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Introduce temp watch protection for the bed #3554

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Introduce temp watch protection for the bed #3554

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b226c3f
Introduce temp watch protection for the bed
scalez Apr 15, 2016
70dc811
Use WATCH_BED_TEMP_PERIOD and WATCH_BED_TEMP_INCREASE in the example …
scalez Apr 18, 2016
e7250b7
Properly type cast watch_bed_next_ms's assignment
scalez Apr 18, 2016
b6783be
Merge remote-tracking branch 'upstream/RCBugFix' into BedTempWatch
scalez Apr 19, 2016
904c970
Use WATCH_TEMP_PERIOD > 0 and WATCH_BED_TEMP_PERIOD > 0 in each prepr…
scalez Apr 25, 2016
0b957ac
Correct the locations of watch temp definitions for the hotend and be…
scalez Apr 25, 2016
1120eca
It's okay for WATCH_TEMP_PERIOD to be above 32 since watch_heater_nex…
scalez Apr 25, 2016
abc3bc1
Only use WATCH_*TEMP_PERIOD where needed
scalez Apr 26, 2016
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12 changes: 12 additions & 0 deletions Marlin/Configuration_adv.h
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Original file line number Diff line number Diff line change
Expand Up @@ -87,6 +87,18 @@
#if ENABLED(THERMAL_PROTECTION_BED)
#define THERMAL_PROTECTION_BED_PERIOD 20 // Seconds
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius

/**
* Whenever an M140 or M190 increases the target temperature the firmware will wait for the
* WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
* degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
* but only if the current temperature is far enough below the target for a reliable test.
*
* If you get false positives for "Heating failed" increase WATCH_BED_TEMP_PERIOD and/or decrease WATCH_BED_TEMP_INCREASE
* WATCH_BED_TEMP_INCREASE should not be below 2.
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
#endif

#if ENABLED(PIDTEMP)
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12 changes: 12 additions & 0 deletions Marlin/example_configurations/Felix/Configuration_adv.h
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Original file line number Diff line number Diff line change
Expand Up @@ -87,6 +87,18 @@
#if ENABLED(THERMAL_PROTECTION_BED)
#define THERMAL_PROTECTION_BED_PERIOD 20 // Seconds
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius

/**
* Whenever an M140 or M190 increases the target temperature the firmware will wait for the
* WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
* degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
* but only if the current temperature is far enough below the target for a reliable test.
*
* If you get false positives for "Heating failed" increase WATCH_BED_TEMP_PERIOD and/or decrease WATCH_BED_TEMP_INCREASE
* WATCH_BED_TEMP_INCREASE should not be below 2.
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
#endif

#if ENABLED(PIDTEMP)
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12 changes: 12 additions & 0 deletions Marlin/example_configurations/Hephestos/Configuration_adv.h
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Original file line number Diff line number Diff line change
Expand Up @@ -87,6 +87,18 @@
#if ENABLED(THERMAL_PROTECTION_BED)
#define THERMAL_PROTECTION_BED_PERIOD 20 // Seconds
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius

/**
* Whenever an M140 or M190 increases the target temperature the firmware will wait for the
* WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
* degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
* but only if the current temperature is far enough below the target for a reliable test.
*
* If you get false positives for "Heating failed" increase WATCH_BED_TEMP_PERIOD and/or decrease WATCH_BED_TEMP_INCREASE
* WATCH_BED_TEMP_INCREASE should not be below 2.
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
#endif

#if ENABLED(PIDTEMP)
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12 changes: 12 additions & 0 deletions Marlin/example_configurations/Hephestos_2/Configuration_adv.h
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Original file line number Diff line number Diff line change
Expand Up @@ -87,6 +87,18 @@
#if ENABLED(THERMAL_PROTECTION_BED)
#define THERMAL_PROTECTION_BED_PERIOD 20 // Seconds
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius

/**
* Whenever an M140 or M190 increases the target temperature the firmware will wait for the
* WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
* degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
* but only if the current temperature is far enough below the target for a reliable test.
*
* If you get false positives for "Heating failed" increase WATCH_BED_TEMP_PERIOD and/or decrease WATCH_BED_TEMP_INCREASE
* WATCH_BED_TEMP_INCREASE should not be below 2.
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
#endif

#if ENABLED(PIDTEMP)
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12 changes: 12 additions & 0 deletions Marlin/example_configurations/K8200/Configuration_adv.h
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Expand Up @@ -93,6 +93,18 @@
#if ENABLED(THERMAL_PROTECTION_BED)
#define THERMAL_PROTECTION_BED_PERIOD 20 // Seconds
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius

