0) |
|||
{ |
|||
TCCR0B = prescalarbits; |
|||
} |
|||
else |
|||
#endif |
|||
#if defined(TCCR2B) |
|||
{ |
|||
TCCR2B = prescalarbits; |
|||
} |
|||
#else |
|||
{ |
|||
// dummy place holder to make the above ifdefs work
|
|||
} |
|||
#endif |
|||
} |
|||
else |
|||
{ |
|||
// two choices for the 16 bit timers: ck/1 or ck/64
|
|||
ocr = F_CPU / frequency / 2 - 1; |
|||
|
|||
prescalarbits = 0b001; |
|||
if (ocr > 0xffff) |
|||
{ |
|||
ocr = F_CPU / frequency / 2 / 64 - 1; |
|||
prescalarbits = 0b011; |
|||
} |
|||
|
|||
if (_timer == 1) |
|||
{ |
|||
#if defined(TCCR1B) |
|||
TCCR1B = (TCCR1B & 0b11111000) | prescalarbits; |
|||
#endif |
|||
} |
|||
#if defined(TCCR3B) |
|||
else if (_timer == 3) |
|||
TCCR3B = (TCCR3B & 0b11111000) | prescalarbits; |
|||
#endif |
|||
#if defined(TCCR4B) |
|||
else if (_timer == 4) |
|||
TCCR4B = (TCCR4B & 0b11111000) | prescalarbits; |
|||
#endif |
|||
#if defined(TCCR5B) |
|||
else if (_timer == 5) |
|||
TCCR5B = (TCCR5B & 0b11111000) | prescalarbits; |
|||
#endif |
|||
|
|||
} |
|||
|
|||
|
|||
// Calculate the toggle count
|
|||
if (duration > 0) |
|||
{ |
|||
toggle_count = 2 * frequency * duration / 1000; |
|||
} |
|||
else |
|||
{ |
|||
toggle_count = -1; |
|||
} |
|||
|
|||
// Set the OCR for the given timer,
|
|||
// set the toggle count,
|
|||
// then turn on the interrupts
|
|||
switch (_timer) |
|||
{ |
|||
|
|||
#if defined(OCR0A) && defined(TIMSK0) && defined(OCIE0A) |
|||
case 0: |
|||
OCR0A = ocr; |
|||
timer0_toggle_count = toggle_count; |
|||
bitWrite(TIMSK0, OCIE0A, 1); |
|||
break; |
|||
#endif |
|||
|
|||
case 1: |
|||
#if defined(OCR1A) && defined(TIMSK1) && defined(OCIE1A) |
|||
OCR1A = ocr; |
|||
timer1_toggle_count = toggle_count; |
|||
bitWrite(TIMSK1, OCIE1A, 1); |
|||
#elif defined(OCR1A) && defined(TIMSK) && defined(OCIE1A) |
|||
// this combination is for at least the ATmega32
|
|||
OCR1A = ocr; |
|||
timer1_toggle_count = toggle_count; |
|||
bitWrite(TIMSK, OCIE1A, 1); |
|||
#endif |
|||
break; |
|||
|
|||
#if defined(OCR2A) && defined(TIMSK2) && defined(OCIE2A) |
|||
case 2: |
|||
OCR2A = ocr; |
|||
timer2_toggle_count = toggle_count; |
|||
bitWrite(TIMSK2, OCIE2A, 1); |
|||
break; |
|||
#endif |
|||
|
|||
#if defined(TIMSK3) |
|||
case 3: |
|||
OCR3A = ocr; |
|||
timer3_toggle_count = toggle_count; |
|||
bitWrite(TIMSK3, OCIE3A, 1); |
|||
break; |
|||
#endif |
|||
|
|||
#if defined(TIMSK4) |
|||
case 4: |
|||
OCR4A = ocr; |
|||
timer4_toggle_count = toggle_count; |
|||
bitWrite(TIMSK4, OCIE4A, 1); |
|||
break; |
|||
#endif |
|||
|
|||
#if defined(OCR5A) && defined(TIMSK5) && defined(OCIE5A) |
|||
case 5: |
|||
OCR5A = ocr; |
|||
timer5_toggle_count = toggle_count; |
|||
bitWrite(TIMSK5, OCIE5A, 1); |
|||
break; |
|||
#endif |
|||
|
|||
} |
|||
} |
|||
} |
|||
|
|||
|
|||
// XXX: this function only works properly for timer 2 (the only one we use
|
|||
// currently). for the others, it should end the tone, but won't restore
|
|||
// proper PWM functionality for the timer.
|
|||
void disableTimer(uint8_t _timer) |
|||
{ |
|||
switch (_timer) |
|||
{ |
|||
case 0: |
|||
#if defined(TIMSK0) |
|||
TIMSK0 = 0; |
|||
#elif defined(TIMSK) |
|||
TIMSK = 0; // atmega32
|
|||
#endif |
|||
break; |
|||
|
|||
#if defined(TIMSK1) && defined(OCIE1A) |
|||
case 1: |
|||
bitWrite(TIMSK1, OCIE1A, 0); |
|||
break; |
|||
#endif |
|||
|
|||
case 2: |
|||
#if defined(TIMSK2) && defined(OCIE2A) |
|||
bitWrite(TIMSK2, OCIE2A, 0); // disable interrupt
|
|||
#endif |
|||
#if defined(TCCR2A) && defined(WGM20) |
|||
TCCR2A = (1 << WGM20); |
|||
#endif |
|||
#if defined(TCCR2B) && defined(CS22) |
|||
TCCR2B = (TCCR2B & 0b11111000) | (1 << CS22); |
|||
#endif |
|||
#if defined(OCR2A) |
|||
OCR2A = 0; |
|||
#endif |
|||
break; |
|||
|
|||
#if defined(TIMSK3) |
|||
case 3: |
|||
TIMSK3 = 0; |
|||
break; |
|||
#endif |
|||
|
|||
#if defined(TIMSK4) |
|||
case 4: |
|||
TIMSK4 = 0; |
|||
break; |
|||
#endif |
|||
|
|||
#if defined(TIMSK5) |
|||
case 5: |
|||
TIMSK5 = 0; |
|||
break; |
|||
#endif |
|||
} |
|||
} |
|||
|
|||
|
|||
void noTone(uint8_t _pin) |
|||
{ |
|||
int8_t _timer = -1; |
|||
|
|||
for (int i = 0; i < AVAILABLE_TONE_PINS; i++) { |
|||
if (tone_pins[i] == _pin) { |
|||
_timer = pgm_read_byte(tone_pin_to_timer_PGM + i); |
|||
tone_pins[i] = 255; |
|||
} |
|||
} |
|||
|
|||
disableTimer(_timer); |
|||
|
|||
digitalWrite(_pin, 0); |
|||
} |
|||
|
|||
#if 0 |
|||
#if !defined(__AVR_ATmega8__) |
|||
ISR(TIMER0_COMPA_vect) |
|||
{ |
|||
if (timer0_toggle_count != 0) |
|||
{ |
|||
// toggle the pin
|
|||
*timer0_pin_port ^= timer0_pin_mask; |
|||
|
|||
if (timer0_toggle_count > 0) |
|||
timer0_toggle_count--; |
|||
} |
|||
else |
|||
{ |
|||
disableTimer(0); |
|||
*timer0_pin_port &= ~(timer0_pin_mask); // keep pin low after stop
|
|||
} |
|||
} |
|||
#endif |
|||
|
|||
|
|||
ISR(TIMER1_COMPA_vect) |
|||
{ |
|||
if (timer1_toggle_count != 0) |
|||
{ |
|||
// toggle the pin
|
|||
*timer1_pin_port ^= timer1_pin_mask; |
|||
|
|||
if (timer1_toggle_count > 0) |
|||
timer1_toggle_count--; |
|||
} |
|||
else |
|||
{ |
|||
disableTimer(1); |
|||
*timer1_pin_port &= ~(timer1_pin_mask); // keep pin low after stop
|
|||
} |
|||
} |
|||
#endif |
|||
|
|||
|
|||
ISR(TIMER2_COMPA_vect) |
|||
{ |
|||
|
|||
if (timer2_toggle_count != 0) |
|||
{ |
|||
// toggle the pin
|
|||
*timer2_pin_port ^= timer2_pin_mask; |
|||
|
|||
if (timer2_toggle_count > 0) |
|||
timer2_toggle_count--; |
|||
} |
|||
else |
|||
{ |
|||
// need to call noTone() so that the tone_pins[] entry is reset, so the
|
|||
// timer gets initialized next time we call tone().
|
|||
// XXX: this assumes timer 2 is always the first one used.
|
|||
noTone(tone_pins[0]); |
|||
// disableTimer(2);
|
|||
// *timer2_pin_port &= ~(timer2_pin_mask); // keep pin low after stop
|
|||
} |
|||
} |
|||
|
|||
|
|||
|
|||
//#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
|
|||
#if 0 |
|||
|
|||
ISR(TIMER3_COMPA_vect) |
|||
{ |
|||
if (timer3_toggle_count != 0) |
|||
{ |
|||
// toggle the pin
|
|||
*timer3_pin_port ^= timer3_pin_mask; |
|||
|
|||
if (timer3_toggle_count > 0) |
|||
timer3_toggle_count--; |
|||
} |
|||
else |
|||
{ |
|||
disableTimer(3); |
|||
*timer3_pin_port &= ~(timer3_pin_mask); // keep pin low after stop
|
|||
} |
|||
} |
|||
|
|||
ISR(TIMER4_COMPA_vect) |
|||
{ |
|||
if (timer4_toggle_count != 0) |
|||
{ |
|||
// toggle the pin
|
|||
*timer4_pin_port ^= timer4_pin_mask; |
|||
|
|||
if (timer4_toggle_count > 0) |
|||
timer4_toggle_count--; |
|||
} |
|||
else |
|||
{ |
|||
disableTimer(4); |
|||
*timer4_pin_port &= ~(timer4_pin_mask); // keep pin low after stop
|
|||
} |
|||
} |
|||
|
|||
ISR(TIMER5_COMPA_vect) |
|||
{ |
|||
if (timer5_toggle_count != 0) |
|||
{ |
|||
// toggle the pin
|
|||
*timer5_pin_port ^= timer5_pin_mask; |
|||
|
|||
if (timer5_toggle_count > 0) |
|||
timer5_toggle_count--; |
|||
} |
|||
else |
|||
{ |
|||
disableTimer(5); |
|||
*timer5_pin_port &= ~(timer5_pin_mask); // keep pin low after stop
|
|||
} |
|||
} |
|||
|
|||
#endif |
|||
@ -0,0 +1,168 @@ |
|||
/*
|
|||
WCharacter.h - Character utility functions for Wiring & Arduino |
|||
Copyright (c) 2010 Hernando Barragan. All right reserved. |
|||
|
|||
This library is free software; you can redistribute it and/or |
|||
modify it under the terms of the GNU Lesser General Public |
|||
License as published by the Free Software Foundation; either |
|||
version 2.1 of the License, or (at your option) any later version. |
|||
|
|||
This library is distributed in the hope that it will be useful, |
|||
but WITHOUT ANY WARRANTY; without even the implied warranty of |
|||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|||
Lesser General Public License for more details. |
|||
|
|||
You should have received a copy of the GNU Lesser General Public |
|||
License along with this library; if not, write to the Free Software |
|||
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
|||
*/ |
|||
|
|||
#ifndef Character_h |
|||
#define Character_h |
|||
|
|||
#include <ctype.h> |
|||
|
|||
// WCharacter.h prototypes
|
|||
inline boolean isAlphaNumeric(int c) __attribute__((always_inline)); |
|||
inline boolean isAlpha(int c) __attribute__((always_inline)); |
|||
inline boolean isAscii(int c) __attribute__((always_inline)); |
|||
inline boolean isWhitespace(int c) __attribute__((always_inline)); |
|||
inline boolean isControl(int c) __attribute__((always_inline)); |
|||
inline boolean isDigit(int c) __attribute__((always_inline)); |
|||
inline boolean isGraph(int c) __attribute__((always_inline)); |
|||
inline boolean isLowerCase(int c) __attribute__((always_inline)); |
|||
inline boolean isPrintable(int c) __attribute__((always_inline)); |
|||
inline boolean isPunct(int c) __attribute__((always_inline)); |
|||
inline boolean isSpace(int c) __attribute__((always_inline)); |
|||
inline boolean isUpperCase(int c) __attribute__((always_inline)); |
|||
inline boolean isHexadecimalDigit(int c) __attribute__((always_inline)); |
|||
inline int toAscii(int c) __attribute__((always_inline)); |
|||
inline int toLowerCase(int c) __attribute__((always_inline)); |
|||
inline int toUpperCase(int c)__attribute__((always_inline)); |
|||
|
|||
|
|||
// Checks for an alphanumeric character.
|
|||
// It is equivalent to (isalpha(c) || isdigit(c)).
|
|||
inline boolean isAlphaNumeric(int c) |
|||
{ |
|||
return ( isalnum(c) == 0 ? false : true); |
|||
} |
|||
|
|||
|
|||
// Checks for an alphabetic character.
|
|||
// It is equivalent to (isupper(c) || islower(c)).
|
|||
inline boolean isAlpha(int c) |
|||
{ |
|||
return ( isalpha(c) == 0 ? false : true); |
|||
} |
|||
|
|||
|
|||
// Checks whether c is a 7-bit unsigned char value
|
|||
// that fits into the ASCII character set.
|
|||
inline boolean isAscii(int c) |
|||
{ |
|||
return ( isascii (c) == 0 ? false : true); |
|||
} |
|||
|
|||
|
|||
// Checks for a blank character, that is, a space or a tab.
|
|||
inline boolean isWhitespace(int c) |
|||
{ |
|||
return ( isblank (c) == 0 ? false : true); |
|||
} |
|||
|
|||
|
|||
// Checks for a control character.
|
|||
inline boolean isControl(int c) |
|||
{ |
|||
return ( iscntrl (c) == 0 ? false : true); |
|||
} |
|||
|
|||
|
|||
// Checks for a digit (0 through 9).
|
|||
inline boolean isDigit(int c) |
|||
{ |
|||
return ( isdigit (c) == 0 ? false : true); |
|||
} |
|||
|
|||
|
|||
// Checks for any printable character except space.
|
|||
inline boolean isGraph(int c) |
|||
{ |
|||
return ( isgraph (c) == 0 ? false : true); |
|||
} |
|||
|
|||
|
|||
// Checks for a lower-case character.
|
|||
inline boolean isLowerCase(int c) |
|||
{ |
|||
return (islower (c) == 0 ? false : true); |
|||
} |
|||
|
|||
|
|||
// Checks for any printable character including space.
|
|||
inline boolean isPrintable(int c) |
|||
{ |
|||
return ( isprint (c) == 0 ? false : true); |
|||
} |
|||
|
|||
|
|||
// Checks for any printable character which is not a space
|
|||
// or an alphanumeric character.
|
|||
inline boolean isPunct(int c) |
|||
{ |
|||
return ( ispunct (c) == 0 ? false : true); |
|||
} |
|||
|
|||
|
|||
// Checks for white-space characters. For the avr-libc library,
|
|||
// these are: space, formfeed ('\f'), newline ('\n'), carriage
|
|||
// return ('\r'), horizontal tab ('\t'), and vertical tab ('\v').
|
|||
inline boolean isSpace(int c) |
|||
{ |
|||
return ( isspace (c) == 0 ? false : true); |
|||
} |
|||
|
|||
|
|||
// Checks for an uppercase letter.
|
|||
inline boolean isUpperCase(int c) |
|||
{ |
|||
return ( isupper (c) == 0 ? false : true); |
|||
} |
|||
|
|||
|
|||
// Checks for a hexadecimal digits, i.e. one of 0 1 2 3 4 5 6 7
|
|||
// 8 9 a b c d e f A B C D E F.
