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@ -177,7 +177,7 @@ static volatile bool temp_meas_ready = false;
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// Init min and max temp with extreme values to prevent false errors during startup
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static int minttemp_raw[EXTRUDERS] = ARRAY_BY_EXTRUDERS( HEATER_0_RAW_LO_TEMP , HEATER_1_RAW_LO_TEMP , HEATER_2_RAW_LO_TEMP, HEATER_3_RAW_LO_TEMP);
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static int maxttemp_raw[EXTRUDERS] = ARRAY_BY_EXTRUDERS( HEATER_0_RAW_HI_TEMP , HEATER_1_RAW_HI_TEMP , HEATER_2_RAW_HI_TEMP, HEATER_3_RAW_HI_TEMP);
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static int minttemp[EXTRUDERS] = ARRAY_BY_EXTRUDERS( 0, 0, 0, 0 );
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static int minttemp[EXTRUDERS] = { 0 };
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static int maxttemp[EXTRUDERS] = ARRAY_BY_EXTRUDERS( 16383, 16383, 16383, 16383 );
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//static int bed_minttemp_raw = HEATER_BED_RAW_LO_TEMP; /* No bed mintemp error implemented?!? */
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#ifdef BED_MAXTEMP
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@ -197,8 +197,8 @@ static float analog2tempBed(int raw);
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static void updateTemperaturesFromRawValues();
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#ifdef WATCH_TEMP_PERIOD
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int watch_start_temp[EXTRUDERS] = ARRAY_BY_EXTRUDERS(0,0,0,0);
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unsigned long watchmillis[EXTRUDERS] = ARRAY_BY_EXTRUDERS(0,0,0,0);
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int watch_start_temp[EXTRUDERS] = { 0 };
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unsigned long watchmillis[EXTRUDERS] = { 0 };
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#endif //WATCH_TEMP_PERIOD
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#ifndef SOFT_PWM_SCALE
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@ -661,12 +661,6 @@ void manage_heater() {
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updateTemperaturesFromRawValues();
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#ifdef HEATER_0_USES_MAX6675
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float ct = current_temperature[0];
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if (ct > min(HEATER_0_MAXTEMP, 1023)) max_temp_error(0);
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if (ct < max(HEATER_0_MINTEMP, 0.01)) min_temp_error(0);
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#endif //HEATER_0_USES_MAX6675
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unsigned long ms = millis();
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// Loop through all extruders
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@ -1145,28 +1139,28 @@ void disable_heater() {
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for (int i=0; i<EXTRUDERS; i++) setTargetHotend(0, i);
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setTargetBed(0);
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#define DISABLE_HEATER(NR) { \
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target_temperature[NR] = 0; \
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soft_pwm[NR] = 0; \
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WRITE_HEATER_ ## NR (LOW); \
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}
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#if HAS_TEMP_0
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target_temperature[0] = 0;
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soft_pwm[0] = 0;
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WRITE_HEATER_0P(LOW); // If HEATERS_PARALLEL should apply, change to WRITE_HEATER_0
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WRITE_HEATER_0P(LOW); // Should HEATERS_PARALLEL apply here? Then change to DISABLE_HEATER(0)
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#endif
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#if EXTRUDERS > 1 && HAS_TEMP_1
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target_temperature[1] = 0;
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soft_pwm[1] = 0;
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WRITE_HEATER_1(LOW);
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DISABLE_HEATER(1);
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#endif
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#if EXTRUDERS > 2 && HAS_TEMP_2
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target_temperature[2] = 0;
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soft_pwm[2] = 0;
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WRITE_HEATER_2(LOW);
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DISABLE_HEATER(2);
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#endif
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#if EXTRUDERS > 3 && HAS_TEMP_3
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target_temperature[3] = 0;
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soft_pwm[3] = 0;
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WRITE_HEATER_3(LOW);
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DISABLE_HEATER(3);
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#endif
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#if HAS_TEMP_BED
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@ -1257,9 +1251,15 @@ enum TempState {
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// Timer 0 is shared with millies
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//
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ISR(TIMER0_COMPB_vect) {
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#ifdef TEMP_SENSOR_1_AS_REDUNDANT
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#define TEMP_SENSOR_COUNT 2
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#else
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#define TEMP_SENSOR_COUNT EXTRUDERS
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#endif
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//these variables are only accesible from the ISR, but static, so they don't lose their value
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static unsigned char temp_count = 0;
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static unsigned long raw_temp_value[EXTRUDERS] = { 0 };
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static unsigned long raw_temp_value[TEMP_SENSOR_COUNT] = { 0 };
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static unsigned long raw_temp_bed_value = 0;
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static TempState temp_state = StartupDelay;
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static unsigned char pwm_count = BIT(SOFT_PWM_SCALE);
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@ -1475,6 +1475,7 @@ ISR(TIMER0_COMPB_vect) {
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#endif
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temp_state = PrepareTemp_BED;
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break;
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case PrepareTemp_BED:
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#if HAS_TEMP_BED
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START_ADC(TEMP_BED_PIN);
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@ -1488,6 +1489,7 @@ ISR(TIMER0_COMPB_vect) {
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#endif
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temp_state = PrepareTemp_1;
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break;
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case PrepareTemp_1:
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#if HAS_TEMP_1
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START_ADC(TEMP_1_PIN);
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@ -1501,6 +1503,7 @@ ISR(TIMER0_COMPB_vect) {
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#endif
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temp_state = PrepareTemp_2;
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break;
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case PrepareTemp_2:
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#if HAS_TEMP_2
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START_ADC(TEMP_2_PIN);
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@ -1514,6 +1517,7 @@ ISR(TIMER0_COMPB_vect) {
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#endif
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temp_state = PrepareTemp_3;
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break;
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case PrepareTemp_3:
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#if HAS_TEMP_3
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START_ADC(TEMP_3_PIN);
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@ -1527,6 +1531,7 @@ ISR(TIMER0_COMPB_vect) {
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#endif
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temp_state = Prepare_FILWIDTH;
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break;
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case Prepare_FILWIDTH:
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#if HAS_FILAMENT_SENSOR
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START_ADC(FILWIDTH_PIN);
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@ -1545,6 +1550,7 @@ ISR(TIMER0_COMPB_vect) {
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temp_state = PrepareTemp_0;
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temp_count++;
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break;
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case StartupDelay:
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temp_state = PrepareTemp_0;
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break;
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@ -1554,7 +1560,7 @@ ISR(TIMER0_COMPB_vect) {
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// SERIAL_ERRORLNPGM("Temp measurement error!");
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// break;
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} // switch(temp_state)
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if (temp_count >= OVERSAMPLENR) { // 10 * 16 * 1/(16000000/64/256) = 164ms.