/**
* Whenever an M140 or M190 increases the target temperature the firmware will wait for the
* WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
* degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
* but only if the current temperature is far enough below the target for a reliable test.
*
* If you get false positives for "Heating failed" increase WATCH_BED_TEMP_PERIOD and/or decrease WATCH_BED_TEMP_INCREASE
* WATCH_BED_TEMP_INCREASE should not be below 2.
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
#endif

#if ENABLED(PIDTEMP)
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12 changes: 12 additions & 0 deletions Marlin/example_configurations/RigidBot/Configuration_adv.h
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Original file line number Diff line number Diff line change
Expand Up @@ -87,6 +87,18 @@
#if ENABLED(THERMAL_PROTECTION_BED)
#define THERMAL_PROTECTION_BED_PERIOD 20 // Seconds
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius

/**
* Whenever an M140 or M190 increases the target temperature the firmware will wait for the
* WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
* degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
* but only if the current temperature is far enough below the target for a reliable test.
*
* If you get false positives for "Heating failed" increase WATCH_BED_TEMP_PERIOD and/or decrease WATCH_BED_TEMP_INCREASE
* WATCH_BED_TEMP_INCREASE should not be below 2.
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
#endif

#if ENABLED(PIDTEMP)
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12 changes: 12 additions & 0 deletions Marlin/example_configurations/SCARA/Configuration_adv.h
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Original file line number Diff line number Diff line change
Expand Up @@ -87,6 +87,18 @@
#if ENABLED(THERMAL_PROTECTION_BED)
#define THERMAL_PROTECTION_BED_PERIOD 20 // Seconds
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius

/**
* Whenever an M140 or M190 increases the target temperature the firmware will wait for the
* WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
* degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
* but only if the current temperature is far enough below the target for a reliable test.
*
* If you get false positives for "Heating failed" increase WATCH_BED_TEMP_PERIOD and/or decrease WATCH_BED_TEMP_INCREASE
* WATCH_BED_TEMP_INCREASE should not be below 2.
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
#endif

#if ENABLED(PIDTEMP)
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12 changes: 12 additions & 0 deletions Marlin/example_configurations/TAZ4/Configuration_adv.h
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Expand Up @@ -87,6 +87,18 @@
#if ENABLED(THERMAL_PROTECTION_BED)
#define THERMAL_PROTECTION_BED_PERIOD 20 // Seconds
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius

/**
* Whenever an M140 or M190 increases the target temperature the firmware will wait for the
* WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
* degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
* but only if the current temperature is far enough below the target for a reliable test.
*
* If you get false positives for "Heating failed" increase WATCH_BED_TEMP_PERIOD and/or decrease WATCH_BED_TEMP_INCREASE
* WATCH_BED_TEMP_INCREASE should not be below 2.
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
#endif

#if ENABLED(PIDTEMP)
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12 changes: 12 additions & 0 deletions Marlin/example_configurations/WITBOX/Configuration_adv.h
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Expand Up @@ -87,6 +87,18 @@
#if ENABLED(THERMAL_PROTECTION_BED)
#define THERMAL_PROTECTION_BED_PERIOD 20 // Seconds
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius

/**
* Whenever an M140 or M190 increases the target temperature the firmware will wait for the
* WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
* degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
* but only if the current temperature is far enough below the target for a reliable test.
*
* If you get false positives for "Heating failed" increase WATCH_BED_TEMP_PERIOD and/or decrease WATCH_BED_TEMP_INCREASE
* WATCH_BED_TEMP_INCREASE should not be below 2.
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
#endif

#if ENABLED(PIDTEMP)
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12 changes: 12 additions & 0 deletions Marlin/example_configurations/delta/biv2.5/Configuration_adv.h
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Expand Up @@ -87,6 +87,18 @@
#if ENABLED(THERMAL_PROTECTION_BED)
#define THERMAL_PROTECTION_BED_PERIOD 120 // Seconds
#define THERMAL_PROTECTION_BED_HYSTERESIS 4 // Degrees Celsius

/**
* Whenever an M140 or M190 increases the target temperature the firmware will wait for the
* WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
* degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
* but only if the current temperature is far enough below the target for a reliable test.
*
* If you get false positives for "Heating failed" increase WATCH_BED_TEMP_PERIOD and/or decrease WATCH_BED_TEMP_INCREASE
* WATCH_BED_TEMP_INCREASE should not be below 2.
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
#endif