|
|||
inline boolean isHexadecimalDigit(int c) |
|||
{ |
|||
return ( isxdigit (c) == 0 ? false : true); |
|||
} |
|||
|
|||
|
|||
// Converts c to a 7-bit unsigned char value that fits into the
|
|||
// ASCII character set, by clearing the high-order bits.
|
|||
inline int toAscii(int c) |
|||
{ |
|||
return toascii (c); |
|||
} |
|||
|
|||
|
|||
// Warning:
|
|||
// Many people will be unhappy if you use this function.
|
|||
// This function will convert accented letters into random
|
|||
// characters.
|
|||
|
|||
// Converts the letter c to lower case, if possible.
|
|||
inline int toLowerCase(int c) |
|||
{ |
|||
return tolower (c); |
|||
} |
|||
|
|||
|
|||
// Converts the letter c to upper case, if possible.
|
|||
inline int toUpperCase(int c) |
|||
{ |
|||
return toupper (c); |
|||
} |
|||
|
|||
#endif |
|||
@ -0,0 +1 @@ |
|||
#include "wiring.h" |
|||
@ -0,0 +1,249 @@ |
|||
/* -*- mode: jde; c-basic-offset: 2; indent-tabs-mode: nil -*- */ |
|||
|
|||
/*
|
|||
Part of the Wiring project - http://wiring.uniandes.edu.co
|
|||
|
|||
Copyright (c) 2004-05 Hernando Barragan |
|||
|
|||
This library is free software; you can redistribute it and/or |
|||
modify it under the terms of the GNU Lesser General Public |
|||
License as published by the Free Software Foundation; either |
|||
version 2.1 of the License, or (at your option) any later version. |
|||
|
|||
This library is distributed in the hope that it will be useful, |
|||
but WITHOUT ANY WARRANTY; without even the implied warranty of |
|||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|||
Lesser General Public License for more details. |
|||
|
|||
You should have received a copy of the GNU Lesser General |
|||
Public License along with this library; if not, write to the |
|||
Free Software Foundation, Inc., 59 Temple Place, Suite 330, |
|||
Boston, MA 02111-1307 USA |
|||
|
|||
Modified 24 November 2006 by David A. Mellis |
|||
Modified 1 August 2010 by Mark Sproul |
|||
*/ |
|||
|
|||
#include <inttypes.h> |
|||
#include <avr/io.h> |
|||
#include <avr/interrupt.h> |
|||
#include <avr/pgmspace.h> |
|||
#include <stdio.h> |
|||
|
|||
#include "WConstants.h" |
|||
#include "wiring_private.h" |
|||
|
|||
volatile static voidFuncPtr intFunc[EXTERNAL_NUM_INTERRUPTS]; |
|||
// volatile static voidFuncPtr twiIntFunc;
|
|||
|
|||
void attachInterrupt(uint8_t interruptNum, void (*userFunc)(void), int mode) { |
|||
if(interruptNum < EXTERNAL_NUM_INTERRUPTS) { |
|||
intFunc[interruptNum] = userFunc; |
|||
|
|||
// Configure the interrupt mode (trigger on low input, any change, rising
|
|||
// edge, or falling edge). The mode constants were chosen to correspond
|
|||
// to the configuration bits in the hardware register, so we simply shift
|
|||
// the mode into place.
|
|||
|
|||
// Enable the interrupt.
|
|||
|
|||
switch (interruptNum) { |
|||
#if defined(EICRA) && defined(EICRB) && defined(EIMSK) |
|||
case 2: |
|||
EICRA = (EICRA & ~((1 << ISC00) | (1 << ISC01))) | (mode << ISC00); |
|||
EIMSK |= (1 << INT0); |
|||
break; |
|||
case 3: |
|||
EICRA = (EICRA & ~((1 << ISC10) | (1 << ISC11))) | (mode << ISC10); |
|||
EIMSK |= (1 << INT1); |
|||
break; |
|||
case 4: |
|||
EICRA = (EICRA & ~((1 << ISC20) | (1 << ISC21))) | (mode << ISC20); |
|||
EIMSK |= (1 << INT2); |
|||
break; |
|||
case 5: |
|||
EICRA = (EICRA & ~((1 << ISC30) | (1 << ISC31))) | (mode << ISC30); |
|||
EIMSK |= (1 << INT3); |
|||
break; |
|||
case 0: |
|||
EICRB = (EICRB & ~((1 << ISC40) | (1 << ISC41))) | (mode << ISC40); |
|||
EIMSK |= (1 << INT4); |
|||
break; |
|||
case 1: |
|||
EICRB = (EICRB & ~((1 << ISC50) | (1 << ISC51))) | (mode << ISC50); |
|||
EIMSK |= (1 << INT5); |
|||
break; |
|||
case 6: |
|||
EICRB = (EICRB & ~((1 << ISC60) | (1 << ISC61))) | (mode << ISC60); |
|||
EIMSK |= (1 << INT6); |
|||
break; |
|||
case 7: |
|||
EICRB = (EICRB & ~((1 << ISC70) | (1 << ISC71))) | (mode << ISC70); |
|||
EIMSK |= (1 << INT7); |
|||
break; |
|||
#else |
|||
case 0: |
|||
#if defined(EICRA) && defined(ISC00) && defined(EIMSK) |
|||
EICRA = (EICRA & ~((1 << ISC00) | (1 << ISC01))) | (mode << ISC00); |
|||
EIMSK |= (1 << INT0); |
|||
#elif defined(MCUCR) && defined(ISC00) && defined(GICR) |
|||
MCUCR = (MCUCR & ~((1 << ISC00) | (1 << ISC01))) | (mode << ISC00); |
|||
GICR |= (1 << INT0); |
|||
#elif defined(MCUCR) && defined(ISC00) && defined(GIMSK) |
|||
MCUCR = (MCUCR & ~((1 << ISC00) | (1 << ISC01))) | (mode << ISC00); |
|||
GIMSK |= (1 << INT0); |
|||
#else |
|||
#error attachInterrupt not finished for this CPU (case 0) |
|||
#endif |
|||
break; |
|||
|
|||
case 1: |
|||
#if defined(EICRA) && defined(ISC10) && defined(ISC11) && defined(EIMSK) |
|||
EICRA = (EICRA & ~((1 << ISC10) | (1 << ISC11))) | (mode << ISC10); |
|||
EIMSK |= (1 << INT1); |
|||
#elif defined(MCUCR) && defined(ISC10) && defined(ISC11) && defined(GICR) |
|||
MCUCR = (MCUCR & ~((1 << ISC10) | (1 << ISC11))) | (mode << ISC10); |
|||
GICR |= (1 << INT1); |
|||
#elif defined(MCUCR) && defined(ISC10) && defined(GIMSK) && defined(GIMSK) |
|||
MCUCR = (MCUCR & ~((1 << ISC10) | (1 << ISC11))) | (mode << ISC10); |
|||
GIMSK |= (1 << INT1); |
|||
#else |
|||
#warning attachInterrupt may need some more work for this cpu (case 1) |
|||
#endif |
|||
break; |
|||
#endif |
|||
} |
|||
} |
|||
} |
|||
|
|||
void detachInterrupt(uint8_t interruptNum) { |
|||
if(interruptNum < EXTERNAL_NUM_INTERRUPTS) { |
|||
// Disable the interrupt. (We can't assume that interruptNum is equal
|
|||
// to the number of the EIMSK bit to clear, as this isn't true on the
|
|||
// ATmega8. There, INT0 is 6 and INT1 is 7.)
|
|||
switch (interruptNum) { |
|||
#if defined(EICRA) && defined(EICRB) && defined(EIMSK) |
|||
case 2: |
|||
EIMSK &= ~(1 << INT0); |
|||
break; |
|||
case 3: |
|||
EIMSK &= ~(1 << INT1); |
|||
break; |
|||
case 4: |
|||
EIMSK &= ~(1 << INT2); |
|||
break; |
|||
case 5: |
|||
EIMSK &= ~(1 << INT3); |
|||
break; |
|||
case 0: |
|||
EIMSK &= ~(1 << INT4); |
|||
break; |
|||
case 1: |
|||
EIMSK &= ~(1 << INT5); |
|||
break; |
|||
case 6: |
|||
EIMSK &= ~(1 << INT6); |
|||
break; |
|||
case 7: |
|||
EIMSK &= ~(1 << INT7); |
|||
break; |
|||
#else |
|||
case 0: |
|||
#if defined(EIMSK) && defined(INT0) |
|||
EIMSK &= ~(1 << INT0); |
|||
#elif defined(GICR) && defined(ISC00) |
|||
GICR &= ~(1 << INT0); // atmega32
|
|||
#elif defined(GIMSK) && defined(INT0) |
|||
GIMSK &= ~(1 << INT0); |
|||
#else |
|||
#error detachInterrupt not finished for this cpu |
|||
#endif |
|||
break; |
|||
|
|||
case 1: |
|||
#if defined(EIMSK) && defined(INT1) |
|||
EIMSK &= ~(1 << INT1); |
|||
#elif defined(GICR) && defined(INT1) |
|||
GICR &= ~(1 << INT1); // atmega32
|
|||
#elif defined(GIMSK) && defined(INT1) |
|||
GIMSK &= ~(1 << INT1); |
|||
#else |
|||
#warning detachInterrupt may need some more work for this cpu (case 1) |
|||
#endif |
|||
break; |
|||
#endif |
|||
} |
|||
|
|||
intFunc[interruptNum] = 0; |
|||
} |
|||
} |
|||
|
|||
/*
|
|||
void attachInterruptTwi(void (*userFunc)(void) ) { |
|||
twiIntFunc = userFunc; |
|||
} |
|||
*/ |
|||
|
|||
#if defined(EICRA) && defined(EICRB) |
|||
|
|||
SIGNAL(INT0_vect) { |
|||
if(intFunc[EXTERNAL_INT_2]) |
|||
intFunc[EXTERNAL_INT_2](); |
|||
} |
|||
|
|||
SIGNAL(INT1_vect) { |
|||
if(intFunc[EXTERNAL_INT_3]) |
|||
intFunc[EXTERNAL_INT_3](); |
|||
} |
|||
|
|||
SIGNAL(INT2_vect) { |
|||
if(intFunc[EXTERNAL_INT_4]) |
|||
intFunc[EXTERNAL_INT_4](); |
|||
} |
|||
|
|||
SIGNAL(INT3_vect) { |
|||
if(intFunc[EXTERNAL_INT_5]) |
|||
intFunc[EXTERNAL_INT_5](); |
|||
} |
|||
|
|||
SIGNAL(INT4_vect) { |
|||
if(intFunc[EXTERNAL_INT_0]) |
|||
intFunc[EXTERNAL_INT_0](); |
|||
} |
|||
|
|||
SIGNAL(INT5_vect) { |
|||
if(intFunc[EXTERNAL_INT_1]) |
|||
intFunc[EXTERNAL_INT_1](); |
|||
} |
|||
|
|||
SIGNAL(INT6_vect) { |
|||
if(intFunc[EXTERNAL_INT_6]) |
|||
intFunc[EXTERNAL_INT_6](); |
|||
} |
|||
|
|||
SIGNAL(INT7_vect) { |
|||
if(intFunc[EXTERNAL_INT_7]) |
|||
intFunc[EXTERNAL_INT_7](); |
|||
} |
|||
|
|||
#else |
|||
|
|||
SIGNAL(INT0_vect) { |
|||
if(intFunc[EXTERNAL_INT_0]) |
|||
intFunc[EXTERNAL_INT_0](); |
|||
} |
|||
|
|||
SIGNAL(INT1_vect) { |
|||
if(intFunc[EXTERNAL_INT_1]) |
|||
intFunc[EXTERNAL_INT_1](); |
|||
} |
|||
|
|||
#endif |
|||
|
|||
/*
|
|||
SIGNAL(SIG_2WIRE_SERIAL) { |
|||
if(twiIntFunc) |
|||
twiIntFunc(); |
|||
} |
|||
*/ |
|||
|
|||
@ -0,0 +1,60 @@ |
|||
/* -*- mode: jde; c-basic-offset: 2; indent-tabs-mode: nil -*- */ |
|||
|
|||
/*
|
|||
Part of the Wiring project - http://wiring.org.co
|
|||
Copyright (c) 2004-06 Hernando Barragan |
|||
Modified 13 August 2006, David A. Mellis for Arduino - http://www.arduino.cc/
|
|||
|
|||
This library is free software; you can redistribute it and/or |
|||
modify it under the terms of the GNU Lesser General Public |
|||
License as published by the Free Software Foundation; either |
|||
version 2.1 of the License, or (at your option) any later version. |
|||
|
|||
This library is distributed in the hope that it will be useful, |
|||
but WITHOUT ANY WARRANTY; without even the implied warranty of |
|||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|||
Lesser General Public License for more details. |
|||
|
|||
You should have received a copy of the GNU Lesser General |
|||
Public License along with this library; if not, write to the |
|||
Free Software Foundation, Inc., 59 Temple Place, Suite 330, |
|||
Boston, MA 02111-1307 USA |
|||
|
|||
$Id$ |
|||
*/ |
|||
|
|||
extern "C" { |
|||
#include "stdlib.h" |
|||
} |
|||
|
|||
void randomSeed(unsigned int seed) |
|||
{ |
|||
if (seed != 0) { |
|||
srandom(seed); |
|||
} |
|||
} |
|||
|
|||
long random(long howbig) |
|||
{ |
|||
if (howbig == 0) { |
|||
return 0; |
|||
} |
|||
return random() % howbig; |
|||
} |
|||
|
|||
long random(long howsmall, long howbig) |
|||
{ |
|||
if (howsmall >= howbig) { |
|||
return howsmall; |
|||
} |
|||
long diff = howbig - howsmall; |
|||
return random(diff) + howsmall; |
|||
} |
|||
|
|||
long map(long x, long in_min, long in_max, long out_min, long out_max) |
|||
{ |
|||
return (x - in_min) * (out_max - out_min) / (in_max - in_min) + out_min; |
|||
} |
|||
|
|||
unsigned int makeWord(unsigned int w) { return w; } |
|||
unsigned int makeWord(unsigned char h, unsigned char l) { return (h << 8) | l; } |
|||
@ -0,0 +1,63 @@ |
|||
#ifndef WProgram_h |
|||
#define WProgram_h |
|||
|
|||
#include <stdlib.h> |
|||
#include <string.h> |
|||
#include <math.h> |
|||
|
|||
#include <avr/interrupt.h> |
|||
|
|||
#include "wiring.h" |
|||
|
|||
#ifdef __cplusplus |
|||
#include "WCharacter.h" |
|||
#include "WString.h" |
|||
#include "HardwareSerial.h" |
|||
|
|||
uint16_t makeWord(uint16_t w); |
|||
uint16_t makeWord(byte h, byte l); |
|||
|
|||
#define word(...) makeWord(__VA_ARGS__) |
|||
|
|||
unsigned long pulseIn(uint8_t pin, uint8_t state, unsigned long timeout = 1000000L); |
|||
|
|||
void tone(uint8_t _pin, unsigned int frequency, unsigned long duration = 0); |
|||
void noTone(uint8_t _pin); |
|||
|
|||
// WMath prototypes
|
|||
long random(long); |
|||
long random(long, long); |
|||
void randomSeed(unsigned int); |
|||
long map(long, long, long, long, long); |
|||
|
|||
#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__) |
|||
const static uint8_t A0 = 54; |
|||
const static uint8_t A1 = 55; |
|||
const static uint8_t A2 = 56; |
|||
const static uint8_t A3 = 57; |
|||
const static uint8_t A4 = 58; |
|||
const static uint8_t A5 = 59; |
|||
const static uint8_t A6 = 60; |
|||
const static uint8_t A7 = 61; |
|||
const static uint8_t A8 = 62; |
|||
const static uint8_t A9 = 63; |
|||
const static uint8_t A10 = 64; |
|||
const static uint8_t A11 = 65; |
|||
const static uint8_t A12 = 66; |
|||
const static uint8_t A13 = 67; |
|||
const static uint8_t A14 = 68; |
|||
const static uint8_t A15 = 69; |
|||
#else |
|||
const static uint8_t A0 = 14; |
|||
const static uint8_t A1 = 15; |
|||
const static uint8_t A2 = 16; |
|||
const static uint8_t A3 = 17; |
|||
const static uint8_t A4 = 18; |
|||
const static uint8_t A5 = 19; |
|||
const static uint8_t A6 = 20; |
|||
const static uint8_t A7 = 21; |
|||
#endif |
|||
|
|||
#endif |
|||
|
|||
#endif |
|||
@ -0,0 +1,443 @@ |
|||
/*
|
|||
WString.cpp - String library for Wiring & Arduino |
|||
Copyright (c) 2009-10 Hernando Barragan. All rights reserved. |
|||
|
