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wrong file location

pull/1/head
Bernhard Kubicek 13 years ago
parent
commit
7cc358b56b
  1. 48
      Marlin/watchdog.cpp
  2. 10
      Marlin/watchdog.h

48
Marlin/watchdog.cpp

@ -0,0 +1,48 @@
#ifdef USE_WATCHDOG
#include <avr/wdt.h>
#include <avr/interrupt.h>
volatile uint8_t timeout_seconds=0;
void(* ctrlaltdelete) (void) = 0; //does not work on my atmega2560
//Watchdog timer interrupt, called if main program blocks >1sec
ISR(WDT_vect)
{
if(timeout_seconds++ >= WATCHDOG_TIMEOUT)
{
#ifdef RESET_MANUAL
LCD_MESSAGE("Please Reset!");
ECHOLN("echo_: Something is wrong, please turn off the printer.");
#else
LCD_MESSAGE("Timeout, resetting!");
#endif
//disable watchdog, it will survife reboot.
WDTCSR |= (1<<WDCE) | (1<<WDE);
WDTCSR = 0;
#ifdef RESET_MANUAL
kill(); //kill blocks
while(1); //wait for user or serial reset
#else
ctrlaltdelete();
#endif
}
}
/// intialise watch dog with a 1 sec interrupt time
void wd_init()
{
WDTCSR = (1<<WDCE )|(1<<WDE ); //allow changes
WDTCSR = (1<<WDIF)|(1<<WDIE)| (1<<WDCE )|(1<<WDE )| (1<<WDP2 )|(1<<WDP1)|(0<<WDP0);
}
/// reset watchdog. MUST be called every 1s after init or avr will reset.
void wd_reset()
{
wdt_reset();
timeout_seconds=0; //reset counter for resets
}
#endif /* USE_WATCHDOG */

10
Marlin/watchdog.h

@ -0,0 +1,10 @@
#ifndef __WATCHDOGH
#define __WATCHDOGH
#ifdef
/// intialise watch dog with a 1 sec interrupt time
void wd_init();
/// pad the dog/reset watchdog. MUST be called at least every second after the first wd_init or avr will go into emergency procedures..
void wd_reset();
#endif
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