#if ENABLED(PIDTEMP)
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12 changes: 12 additions & 0 deletions Marlin/example_configurations/delta/generic/Configuration_adv.h
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Expand Up @@ -87,6 +87,18 @@
#if ENABLED(THERMAL_PROTECTION_BED)
#define THERMAL_PROTECTION_BED_PERIOD 20 // Seconds
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius

/**
* Whenever an M140 or M190 increases the target temperature the firmware will wait for the
* WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
* degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
* but only if the current temperature is far enough below the target for a reliable test.
*
* If you get false positives for "Heating failed" increase WATCH_BED_TEMP_PERIOD and/or decrease WATCH_BED_TEMP_INCREASE
* WATCH_BED_TEMP_INCREASE should not be below 2.
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
#endif

#if ENABLED(PIDTEMP)
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12 changes: 12 additions & 0 deletions Marlin/example_configurations/delta/kossel_mini/Configuration_adv.h
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Expand Up @@ -87,6 +87,18 @@
#if ENABLED(THERMAL_PROTECTION_BED)
#define THERMAL_PROTECTION_BED_PERIOD 20 // Seconds
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius

/**
* Whenever an M140 or M190 increases the target temperature the firmware will wait for the
* WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
* degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
* but only if the current temperature is far enough below the target for a reliable test.
*
* If you get false positives for "Heating failed" increase WATCH_BED_TEMP_PERIOD and/or decrease WATCH_BED_TEMP_INCREASE
* WATCH_BED_TEMP_INCREASE should not be below 2.
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
#endif

#if ENABLED(PIDTEMP)
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12 changes: 12 additions & 0 deletions Marlin/example_configurations/delta/kossel_pro/Configuration_adv.h
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Expand Up @@ -92,6 +92,18 @@
#if ENABLED(THERMAL_PROTECTION_BED)
#define THERMAL_PROTECTION_BED_PERIOD 20 // Seconds
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius

/**
* Whenever an M140 or M190 increases the target temperature the firmware will wait for the
* WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
* degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
* but only if the current temperature is far enough below the target for a reliable test.
*
* If you get false positives for "Heating failed" increase WATCH_BED_TEMP_PERIOD and/or decrease WATCH_BED_TEMP_INCREASE
* WATCH_BED_TEMP_INCREASE should not be below 2.
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
#endif

#if ENABLED(PIDTEMP)
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12 changes: 12 additions & 0 deletions Marlin/example_configurations/delta/kossel_xl/Configuration_adv.h
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Expand Up @@ -87,6 +87,18 @@
#if ENABLED(THERMAL_PROTECTION_BED)
#define THERMAL_PROTECTION_BED_PERIOD 20 // Seconds
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius

/**
* Whenever an M140 or M190 increases the target temperature the firmware will wait for the
* WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
* degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
* but only if the current temperature is far enough below the target for a reliable test.
*
* If you get false positives for "Heating failed" increase WATCH_BED_TEMP_PERIOD and/or decrease WATCH_BED_TEMP_INCREASE
* WATCH_BED_TEMP_INCREASE should not be below 2.
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
#endif

#if ENABLED(PIDTEMP)
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12 changes: 12 additions & 0 deletions Marlin/example_configurations/makibox/Configuration_adv.h
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Expand Up @@ -87,6 +87,18 @@
#if ENABLED(THERMAL_PROTECTION_BED)
#define THERMAL_PROTECTION_BED_PERIOD 20 // Seconds
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius

/**
* Whenever an M140 or M190 increases the target temperature the firmware will wait for the
* WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
* degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
* but only if the current temperature is far enough below the target for a reliable test.
*
* If you get false positives for "Heating failed" increase WATCH_BED_TEMP_PERIOD and/or decrease WATCH_BED_TEMP_INCREASE
* WATCH_BED_TEMP_INCREASE should not be below 2.
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
#endif

#if ENABLED(PIDTEMP)
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12 changes: 12 additions & 0 deletions Marlin/example_configurations/tvrrug/Round2/Configuration_adv.h
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Expand Up @@ -87,6 +87,18 @@
#if ENABLED(THERMAL_PROTECTION_BED)
#define THERMAL_PROTECTION_BED_PERIOD 20 // Seconds
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius

/**
* Whenever an M140 or M190 increases the target temperature the firmware will wait for the
* WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
* degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
* but only if the current temperature is far enough below the target for a reliable test.
*
* If you get false positives for "Heating failed" increase WATCH_BED_TEMP_PERIOD and/or decrease WATCH_BED_TEMP_INCREASE
* WATCH_BED_TEMP_INCREASE should not be below 2.
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
#endif