|||
This library is free software; you can redistribute it and/or |
|||
modify it under the terms of the GNU Lesser General Public |
|||
License as published by the Free Software Foundation; either |
|||
version 2.1 of the License, or (at your option) any later version. |
|||
|
|||
This library is distributed in the hope that it will be useful, |
|||
but WITHOUT ANY WARRANTY; without even the implied warranty of |
|||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|||
Lesser General Public License for more details. |
|||
|
|||
You should have received a copy of the GNU Lesser General Public |
|||
License along with this library; if not, write to the Free Software |
|||
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
|||
*/ |
|||
|
|||
#include <stdlib.h> |
|||
#include "WProgram.h" |
|||
#include "WString.h" |
|||
|
|||
|
|||
String::String( const char *value ) |
|||
{ |
|||
if ( value == NULL ) |
|||
value = ""; |
|||
getBuffer( _length = strlen( value ) ); |
|||
if ( _buffer != NULL ) |
|||
strcpy( _buffer, value ); |
|||
} |
|||
|
|||
String::String( const String &value ) |
|||
{ |
|||
getBuffer( _length = value._length ); |
|||
if ( _buffer != NULL ) |
|||
strcpy( _buffer, value._buffer ); |
|||
} |
|||
|
|||
String::String( const char value ) |
|||
{ |
|||
_length = 1; |
|||
getBuffer(1); |
|||
if ( _buffer != NULL ) { |
|||
_buffer[0] = value; |
|||
_buffer[1] = 0; |
|||
} |
|||
} |
|||
|
|||
String::String( const unsigned char value ) |
|||
{ |
|||
_length = 1; |
|||
getBuffer(1); |
|||
if ( _buffer != NULL) { |
|||
_buffer[0] = value; |
|||
_buffer[1] = 0; |
|||
} |
|||
} |
|||
|
|||
String::String( const int value, const int base ) |
|||
{ |
|||
char buf[33]; |
|||
itoa((signed long)value, buf, base); |
|||
getBuffer( _length = strlen(buf) ); |
|||
if ( _buffer != NULL ) |
|||
strcpy( _buffer, buf ); |
|||
} |
|||
|
|||
String::String( const unsigned int value, const int base ) |
|||
{ |
|||
char buf[33]; |
|||
ultoa((unsigned long)value, buf, base); |
|||
getBuffer( _length = strlen(buf) ); |
|||
if ( _buffer != NULL ) |
|||
strcpy( _buffer, buf ); |
|||
} |
|||
|
|||
String::String( const long value, const int base ) |
|||
{ |
|||
char buf[33]; |
|||
ltoa(value, buf, base); |
|||
getBuffer( _length = strlen(buf) ); |
|||
if ( _buffer != NULL ) |
|||
strcpy( _buffer, buf ); |
|||
} |
|||
|
|||
String::String( const unsigned long value, const int base ) |
|||
{ |
|||
char buf[33]; |
|||
ultoa(value, buf, 10); |
|||
getBuffer( _length = strlen(buf) ); |
|||
if ( _buffer != NULL ) |
|||
strcpy( _buffer, buf ); |
|||
} |
|||
|
|||
char String::charAt( unsigned int loc ) const |
|||
{ |
|||
return operator[]( loc ); |
|||
} |
|||
|
|||
void String::setCharAt( unsigned int loc, const char aChar ) |
|||
{ |
|||
if(_buffer == NULL) return; |
|||
if(_length > loc) { |
|||
_buffer[loc] = aChar; |
|||
} |
|||
} |
|||
|
|||
int String::compareTo( const String &s2 ) const |
|||
{ |
|||
return strcmp( _buffer, s2._buffer ); |
|||
} |
|||
|
|||
const String & String::concat( const String &s2 ) |
|||
{ |
|||
return (*this) += s2; |
|||
} |
|||
|
|||
const String & String::operator=( const String &rhs ) |
|||
{ |
|||
if ( this == &rhs ) |
|||
return *this; |
|||
|
|||
if ( rhs._length > _length ) |
|||
{ |
|||
free(_buffer); |
|||
getBuffer( rhs._length ); |
|||
} |
|||
|
|||
if ( _buffer != NULL ) { |
|||
_length = rhs._length; |
|||
strcpy( _buffer, rhs._buffer ); |
|||
} |
|||
return *this; |
|||
} |
|||
|
|||
//const String & String::operator+=( const char aChar )
|
|||
//{
|
|||
// if ( _length == _capacity )
|
|||
// doubleBuffer();
|
|||
//
|
|||
// _buffer[ _length++ ] = aChar;
|
|||
// _buffer[ _length ] = '\0';
|
|||
// return *this;
|
|||
//}
|
|||
|
|||
const String & String::operator+=( const String &other ) |
|||
{ |
|||
_length += other._length; |
|||
if ( _length > _capacity ) |
|||
{ |
|||
char *temp = (char *)realloc(_buffer, _length + 1); |
|||
if ( temp != NULL ) { |
|||
_buffer = temp; |
|||
_capacity = _length; |
|||
} else { |
|||
_length -= other._length; |
|||
return *this; |
|||
} |
|||
} |
|||
strcat( _buffer, other._buffer ); |
|||
return *this; |
|||
} |
|||
|
|||
|
|||
int String::operator==( const String &rhs ) const |
|||
{ |
|||
return ( _length == rhs._length && strcmp( _buffer, rhs._buffer ) == 0 ); |
|||
} |
|||
|
|||
int String::operator!=( const String &rhs ) const |
|||
{ |
|||
return ( _length != rhs.length() || strcmp( _buffer, rhs._buffer ) != 0 ); |
|||
} |
|||
|
|||
int String::operator<( const String &rhs ) const |
|||
{ |
|||
return strcmp( _buffer, rhs._buffer ) < 0; |
|||
} |
|||
|
|||
int String::operator>( const String &rhs ) const |
|||
{ |
|||
return strcmp( _buffer, rhs._buffer ) > 0; |
|||
} |
|||
|
|||
int String::operator<=( const String &rhs ) const |
|||
{ |
|||
return strcmp( _buffer, rhs._buffer ) <= 0; |
|||
} |
|||
|
|||
int String::operator>=( const String & rhs ) const |
|||
{ |
|||
return strcmp( _buffer, rhs._buffer ) >= 0; |
|||
} |
|||
|
|||
char & String::operator[]( unsigned int index ) |
|||
{ |
|||
static char dummy_writable_char; |
|||
if (index >= _length || !_buffer) { |
|||
dummy_writable_char = 0; |
|||
return dummy_writable_char; |
|||
} |
|||
return _buffer[ index ]; |
|||
} |
|||
|
|||
char String::operator[]( unsigned int index ) const |
|||
{ |
|||
// need to check for valid index, to do later
|
|||
return _buffer[ index ]; |
|||
} |
|||
|
|||
boolean String::endsWith( const String &s2 ) const |
|||
{ |
|||
if ( _length < s2._length ) |
|||
return 0; |
|||
|
|||
return strcmp( &_buffer[ _length - s2._length], s2._buffer ) == 0; |
|||
} |
|||
|
|||
boolean String::equals( const String &s2 ) const |
|||
{ |
|||
return ( _length == s2._length && strcmp( _buffer,s2._buffer ) == 0 ); |
|||
} |
|||
|
|||
boolean String::equalsIgnoreCase( const String &s2 ) const |
|||
{ |
|||
if ( this == &s2 ) |
|||
return true; //1;
|
|||
else if ( _length != s2._length ) |
|||
return false; //0;
|
|||
|
|||
return strcmp(toLowerCase()._buffer, s2.toLowerCase()._buffer) == 0; |
|||
} |
|||
|
|||
String String::replace( char findChar, char replaceChar ) |
|||
{ |
|||
if ( _buffer == NULL ) return *this; |
|||
String theReturn = _buffer; |
|||
char* temp = theReturn._buffer; |
|||
while( (temp = strchr( temp, findChar )) != 0 ) |
|||
*temp = replaceChar; |
|||
|
|||
return theReturn; |
|||
} |
|||
|
|||
String String::replace( const String& match, const String& replace ) |
|||
{ |
|||
if ( _buffer == NULL ) return *this; |
|||
String temp = _buffer, newString; |
|||
|
|||
int loc; |
|||
while ( (loc = temp.indexOf( match )) != -1 ) |
|||
{ |
|||
newString += temp.substring( 0, loc ); |
|||
newString += replace; |
|||
temp = temp.substring( loc + match._length ); |
|||
} |
|||
newString += temp; |
|||
return newString; |
|||
} |
|||
|
|||
int String::indexOf( char temp ) const |
|||
{ |
|||
return indexOf( temp, 0 ); |
|||
} |
|||
|
|||
int String::indexOf( char ch, unsigned int fromIndex ) const |
|||
{ |
|||
if ( fromIndex >= _length ) |
|||
return -1; |
|||
|
|||
const char* temp = strchr( &_buffer[fromIndex], ch ); |
|||
if ( temp == NULL ) |
|||
return -1; |
|||
|
|||
return temp - _buffer; |
|||
} |
|||
|
|||
int String::indexOf( const String &s2 ) const |
|||
{ |
|||
return indexOf( s2, 0 ); |
|||
} |
|||
|
|||
int String::indexOf( const String &s2, unsigned int fromIndex ) const |
|||
{ |
|||
if ( fromIndex >= _length ) |
|||
return -1; |
|||
|
|||
const char *theFind = strstr( &_buffer[ fromIndex ], s2._buffer ); |
|||
|
|||
if ( theFind == NULL ) |
|||
return -1; |
|||
|
|||
return theFind - _buffer; // pointer subtraction
|
|||
} |
|||
|
|||
int String::lastIndexOf( char theChar ) const |
|||
{ |
|||
return lastIndexOf( theChar, _length - 1 ); |
|||
} |
|||
|
|||
int String::lastIndexOf( char ch, unsigned int fromIndex ) const |
|||
{ |
|||
if ( fromIndex >= _length ) |
|||
return -1; |
|||
|
|||
char tempchar = _buffer[fromIndex + 1]; |
|||
_buffer[fromIndex + 1] = '\0'; |
|||
char* temp = strrchr( _buffer, ch ); |
|||
_buffer[fromIndex + 1] = tempchar; |
|||
|
|||
if ( temp == NULL ) |
|||
return -1; |
|||
|
|||
return temp - _buffer; |
|||
} |
|||
|
|||
int String::lastIndexOf( const String &s2 ) const |
|||
{ |
|||
return lastIndexOf( s2, _length - s2._length ); |
|||
} |
|||
|
|||
int String::lastIndexOf( const String &s2, unsigned int fromIndex ) const |
|||
{ |
|||
// check for empty strings
|
|||
if ( s2._length == 0 || s2._length - 1 > fromIndex || fromIndex >= _length ) |
|||
return -1; |
|||
|
|||
// matching first character
|
|||
char temp = s2[ 0 ]; |
|||
|
|||
for ( int i = fromIndex; i >= 0; i-- ) |
|||
{ |
|||
if ( _buffer[ i ] == temp && (*this).substring( i, i + s2._length ).equals( s2 ) ) |
|||
return i; |
|||
} |
|||
return -1; |
|||
} |
|||
|
|||
boolean String::startsWith( const String &s2 ) const |
|||
{ |
|||
if ( _length < s2._length ) |
|||
return 0; |
|||
|
|||
return startsWith( s2, 0 ); |
|||
} |
|||
|
|||
boolean String::startsWith( const String &s2, unsigned int offset ) const |
|||
{ |
|||
if ( offset > _length - s2._length ) |
|||
return 0; |
|||
|
|||
return strncmp( &_buffer[offset], s2._buffer, s2._length ) == 0; |
|||
} |
|||
|
|||
String String::substring( unsigned int left ) const |
|||
{ |
|||
return substring( left, _length ); |
|||
} |
|||
|
|||
String String::substring( unsigned int left, unsigned int right ) const |
|||
{ |
|||
if ( left > right ) |
|||
{ |
|||
int temp = right; |
|||
right = left; |
|||
left = temp; |
|||
} |
|||
|
|||
if ( right > _length ) |
|||
{ |
|||
right = _length; |
|||
} |
|||
|
|||
char temp = _buffer[ right ]; // save the replaced character
|
|||
_buffer[ right ] = '\0'; |
|||
String outPut = ( _buffer + left ); // pointer arithmetic
|
|||
_buffer[ right ] = temp; //restore character
|
|||
return outPut; |
|||
} |
|||
|
|||
String String::toLowerCase() const |
|||
{ |
|||
String temp = _buffer; |
|||
|
|||
for ( unsigned int i = 0; i < _length; i++ ) |
|||
temp._buffer[ i ] = (char)tolower( temp._buffer[ i ] ); |
|||
return temp; |
|||
} |
|||
|
|||
String String::toUpperCase() const |
|||
{ |
|||
String temp = _buffer; |
|||
|
|||
for ( unsigned int i = 0; i < _length; i++ ) |
|||
temp._buffer[ i ] = (char)toupper( temp._buffer[ i ] ); |
|||
return temp; |
|||
} |
|||
|
|||
String String::trim() const |
|||
{ |
|||
if ( _buffer == NULL ) return *this; |
|||
String temp = _buffer; |
|||
unsigned int i,j; |
|||
|
|||
for ( i = 0; i < _length; i++ ) |
|||
{ |
|||
if ( !isspace(_buffer[i]) ) |
|||
break; |
|||
} |
|||
|
|||
for ( j = temp._length - 1; j > i; j-- ) |
|||
{ |
|||
if ( !isspace(_buffer[j]) ) |
|||
break; |
|||
} |
|||
|
|||
return temp.substring( i, j + 1); |
|||
} |
|||
|
|||
void String::getBytes(unsigned char *buf, unsigned int bufsize) |
|||
{ |
|||
if (!bufsize || !buf) return; |
|||
unsigned int len = bufsize - 1; |
|||
if (len > _length) len = _length; |
|||
strncpy((char *)buf, _buffer, len); |
|||
buf[len] = 0; |
|||
} |
|||
|
|||
void String::toCharArray(char *buf, unsigned int bufsize) |
|||
{ |
|||
if (!bufsize || !buf) return; |
|||
unsigned int len = bufsize - 1; |
|||
if (len > _length) len = _length; |
|||
strncpy(buf, _buffer, len); |
|||
buf[len] = 0; |
|||
} |
|||
|
|||
|
|||
long String::toInt() { |
|||
return atol(_buffer); |
|||
} |
|||
@ -0,0 +1,112 @@ |
|||
/*
|
|||
WString.h - String library for Wiring & Arduino |
|||
Copyright (c) 2009-10 Hernando Barragan. All right reserved. |
|||
|
|||
This library is free software; you can redistribute it and/or |
|||
modify it under the terms of the GNU Lesser General Public |
|||
License as published by the Free Software Foundation; either |
|||
version 2.1 of the License, or (at your option) any later version. |
|||
|
|||
This library is distributed in the hope that it will be useful, |
|||
but WITHOUT ANY WARRANTY; without even the implied warranty of |
|||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|||
Lesser General Public License for more details. |
|||
|
|||
You should have received a copy of the GNU Lesser General Public |
|||
License along with this library; if not, write to the Free Software |
|||
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
|||
*/ |
|||
|
|||
#ifndef String_h |
|||