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if (!temp_meas_ready) { //Only update the raw values if they have been read. Else we could be updating them during reading.
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#ifndef HEATER_0_USES_MAX6675
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@ -1579,52 +1585,53 @@ ISR(TIMER0_COMPB_vect) {
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#if HAS_FILAMENT_SENSOR
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current_raw_filwidth = raw_filwidth_value >> 10; // Divide to get to 0-16384 range since we used 1/128 IIR filter approach
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#endif
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temp_meas_ready = true;
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temp_count = 0;
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for (int i = 0; i < EXTRUDERS; i++) raw_temp_value[i] = 0;
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for (int i = 0; i < TEMP_SENSOR_COUNT; i++) raw_temp_value[i] = 0;
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raw_temp_bed_value = 0;
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#if HEATER_0_RAW_LO_TEMP > HEATER_0_RAW_HI_TEMP
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#define GE0 <=
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#define LE0 >=
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#ifdef HEATER_0_USES_MAX6675
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float ct = current_temperature[0];
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if (ct > min(HEATER_0_MAXTEMP, 1023)) max_temp_error(0);
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if (ct < max(HEATER_0_MINTEMP, 0.01)) min_temp_error(0);
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#else
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#define GE0 >=
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#define LE0 <=
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#if HEATER_0_RAW_LO_TEMP > HEATER_0_RAW_HI_TEMP
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#define GE0 <=
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#else
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#define GE0 >=
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#endif
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if (current_temperature_raw[0] GE0 maxttemp_raw[0]) max_temp_error(0);
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if (minttemp_raw[0] GE0 current_temperature_raw[0]) min_temp_error(0);
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#endif
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if (current_temperature_raw[0] GE0 maxttemp_raw[0]) max_temp_error(0);
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if (current_temperature_raw[0] LE0 minttemp_raw[0]) min_temp_error(0);
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#if EXTRUDERS > 1
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#if HEATER_1_RAW_LO_TEMP > HEATER_1_RAW_HI_TEMP
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#define GE1 <=
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#define LE1 >=
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#else
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#define GE1 >=
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#define LE1 <=
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#endif
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if (current_temperature_raw[1] GE1 maxttemp_raw[1]) max_temp_error(1);
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if (current_temperature_raw[1] LE1 minttemp_raw[1]) min_temp_error(1);
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if (minttemp_raw[1] GE0 current_temperature_raw[1]) min_temp_error(1);
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#if EXTRUDERS > 2
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#if HEATER_2_RAW_LO_TEMP > HEATER_2_RAW_HI_TEMP
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#define GE2 <=
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#define LE2 >=
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#else
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#define GE2 >=
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#define LE2 <=
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#endif
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if (current_temperature_raw[2] GE2 maxttemp_raw[2]) max_temp_error(2);
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if (current_temperature_raw[2] LE2 minttemp_raw[2]) min_temp_error(2);
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if (minttemp_raw[2] GE0 current_temperature_raw[2]) min_temp_error(2);
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#if EXTRUDERS > 3
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#if HEATER_3_RAW_LO_TEMP > HEATER_3_RAW_HI_TEMP
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#define GE3 <=
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#define LE3 >=
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#else
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#define GE3 >=
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#define LE3 <=
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#endif
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if (current_temperature_raw[3] GE3 maxttemp_raw[3]) max_temp_error(3);
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if (current_temperature_raw[3] LE3 minttemp_raw[3]) min_temp_error(3);
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if (minttemp_raw[3] GE0 current_temperature_raw[3]) min_temp_error(3);
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#endif // EXTRUDERS > 3
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#endif // EXTRUDERS > 2
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#endif // EXTRUDERS > 1
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@ -1632,10 +1639,8 @@ ISR(TIMER0_COMPB_vect) {
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#if defined(BED_MAXTEMP) && (TEMP_SENSOR_BED != 0)
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#if HEATER_BED_RAW_LO_TEMP > HEATER_BED_RAW_HI_TEMP
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#define GEBED <=
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#define LEBED >=
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#else
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#define GEBED >=
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#define LEBED <=
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#endif
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if (current_temperature_bed_raw GEBED bed_maxttemp_raw) {
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target_temperature_bed = 0;
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Scott Lahteine
10 years ago
