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293 lines
12 KiB
293 lines
12 KiB
/**
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* Marlin 3D Printer Firmware
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* Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
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*
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* Based on Sprinter and grbl.
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* Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 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 be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef _PINMAPPING_H_
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#define _PINMAPPING_H_
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#include "../../inc/MarlinConfigPre.h"
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#include <stdint.h>
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typedef int16_t pin_t;
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#define PORT_0 000
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#define PORT_1 001
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#define PORT_2 010
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#define PORT_3 011
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#define PORT_4 100
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#define PORT_(p) PORT_##p
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#define PORT(p) PORT_(p)
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#define PIN_0 00000
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#define PIN_1 00001
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#define PIN_2 00010
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#define PIN_3 00011
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#define PIN_4 00100
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#define PIN_5 00101
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#define PIN_6 00110
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#define PIN_7 00111
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#define PIN_8 01000
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#define PIN_9 01001
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#define PIN_10 01010
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#define PIN_11 01011
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#define PIN_12 01100
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#define PIN_13 01101
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#define PIN_14 01110
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#define PIN_15 01111
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#define PIN_16 10000
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#define PIN_17 10001
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#define PIN_18 10010
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#define PIN_19 10011
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#define PIN_20 10100
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#define PIN_21 10101
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#define PIN_22 10110
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#define PIN_23 10111
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#define PIN_24 11000
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#define PIN_25 11001
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#define PIN_26 11010
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#define PIN_27 11011
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#define PIN_28 11100
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#define PIN_29 11101
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#define PIN_30 11110
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#define PIN_31 11111
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#define PIN_(p) PIN_##p
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#define PIN(p) PIN_(p)
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#define ADC_NONE 0000
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#define ADC_CHAN_0 0001
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#define ADC_CHAN_1 0010
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#define ADC_CHAN_2 0011
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#define ADC_CHAN_3 0100
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#define ADC_CHAN_4 0101
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#define ADC_CHAN_5 0110
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#define ADC_CHAN_6 0111
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#define ADC_CHAN_7 1000
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#define ADC_CHAN_(c) ADC_CHAN_##c
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#define ADC_CHAN(p) ADC_CHAN_(p)
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#define BOOL_0 0
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#define BOOL_1 1
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#define BOOL_(b) BOOL_##b
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#define INTERRUPT(b) BOOL_(b)
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#define PWM(b) BOOL_(b)
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// Combine elements into pin bits: 0b00AAAAWIPPPNNNNN
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#define LPC1768_PIN_(port, pin, int, pwm, adc) 0b00##adc##pwm##int##port##pin
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#define LPC1768_PIN(port, pin, int, pwm, adc) LPC1768_PIN_(port, pin, int, pwm, adc)
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constexpr uint8_t LPC1768_PIN_PORT(const pin_t pin) { return ((uint8_t)((pin >> 5) & 0b111)); }
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constexpr uint8_t LPC1768_PIN_PIN(const pin_t pin) { return ((uint8_t)(pin & 0b11111)); }