#define String_h |
|||
|
|||
//#include "WProgram.h"
|
|||
#include <stdlib.h> |
|||
#include <string.h> |
|||
#include <ctype.h> |
|||
|
|||
class String |
|||
{ |
|||
public: |
|||
// constructors
|
|||
String( const char *value = "" ); |
|||
String( const String &value ); |
|||
String( const char ); |
|||
String( const unsigned char ); |
|||
String( const int, const int base=10); |
|||
String( const unsigned int, const int base=10 ); |
|||
String( const long, const int base=10 ); |
|||
String( const unsigned long, const int base=10 ); |
|||
~String() { free(_buffer); _length = _capacity = 0;} //added _length = _capacity = 0;
|
|||
|
|||
// operators
|
|||
const String & operator = ( const String &rhs ); |
|||
const String & operator +=( const String &rhs ); |
|||
//const String & operator +=( const char );
|
|||
int operator ==( const String &rhs ) const; |
|||
int operator !=( const String &rhs ) const; |
|||
int operator < ( const String &rhs ) const; |
|||
int operator > ( const String &rhs ) const; |
|||
int operator <=( const String &rhs ) const; |
|||
int operator >=( const String &rhs ) const; |
|||
char operator []( unsigned int index ) const; |
|||
char& operator []( unsigned int index ); |
|||
//operator const char *() const { return _buffer; }
|
|||
|
|||
// general methods
|
|||
char charAt( unsigned int index ) const; |
|||
int compareTo( const String &anotherString ) const; |
|||
unsigned char endsWith( const String &suffix ) const; |
|||
unsigned char equals( const String &anObject ) const; |
|||
unsigned char equalsIgnoreCase( const String &anotherString ) const; |
|||
int indexOf( char ch ) const; |
|||
int indexOf( char ch, unsigned int fromIndex ) const; |
|||
int indexOf( const String &str ) const; |
|||
int indexOf( const String &str, unsigned int fromIndex ) const; |
|||
int lastIndexOf( char ch ) const; |
|||
int lastIndexOf( char ch, unsigned int fromIndex ) const; |
|||
int lastIndexOf( const String &str ) const; |
|||
int lastIndexOf( const String &str, unsigned int fromIndex ) const; |
|||
const unsigned int length( ) const { return _length; } |
|||
void setCharAt(unsigned int index, const char ch); |
|||
unsigned char startsWith( const String &prefix ) const; |
|||
unsigned char startsWith( const String &prefix, unsigned int toffset ) const; |
|||
String substring( unsigned int beginIndex ) const; |
|||
String substring( unsigned int beginIndex, unsigned int endIndex ) const; |
|||
String toLowerCase( ) const; |
|||
String toUpperCase( ) const; |
|||
String trim( ) const; |
|||
void getBytes(unsigned char *buf, unsigned int bufsize); |
|||
void toCharArray(char *buf, unsigned int bufsize); |
|||
long toInt( ); |
|||
const String& concat( const String &str ); |
|||
String replace( char oldChar, char newChar ); |
|||
String replace( const String& match, const String& replace ); |
|||
friend String operator + ( String lhs, const String &rhs ); |
|||
|
|||
protected: |
|||
char *_buffer; // the actual char array
|
|||
unsigned int _capacity; // the array length minus one (for the '\0')
|
|||
unsigned int _length; // the String length (not counting the '\0')
|
|||
|
|||
void getBuffer(unsigned int maxStrLen); |
|||
|
|||
private: |
|||
|
|||
}; |
|||
|
|||
// allocate buffer space
|
|||
inline void String::getBuffer(unsigned int maxStrLen) |
|||
{ |
|||
_capacity = maxStrLen; |
|||
_buffer = (char *) malloc(_capacity + 1); |
|||
if (_buffer == NULL) _length = _capacity = 0; |
|||
} |
|||
|
|||
inline String operator+( String lhs, const String &rhs ) |
|||
{ |
|||
return lhs += rhs; |
|||
} |
|||
|
|||
|
|||
#endif |
|||
@ -0,0 +1,515 @@ |
|||
#ifndef Binary_h |
|||
#define Binary_h |
|||
|
|||
#define B0 0 |
|||
#define B00 0 |
|||
#define B000 0 |
|||
#define B0000 0 |
|||
#define B00000 0 |
|||
#define B000000 0 |
|||
#define B0000000 0 |
|||
#define B00000000 0 |
|||
#define B1 1 |
|||
#define B01 1 |
|||
#define B001 1 |
|||
#define B0001 1 |
|||
#define B00001 1 |
|||
#define B000001 1 |
|||
#define B0000001 1 |
|||
#define B00000001 1 |
|||
#define B10 2 |
|||
#define B010 2 |
|||
#define B0010 2 |
|||
#define B00010 2 |
|||
#define B000010 2 |
|||
#define B0000010 2 |
|||
#define B00000010 2 |
|||
#define B11 3 |
|||
#define B011 3 |
|||
#define B0011 3 |
|||
#define B00011 3 |
|||
#define B000011 3 |
|||
#define B0000011 3 |
|||
#define B00000011 3 |
|||
#define B100 4 |
|||
#define B0100 4 |
|||
#define B00100 4 |
|||
#define B000100 4 |
|||
#define B0000100 4 |
|||
#define B00000100 4 |
|||
#define B101 5 |
|||
#define B0101 5 |
|||
#define B00101 5 |
|||
#define B000101 5 |
|||
#define B0000101 5 |
|||
#define B00000101 5 |
|||
#define B110 6 |
|||
#define B0110 6 |
|||
#define B00110 6 |
|||
#define B000110 6 |
|||
#define B0000110 6 |
|||
#define B00000110 6 |
|||
#define B111 7 |
|||
#define B0111 7 |
|||
#define B00111 7 |
|||
#define B000111 7 |
|||
#define B0000111 7 |
|||
#define B00000111 7 |
|||
#define B1000 8 |
|||
#define B01000 8 |
|||
#define B001000 8 |
|||
#define B0001000 8 |
|||
#define B00001000 8 |
|||
#define B1001 9 |
|||
#define B01001 9 |
|||
#define B001001 9 |
|||
#define B0001001 9 |
|||
#define B00001001 9 |
|||
#define B1010 10 |
|||
#define B01010 10 |
|||
#define B001010 10 |
|||
#define B0001010 10 |
|||
#define B00001010 10 |
|||
#define B1011 11 |
|||
#define B01011 11 |
|||
#define B001011 11 |
|||
#define B0001011 11 |
|||
#define B00001011 11 |
|||
#define B1100 12 |
|||
#define B01100 12 |
|||
#define B001100 12 |
|||
#define B0001100 12 |
|||
#define B00001100 12 |
|||
#define B1101 13 |
|||
#define B01101 13 |
|||
#define B001101 13 |
|||
#define B0001101 13 |
|||
#define B00001101 13 |
|||
#define B1110 14 |
|||
#define B01110 14 |
|||
#define B001110 14 |
|||
#define B0001110 14 |
|||
#define B00001110 14 |
|||
#define B1111 15 |
|||
#define B01111 15 |
|||
#define B001111 15 |
|||
#define B0001111 15 |
|||
#define B00001111 15 |
|||
#define B10000 16 |
|||
#define B010000 16 |
|||
#define B0010000 16 |
|||
#define B00010000 16 |
|||
#define B10001 17 |
|||
#define B010001 17 |
|||
#define B0010001 17 |
|||
#define B00010001 17 |
|||
#define B10010 18 |
|||
#define B010010 18 |
|||
#define B0010010 18 |
|||
#define B00010010 18 |
|||
#define B10011 19 |
|||
#define B010011 19 |
|||
#define B0010011 19 |
|||
#define B00010011 19 |
|||
#define B10100 20 |
|||
#define B010100 20 |
|||
#define B0010100 20 |
|||
#define B00010100 20 |
|||
#define B10101 21 |
|||
#define B010101 21 |
|||
#define B0010101 21 |
|||
#define B00010101 21 |
|||
#define B10110 22 |
|||
#define B010110 22 |
|||
#define B0010110 22 |
|||
#define B00010110 22 |
|||
#define B10111 23 |
|||
#define B010111 23 |
|||
#define B0010111 23 |
|||
#define B00010111 23 |
|||
#define B11000 24 |
|||
#define B011000 24 |
|||
#define B0011000 24 |
|||
#define B00011000 24 |
|||
#define B11001 25 |
|||
#define B011001 25 |
|||
#define B0011001 25 |
|||
#define B00011001 25 |
|||
#define B11010 26 |
|||
#define B011010 26 |
|||
#define B0011010 26 |
|||
#define B00011010 26 |
|||
#define B11011 27 |
|||
#define B011011 27 |
|||
#define B0011011 27 |
|||
#define B00011011 27 |
|||
#define B11100 28 |
|||
#define B011100 28 |
|||
#define B0011100 28 |
|||
#define B00011100 28 |
|||
#define B11101 29 |
|||
#define B011101 29 |
|||
#define B0011101 29 |
|||
#define B00011101 29 |
|||
#define B11110 30 |
|||
#define B011110 30 |
|||
#define B0011110 30 |
|||
#define B00011110 30 |
|||
#define B11111 31 |
|||
#define B011111 31 |
|||
#define B0011111 31 |
|||
#define B00011111 31 |
|||
#define B100000 32 |
|||
#define B0100000 32 |
|||
#define B00100000 32 |
|||
#define B100001 33 |
|||
#define B0100001 33 |
|||
#define B00100001 33 |
|||
#define B100010 34 |
|||
#define B0100010 34 |
|||
#define B00100010 34 |
|||
#define B100011 35 |
|||
#define B0100011 35 |
|||
#define B00100011 35 |
|||
#define B100100 36 |
|||
#define B0100100 36 |
|||
#define B00100100 36 |
|||
#define B100101 37 |
|||
#define B0100101 37 |
|||
#define B00100101 37 |
|||
#define B100110 38 |
|||
#define B0100110 38 |
|||
#define B00100110 38 |
|||
#define B100111 39 |
|||
#define B0100111 39 |
|||
#define B00100111 39 |
|||
#define B101000 40 |
|||
#define B0101000 40 |
|||
#define B00101000 40 |
|||
#define B101001 41 |
|||
#define B0101001 41 |
|||
#define B00101001 41 |
|||
#define B101010 42 |
|||
#define B0101010 42 |
|||
#define B00101010 42 |
|||
#define B101011 43 |
|||
#define B0101011 43 |
|||
#define B00101011 43 |
|||
#define B101100 44 |
|||
#define B0101100 44 |
|||
#define B00101100 44 |
|||
#define B101101 45 |
|||
#define B0101101 45 |
|||
#define B00101101 45 |
|||
#define B101110 46 |
|||
#define B0101110 46 |
|||
#define B00101110 46 |
|||
#define B101111 47 |
|||
#define B0101111 47 |
|||
#define B00101111 47 |
|||
#define B110000 48 |
|||
#define B0110000 48 |
|||
#define B00110000 48 |
|||
#define B110001 49 |
|||
#define B0110001 49 |
|||
#define B00110001 49 |
|||
#define B110010 50 |
|||
#define B0110010 50 |
|||
#define B00110010 50 |
|||
#define B110011 51 |
|||
#define B0110011 51 |
|||
#define B00110011 51 |
|||
#define B110100 52 |
|||
#define B0110100 52 |
|||
#define B00110100 52 |
|||
#define B110101 53 |
|||
#define B0110101 53 |
|||
#define B00110101 53 |
|||
#define B110110 54 |
|||
#define B0110110 54 |
|||
#define B00110110 54 |
|||
#define B110111 55 |
|||
#define B0110111 55 |
|||
#define B00110111 55 |
|||
#define B111000 56 |
|||
#define B0111000 56 |
|||
#define B00111000 56 |
|||
#define B111001 57 |
|||
#define B0111001 57 |
|||
#define B00111001 57 |
|||
#define B111010 58 |
|||
#define B0111010 58 |
|||
#define B00111010 58 |
|||
#define B111011 59 |
|||
#define B0111011 59 |
|||
#define B00111011 59 |
|||
#define B111100 60 |
|||
#define B0111100 60 |
|||
#define B00111100 60 |
|||
#define B111101 61 |
|||
#define B0111101 61 |
|||
#define B00111101 61 |
|||
#define B111110 62 |
|||
#define B0111110 62 |
|||
#define B00111110 62 |
|||
#define B111111 63 |
|||
#define B0111111 63 |
|||
#define B00111111 63 |
|||
#define B1000000 64 |
|||
#define B01000000 64 |
|||
#define B1000001 65 |
|||
#define B01000001 65 |
|||
#define B1000010 66 |
|||
#define B01000010 66 |
|||
#define B1000011 67 |
|||
#define B01000011 67 |
|||
#define B1000100 68 |
|||
#define B01000100 68 |
|||
#define B1000101 69 |
|||
#define B01000101 69 |
|||
#define B1000110 70 |
|||
#define B01000110 70 |
|||
#define B1000111 71 |
|||
#define B01000111 71 |
|||
#define B1001000 72 |
|||
#define B01001000 72 |
|||
#define B1001001 73 |
|||
#define B01001001 73 |
|||
#define B1001010 74 |
|||
#define B01001010 74 |
|||
#define B1001011 75 |
|||
#define B01001011 75 |
|||
#define B1001100 76 |
|||
#define B01001100 76 |
|||
#define B1001101 77 |
|||
#define B01001101 77 |
|||
#define B1001110 78 |
|||
#define B01001110 78 |
|||
#define B1001111 79 |
|||
#define B01001111 79 |
|||
#define B1010000 80 |
|||
#define B01010000 80 |
|||
#define B1010001 81 |
|||
#define B01010001 81 |
|||
#define B1010010 82 |
|||
#define B01010010 82 |
|||
#define B1010011 83 |
|||
#define B01010011 83 |
|||
#define B1010100 84 |
|||
#define B01010100 84 |
|||
#define B1010101 85 |
|||
#define B01010101 85 |
|||
#define B1010110 86 |
|||
#define B01010110 86 |
|||
#define B1010111 87 |
|||
#define B01010111 87 |
|||
#define B1011000 88 |
|||
#define B01011000 88 |
|||
#define B1011001 89 |
|||
#define B01011001 89 |
|||
#define B1011010 90 |
|||
#define B01011010 90 |
|||
#define B1011011 91 |
|||
#define B01011011 91 |
|||
#define B1011100 92 |
|||
#define B01011100 92 |
|||
#define B1011101 93 |
|||
#define B01011101 93 |
|||
#define B1011110 94 |
|||
#define B01011110 94 |
|||
#define B1011111 95 |
|||
#define B01011111 95 |
|||
#define B1100000 96 |
|||
#define B01100000 96 |
|||
#define B1100001 97 |
|||
#define B01100001 97 |
|||
#define B1100010 98 |
|||
#define B01100010 98 |
|||
#define B1100011 99 |
|||
#define B01100011 99 |
|||
#define B1100100 100 |
|||
#define B01100100 100 |
|||
#define B1100101 101 |
|||
#define B01100101 101 |
|||
#define B1100110 102 |
|||
#define B01100110 102 |
|||
#define B1100111 103 |
|||
#define B01100111 103 |
|||
#define B1101000 104 |
|||
#define B01101000 104 |
|||
#define B1101001 105 |
|||
