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Update temperature.cpp

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Enables both SD card and MAX6675 to talk with each other
Fixes also issue #750
This commit is contained in:
Grogyan 2014-07-05 17:17:17 +12:00
parent ce517df702
commit 82606354dd
1 changed files with 16 additions and 9 deletions
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25
Marlin/temperature.cpp
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@ -34,6 +34,9 @@
#include "temperature.h" #include "temperature.h"
#include "watchdog.h" #include "watchdog.h"
#include "Sd2PinMap.h"
//=========================================================================== //===========================================================================
//=============================public variables============================ //=============================public variables============================
//=========================================================================== //===========================================================================
@ -748,18 +751,22 @@ void tp_init()
#ifdef HEATER_0_USES_MAX6675 #ifdef HEATER_0_USES_MAX6675
#ifndef SDSUPPORT #ifndef SDSUPPORT
SET_OUTPUT(MAX_SCK_PIN); SET_OUTPUT(SCK_PIN);
WRITE(MAX_SCK_PIN,0); WRITE(SCK_PIN,0);
SET_OUTPUT(MAX_MOSI_PIN); SET_OUTPUT(MOSI_PIN);
WRITE(MAX_MOSI_PIN,1); WRITE(MOSI_PIN,1);
SET_INPUT(MAX_MISO_PIN); SET_INPUT(MISO_PIN);
WRITE(MAX_MISO_PIN,1); WRITE(MISO_PIN,1);
#endif #endif
/* Using pinMode and digitalWrite, as that was the only way I could get it to compile */
SET_OUTPUT(MAX6675_SS); //Have to toggle SD card CS pin to low first, to enable firmware to talk with SD card
WRITE(MAX6675_SS,1); pinMode(SS_PIN, OUTPUT);
digitalWrite(SS_PIN,0);
pinMode(MAX6675_SS, OUTPUT);
digitalWrite(MAX6675_SS,1);
#endif #endif
// Set analog inputs // Set analog inputs
@ -1045,7 +1052,7 @@ void bed_max_temp_error(void) {
#ifdef HEATER_0_USES_MAX6675 #ifdef HEATER_0_USES_MAX6675
#define MAX6675_HEAT_INTERVAL 250 #define MAX6675_HEAT_INTERVAL 250
long max6675_previous_millis = -HEAT_INTERVAL; long max6675_previous_millis = MAX6675_HEAT_INTERVAL;
int max6675_temp = 2000; int max6675_temp = 2000;
int read_max6675() int read_max6675()