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constexpr bool LPC1768_PIN_INTERRUPT(const pin_t pin) { return (((pin >> 8) & 0b1) != 0); }
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constexpr bool LPC1768_PIN_PWM(const pin_t pin) { return (((pin >> 9) & 0b1) != 0); }
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constexpr int8_t LPC1768_PIN_ADC(const pin_t pin) { return (int8_t)((pin >> 10) & 0b1111) - 1; }
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// ******************
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// Runtime pinmapping
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// ******************
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#define P_NC -1
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#if SERIAL_PORT != 3 && SERIAL_PORT_2 != 3
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#define P0_00 LPC1768_PIN(PORT(0), PIN( 0), INTERRUPT(1), PWM(0), ADC_NONE)
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#define P0_01 LPC1768_PIN(PORT(0), PIN( 1), INTERRUPT(1), PWM(0), ADC_NONE)
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#endif
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#if SERIAL_PORT != 0 && SERIAL_PORT_2 != 0
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#define P0_02 LPC1768_PIN(PORT(0), PIN( 2), INTERRUPT(1), PWM(0), ADC_CHAN(7))
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#define P0_03 LPC1768_PIN(PORT(0), PIN( 3), INTERRUPT(1), PWM(0), ADC_CHAN(6))
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#endif
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#define P0_04 LPC1768_PIN(PORT(0), PIN( 4), INTERRUPT(1), PWM(0), ADC_NONE)
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#define P0_05 LPC1768_PIN(PORT(0), PIN( 5), INTERRUPT(1), PWM(0), ADC_NONE)
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#define P0_06 LPC1768_PIN(PORT(0), PIN( 6), INTERRUPT(1), PWM(0), ADC_NONE)
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#define P0_07 LPC1768_PIN(PORT(0), PIN( 7), INTERRUPT(1), PWM(0), ADC_NONE)
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#define P0_08 LPC1768_PIN(PORT(0), PIN( 8), INTERRUPT(1), PWM(0), ADC_NONE)
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#define P0_09 LPC1768_PIN(PORT(0), PIN( 9), INTERRUPT(1), PWM(0), ADC_NONE)
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#if SERIAL_PORT != 2 && SERIAL_PORT_2 != 2
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#define P0_10 LPC1768_PIN(PORT(0), PIN(10), INTERRUPT(1), PWM(0), ADC_NONE)
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#define P0_11 LPC1768_PIN(PORT(0), PIN(11), INTERRUPT(1), PWM(0), ADC_NONE)
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#endif
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#if SERIAL_PORT != 1 && SERIAL_PORT_2 != 1
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#define P0_15 LPC1768_PIN(PORT(0), PIN(15), INTERRUPT(1), PWM(0), ADC_NONE)
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#define P0_16 LPC1768_PIN(PORT(0), PIN(16), INTERRUPT(1), PWM(0), ADC_NONE)
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#endif
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#define P0_17 LPC1768_PIN(PORT(0), PIN(17), INTERRUPT(1), PWM(0), ADC_NONE)
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#define P0_18 LPC1768_PIN(PORT(0), PIN(18), INTERRUPT(1), PWM(0), ADC_NONE)
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#define P0_19 LPC1768_PIN(PORT(0), PIN(19), INTERRUPT(1), PWM(0), ADC_NONE)
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#define P0_20 LPC1768_PIN(PORT(0), PIN(20), INTERRUPT(1), PWM(0), ADC_NONE)
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#define P0_21 LPC1768_PIN(PORT(0), PIN(21), INTERRUPT(1), PWM(0), ADC_NONE)
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#define P0_22 LPC1768_PIN(PORT(0), PIN(22), INTERRUPT(1), PWM(0), ADC_NONE)
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#define P0_23 LPC1768_PIN(PORT(0), PIN(23), INTERRUPT(1), PWM(0), ADC_CHAN(0))
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#define P0_24 LPC1768_PIN(PORT(0), PIN(24), INTERRUPT(1), PWM(0), ADC_CHAN(1))
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#define P0_25 LPC1768_PIN(PORT(0), PIN(25), INTERRUPT(1), PWM(0), ADC_CHAN(2))
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#define P0_26 LPC1768_PIN(PORT(0), PIN(26), INTERRUPT(1), PWM(0), ADC_CHAN(3))
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#define P0_27 LPC1768_PIN(PORT(0), PIN(27), INTERRUPT(1), PWM(0), ADC_NONE)
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#define P0_28 LPC1768_PIN(PORT(0), PIN(28), INTERRUPT(1), PWM(0), ADC_NONE)
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#if SERIAL_PORT != -1 && SERIAL_PORT_2 != -1
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#define P0_29 LPC1768_PIN(PORT(0), PIN(29), INTERRUPT(1), PWM(0), ADC_NONE)
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#define P0_30 LPC1768_PIN(PORT(0), PIN(30), INTERRUPT(1), PWM(0), ADC_NONE)
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#endif
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#define P1_00 LPC1768_PIN(PORT(1), PIN( 0), INTERRUPT(0), PWM(0), ADC_NONE)
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#define P1_01 LPC1768_PIN(PORT(1), PIN( 1), INTERRUPT(0), PWM(0), ADC_NONE)
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#define P1_04 LPC1768_PIN(PORT(1), PIN( 4), INTERRUPT(0), PWM(0), ADC_NONE)
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#define P1_08 LPC1768_PIN(PORT(1), PIN( 8), INTERRUPT(0), PWM(0), ADC_NONE)
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#define P1_09 LPC1768_PIN(PORT(1), PIN( 9), INTERRUPT(0), PWM(0), ADC_NONE)
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#define P1_10 LPC1768_PIN(PORT(1), PIN(10), INTERRUPT(0), PWM(0), ADC_NONE)