#define B01101001 105 |
|||
#define B1101010 106 |
|||
#define B01101010 106 |
|||
#define B1101011 107 |
|||
#define B01101011 107 |
|||
#define B1101100 108 |
|||
#define B01101100 108 |
|||
#define B1101101 109 |
|||
#define B01101101 109 |
|||
#define B1101110 110 |
|||
#define B01101110 110 |
|||
#define B1101111 111 |
|||
#define B01101111 111 |
|||
#define B1110000 112 |
|||
#define B01110000 112 |
|||
#define B1110001 113 |
|||
#define B01110001 113 |
|||
#define B1110010 114 |
|||
#define B01110010 114 |
|||
#define B1110011 115 |
|||
#define B01110011 115 |
|||
#define B1110100 116 |
|||
#define B01110100 116 |
|||
#define B1110101 117 |
|||
#define B01110101 117 |
|||
#define B1110110 118 |
|||
#define B01110110 118 |
|||
#define B1110111 119 |
|||
#define B01110111 119 |
|||
#define B1111000 120 |
|||
#define B01111000 120 |
|||
#define B1111001 121 |
|||
#define B01111001 121 |
|||
#define B1111010 122 |
|||
#define B01111010 122 |
|||
#define B1111011 123 |
|||
#define B01111011 123 |
|||
#define B1111100 124 |
|||
#define B01111100 124 |
|||
#define B1111101 125 |
|||
#define B01111101 125 |
|||
#define B1111110 126 |
|||
#define B01111110 126 |
|||
#define B1111111 127 |
|||
#define B01111111 127 |
|||
#define B10000000 128 |
|||
#define B10000001 129 |
|||
#define B10000010 130 |
|||
#define B10000011 131 |
|||
#define B10000100 132 |
|||
#define B10000101 133 |
|||
#define B10000110 134 |
|||
#define B10000111 135 |
|||
#define B10001000 136 |
|||
#define B10001001 137 |
|||
#define B10001010 138 |
|||
#define B10001011 139 |
|||
#define B10001100 140 |
|||
#define B10001101 141 |
|||
#define B10001110 142 |
|||
#define B10001111 143 |
|||
#define B10010000 144 |
|||
#define B10010001 145 |
|||
#define B10010010 146 |
|||
#define B10010011 147 |
|||
#define B10010100 148 |
|||
#define B10010101 149 |
|||
#define B10010110 150 |
|||
#define B10010111 151 |
|||
#define B10011000 152 |
|||
#define B10011001 153 |
|||
#define B10011010 154 |
|||
#define B10011011 155 |
|||
#define B10011100 156 |
|||
#define B10011101 157 |
|||
#define B10011110 158 |
|||
#define B10011111 159 |
|||
#define B10100000 160 |
|||
#define B10100001 161 |
|||
#define B10100010 162 |
|||
#define B10100011 163 |
|||
#define B10100100 164 |
|||
#define B10100101 165 |
|||
#define B10100110 166 |
|||
#define B10100111 167 |
|||
#define B10101000 168 |
|||
#define B10101001 169 |
|||
#define B10101010 170 |
|||
#define B10101011 171 |
|||
#define B10101100 172 |
|||
#define B10101101 173 |
|||
#define B10101110 174 |
|||
#define B10101111 175 |
|||
#define B10110000 176 |
|||
#define B10110001 177 |
|||
#define B10110010 178 |
|||
#define B10110011 179 |
|||
#define B10110100 180 |
|||
#define B10110101 181 |
|||
#define B10110110 182 |
|||
#define B10110111 183 |
|||
#define B10111000 184 |
|||
#define B10111001 185 |
|||
#define B10111010 186 |
|||
#define B10111011 187 |
|||
#define B10111100 188 |
|||
#define B10111101 189 |
|||
#define B10111110 190 |
|||
#define B10111111 191 |
|||
#define B11000000 192 |
|||
#define B11000001 193 |
|||
#define B11000010 194 |
|||
#define B11000011 195 |
|||
#define B11000100 196 |
|||
#define B11000101 197 |
|||
#define B11000110 198 |
|||
#define B11000111 199 |
|||
#define B11001000 200 |
|||
#define B11001001 201 |
|||
#define B11001010 202 |
|||
#define B11001011 203 |
|||
#define B11001100 204 |
|||
#define B11001101 205 |
|||
#define B11001110 206 |
|||
#define B11001111 207 |
|||
#define B11010000 208 |
|||
#define B11010001 209 |
|||
#define B11010010 210 |
|||
#define B11010011 211 |
|||
#define B11010100 212 |
|||
#define B11010101 213 |
|||
#define B11010110 214 |
|||
#define B11010111 215 |
|||
#define B11011000 216 |
|||
#define B11011001 217 |
|||
#define B11011010 218 |
|||
#define B11011011 219 |
|||
#define B11011100 220 |
|||
#define B11011101 221 |
|||
#define B11011110 222 |
|||
#define B11011111 223 |
|||
#define B11100000 224 |
|||
#define B11100001 225 |
|||
#define B11100010 226 |
|||
#define B11100011 227 |
|||
#define B11100100 228 |
|||
#define B11100101 229 |
|||
#define B11100110 230 |
|||
#define B11100111 231 |
|||
#define B11101000 232 |
|||
#define B11101001 233 |
|||
#define B11101010 234 |
|||
#define B11101011 235 |
|||
#define B11101100 236 |
|||
#define B11101101 237 |
|||
#define B11101110 238 |
|||
#define B11101111 239 |
|||
#define B11110000 240 |
|||
#define B11110001 241 |
|||
#define B11110010 242 |
|||
#define B11110011 243 |
|||
#define B11110100 244 |
|||
#define B11110101 245 |
|||
#define B11110110 246 |
|||
#define B11110111 247 |
|||
#define B11111000 248 |
|||
#define B11111001 249 |
|||
#define B11111010 250 |
|||
#define B11111011 251 |
|||
#define B11111100 252 |
|||
#define B11111101 253 |
|||
#define B11111110 254 |
|||
#define B11111111 255 |
|||
|
|||
#endif |
|||
@ -0,0 +1,14 @@ |
|||
#include <WProgram.h> |
|||
|
|||
int main(void) |
|||
{ |
|||
init(); |
|||
|
|||
setup(); |
|||
|
|||
for (;;) |
|||
loop(); |
|||
|
|||
return 0; |
|||
} |
|||
|
|||
@ -0,0 +1,200 @@ |
|||
/*
|
|||
pins_arduino.c - pin definitions for the Arduino board |
|||
Part of Arduino / Wiring Lite |
|||
|
|||
Copyright (c) 2005 David A. Mellis |
|||
|
|||
This library is free software; you can redistribute it and/or |
|||
modify it under the terms of the GNU Lesser General Public |
|||
License as published by the Free Software Foundation; either |
|||
version 2.1 of the License, or (at your option) any later version. |
|||
|
|||
This library is distributed in the hope that it will be useful, |
|||
but WITHOUT ANY WARRANTY; without even the implied warranty of |
|||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|||
Lesser General Public License for more details. |
|||
|
|||
You should have received a copy of the GNU Lesser General |
|||
Public License along with this library; if not, write to the |
|||
Free Software Foundation, Inc., 59 Temple Place, Suite 330, |
|||
Boston, MA 02111-1307 USA |
|||
|
|||
$Id: pins_arduino.c 254 2007-04-20 23:17:38Z mellis $ |
|||
*/ |
|||
|
|||
#include <avr/io.h> |
|||
#include "wiring_private.h" |
|||
#include "pins_arduino.h" |
|||
|
|||
// On the Sanguino board, digital pins are also used
|
|||
// for the analog output (software PWM). Analog input
|
|||
// pins are a separate set.
|
|||
|
|||
// ATMEL ATMEGA644P / SANGUINO
|
|||
//
|
|||
// +---\/---+
|
|||
// INT0 (D 0) PB0 1| |40 PA0 (AI 0 / D31)
|
|||
// INT1 (D 1) PB1 2| |39 PA1 (AI 1 / D30)
|
|||
// INT2 (D 2) PB2 3| |38 PA2 (AI 2 / D29)
|
|||
// PWM (D 3) PB3 4| |37 PA3 (AI 3 / D28)
|
|||
// PWM (D 4) PB4 5| |36 PA4 (AI 4 / D27)
|
|||
// MOSI (D 5) PB5 6| |35 PA5 (AI 5 / D26)
|
|||
// MISO (D 6) PB6 7| |34 PA6 (AI 6 / D25)
|
|||
// SCK (D 7) PB7 8| |33 PA7 (AI 7 / D24)
|
|||
// RST 9| |32 AREF
|
|||
// VCC 10| |31 GND
|
|||
// GND 11| |30 AVCC
|
|||
// XTAL2 12| |29 PC7 (D 23)
|
|||
// XTAL1 13| |28 PC6 (D 22)
|
|||
// RX0 (D 8) PD0 14| |27 PC5 (D 21) TDI
|
|||
// TX0 (D 9) PD1 15| |26 PC4 (D 20) TDO
|
|||
// RX1 (D 10) PD2 16| |25 PC3 (D 19) TMS
|
|||
// TX1 (D 11) PD3 17| |24 PC2 (D 18) TCK
|
|||
// PWM (D 12) PD4 18| |23 PC1 (D 17) SDA
|
|||
// PWM (D 13) PD5 19| |22 PC0 (D 16) SCL
|
|||
// PWM (D 14) PD6 20| |21 PD7 (D 15) PWM
|
|||
// +--------+
|
|||
//
|
|||
|
|||
#define PA 1 |
|||
#define PB 2 |
|||
#define PC 3 |
|||
#define PD 4 |
|||
|
|||
// these arrays map port names (e.g. port B) to the
|
|||
// appropriate addresses for various functions (e.g. reading
|
|||
// and writing)
|
|||
const uint8_t PROGMEM port_to_mode_PGM[] = |
|||
{ |
|||
NOT_A_PORT, |
|||
(uint8_t) (uint16_t) &DDRA, |
|||
(uint8_t) (uint16_t) &DDRB, |
|||
(uint8_t) (uint16_t) &DDRC, |
|||
(uint8_t) (uint16_t) &DDRD, |
|||
}; |
|||
|
|||
const uint8_t PROGMEM port_to_output_PGM[] = |
|||
{ |
|||
NOT_A_PORT, |
|||
(uint8_t) (uint16_t) &PORTA, |
|||
(uint8_t) (uint16_t) &PORTB, |
|||
(uint8_t) (uint16_t) &PORTC, |
|||
(uint8_t) (uint16_t) &PORTD, |
|||
}; |
|||
|
|||
const uint8_t PROGMEM port_to_input_PGM[] = |
|||
{ |
|||
NOT_A_PORT, |
|||
(uint8_t) (uint16_t) &PINA, |
|||
(uint8_t) (uint16_t) &PINB, |
|||
(uint8_t) (uint16_t) &PINC, |
|||
(uint8_t) (uint16_t) &PIND, |
|||
}; |
|||
|
|||
const uint8_t PROGMEM digital_pin_to_port_PGM[] = |
|||
{ |
|||
PB, /* 0 */ |
|||
PB, |
|||
PB, |
|||
PB, |
|||
PB, |
|||
PB, |
|||
PB, |
|||
PB, |
|||
PD, /* 8 */ |
|||
PD, |
|||
PD, |
|||
PD, |
|||
PD, |
|||
PD, |
|||
PD, |
|||
PD, |
|||
PC, /* 16 */ |
|||
PC, |
|||
PC, |
|||
PC, |
|||
PC, |
|||
PC, |
|||
PC, |
|||
PC, |
|||
PA, /* 24 */ |
|||
PA, |
|||
PA, |
|||
PA, |
|||
PA, |
|||
PA, |
|||
PA, |
|||
PA /* 31 */ |
|||
}; |
|||
|
|||
const uint8_t PROGMEM digital_pin_to_bit_mask_PGM[] = |
|||
{ |
|||
_BV(0), /* 0, port B */ |
|||
_BV(1), |
|||
_BV(2), |
|||
_BV(3), |
|||
_BV(4), |
|||
_BV(5), |
|||
_BV(6), |
|||
_BV(7), |
|||
_BV(0), /* 8, port D */ |
|||
_BV(1), |
|||
_BV(2), |
|||
_BV(3), |
|||
_BV(4), |
|||
_BV(5), |
|||
_BV(6), |
|||
_BV(7), |
|||
_BV(0), /* 16, port C */ |
|||
_BV(1), |
|||
_BV(2), |
|||
_BV(3), |
|||
_BV(4), |
|||
_BV(5), |
|||
_BV(6), |
|||
_BV(7), |
|||
_BV(7), /* 24, port A */ |
|||
_BV(6), |
|||
_BV(5), |
|||
_BV(4), |
|||
_BV(3), |
|||
_BV(2), |
|||
_BV(1), |
|||
_BV(0) |
|||
}; |
|||
|
|||
const uint8_t PROGMEM digital_pin_to_timer_PGM[] = |
|||
{ |
|||
NOT_ON_TIMER, /* 0 - PB0 */ |
|||
NOT_ON_TIMER, /* 1 - PB1 */ |
|||
NOT_ON_TIMER, /* 2 - PB2 */ |
|||
TIMER0A, /* 3 - PB3 */ |
|||
TIMER0B, /* 4 - PB4 */ |
|||
NOT_ON_TIMER, /* 5 - PB5 */ |
|||
NOT_ON_TIMER, /* 6 - PB6 */ |
|||
NOT_ON_TIMER, /* 7 - PB7 */ |
|||
NOT_ON_TIMER, /* 8 - PD0 */ |
|||
NOT_ON_TIMER, /* 9 - PD1 */ |
|||
NOT_ON_TIMER, /* 10 - PD2 */ |
|||
NOT_ON_TIMER, /* 11 - PD3 */ |
|||
TIMER1B, /* 12 - PD4 */ |
|||
TIMER1A, /* 13 - PD5 */ |
|||
TIMER2B, /* 14 - PD6 */ |
|||
TIMER2A, /* 15 - PD7 */ |
|||
NOT_ON_TIMER, /* 16 - PC0 */ |
|||
NOT_ON_TIMER, /* 17 - PC1 */ |
|||
NOT_ON_TIMER, /* 18 - PC2 */ |
|||
NOT_ON_TIMER, /* 19 - PC3 */ |
|||
NOT_ON_TIMER, /* 20 - PC4 */ |
|||
NOT_ON_TIMER, /* 21 - PC5 */ |
|||
NOT_ON_TIMER, /* 22 - PC6 */ |
|||
NOT_ON_TIMER, /* 23 - PC7 */ |
|||
NOT_ON_TIMER, /* 24 - PA0 */ |
|||
NOT_ON_TIMER, /* 25 - PA1 */ |
|||
NOT_ON_TIMER, /* 26 - PA2 */ |
|||
NOT_ON_TIMER, /* 27 - PA3 */ |
|||
NOT_ON_TIMER, /* 28 - PA4 */ |
|||
NOT_ON_TIMER, /* 29 - PA5 */ |
|||
NOT_ON_TIMER, /* 30 - PA6 */ |
|||
NOT_ON_TIMER /* 31 - PA7 */ |
|||
}; |
|||
@ -0,0 +1,65 @@ |
|||
/*
|
|||
pins_arduino.h - Pin definition functions for Arduino |
|||
Part of Arduino - http://www.arduino.cc/
|
|||
|
|||
Copyright (c) 2007 David A. Mellis |
|||
|
|||
This library is free software; you can redistribute it and/or |
|||
modify it under the terms of the GNU Lesser General Public |
|||
License as published by the Free Software Foundation; either |
|||
version 2.1 of the License, or (at your option) any later version. |
|||
|
|||
This library is distributed in the hope that it will be useful, |
|||
but WITHOUT ANY WARRANTY; without even the implied warranty of |
|||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|||
Lesser General Public License for more details. |
|||
|
|||
You should have received a copy of the GNU Lesser General |
|||
Public License along with this library; if not, write to the |
|||
Free Software Foundation, Inc., 59 Temple Place, Suite 330, |
|||
Boston, MA 02111-1307 USA |
|||
|
|||
$Id: wiring.h 249 2007-02-03 16:52:51Z mellis $ |
|||
*/ |
|||
|
|||
#ifndef Pins_Arduino_h |
|||
#define Pins_Arduino_h |
|||
|
|||
#include <avr/pgmspace.h> |
|||
|
|||
#define NOT_A_PIN 0 |
|||
#define NOT_A_PORT 0 |
|||
|
|||
#define NOT_ON_TIMER 0 |
|||
#define TIMER0A 1 |
|||
#define TIMER0B 2 |
|||
#define TIMER1A 3 |
|||
#define TIMER1B 4 |
|||
#define TIMER2 5 |
|||
#define TIMER2A 6 |
|||
#define TIMER2B 7 |
|||
|
|||
extern const uint8_t PROGMEM port_to_mode_PGM[]; |
|||
extern const uint8_t PROGMEM port_to_input_PGM[]; |
|||
extern const uint8_t PROGMEM port_to_output_PGM[]; |
|||
|
|||
extern const uint8_t PROGMEM digital_pin_to_port_PGM[]; |
|||
extern const uint8_t PROGMEM digital_pin_to_bit_PGM[]; |
|||
extern const uint8_t PROGMEM digital_pin_to_bit_mask_PGM[]; |
|||
|
|||
extern const uint8_t PROGMEM digital_pin_to_timer_PGM[]; |
|||
|
|||
// Get the bit location within the hardware port of the given virtual pin.
