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Merge pull request #1787 from thinkyhead/fixup_tr

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Fix: thermal_runaway_protection triggered by target temperature increase
This commit is contained in:
Scott Lahteine 2015-04-03 20:06:56 -07:00
parent c747becec1 84e4edaea7
commit 4c7af484f8
6 changed files with 149 additions and 162 deletions
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3
Marlin/Marlin.h
View file

@ -179,6 +179,9 @@ void manage_inactivity(bool ignore_stepper_queue=false);
#define disable_e3() /* nothing */
#endif
void enable_all_steppers();
void disable_all_steppers();
enum AxisEnum {X_AXIS=0, Y_AXIS=1, A_AXIS=0, B_AXIS=1, Z_AXIS=2, E_AXIS=3, X_HEAD=4, Y_HEAD=5};
//X_HEAD and Y_HEAD is used for systems that don't have a 1:1 relationship between X_AXIS and X Head movement, like CoreXY bots.

75
Marlin/Marlin_main.cpp
View file

@ -110,6 +110,7 @@
// Call gcode file : "M32 P !filename#" and return to caller file after finishing (similar to #include).
// The '#' is necessary when calling from within sd files, as it stops buffer prereading
// M42 - Change pin status via gcode Use M42 Px Sy to set pin x to value y, when omitting Px the onboard led will be used.
// M48 - Measure Z_Probe repeatability. M48 [n # of points] [X position] [Y position] [V_erboseness #] [E_ngage Probe] [L # of legs of travel]
// M80 - Turn on Power Supply
// M81 - Turn off Power Supply
// M82 - Set E codes absolute (default)
@ -2569,13 +2570,7 @@ inline void gcode_G92() {
*/
inline void gcode_M17() {
LCD_MESSAGEPGM(MSG_NO_MOVE);
enable_x();
enable_y();
enable_z();
enable_e0();
enable_e1();
enable_e2();
enable_e3();
enable_all_steppers();
}
#ifdef SDSUPPORT
@ -3055,26 +3050,29 @@ inline void gcode_M104() {
inline void gcode_M105() {
if (setTargetedHotend(105)) return;
#if HAS_TEMP_0 || HAS_TEMP_BED
SERIAL_PROTOCOLPGM("ok");
#if HAS_TEMP_0
SERIAL_PROTOCOLPGM("ok T:");
SERIAL_PROTOCOLPGM(" T:");
SERIAL_PROTOCOL_F(degHotend(tmp_extruder), 1);
SERIAL_PROTOCOLPGM(" /");
SERIAL_PROTOCOL_F(degTargetHotend(tmp_extruder), 1);
#endif
#if HAS_TEMP_BED
SERIAL_PROTOCOLPGM(" B:");
SERIAL_PROTOCOL_F(degBed(), 1);
SERIAL_PROTOCOLPGM(" /");
SERIAL_PROTOCOL_F(degTargetBed(), 1);
#endif // HAS_TEMP_BED
for (int8_t cur_extruder = 0; cur_extruder < EXTRUDERS; ++cur_extruder) {
#endif
for (int8_t e = 0; e < EXTRUDERS; ++e) {
SERIAL_PROTOCOLPGM(" T");
SERIAL_PROTOCOL(cur_extruder);
SERIAL_PROTOCOL(e);
SERIAL_PROTOCOLPGM(":");
SERIAL_PROTOCOL_F(degHotend(cur_extruder),1);
SERIAL_PROTOCOL_F(degHotend(e), 1);
SERIAL_PROTOCOLPGM(" /");
SERIAL_PROTOCOL_F(degTargetHotend(cur_extruder),1);
SERIAL_PROTOCOL_F(degTargetHotend(e), 1);
}
#else // !HAS_TEMP_0
#else // !HAS_TEMP_0 && !HAS_TEMP_BED
SERIAL_ERROR_START;
SERIAL_ERRORLNPGM(MSG_ERR_NO_THERMISTORS);
#endif
@ -3112,7 +3110,7 @@ inline void gcode_M105() {
}
#endif
SERIAL_PROTOCOLLN("");
SERIAL_EOL;
}
#if HAS_FAN
@ -3127,7 +3125,7 @@ inline void gcode_M105() {
*/
inline void gcode_M107() { fanSpeed = 0; }
#endif //FAN_PIN