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#define P1_14 LPC1768_PIN(PORT(1), PIN(14), INTERRUPT(0), PWM(0), ADC_NONE)
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#define P1_15 LPC1768_PIN(PORT(1), PIN(15), INTERRUPT(0), PWM(0), ADC_NONE)
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#define P1_16 LPC1768_PIN(PORT(1), PIN(16), INTERRUPT(0), PWM(0), ADC_NONE)
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#define P1_17 LPC1768_PIN(PORT(1), PIN(17), INTERRUPT(0), PWM(0), ADC_NONE)
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#define P1_18 LPC1768_PIN(PORT(1), PIN(18), INTERRUPT(0), PWM(1), ADC_NONE)
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#define P1_19 LPC1768_PIN(PORT(1), PIN(19), INTERRUPT(0), PWM(0), ADC_NONE)
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#define P1_20 LPC1768_PIN(PORT(1), PIN(20), INTERRUPT(0), PWM(1), ADC_NONE)
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#define P1_21 LPC1768_PIN(PORT(1), PIN(21), INTERRUPT(0), PWM(1), ADC_NONE)
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#define P1_22 LPC1768_PIN(PORT(1), PIN(22), INTERRUPT(0), PWM(0), ADC_NONE)
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#define P1_23 LPC1768_PIN(PORT(1), PIN(23), INTERRUPT(0), PWM(1), ADC_NONE)
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#define P1_24 LPC1768_PIN(PORT(1), PIN(24), INTERRUPT(0), PWM(1), ADC_NONE)
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#define P1_25 LPC1768_PIN(PORT(1), PIN(25), INTERRUPT(0), PWM(0), ADC_NONE)
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#define P1_26 LPC1768_PIN(PORT(1), PIN(26), INTERRUPT(0), PWM(1), ADC_NONE)
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#define P1_27 LPC1768_PIN(PORT(1), PIN(27), INTERRUPT(0), PWM(0), ADC_NONE)
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#define P1_28 LPC1768_PIN(PORT(1), PIN(28), INTERRUPT(0), PWM(0), ADC_NONE)
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#define P1_29 LPC1768_PIN(PORT(1), PIN(29), INTERRUPT(0), PWM(0), ADC_NONE)
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#define P1_30 LPC1768_PIN(PORT(1), PIN(30), INTERRUPT(0), PWM(0), ADC_CHAN(4))
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#define P1_31 LPC1768_PIN(PORT(1), PIN(31), INTERRUPT(0), PWM(0), ADC_CHAN(5))
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#define P2_00 LPC1768_PIN(PORT(2), PIN( 0), INTERRUPT(1), PWM(1), ADC_NONE)
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#define P2_01 LPC1768_PIN(PORT(2), PIN( 1), INTERRUPT(1), PWM(1), ADC_NONE)
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#define P2_02 LPC1768_PIN(PORT(2), PIN( 2), INTERRUPT(1), PWM(1), ADC_NONE)
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#define P2_03 LPC1768_PIN(PORT(2), PIN( 3), INTERRUPT(1), PWM(1), ADC_NONE)
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#define P2_04 LPC1768_PIN(PORT(2), PIN( 4), INTERRUPT(1), PWM(1), ADC_NONE)
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#define P2_05 LPC1768_PIN(PORT(2), PIN( 5), INTERRUPT(1), PWM(1), ADC_NONE)
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#define P2_06 LPC1768_PIN(PORT(2), PIN( 6), INTERRUPT(1), PWM(0), ADC_NONE)
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#define P2_07 LPC1768_PIN(PORT(2), PIN( 7), INTERRUPT(1), PWM(0), ADC_NONE)
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#define P2_08 LPC1768_PIN(PORT(2), PIN( 8), INTERRUPT(1), PWM(0), ADC_NONE)
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#define P2_09 LPC1768_PIN(PORT(2), PIN( 9), INTERRUPT(1), PWM(0), ADC_NONE)
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#define P2_10 LPC1768_PIN(PORT(2), PIN(10), INTERRUPT(1), PWM(0), ADC_NONE)
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#define P2_11 LPC1768_PIN(PORT(2), PIN(11), INTERRUPT(1), PWM(0), ADC_NONE)
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#define P2_12 LPC1768_PIN(PORT(2), PIN(12), INTERRUPT(1), PWM(0), ADC_NONE)
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#define P2_13 LPC1768_PIN(PORT(2), PIN(13), INTERRUPT(1), PWM(0), ADC_NONE)
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#define P3_25 LPC1768_PIN(PORT(3), PIN(25), INTERRUPT(0), PWM(1), ADC_NONE)
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#define P3_26 LPC1768_PIN(PORT(3), PIN(26), INTERRUPT(0), PWM(1), ADC_NONE)
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#define P4_28 LPC1768_PIN(PORT(4), PIN(28), INTERRUPT(0), PWM(0), ADC_NONE)
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#define P4_29 LPC1768_PIN(PORT(4), PIN(29), INTERRUPT(0), PWM(0), ADC_NONE)
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// Pin index for M43 and M226
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constexpr pin_t pin_map[] = {
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#if SERIAL_PORT != 3 && SERIAL_PORT_2 != 3
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P0_00, P0_01,
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#else
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P_NC, P_NC,
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#endif
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#if SERIAL_PORT != 0 && SERIAL_PORT_2 != 0
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P0_02, P0_03,
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#else
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P_NC, P_NC,
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#endif
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P0_04, P0_05, P0_06, P0_07,
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P0_08, P0_09,
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#if SERIAL_PORT != 2 && SERIAL_PORT_2 != 2
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P0_10, P0_11,