|
|||
// This comes from the pins_*.c file for the active board configuration.
|
|||
//
|
|||
// These perform slightly better as macros compared to inline functions
|
|||
//
|
|||
#define digitalPinToPort(P) ( pgm_read_byte( digital_pin_to_port_PGM + (P) ) ) |
|||
#define digitalPinToBitMask(P) ( pgm_read_byte( digital_pin_to_bit_mask_PGM + (P) ) ) |
|||
#define digitalPinToTimer(P) ( pgm_read_byte( digital_pin_to_timer_PGM + (P) ) ) |
|||
#define analogInPinToBit(P) (P) |
|||
#define portOutputRegister(P) ( (volatile uint8_t *)( (uint16_t) pgm_read_byte( port_to_output_PGM + (P))) ) |
|||
#define portInputRegister(P) ( (volatile uint8_t *)( (uint16_t) pgm_read_byte( port_to_input_PGM + (P))) ) |
|||
#define portModeRegister(P) ( (volatile uint8_t *)( (uint16_t) pgm_read_byte( port_to_mode_PGM + (P))) ) |
|||
|
|||
#endif |
|||
@ -0,0 +1,289 @@ |
|||
/*
|
|||
wiring.c - Partial implementation of the Wiring API for the ATmega8. |
|||
Part of Arduino - http://www.arduino.cc/
|
|||
|
|||
Copyright (c) 2005-2006 David A. Mellis |
|||
|
|||
This library is free software; you can redistribute it and/or |
|||
modify it under the terms of the GNU Lesser General Public |
|||
License as published by the Free Software Foundation; either |
|||
version 2.1 of the License, or (at your option) any later version. |
|||
|
|||
This library is distributed in the hope that it will be useful, |
|||
but WITHOUT ANY WARRANTY; without even the implied warranty of |
|||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|||
Lesser General Public License for more details. |
|||
|
|||
You should have received a copy of the GNU Lesser General |
|||
Public License along with this library; if not, write to the |
|||
Free Software Foundation, Inc., 59 Temple Place, Suite 330, |
|||
Boston, MA 02111-1307 USA |
|||
|
|||
$Id$ |
|||
*/ |
|||
|
|||
#include "wiring_private.h" |
|||
|
|||
// the prescaler is set so that timer0 ticks every 64 clock cycles, and the
|
|||
// the overflow handler is called every 256 ticks.
|
|||
#define MICROSECONDS_PER_TIMER0_OVERFLOW (clockCyclesToMicroseconds(64 * 256)) |
|||
|
|||
// the whole number of milliseconds per timer0 overflow
|
|||
#define MILLIS_INC (MICROSECONDS_PER_TIMER0_OVERFLOW / 1000) |
|||
|
|||
// the fractional number of milliseconds per timer0 overflow. we shift right
|
|||
// by three to fit these numbers into a byte. (for the clock speeds we care
|
|||
// about - 8 and 16 MHz - this doesn't lose precision.)
|
|||
#define FRACT_INC ((MICROSECONDS_PER_TIMER0_OVERFLOW % 1000) >> 3) |
|||
#define FRACT_MAX (1000 >> 3) |
|||
|
|||
volatile unsigned long timer0_overflow_count = 0; |
|||
volatile unsigned long timer0_millis = 0; |
|||
static unsigned char timer0_fract = 0; |
|||
|
|||
SIGNAL(TIMER0_OVF_vect) |
|||
{ |
|||
// copy these to local variables so they can be stored in registers
|
|||
// (volatile variables must be read from memory on every access)
|
|||
unsigned long m = timer0_millis; |
|||
unsigned char f = timer0_fract; |
|||
|
|||
m += MILLIS_INC; |
|||
f += FRACT_INC; |
|||
if (f >= FRACT_MAX) { |
|||
f -= FRACT_MAX; |
|||
m += 1; |
|||
} |
|||
|
|||
timer0_fract = f; |
|||
timer0_millis = m; |
|||
timer0_overflow_count++; |
|||
} |
|||
|
|||
unsigned long millis() |
|||
{ |
|||
unsigned long m; |
|||
uint8_t oldSREG = SREG; |
|||
|
|||
// disable interrupts while we read timer0_millis or we might get an
|
|||
// inconsistent value (e.g. in the middle of a write to timer0_millis)
|
|||
cli(); |
|||
m = timer0_millis; |
|||
SREG = oldSREG; |
|||
|
|||
return m; |
|||
} |
|||
|
|||
unsigned long micros() { |
|||
unsigned long m; |
|||
uint8_t oldSREG = SREG, t; |
|||
|
|||
cli(); |
|||
m = timer0_overflow_count; |
|||
#if defined(TCNT0) |
|||
t = TCNT0; |
|||
#elif defined(TCNT0L) |
|||
t = TCNT0L; |
|||
#else |
|||
#error TIMER 0 not defined |
|||
#endif |
|||
|
|||
|
|||
#ifdef TIFR0 |
|||
if ((TIFR0 & _BV(TOV0)) && (t < 255)) |
|||
m++; |
|||
#else |
|||
if ((TIFR & _BV(TOV0)) && (t < 255)) |
|||
m++; |
|||
#endif |
|||
|
|||
SREG = oldSREG; |
|||
|
|||
return ((m << 8) + t) * (64 / clockCyclesPerMicrosecond()); |
|||
} |
|||
|
|||
void delay(unsigned long ms) |
|||
{ |
|||
uint16_t start = (uint16_t)micros(); |
|||
|
|||
while (ms > 0) { |
|||
if (((uint16_t)micros() - start) >= 1000) { |
|||
ms--; |
|||
start += 1000; |
|||
} |
|||
} |
|||
} |
|||
|
|||
/* Delay for the given number of microseconds. Assumes a 8 or 16 MHz clock. */ |
|||
void delayMicroseconds(unsigned int us) |
|||
{ |
|||
// calling avrlib's delay_us() function with low values (e.g. 1 or
|
|||
// 2 microseconds) gives delays longer than desired.
|
|||
//delay_us(us);
|
|||
|
|||
#if F_CPU >= 16000000L |
|||
// for the 16 MHz clock on most Arduino boards
|
|||
|
|||
// for a one-microsecond delay, simply return. the overhead
|
|||
// of the function call yields a delay of approximately 1 1/8 us.
|
|||
if (--us == 0) |
|||
return; |
|||
|
|||
// the following loop takes a quarter of a microsecond (4 cycles)
|
|||
// per iteration, so execute it four times for each microsecond of
|
|||
// delay requested.
|
|||
us <<= 2; |
|||
|
|||
// account for the time taken in the preceeding commands.
|
|||
us -= 2; |
|||
#else |
|||
// for the 8 MHz internal clock on the ATmega168
|
|||
|
|||
// for a one- or two-microsecond delay, simply return. the overhead of
|
|||
// the function calls takes more than two microseconds. can't just
|
|||
// subtract two, since us is unsigned; we'd overflow.
|
|||
if (--us == 0) |
|||
return; |
|||
if (--us == 0) |
|||
return; |
|||
|
|||
// the following loop takes half of a microsecond (4 cycles)
|
|||
// per iteration, so execute it twice for each microsecond of
|
|||
// delay requested.
|
|||
us <<= 1; |
|||
|
|||
// partially compensate for the time taken by the preceeding commands.
|
|||
// we can't subtract any more than this or we'd overflow w/ small delays.
|
|||
us--; |
|||
#endif |
|||
|
|||
// busy wait
|
|||
__asm__ __volatile__ ( |
|||
"1: sbiw %0,1" "\n\t" // 2 cycles
|
|||
"brne 1b" : "=w" (us) : "0" (us) // 2 cycles
|
|||
); |
|||
} |
|||
|
|||
void init() |
|||
{ |
|||
// this needs to be called before setup() or some functions won't
|
|||
// work there
|
|||
sei(); |
|||
|
|||
// on the ATmega168, timer 0 is also used for fast hardware pwm
|
|||
// (using phase-correct PWM would mean that timer 0 overflowed half as often
|
|||
// resulting in different millis() behavior on the ATmega8 and ATmega168)
|
|||
#if defined(TCCR0A) && defined(WGM01) |
|||
sbi(TCCR0A, WGM01); |
|||
sbi(TCCR0A, WGM00); |
|||
#endif |
|||
|
|||
// set timer 0 prescale factor to 64
|
|||
#if defined(__AVR_ATmega128__) |
|||
// CPU specific: different values for the ATmega128
|
|||
sbi(TCCR0, CS02); |
|||
#elif defined(TCCR0) && defined(CS01) && defined(CS00) |
|||
// this combination is for the standard atmega8
|
|||
sbi(TCCR0, CS01); |
|||
sbi(TCCR0, CS00); |
|||
#elif defined(TCCR0B) && defined(CS01) && defined(CS00) |
|||
// this combination is for the standard 168/328/1280/2560
|
|||
sbi(TCCR0B, CS01); |
|||
sbi(TCCR0B, CS00); |
|||
#elif defined(TCCR0A) && defined(CS01) && defined(CS00) |
|||
// this combination is for the __AVR_ATmega645__ series
|
|||
sbi(TCCR0A, CS01); |
|||
sbi(TCCR0A, CS00); |
|||
#else |
|||
#error Timer 0 prescale factor 64 not set correctly |
|||
#endif |
|||
|
|||
// enable timer 0 overflow interrupt
|
|||
#if defined(TIMSK) && defined(TOIE0) |
|||
sbi(TIMSK, TOIE0); |
|||
#elif defined(TIMSK0) && defined(TOIE0) |
|||
sbi(TIMSK0, TOIE0); |
|||
#else |
|||
#error Timer 0 overflow interrupt not set correctly |
|||
#endif |
|||
|
|||
// timers 1 and 2 are used for phase-correct hardware pwm
|
|||
// this is better for motors as it ensures an even waveform
|
|||
// note, however, that fast pwm mode can achieve a frequency of up
|
|||
// 8 MHz (with a 16 MHz clock) at 50% duty cycle
|
|||
|
|||
TCCR1B = 0; |
|||
|
|||
// set timer 1 prescale factor to 64
|
|||
#if defined(TCCR1B) && defined(CS11) && defined(CS10) |
|||
sbi(TCCR1B, CS11); |
|||
sbi(TCCR1B, CS10); |
|||
#elif defined(TCCR1) && defined(CS11) && defined(CS10) |
|||
sbi(TCCR1, CS11); |
|||
sbi(TCCR1, CS10); |
|||
#endif |
|||
// put timer 1 in 8-bit phase correct pwm mode
|
|||
#if defined(TCCR1A) && defined(WGM10) |
|||
sbi(TCCR1A, WGM10); |
|||
#elif defined(TCCR1) |
|||
#warning this needs to be finished |
|||
#endif |
|||
|
|||
// set timer 2 prescale factor to 64
|
|||
#if defined(TCCR2) && defined(CS22) |
|||
sbi(TCCR2, CS22); |
|||
#elif defined(TCCR2B) && defined(CS22) |
|||
sbi(TCCR2B, CS22); |
|||
#else |
|||
#warning Timer 2 not finished (may not be present on this CPU) |
|||
#endif |
|||
|
|||
// configure timer 2 for phase correct pwm (8-bit)
|
|||
#if defined(TCCR2) && defined(WGM20) |
|||
sbi(TCCR2, WGM20); |
|||
#elif defined(TCCR2A) && defined(WGM20) |
|||
sbi(TCCR2A, WGM20); |
|||
#else |
|||
#warning Timer 2 not finished (may not be present on this CPU) |
|||
#endif |
|||
|
|||
#if defined(TCCR3B) && defined(CS31) && defined(WGM30) |
|||
sbi(TCCR3B, CS31); // set timer 3 prescale factor to 64
|
|||
sbi(TCCR3B, CS30); |
|||
sbi(TCCR3A, WGM30); // put timer 3 in 8-bit phase correct pwm mode
|
|||
#endif |
|||
|
|||
#if defined(TCCR4B) && defined(CS41) && defined(WGM40) |
|||
sbi(TCCR4B, CS41); // set timer 4 prescale factor to 64
|
|||
sbi(TCCR4B, CS40); |
|||
sbi(TCCR4A, WGM40); // put timer 4 in 8-bit phase correct pwm mode
|
|||
#endif |
|||
|
|||
#if defined(TCCR5B) && defined(CS51) && defined(WGM50) |
|||
sbi(TCCR5B, CS51); // set timer 5 prescale factor to 64
|
|||
sbi(TCCR5B, CS50); |
|||
sbi(TCCR5A, WGM50); // put timer 5 in 8-bit phase correct pwm mode
|
|||
#endif |
|||
|
|||
#if defined(ADCSRA) |
|||
// set a2d prescale factor to 128
|
|||
// 16 MHz / 128 = 125 KHz, inside the desired 50-200 KHz range.
|
|||
// XXX: this will not work properly for other clock speeds, and
|
|||
// this code should use F_CPU to determine the prescale factor.
