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Changed min max temperature code.

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This commit is contained in:
Erik van der Zalm 2011-11-20 13:14:58 +01:00
parent 6dba34ab0e
commit 2e43f9c809
2 changed files with 76 additions and 80 deletions
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2
Marlin/Configuration.h
View File

@ -80,7 +80,7 @@
// This feature exists to protect your hotend from overheating accidentally, but *NOT* from thermistor short/failure!
// You should use MINTEMP for thermistor short/failure protection.
#define HEATER_0_MAXTEMP 275
//#define_HEATER_1_MAXTEMP 275
//#define HEATER_1_MAXTEMP 275
//#define BED_MAXTEMP 150

120
Marlin/temperature.cpp
View File

@ -90,50 +90,12 @@ static unsigned long previous_millis_heater, previous_millis_bed_heater;
#endif //WATCHPERIOD
// Init min and max temp with extreme values to prevent false errors during startup
#ifdef HEATER_0_MINTEMP
#ifdef HEATER_0_USES_AD595
static int minttemp_0 = 0;
#else
static int minttemp_0 = 16383;
#endif
#endif //MINTEMP
#ifdef HEATER_0_MAXTEMP
#ifdef HEATER_0_USES_AD595
static int maxttemp_0 = 16383;
#else
static int maxttemp_0 = 0;
#endif
#endif //MAXTEMP
#ifdef HEATER_1_MINTEMP
#ifdef HEATER_1_USES_AD595
static int minttemp_1 = 0;
#else
static int minttemp_1 = 16383;
#endif
#endif //MINTEMP
#ifdef HEATER_1_MAXTEMP
#ifdef HEATER_1_USES_AD595
static int maxttemp_1 = 16383;
#else
static int maxttemp_1 = 0;
#endif
#endif //MAXTEMP
#ifdef BED_MINTEMP
#ifdef BED_USES_AD595
static int bed_minttemp = 0;
#else
static int bed_minttemp = 16383;
#endif
#endif //BED_MINTEMP
#ifdef BED_MAXTEMP
#ifdef BED_USES_AD595
static int bed_maxttemp = 16383;
#else
static int bed_maxttemp = 0;
#endif
#endif //BED_MAXTEMP
//===========================================================================
//=============================functions ============================
@ -198,18 +160,28 @@ void manage_heater()
//SERIAL_ECHOLN(" PIDDEBUG Input "<<pid_input<<" Output "<<pid_output" pTerm "<<pTerm<<" iTerm "<<iTerm<<" dTerm "<<dTerm);
#endif //PID_DEBUG
HeaterPower=pid_output;
// Check if temperature is within the correct range
if((current_raw[TEMPSENSOR_HOTEND_0] > minttemp_0) && (current_raw[TEMPSENSOR_HOTEND_0] < maxttemp_0)) {
analogWrite(HEATER_0_PIN, pid_output);
}
else {
analogWrite(HEATER_0_PIN, 0);
}
#endif //PIDTEMP
#ifndef PIDTEMP
if(current_raw[0] >= target_raw[0])
{
// Check if temperature is within the correct range
if((current_raw[TEMPSENSOR_HOTEND_0] > minttemp_0) && (current_raw[TEMPSENSOR_HOTEND_0] < maxttemp_0)) {
if(current_raw[TEMPSENSOR_HOTEND_0] >= target_raw[TEMPSENSOR_HOTEND_0]) {
WRITE(HEATER_0_PIN,LOW);
}
else
{
else {
WRITE(HEATER_0_PIN,HIGH);
}
}
else {
WRITE(HEATER_0_PIN,LOW);
}
#endif
if(millis() - previous_millis_bed_heater < BED_CHECK_INTERVAL)
@ -217,6 +189,8 @@ void manage_heater()
previous_millis_bed_heater = millis();
#if TEMP_1_PIN > -1
// Check if temperature is within the correct range
if((current_raw[TEMPSENSOR_BED] > bed_minttemp) && (current_raw[TEMPSENSOR_BED] < bed_maxttemp)) {
if(current_raw[TEMPSENSOR_BED] >= target_raw[TEMPSENSOR_BED])
{
WRITE(HEATER_1_PIN,LOW);
@ -225,6 +199,10 @@ void manage_heater()
{
WRITE(HEATER_1_PIN,HIGH);
}
}
else {
WRITE(HEATER_1_PIN,LOW);
}
#endif
}
@ -370,6 +348,34 @@ void tp_init()
// Set analog inputs