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#else
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P_NC, P_NC,
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#endif
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P_NC, P_NC, P_NC,
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#if SERIAL_PORT != 1 && SERIAL_PORT_2 != 1
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P0_15,
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P0_16,
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#else
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P_NC,
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P_NC,
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#endif
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P0_17, P0_18, P0_19, P0_20, P0_21, P0_22, P0_23,
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P0_24, P0_25, P0_26, P0_27, P0_28,
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#if SERIAL_PORT != -1 && SERIAL_PORT_2 != -1
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P0_29, P0_30,
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#else
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P_NC, P_NC,
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#endif
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P_NC,
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P1_00, P1_01, P_NC, P_NC, P1_04, P_NC, P_NC, P_NC,
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P1_08, P1_09, P1_10, P_NC, P_NC, P_NC, P1_14, P1_15,
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P1_16, P1_17, P1_18, P1_19, P1_20, P1_21, P1_22, P1_23,
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P1_24, P1_25, P1_26, P1_27, P1_28, P1_29, P1_30, P1_31,
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P2_00, P2_01, P2_02, P2_03, P2_04, P2_05, P2_06, P2_07,
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P2_08, P2_09, P2_10, P2_11, P2_12, P2_13, P_NC, P_NC,
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P_NC, P_NC, P_NC, P_NC, P_NC, P_NC, P_NC, P_NC,
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P_NC, P_NC, P_NC, P_NC, P_NC, P_NC, P_NC, P_NC,
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P_NC, P_NC, P_NC, P_NC, P_NC, P_NC, P_NC, P_NC,
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P_NC, P_NC, P_NC, P_NC, P_NC, P_NC, P_NC, P_NC,
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P_NC, P_NC, P_NC, P_NC, P_NC, P_NC, P_NC, P_NC,
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P_NC, P3_25, P3_26, P_NC, P_NC, P_NC, P_NC, P_NC,
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P_NC, P_NC, P_NC, P_NC, P_NC, P_NC, P_NC, P_NC,
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P_NC, P_NC, P_NC, P_NC, P_NC, P_NC, P_NC, P_NC,
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P_NC, P_NC, P_NC, P_NC, P_NC, P_NC, P_NC, P_NC,
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P_NC, P_NC, P_NC, P_NC, P4_28, P4_29, P_NC, P_NC
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};
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constexpr uint8_t NUM_DIGITAL_PINS = COUNT(pin_map);
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constexpr pin_t adc_pin_table[] = {
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P0_23, P0_24, P0_25, P0_26, P1_30, P1_31,
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#if SERIAL_PORT != 0 && SERIAL_PORT_2 != 0
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P0_03, P0_02
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#endif
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};
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#if SERIAL_PORT != 0 && SERIAL_PORT_2 != 0
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#define NUM_ANALOG_INPUTS 8
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#else
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#define NUM_ANALOG_INPUTS 6
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#endif
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// P0.6 thru P0.9 are for the onboard SD card
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#define HAL_SENSITIVE_PINS P0_06, P0_07, P0_08, P0_09
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// Get the digital pin for an analog index
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pin_t analogInputToDigitalPin(const int8_t p);
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// Return the index of a pin number
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// The pin number given here is in the form ppp:nnnnn
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int16_t GET_PIN_MAP_INDEX(const pin_t pin);
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// Test whether the pin is valid
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bool VALID_PIN(const pin_t p);
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// Get the analog index for a digital pin
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int8_t DIGITAL_PIN_TO_ANALOG_PIN(const pin_t p);
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// Test whether the pin is PWM
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bool PWM_PIN(const pin_t p);
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// Test whether the pin is interruptable
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bool INTERRUPT_PIN(const pin_t p);
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// Get the pin number at the given index
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pin_t GET_PIN_MAP_PIN(const int16_t ind);
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// Parse a G-code word into a pin index
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int16_t PARSED_PIN_INDEX(const char code, const int16_t dval);
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#endif // _PINMAPPING_H_
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