|
|||
sbi(ADCSRA, ADPS2); |
|||
sbi(ADCSRA, ADPS1); |
|||
sbi(ADCSRA, ADPS0); |
|||
|
|||
// enable a2d conversions
|
|||
sbi(ADCSRA, ADEN); |
|||
#endif |
|||
|
|||
// the bootloader connects pins 0 and 1 to the USART; disconnect them
|
|||
// here so they can be used as normal digital i/o; they will be
|
|||
// reconnected in Serial.begin()
|
|||
#if defined(UCSRB) |
|||
UCSRB = 0; |
|||
#elif defined(UCSR0B) |
|||
UCSR0B = 0; |
|||
#endif |
|||
} |
|||
@ -0,0 +1,136 @@ |
|||
/*
|
|||
wiring.h - Partial implementation of the Wiring API for the ATmega8. |
|||
Part of Arduino - http://www.arduino.cc/
|
|||
|
|||
Copyright (c) 2005-2006 David A. Mellis |
|||
|
|||
This library is free software; you can redistribute it and/or |
|||
modify it under the terms of the GNU Lesser General Public |
|||
License as published by the Free Software Foundation; either |
|||
version 2.1 of the License, or (at your option) any later version. |
|||
|
|||
This library is distributed in the hope that it will be useful, |
|||
but WITHOUT ANY WARRANTY; without even the implied warranty of |
|||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|||
Lesser General Public License for more details. |
|||
|
|||
You should have received a copy of the GNU Lesser General |
|||
Public License along with this library; if not, write to the |
|||
Free Software Foundation, Inc., 59 Temple Place, Suite 330, |
|||
Boston, MA 02111-1307 USA |
|||
|
|||
$Id$ |
|||
*/ |
|||
|
|||
#ifndef Wiring_h |
|||
#define Wiring_h |
|||
|
|||
#include <math.h> |
|||
#include <avr/io.h> |
|||
#include <stdlib.h> |
|||
#include "binary.h" |
|||
|
|||
#ifdef __cplusplus |
|||
extern "C"{ |
|||
#endif |
|||
|
|||
#define HIGH 0x1 |
|||
#define LOW 0x0 |
|||
|
|||
#define INPUT 0x0 |
|||
#define OUTPUT 0x1 |
|||
|
|||
#define true 0x1 |
|||
#define false 0x0 |
|||
|
|||
#define PI 3.1415926535897932384626433832795 |
|||
#define HALF_PI 1.5707963267948966192313216916398 |
|||
#define TWO_PI 6.283185307179586476925286766559 |
|||
#define DEG_TO_RAD 0.017453292519943295769236907684886 |
|||
#define RAD_TO_DEG 57.295779513082320876798154814105 |
|||
|
|||
#define SERIAL 0x0 |
|||
#define DISPLAY 0x1 |
|||
|
|||
#define LSBFIRST 0 |
|||
#define MSBFIRST 1 |
|||
|
|||
#define CHANGE 1 |
|||
#define FALLING 2 |
|||
#define RISING 3 |
|||
|
|||
#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__) |
|||
#define INTERNAL1V1 2 |
|||
#define INTERNAL2V56 3 |
|||
#else |
|||
#define INTERNAL 3 |
|||
#endif |
|||
#define DEFAULT 1 |
|||
#define EXTERNAL 0 |
|||
|
|||
// undefine stdlib's abs if encountered
|
|||
#ifdef abs |
|||
#undef abs |
|||
#endif |
|||
|
|||
#define min(a,b) ((a)<(b)?(a):(b)) |
|||
#define max(a,b) ((a)>(b)?(a):(b)) |
|||
#define abs(x) ((x)>0?(x):-(x)) |
|||
#define constrain(amt,low,high) ((amt)<(low)?(low):((amt)>(high)?(high):(amt))) |
|||
#define round(x) ((x)>=0?(long)((x)+0.5):(long)((x)-0.5)) |
|||
#define radians(deg) ((deg)*DEG_TO_RAD) |
|||
#define degrees(rad) ((rad)*RAD_TO_DEG) |
|||
#define sq(x) ((x)*(x)) |
|||
|
|||
#define interrupts() sei() |
|||
#define noInterrupts() cli() |
|||
|
|||
#define clockCyclesPerMicrosecond() ( F_CPU / 1000000L ) |
|||
#define clockCyclesToMicroseconds(a) ( ((a) * 1000L) / (F_CPU / 1000L) ) |
|||
#define microsecondsToClockCycles(a) ( ((a) * (F_CPU / 1000L)) / 1000L ) |
|||
|
|||
#define lowByte(w) ((uint8_t) ((w) & 0xff)) |
|||
#define highByte(w) ((uint8_t) ((w) >> 8)) |
|||
|
|||
#define bitRead(value, bit) (((value) >> (bit)) & 0x01) |
|||
#define bitSet(value, bit) ((value) |= (1UL << (bit))) |
|||
#define bitClear(value, bit) ((value) &= ~(1UL << (bit))) |
|||
#define bitWrite(value, bit, bitvalue) (bitvalue ? bitSet(value, bit) : bitClear(value, bit)) |
|||
|
|||
|
|||
typedef unsigned int word; |
|||
|
|||
#define bit(b) (1UL << (b)) |
|||
|
|||
typedef uint8_t boolean; |
|||
typedef uint8_t byte; |
|||
|
|||
void init(void); |
|||
|
|||
void pinMode(uint8_t, uint8_t); |
|||
void digitalWrite(uint8_t, uint8_t); |
|||
int digitalRead(uint8_t); |
|||
int analogRead(uint8_t); |
|||
void analogReference(uint8_t mode); |
|||
void analogWrite(uint8_t, int); |
|||
|
|||
unsigned long millis(void); |
|||
unsigned long micros(void); |
|||
void delay(unsigned long); |
|||
void delayMicroseconds(unsigned int us); |
|||
unsigned long pulseIn(uint8_t pin, uint8_t state, unsigned long timeout); |
|||
|
|||
void shiftOut(uint8_t dataPin, uint8_t clockPin, uint8_t bitOrder, uint8_t val); |
|||
uint8_t shiftIn(uint8_t dataPin, uint8_t clockPin, uint8_t bitOrder); |
|||
|
|||
void attachInterrupt(uint8_t, void (*)(void), int mode); |
|||
void detachInterrupt(uint8_t); |
|||
|
|||
void setup(void); |
|||
void loop(void); |
|||
|
|||
#ifdef __cplusplus |
|||
} // extern "C"
|
|||
#endif |
|||
|
|||
#endif |
|||
@ -0,0 +1,259 @@ |
|||
/*
|
|||
wiring_analog.c - analog input and output |
|||
Part of Arduino - http://www.arduino.cc/
|
|||
|
|||
Copyright (c) 2005-2006 David A. Mellis |
|||
|
|||
This library is free software; you can redistribute it and/or |
|||
modify it under the terms of the GNU Lesser General Public |
|||
License as published by the Free Software Foundation; either |
|||
version 2.1 of the License, or (at your option) any later version. |
|||
|
|||
This library is distributed in the hope that it will be useful, |
|||
but WITHOUT ANY WARRANTY; without even the implied warranty of |
|||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|||
Lesser General Public License for more details. |
|||
|
|||
You should have received a copy of the GNU Lesser General |
|||
Public License along with this library; if not, write to the |
|||
Free Software Foundation, Inc., 59 Temple Place, Suite 330, |
|||
Boston, MA 02111-1307 USA |
|||
|
|||
Modified 28 September 2010 by Mark Sproul |
|||
|
|||
$Id: wiring.c 248 2007-02-03 15:36:30Z mellis $ |
|||
*/ |
|||
|
|||
#include "wiring_private.h" |
|||
#include "pins_arduino.h" |
|||
|
|||
uint8_t analog_reference = DEFAULT; |
|||
|
|||
void analogReference(uint8_t mode) |
|||
{ |
|||
// can't actually set the register here because the default setting
|
|||
// will connect AVCC and the AREF pin, which would cause a short if
|
|||
// there's something connected to AREF.
|
|||
analog_reference = mode; |
|||
} |
|||
|
|||
int analogRead(uint8_t pin) |
|||
{ |
|||
uint8_t low, high; |
|||
|
|||
#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__) |
|||
if (pin >= 54) pin -= 54; // allow for channel or pin numbers
|
|||
#else |
|||
if (pin >= 14) pin -= 14; // allow for channel or pin numbers
|
|||
#endif |
|||
|
|||
#if defined(ADCSRB) && defined(MUX5) |
|||
// the MUX5 bit of ADCSRB selects whether we're reading from channels
|
|||
// 0 to 7 (MUX5 low) or 8 to 15 (MUX5 high).
|
|||
ADCSRB = (ADCSRB & ~(1 << MUX5)) | (((pin >> 3) & 0x01) << MUX5); |
|||
#endif |
|||
|
|||
// set the analog reference (high two bits of ADMUX) and select the
|
|||
// channel (low 4 bits). this also sets ADLAR (left-adjust result)
|
|||
// to 0 (the default).
|
|||
#if defined(ADMUX) |
|||
ADMUX = (analog_reference << 6) | (pin & 0x07); |
|||
#endif |
|||
|
|||
// without a delay, we seem to read from the wrong channel
|
|||
//delay(1);
|
|||
|
|||
#if defined(ADCSRA) && defined(ADCL) |
|||
// start the conversion
|
|||
sbi(ADCSRA, ADSC); |
|||
|
|||
// ADSC is cleared when the conversion finishes
|
|||
while (bit_is_set(ADCSRA, ADSC)); |
|||
|
|||
// we have to read ADCL first; doing so locks both ADCL
|
|||
// and ADCH until ADCH is read. reading ADCL second would
|
|||
// cause the results of each conversion to be discarded,
|
|||
// as ADCL and ADCH would be locked when it completed.
|
|||
low = ADCL; |
|||
high = ADCH; |
|||
#else |
|||
// we dont have an ADC, return 0
|
|||
low = 0; |
|||
high = 0; |
|||
#endif |
|||
|
|||
// combine the two bytes
|
|||
return (high << 8) | low; |
|||
} |
|||
|
|||
// Right now, PWM output only works on the pins with
|
|||
// hardware support. These are defined in the appropriate
|
|||
// pins_*.c file. For the rest of the pins, we default
|
|||
// to digital output.
|
|||
void analogWrite(uint8_t pin, int val) |
|||
{ |
|||
// We need to make sure the PWM output is enabled for those pins
|
|||
// that support it, as we turn it off when digitally reading or
|
|||
// writing with them. Also, make sure the pin is in output mode
|
|||
// for consistenty with Wiring, which doesn't require a pinMode
|
|||
// call for the analog output pins.
|
|||
pinMode(pin, OUTPUT); |
|||
if (val == 0) |
|||
{ |
|||
digitalWrite(pin, LOW); |
|||
} |
|||
else if (val == 255) |
|||
{ |
|||
digitalWrite(pin, HIGH); |
|||
} |
|||
else |
|||
{ |
|||
switch(digitalPinToTimer(pin)) |
|||
{ |
|||
// XXX fix needed for atmega8
|
|||
#if defined(TCCR0) && defined(COM00) && !defined(__AVR_ATmega8__) |
|||
case TIMER0A: |
|||
// connect pwm to pin on timer 0
|
|||
sbi(TCCR0, COM00); |
|||
OCR0 = val; // set pwm duty
|
|||
break; |
|||
#endif |
|||
|
|||
#if defined(TCCR0A) && defined(COM0A1) |
|||
case TIMER0A: |
|||
// connect pwm to pin on timer 0, channel A
|
|||
sbi(TCCR0A, COM0A1); |
|||
OCR0A = val; // set pwm duty
|
|||
break; |
|||
#endif |
|||
|
|||
#if defined(TCCR0A) && defined(COM0B1) |
|||
case TIMER0B: |
|||
// connect pwm to pin on timer 0, channel B
|
|||
sbi(TCCR0A, COM0B1); |
|||
OCR0B = val; // set pwm duty
|
|||
break; |
|||
#endif |
|||
|
|||
#if defined(TCCR1A) && defined(COM1A1) |
|||
case TIMER1A: |
|||
// connect pwm to pin on timer 1, channel A
|
|||
sbi(TCCR1A, COM1A1); |
|||
OCR1A = val; // set pwm duty
|
|||
break; |
|||
#endif |
|||
|
|||
#if defined(TCCR1A) && defined(COM1B1) |
|||
case TIMER1B: |
|||
// connect pwm to pin on timer 1, channel B
|
|||
sbi(TCCR1A, COM1B1); |
|||
OCR1B = val; // set pwm duty
|
|||
break; |
|||
#endif |
|||
|
|||
#if defined(TCCR2) && defined(COM21) |
|||
case TIMER2: |
|||
// connect pwm to pin on timer 2
|
|||
sbi(TCCR2, COM21); |
|||
OCR2 = val; // set pwm duty
|
|||
break; |
|||
#endif |
|||
|
|||
#if defined(TCCR2A) && defined(COM2A1) |
|||
case TIMER2A: |
|||
// connect pwm to pin on timer 2, channel A
|
|||
sbi(TCCR2A, COM2A1); |
|||
OCR2A = val; // set pwm duty
|
|||
break; |
|||
#endif |
|||
|
|||
#if defined(TCCR2A) && defined(COM2B1) |
|||
case TIMER2B: |
|||
// connect pwm to pin on timer 2, channel B
|
|||
sbi(TCCR2A, COM2B1); |
|||
OCR2B = val; // set pwm duty
|
|||
break; |
|||
#endif |
|||
|
|||
#if defined(TCCR3A) && defined(COM3A1) |
|||
case TIMER3A: |
|||
// connect pwm to pin on timer 3, channel A
|
|||
sbi(TCCR3A, COM3A1); |
|||
OCR3A = val; // set pwm duty
|
|||
break; |
|||
#endif |
|||
|
|||
#if defined(TCCR3A) && defined(COM3B1) |
|||
case TIMER3B: |
|||
// connect pwm to pin on timer 3, channel B
|
|||
sbi(TCCR3A, COM3B1); |
|||
OCR3B = val; // set pwm duty
|
|||
break; |
|||
#endif |
|||
|
|||
#if defined(TCCR3A) && defined(COM3C1) |
|||
case TIMER3C: |
|||
// connect pwm to pin on timer 3, channel C
|
|||
sbi(TCCR3A, COM3C1); |
|||
OCR3C = val; // set pwm duty
|
|||
break; |
|||
#endif |
|||
|
|||
#if defined(TCCR4A) && defined(COM4A1) |
|||
case TIMER4A: |
|||
// connect pwm to pin on timer 4, channel A
|
|||
sbi(TCCR4A, COM4A1); |
|||
OCR4A = val; // set pwm duty
|
|||
break; |
|||
#endif |
|||
|
|||
#if defined(TCCR4A) && defined(COM4B1) |
|||
case TIMER4B: |
|||
// connect pwm to pin on timer 4, channel B
|
|||
sbi(TCCR4A, COM4B1); |
|||
OCR4B = val; // set pwm duty
|
|||
break; |
|||
#endif |
|||
|
|||
#if defined(TCCR4A) && defined(COM4C1) |
|||
case TIMER4C: |
|||
// connect pwm to pin on timer 4, channel C
|
|||
sbi(TCCR4A, COM4C1); |
|||
OCR4C = val; // set pwm duty
|
|||
break; |
|||
#endif |
|||
|
|||
#if defined(TCCR5A) && defined(COM5A1) |
|||
case TIMER5A: |
|||
// connect pwm to pin on timer 5, channel A
|
|||
sbi(TCCR5A, COM5A1); |
|||
OCR5A = val; // set pwm duty
|
|||
break; |
|||
#endif |
|||
|
|||
#if defined(TCCR5A) && defined(COM5B1) |
|||
case TIMER5B: |
|||
// connect pwm to pin on timer 5, channel B
|
|||
sbi(TCCR5A, COM5B1); |
|||
OCR5B = val; // set pwm duty
|
|||
break; |
|||
#endif |
|||
|
|||
#if defined(TCCR5A) && defined(COM5C1) |
|||
case TIMER5C: |
|||
// connect pwm to pin on timer 5, channel C
|
|||
sbi(TCCR5A, COM5C1); |
|||
OCR5C = val; // set pwm duty
|
|||
break; |
|||
#endif |
|||
|
|||
case NOT_ON_TIMER: |
|||
default: |
|||
if (val < 128) { |
|||
digitalWrite(pin, LOW); |
|||
} else { |
|||
digitalWrite(pin, HIGH); |
|||
} |
|||
} |
|||
} |
|||
} |
|||
@ -0,0 +1,166 @@ |
|||
/*
|
|||
wiring_digital.c - digital input and output functions |
|||
Part of Arduino - http://www.arduino.cc/
|
|||
|
|||
Copyright (c) 2005-2006 David A. Mellis |
|||
|
|||
This library is free software; you can redistribute it and/or |
|||
modify it under the terms of the GNU Lesser General Public |
|||
License as published by the Free Software Foundation; either |
|||
version 2.1 of the License, or (at your option) any later version. |
|||
|
|||
This library is distributed in the hope that it will be useful, |
|||
but WITHOUT ANY WARRANTY; without even the implied warranty of |
|||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|||
Lesser General Public License for more details. |
|||
|
|||
You should have received a copy of the GNU Lesser General |
|||
Public License along with this library; if not, write to the |
|||
Free Software Foundation, Inc., 59 Temple Place, Suite 330, |
|||
Boston, MA 02111-1307 USA |
|||
|
|||
Modified 28 September 2010 by Mark Sproul |
|||
|
|||
$Id: wiring.c 248 2007-02-03 15:36:30Z mellis $ |
|||
*/ |
|||
|
|||
#include "wiring_private.h" |
|||
#include "pins_arduino.h" |
|||
|
|||
void pinMode(uint8_t pin, uint8_t mode) |
|||
{ |
|||
uint8_t bit = digitalPinToBitMask(pin); |
|||
uint8_t port = digitalPinToPort(pin); |
|||
volatile uint8_t *reg; |
|||
|
|||
if (port == NOT_A_PIN) return; |
|||
|
|||
// JWS: can I let the optimizer do this?