ADCSRA = 1<<ADEN | 1<<ADSC | 1<<ADIF | 0x07;
DIDR0 = 0;
#ifdef DIDR2
DIDR2 = 0;
#endif
#if (TEMP_0_PIN > -1)
#if TEMP_0_PIN < 8
DIDR0 |= 1 << TEMP_0_PIN;
#else
DIDR2 |= 1<<(TEMP_0_PIN - 8);
ADCSRB = 1<<MUX5;
#endif
#endif
#if (TEMP_1_PIN > -1)
#if TEMP_1_PIN < 8
DIDR0 |= 1<<TEMP_1_PIN;
#else
DIDR2 |= 1<<(TEMP_1_PIN - 8);
ADCSRB = 1<<MUX5;
#endif
#endif
#if (TEMP_2_PIN > -1)
#if TEMP_2_PIN < 8
DIDR0 |= 1 << TEMP_2_PIN;
#else
DIDR2 = 1<<(TEMP_2_PIN - 8);
ADCSRB = 1<<MUX5;
#endif
#endif
// Use timer0 for temperature measurement
// Interleave temperature interrupt with millies interrupt
@ -456,10 +462,7 @@ ISR(TIMER0_COMPB_vect)
switch(temp_state) {
case 0: // Prepare TEMP_0
#if (TEMP_0_PIN > -1)
#if TEMP_0_PIN < 8
DIDR0 = 1 << TEMP_0_PIN;
#else
DIDR2 = 1<<(TEMP_0_PIN - 8);
#if TEMP_0_PIN > 7
ADCSRB = 1<<MUX5;
#endif
ADMUX = ((1 << REFS0) | (TEMP_0_PIN & 0x07));
@ -478,10 +481,7 @@ ISR(TIMER0_COMPB_vect)
break;
case 2: // Prepare TEMP_1
#if (TEMP_1_PIN > -1)
#if TEMP_1_PIN < 7
DIDR0 = 1<<TEMP_1_PIN;
#else
DIDR2 = 1<<(TEMP_1_PIN - 8);
#if TEMP_1_PIN > 7
ADCSRB = 1<<MUX5;
#endif
ADMUX = ((1 << REFS0) | (TEMP_1_PIN & 0x07));
@ -500,10 +500,7 @@ ISR(TIMER0_COMPB_vect)
break;
case 4: // Prepare TEMP_2
#if (TEMP_2_PIN > -1)
#if TEMP_2_PIN < 7
DIDR0 = 1 << TEMP_2_PIN;
#else
DIDR2 = 1<<(TEMP_2_PIN - 8);
#if TEMP_2_PIN > 7
ADCSRB = 1<<MUX5;
#endif
ADMUX = ((1 << REFS0) | (TEMP_2_PIN & 0x07));
@ -556,7 +553,7 @@ ISR(TIMER0_COMPB_vect)
#if (HEATER_0_PIN > -1)
if(current_raw[TEMPSENSOR_HOTEND_0] >= maxttemp_0) {
target_raw[TEMPSENSOR_HOTEND_0] = 0;
analogWrite(HEATER_0_PIN, 0);
digitalWrite(HEATER_0_PIN, 0);
SERIAL_ERROR_START;
SERIAL_ERRORLNPGM("Temperature extruder 0 switched off. MAXTEMP triggered !!");
kill();
@ -567,11 +564,10 @@ ISR(TIMER0_COMPB_vect)
#if (HEATER_1_PIN > -1)
if(current_raw[TEMPSENSOR_HOTEND_1] >= maxttemp_1) {
target_raw[TEMPSENSOR_HOTEND_1] = 0;
if(current_raw[2] >= maxttemp_1) {
analogWrite(HEATER_2_PIN, 0);
digitalWrite(HEATER_2_PIN, 0);
SERIAL_ERROR_START;
SERIAL_ERRORLNPGM("Temperature extruder 1 switched off. MAXTEMP triggered !!");
kill()
kill();
}
#endif
#endif //MAXTEMP
@ -580,7 +576,7 @@ ISR(TIMER0_COMPB_vect)
#if (HEATER_0_PIN > -1)
if(current_raw[TEMPSENSOR_HOTEND_0] <= minttemp_0) {
target_raw[TEMPSENSOR_HOTEND_0] = 0;
analogWrite(HEATER_0_PIN, 0);
digitalWrite(HEATER_0_PIN, 0);
SERIAL_ERROR_START;
SERIAL_ERRORLNPGM("Temperature extruder 0 switched off. MINTEMP triggered !!");
kill();
@ -592,7 +588,7 @@ ISR(TIMER0_COMPB_vect)
#if (HEATER_2_PIN > -1)
if(current_raw[TEMPSENSOR_HOTEND_1] <= minttemp_1) {
target_raw[TEMPSENSOR_HOTEND_1] = 0;
analogWrite(HEATER_2_PIN, 0);
digitalWrite(HEATER_2_PIN, 0);
SERIAL_ERROR_START;
SERIAL_ERRORLNPGM("Temperature extruder 1 switched off. MINTEMP triggered !!");
kill();
@ -604,7 +600,7 @@ ISR(TIMER0_COMPB_vect)
#if (HEATER_1_PIN > -1)
if(current_raw[1] <= bed_minttemp) {
target_raw[1] = 0;
WRITE(HEATER_1_PIN, 0);
digitalWrite(HEATER_1_PIN, 0);
SERIAL_ERROR_START;
SERIAL_ERRORLNPGM("Temperatur heated bed switched off. MINTEMP triggered !!");
kill();
@ -616,7 +612,7 @@ ISR(TIMER0_COMPB_vect)
#if (HEATER_1_PIN > -1)
if(current_raw[1] >= bed_maxttemp) {
target_raw[1] = 0;
WRITE(HEATER_1_PIN, 0);
digitalWrite(HEATER_1_PIN, 0);
SERIAL_ERROR_START;
SERIAL_ERRORLNPGM("Temperature heated bed switched off. MAXTEMP triggered !!");
kill();