#if ENABLED(PIDTEMP)
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47 changes: 43 additions & 4 deletions Marlin/temperature.cpp
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Expand Up @@ -200,11 +200,16 @@ static float analog2temp(int raw, uint8_t e);
static float analog2tempBed(int raw);
static void updateTemperaturesFromRawValues();

#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#if ENABLED(THERMAL_PROTECTION_HOTENDS) && WATCH_TEMP_PERIOD > 0
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This is ok however.

int watch_target_temp[EXTRUDERS] = { 0 };
millis_t watch_heater_next_ms[EXTRUDERS] = { 0 };
#endif

#if ENABLED(THERMAL_PROTECTION_BED) && WATCH_BED_TEMP_PERIOD > 0
int watch_target_bed_temp = 0;
millis_t watch_bed_next_ms = 0;
#endif

#ifndef SOFT_PWM_SCALE
#define SOFT_PWM_SCALE 0
#endif
Expand Down Expand Up @@ -657,7 +662,7 @@ void manage_heater() {
if (ct < max(HEATER_0_MINTEMP, 0.01)) min_temp_error(0);
#endif

#if ENABLED(THERMAL_PROTECTION_HOTENDS) || DISABLED(PIDTEMPBED) || HAS_AUTO_FAN
#if (ENABLED(THERMAL_PROTECTION_HOTENDS) && WATCH_TEMP_PERIOD > 0) || (ENABLED(THERMAL_PROTECTION_BED) && WATCH_BED_TEMP_PERIOD > 0) || DISABLED(PIDTEMPBED) || HAS_AUTO_FAN
millis_t ms = millis();
#endif

Expand All @@ -674,7 +679,7 @@ void manage_heater() {
soft_pwm[e] = current_temperature[e] > minttemp[e] && current_temperature[e] < maxttemp[e] ? (int)pid_output >> 1 : 0;

// Check if the temperature is failing to increase
#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#if ENABLED(THERMAL_PROTECTION_HOTENDS) && WATCH_TEMP_PERIOD > 0

// Is it time to check this extruder's heater?
if (watch_heater_next_ms[e] && ELAPSED(ms, watch_heater_next_ms[e])) {
Expand All @@ -691,6 +696,24 @@ void manage_heater() {

#endif // THERMAL_PROTECTION_HOTENDS

// Check if the temperature is failing to increase
#if ENABLED(THERMAL_PROTECTION_BED) && WATCH_BED_TEMP_PERIOD > 0

// Is it time to check the bed?
if (watch_bed_next_ms && ELAPSED(ms, watch_bed_next_ms)) {
// Has it failed to increase enough?
if (degBed() < watch_target_bed_temp) {
// Stop!
_temp_error(-1, PSTR(MSG_T_HEATING_FAILED), PSTR(MSG_HEATING_FAILED_LCD));
}
else {
// Start again if the target is still far off
start_watching_bed();
}
}

#endif // THERMAL_PROTECTION_HOTENDS

#if ENABLED(TEMP_SENSOR_1_AS_REDUNDANT)
if (fabs(current_temperature[0] - redundant_temperature) > MAX_REDUNDANT_TEMP_SENSOR_DIFF) {
_temp_error(0, PSTR(MSG_REDUNDANCY), PSTR(MSG_ERR_REDUNDANT_TEMP));
Expand Down Expand Up @@ -1100,7 +1123,7 @@ void tp_init() {
#endif //BED_MAXTEMP
}

#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#if ENABLED(THERMAL_PROTECTION_HOTENDS) && WATCH_TEMP_PERIOD > 0
/**
* Start Heating Sanity Check for hotends that are below
* their target temperature by a configurable margin.
Expand All @@ -1116,6 +1139,22 @@ void tp_init() {
}
#endif

#if ENABLED(THERMAL_PROTECTION_BED) && WATCH_BED_TEMP_PERIOD > 0
/**
* Start Heating Sanity Check for hotends that are below
* their target temperature by a configurable margin.
* This is called when the temperature is set. (M140, M190)
*/
void start_watching_bed() {
if (degBed() < degTargetBed() - (WATCH_BED_TEMP_INCREASE + TEMP_BED_HYSTERESIS + 1)) {
watch_target_bed_temp = degBed() + WATCH_BED_TEMP_INCREASE;
watch_bed_next_ms = millis() + (WATCH_BED_TEMP_PERIOD) * 1000UL;
}
else
watch_bed_next_ms = 0;
}
#endif

#if ENABLED(THERMAL_PROTECTION_HOTENDS) || ENABLED(THERMAL_PROTECTION_BED)

void thermal_runaway_protection(TRState* state, millis_t* timer, float temperature, float target_temperature, int heater_id, int period_seconds, int hysteresis_degc) {
Expand Down
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