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Heat interval checked inside manage_heater

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This commit is contained in:
jmgiacalone 2011-05-15 20:21:02 +01:00
parent 4d73db3b64
commit 2ec7c37669
1 changed files with 81 additions and 81 deletions
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162
Tonokip_Firmware/Tonokip_Firmware.pde
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@ -1339,94 +1339,94 @@ inline int read_max6675()
inline void manage_heater()
{
if((millis() - previous_millis_heater) >= HEATER_CHECK_INTERVAL ) {
previous_millis_heater = millis();
#ifdef HEATER_USES_THERMISTOR
current_raw = analogRead(TEMP_0_PIN);
// When using thermistor, when the heater is colder than targer temp, we get a higher analog reading than target,
// this switches it up so that the reading appears lower than target for the control logic.
current_raw = 1023 - current_raw;
#elif defined HEATER_USES_AD595
current_raw = analogRead(TEMP_0_PIN);
#elif defined HEATER_USES_MAX6675
current_raw = read_max6675();
#endif
#ifdef SMOOTHING
nma = (nma + current_raw) - (nma / SMOOTHFACTOR);
current_raw = nma / SMOOTHFACTOR;
#endif
#ifdef WATCHPERIOD
if(watchmillis && millis() - watchmillis > WATCHPERIOD){
if(watch_raw + 1 >= current_raw){
target_raw = 0;
digitalWrite(HEATER_0_PIN,LOW);
digitalWrite(LED_PIN,LOW);
}else{
watchmillis = 0;
}
}
#endif
#ifdef MINTEMP
if(current_raw <= minttemp)
target_raw = 0;
#endif
#ifdef MAXTEMP
if(current_raw >= maxttemp) {
target_raw = 0;
}
#endif
#if (TEMP_0_PIN > -1) || defined (HEATER_USES_MAX66675)
#ifdef PIDTEMP
error = target_raw - current_raw;
pTerm = (PID_PGAIN * error) / 100;
temp_iState += error;
temp_iState = constrain(temp_iState, temp_iState_min, temp_iState_max);
iTerm = (PID_IGAIN * temp_iState) / 100;
dTerm = (PID_DGAIN * (current_raw - temp_dState)) / 100;
temp_dState = current_raw;
analogWrite(HEATER_0_PIN, constrain(pTerm + iTerm - dTerm, 0, PID_MAX));
#else
if(current_raw >= target_raw)
{
digitalWrite(HEATER_0_PIN,LOW);
digitalWrite(LED_PIN,LOW);
if((millis() - previous_millis_heater) < HEATER_CHECK_INTERVAL )
return;
previous_millis_heater = millis();
#ifdef HEATER_USES_THERMISTOR
current_raw = analogRead(TEMP_0_PIN);
// When using thermistor, when the heater is colder than targer temp, we get a higher analog reading than target,
// this switches it up so that the reading appears lower than target for the control logic.
current_raw = 1023 - current_raw;
#elif defined HEATER_USES_AD595
current_raw = analogRead(TEMP_0_PIN);
#elif defined HEATER_USES_MAX6675
current_raw = read_max6675();
#endif
#ifdef SMOOTHING
nma = (nma + current_raw) - (nma / SMOOTHFACTOR);
current_raw = nma / SMOOTHFACTOR;
#endif
#ifdef WATCHPERIOD
if(watchmillis && millis() - watchmillis > WATCHPERIOD){
if(watch_raw + 1 >= current_raw){
target_raw = 0;
digitalWrite(HEATER_0_PIN,LOW);
digitalWrite(LED_PIN,LOW);
}else{
watchmillis = 0;
}
else
{
digitalWrite(HEATER_0_PIN,HIGH);
digitalWrite(LED_PIN,HIGH);
}
#endif
#endif
if(millis() - previous_millis_bed_heater < 5000)
return;
previous_millis_bed_heater = millis();
#ifdef BED_USES_THERMISTOR
current_bed_raw = analogRead(TEMP_1_PIN);
// If using thermistor, when the heater is colder than targer temp, we get a higher analog reading than target,
// this switches it up so that the reading appears lower than target for the control logic.
current_bed_raw = 1023 - current_bed_raw;
#elif defined BED_USES_AD595
current_bed_raw = analogRead(TEMP_1_PIN);
#endif
#if TEMP_1_PIN > -1
if(current_bed_raw >= target_bed_raw)
}
#endif
#ifdef MINTEMP
if(current_raw <= minttemp)
target_raw = 0;
#endif
#ifdef MAXTEMP
if(current_raw >= maxttemp) {
target_raw = 0;
}
#endif
#if (TEMP_0_PIN > -1) || defined (HEATER_USES_MAX66675)
#ifdef PIDTEMP
error = target_raw - current_raw;
pTerm = (PID_PGAIN * error) / 100;
temp_iState += error;
temp_iState = constrain(temp_iState, temp_iState_min, temp_iState_max);
iTerm = (PID_IGAIN * temp_iState) / 100;
dTerm = (PID_DGAIN * (current_raw - temp_dState)) / 100;
temp_dState = current_raw;
analogWrite(HEATER_0_PIN, constrain(pTerm + iTerm - dTerm, 0, PID_MAX));
#else
if(current_raw >= target_raw)
{
digitalWrite(HEATER_1_PIN,LOW);
digitalWrite(HEATER_0_PIN,LOW);
digitalWrite(LED_PIN,LOW);
}
else
{
digitalWrite(HEATER_1_PIN,HIGH);
digitalWrite(HEATER_0_PIN,HIGH);
digitalWrite(LED_PIN,HIGH);
}
#endif
}
#endif
if(millis() - previous_millis_bed_heater < 5000)
return;
previous_millis_bed_heater = millis();
#ifdef BED_USES_THERMISTOR
current_bed_raw = analogRead(TEMP_1_PIN);
// If using thermistor, when the heater is colder than targer temp, we get a higher analog reading than target,
// this switches it up so that the reading appears lower than target for the control logic.
current_bed_raw = 1023 - current_bed_raw;
#elif defined BED_USES_AD595
current_bed_raw = analogRead(TEMP_1_PIN);
#endif
#if TEMP_1_PIN > -1
if(current_bed_raw >= target_bed_raw)
{
digitalWrite(HEATER_1_PIN,LOW);
}
else
{
digitalWrite(HEATER_1_PIN,HIGH);
}
#endif
}
// Takes hot end temperature value as input and returns corresponding raw value.