|
|||
reg = portModeRegister(port); |
|||
|
|||
if (mode == INPUT) { |
|||
uint8_t oldSREG = SREG; |
|||
cli(); |
|||
*reg &= ~bit; |
|||
SREG = oldSREG; |
|||
} else { |
|||
uint8_t oldSREG = SREG; |
|||
cli(); |
|||
*reg |= bit; |
|||
SREG = oldSREG; |
|||
} |
|||
} |
|||
|
|||
// Forcing this inline keeps the callers from having to push their own stuff
|
|||
// on the stack. It is a good performance win and only takes 1 more byte per
|
|||
// user than calling. (It will take more bytes on the 168.)
|
|||
//
|
|||
// But shouldn't this be moved into pinMode? Seems silly to check and do on
|
|||
// each digitalread or write.
|
|||
//
|
|||
// Mark Sproul:
|
|||
// - Removed inline. Save 170 bytes on atmega1280
|
|||
// - changed to a switch statment; added 32 bytes but much easier to read and maintain.
|
|||
// - Added more #ifdefs, now compiles for atmega645
|
|||
//
|
|||
//static inline void turnOffPWM(uint8_t timer) __attribute__ ((always_inline));
|
|||
//static inline void turnOffPWM(uint8_t timer)
|
|||
static void turnOffPWM(uint8_t timer) |
|||
{ |
|||
switch (timer) |
|||
{ |
|||
#if defined(TCCR1A) && defined(COM1A1) |
|||
case TIMER1A: cbi(TCCR1A, COM1A1); break; |
|||
#endif |
|||
#if defined(TCCR1A) && defined(COM1B1) |
|||
case TIMER1B: cbi(TCCR1A, COM1B1); break; |
|||
#endif |
|||
|
|||
#if defined(TCCR2) && defined(COM21) |
|||
case TIMER2: cbi(TCCR2, COM21); break; |
|||
#endif |
|||
|
|||
#if defined(TCCR0A) && defined(COM0A1) |
|||
case TIMER0A: cbi(TCCR0A, COM0A1); break; |
|||
#endif |
|||
|
|||
#if defined(TIMER0B) && defined(COM0B1) |
|||
case TIMER0B: cbi(TCCR0A, COM0B1); break; |
|||
#endif |
|||
#if defined(TCCR2A) && defined(COM2A1) |
|||
case TIMER2A: cbi(TCCR2A, COM2A1); break; |
|||
#endif |
|||
#if defined(TCCR2A) && defined(COM2B1) |
|||
case TIMER2B: cbi(TCCR2A, COM2B1); break; |
|||
#endif |
|||
|
|||
#if defined(TCCR3A) && defined(COM3A1) |
|||
case TIMER3A: cbi(TCCR3A, COM3A1); break; |
|||
#endif |
|||
#if defined(TCCR3A) && defined(COM3B1) |
|||
case TIMER3B: cbi(TCCR3A, COM3B1); break; |
|||
#endif |
|||
#if defined(TCCR3A) && defined(COM3C1) |
|||
case TIMER3C: cbi(TCCR3A, COM3C1); break; |
|||
#endif |
|||
|
|||
#if defined(TCCR4A) && defined(COM4A1) |
|||
case TIMER4A: cbi(TCCR4A, COM4A1); break; |
|||
#endif |
|||
#if defined(TCCR4A) && defined(COM4B1) |
|||
case TIMER4B: cbi(TCCR4A, COM4B1); break; |
|||
#endif |
|||
#if defined(TCCR4A) && defined(COM4C1) |
|||
case TIMER4C: cbi(TCCR4A, COM4C1); break; |
|||
#endif |
|||
#if defined(TCCR5A) |
|||
case TIMER5A: cbi(TCCR5A, COM5A1); break; |
|||
case TIMER5B: cbi(TCCR5A, COM5B1); break; |
|||
case TIMER5C: cbi(TCCR5A, COM5C1); break; |
|||
#endif |
|||
} |
|||
} |
|||
|
|||
void digitalWrite(uint8_t pin, uint8_t val) |
|||
{ |
|||
uint8_t timer = digitalPinToTimer(pin); |
|||
uint8_t bit = digitalPinToBitMask(pin); |
|||
uint8_t port = digitalPinToPort(pin); |
|||
volatile uint8_t *out; |
|||
|
|||
if (port == NOT_A_PIN) return; |
|||
|
|||
// If the pin that support PWM output, we need to turn it off
|
|||
// before doing a digital write.
|
|||
if (timer != NOT_ON_TIMER) turnOffPWM(timer); |
|||
|
|||
out = portOutputRegister(port); |
|||
|
|||
if (val == LOW) { |
|||
uint8_t oldSREG = SREG; |
|||
cli(); |
|||
*out &= ~bit; |
|||
SREG = oldSREG; |
|||
} else { |
|||
uint8_t oldSREG = SREG; |
|||
cli(); |
|||
*out |= bit; |
|||
SREG = oldSREG; |
|||
} |
|||
} |
|||
|
|||
int digitalRead(uint8_t pin) |
|||
{ |
|||
uint8_t timer = digitalPinToTimer(pin); |
|||
uint8_t bit = digitalPinToBitMask(pin); |
|||
uint8_t port = digitalPinToPort(pin); |
|||
|
|||
if (port == NOT_A_PIN) return LOW; |
|||
|
|||
// If the pin that support PWM output, we need to turn it off
|
|||
// before getting a digital reading.
|
|||
if (timer != NOT_ON_TIMER) turnOffPWM(timer); |
|||
|
|||
if (*portInputRegister(port) & bit) return HIGH; |
|||
return LOW; |
|||
} |
|||
@ -0,0 +1,68 @@ |
|||
/*
|
|||
wiring_private.h - Internal header file. |
|||
Part of Arduino - http://www.arduino.cc/
|
|||
|
|||
Copyright (c) 2005-2006 David A. Mellis |
|||
|
|||
This library is free software; you can redistribute it and/or |
|||
modify it under the terms of the GNU Lesser General Public |
|||
License as published by the Free Software Foundation; either |
|||
version 2.1 of the License, or (at your option) any later version. |
|||
|
|||
This library is distributed in the hope that it will be useful, |
|||
but WITHOUT ANY WARRANTY; without even the implied warranty of |
|||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|||
Lesser General Public License for more details. |
|||
|
|||
You should have received a copy of the GNU Lesser General |
|||
Public License along with this library; if not, write to the |
|||
Free Software Foundation, Inc., 59 Temple Place, Suite 330, |
|||
Boston, MA 02111-1307 USA |
|||
|
|||
$Id: wiring.h 239 2007-01-12 17:58:39Z mellis $ |
|||
*/ |
|||
|
|||
#ifndef WiringPrivate_h |
|||
#define WiringPrivate_h |
|||
#include <math.h> |
|||
#include <avr/io.h> |
|||
#include <avr/interrupt.h> |
|||
#include <util/delay.h> |
|||
#include <stdio.h> |
|||
#include <stdarg.h> |
|||
|
|||
#include "wiring.h" |
|||
|
|||
#ifdef __cplusplus |
|||
extern "C"{ |
|||
#endif |
|||
|
|||
#ifndef cbi |
|||
#define cbi(sfr, bit) (_SFR_BYTE(sfr) &= ~_BV(bit)) |
|||
#endif |
|||
#ifndef sbi |
|||
#define sbi(sfr, bit) (_SFR_BYTE(sfr) |= _BV(bit)) |
|||
#endif |
|||
|
|||
#define EXTERNAL_INT_0 0 |
|||
#define EXTERNAL_INT_1 1 |
|||
#define EXTERNAL_INT_2 2 |
|||
#define EXTERNAL_INT_3 3 |
|||
#define EXTERNAL_INT_4 4 |
|||
#define EXTERNAL_INT_5 5 |
|||
#define EXTERNAL_INT_6 6 |
|||
#define EXTERNAL_INT_7 7 |
|||
|
|||
#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__) |
|||
#define EXTERNAL_NUM_INTERRUPTS 8 |
|||
#else |
|||
#define EXTERNAL_NUM_INTERRUPTS 2 |
|||
#endif |
|||
|
|||
typedef void (*voidFuncPtr)(void); |
|||
|
|||
#ifdef __cplusplus |
|||
} // extern "C"
|
|||
#endif |
|||
|
|||
#endif |
|||
@ -0,0 +1,69 @@ |
|||
/*
|
|||
wiring_pulse.c - pulseIn() function |
|||
Part of Arduino - http://www.arduino.cc/
|
|||
|
|||
Copyright (c) 2005-2006 David A. Mellis |
|||
|
|||
This library is free software; you can redistribute it and/or |
|||
modify it under the terms of the GNU Lesser General Public |
|||
License as published by the Free Software Foundation; either |
|||
version 2.1 of the License, or (at your option) any later version. |
|||
|
|||
This library is distributed in the hope that it will be useful, |
|||
but WITHOUT ANY WARRANTY; without even the implied warranty of |
|||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|||
Lesser General Public License for more details. |
|||
|
|||
You should have received a copy of the GNU Lesser General |
|||
Public License along with this library; if not, write to the |
|||
Free Software Foundation, Inc., 59 Temple Place, Suite 330, |
|||
Boston, MA 02111-1307 USA |
|||
|
|||
$Id: wiring.c 248 2007-02-03 15:36:30Z mellis $ |
|||
*/ |
|||
|
|||
#include "wiring_private.h" |
|||
#include "pins_arduino.h" |
|||
|
|||
/* Measures the length (in microseconds) of a pulse on the pin; state is HIGH
|
|||
* or LOW, the type of pulse to measure. Works on pulses from 2-3 microseconds |
|||
* to 3 minutes in length, but must be called at least a few dozen microseconds |
|||
* before the start of the pulse. */ |
|||
unsigned long pulseIn(uint8_t pin, uint8_t state, unsigned long timeout) |
|||
{ |
|||
// cache the port and bit of the pin in order to speed up the
|
|||
// pulse width measuring loop and achieve finer resolution. calling
|
|||
// digitalRead() instead yields much coarser resolution.
|
|||
uint8_t bit = digitalPinToBitMask(pin); |
|||
uint8_t port = digitalPinToPort(pin); |
|||
uint8_t stateMask = (state ? bit : 0); |
|||
unsigned long width = 0; // keep initialization out of time critical area
|
|||
|
|||
// convert the timeout from microseconds to a number of times through
|
|||
// the initial loop; it takes 16 clock cycles per iteration.
|
|||
unsigned long numloops = 0; |
|||
unsigned long maxloops = microsecondsToClockCycles(timeout) / 16; |
|||
|
|||
// wait for any previous pulse to end
|
|||
while ((*portInputRegister(port) & bit) == stateMask) |
|||
if (numloops++ == maxloops) |
|||
return 0; |
|||
|
|||
// wait for the pulse to start
|
|||
while ((*portInputRegister(port) & bit) != stateMask) |
|||
if (numloops++ == maxloops) |
|||
return 0; |
|||
|
|||
// wait for the pulse to stop
|
|||
while ((*portInputRegister(port) & bit) == stateMask) { |
|||
if (numloops++ == maxloops) |
|||
return 0; |
|||
width++; |
|||
} |
|||
|
|||
// convert the reading to microseconds. The loop has been determined
|
|||
// to be 20 clock cycles long and have about 16 clocks between the edge
|
|||
// and the start of the loop. There will be some error introduced by
|
|||
// the interrupt handlers.
|
|||
return clockCyclesToMicroseconds(width * 21 + 16); |
|||
} |
|||
@ -0,0 +1,55 @@ |
|||
/*
|
|||
wiring_shift.c - shiftOut() function |
|||
Part of Arduino - http://www.arduino.cc/
|
|||
|
|||
Copyright (c) 2005-2006 David A. Mellis |
|||
|
|||
This library is free software; you can redistribute it and/or |
|||
modify it under the terms of the GNU Lesser General Public |
|||
License as published by the Free Software Foundation; either |
|||
version 2.1 of the License, or (at your option) any later version. |
|||
|
|||
This library is distributed in the hope that it will be useful, |
|||
but WITHOUT ANY WARRANTY; without even the implied warranty of |
|||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|||
Lesser General Public License for more details. |
|||
|
|||
You should have received a copy of the GNU Lesser General |
|||
Public License along with this library; if not, write to the |
|||
Free Software Foundation, Inc., 59 Temple Place, Suite 330, |
|||
Boston, MA 02111-1307 USA |
|||
|
|||
$Id: wiring.c 248 2007-02-03 15:36:30Z mellis $ |
|||
*/ |
|||
|
|||
#include "wiring_private.h" |
|||
|
|||
uint8_t shiftIn(uint8_t dataPin, uint8_t clockPin, uint8_t bitOrder) { |
|||
uint8_t value = 0; |
|||
uint8_t i; |
|||
|
|||
for (i = 0; i < 8; ++i) { |
|||
digitalWrite(clockPin, HIGH); |
|||
if (bitOrder == LSBFIRST) |
|||
value |= digitalRead(dataPin) << i; |
|||
else |
|||
value |= digitalRead(dataPin) << (7 - i); |
|||
digitalWrite(clockPin, LOW); |
|||
} |
|||
return value; |
|||
} |
|||
|
|||
void shiftOut(uint8_t dataPin, uint8_t clockPin, uint8_t bitOrder, uint8_t val) |
|||
{ |
|||
uint8_t i; |
|||
|
|||
for (i = 0; i < 8; i++) { |
|||
if (bitOrder == LSBFIRST) |
|||
digitalWrite(dataPin, !!(val & (1 << i))); |
|||
else |
|||
digitalWrite(dataPin, !!(val & (1 << (7 - i)))); |
|||
|
|||
digitalWrite(clockPin, HIGH); |
|||
digitalWrite(clockPin, LOW); |
|||
} |
|||
} |
|||
Loading…
Reference in new issue