#endif // HAS_FAN
/**
* M109: Wait for extruder(s) to reach temperature
@ -3185,10 +3183,10 @@ inline void gcode_M109() {
SERIAL_PROTOCOLLN( timetemp );
}
else {
SERIAL_PROTOCOLLN( "?" );
SERIAL_PROTOCOLLNPGM("?");
}
#else
SERIAL_PROTOCOLLN("");
SERIAL_EOL;
#endif
timetemp = millis();
}
@ -3240,7 +3238,7 @@ inline void gcode_M109() {
SERIAL_PROTOCOL((int)active_extruder);
SERIAL_PROTOCOLPGM(" B:");
SERIAL_PROTOCOL_F(degBed(), 1);
SERIAL_PROTOCOLLN("");
SERIAL_EOL;
}
manage_heater();
manage_inactivity();
@ -3441,27 +3439,26 @@ inline void gcode_M114() {
SERIAL_PROTOCOLPGM(" Z:");
SERIAL_PROTOCOL(float(st_get_position(Z_AXIS))/axis_steps_per_unit[Z_AXIS]);
SERIAL_PROTOCOLLN("");
SERIAL_EOL;
#ifdef SCARA
SERIAL_PROTOCOLPGM("SCARA Theta:");
SERIAL_PROTOCOL(delta[X_AXIS]);
SERIAL_PROTOCOLPGM(" Psi+Theta:");
SERIAL_PROTOCOL(delta[Y_AXIS]);
SERIAL_PROTOCOLLN("");
SERIAL_EOL;
SERIAL_PROTOCOLPGM("SCARA Cal - Theta:");
SERIAL_PROTOCOL(delta[X_AXIS]+home_offset[X_AXIS]);
SERIAL_PROTOCOLPGM(" Psi+Theta (90):");
SERIAL_PROTOCOL(delta[Y_AXIS]-delta[X_AXIS]-90+home_offset[Y_AXIS]);
SERIAL_PROTOCOLLN("");
SERIAL_EOL;
SERIAL_PROTOCOLPGM("SCARA step Cal - Theta:");
SERIAL_PROTOCOL(delta[X_AXIS]/90*axis_steps_per_unit[X_AXIS]);
SERIAL_PROTOCOLPGM(" Psi+Theta:");
SERIAL_PROTOCOL((delta[Y_AXIS]-delta[X_AXIS])/90*axis_steps_per_unit[Y_AXIS]);
SERIAL_PROTOCOLLN("");
SERIAL_PROTOCOLLN("");
SERIAL_EOL; SERIAL_EOL;
#endif
}
@ -3907,7 +3904,7 @@ inline void gcode_M226() {
SERIAL_PROTOCOL(servo_index);
SERIAL_PROTOCOL(": ");
SERIAL_PROTOCOL(servos[servo_index].read());
SERIAL_PROTOCOLLN("");
SERIAL_EOL;
}
}
@ -3975,7 +3972,7 @@ inline void gcode_M226() {
//Kc does not have scaling applied above, or in resetting defaults
SERIAL_PROTOCOL(PID_PARAM(Kc, e));
#endif
SERIAL_PROTOCOLLN("");
SERIAL_EOL;
}
else {
SERIAL_ECHO_START;
@ -4000,7 +3997,7 @@ inline void gcode_M226() {
SERIAL_PROTOCOL(unscalePID_i(bedKi));
SERIAL_PROTOCOL(" d:");
SERIAL_PROTOCOL(unscalePID_d(bedKd));
SERIAL_PROTOCOLLN("");
SERIAL_EOL;
}
#endif // PIDTEMPBED
@ -4050,7 +4047,7 @@ inline void gcode_M226() {
if (code_seen('C')) lcd_setcontrast(code_value_long() & 0x3F);
SERIAL_PROTOCOLPGM("lcd contrast value: ");
SERIAL_PROTOCOL(lcd_contrast);
SERIAL_PROTOCOLLN("");
SERIAL_EOL;
}
#endif // DOGLCD
@ -4323,7 +4320,7 @@ inline void gcode_M503() {
zprobe_zoffset = -value; // compare w/ line 278 of ConfigurationStore.cpp
SERIAL_ECHO_START;
SERIAL_ECHOLNPGM(MSG_ZPROBE_ZOFFSET " " MSG_OK);
SERIAL_PROTOCOLLN("");
SERIAL_EOL;
}
else {
SERIAL_ECHO_START;
@ -4332,14 +4329,14 @@ inline void gcode_M503() {
SERIAL_ECHO(Z_PROBE_OFFSET_RANGE_MIN);
SERIAL_ECHOPGM(MSG_Z_MAX);
SERIAL_ECHO(Z_PROBE_OFFSET_RANGE_MAX);
SERIAL_PROTOCOLLN("");
SERIAL_EOL;
}
}
else {
SERIAL_ECHO_START;
SERIAL_ECHOLNPGM(MSG_ZPROBE_ZOFFSET " : ");
SERIAL_ECHO(-zprobe_zoffset);
SERIAL_PROTOCOLLN("");
SERIAL_EOL;
}
}
@ -5693,7 +5690,17 @@ void handle_status_leds(void) {
}
#endif
void disable_all_axes() {
void enable_all_steppers() {
enable_x();
enable_y();
enable_z();
enable_e0();
enable_e1();
enable_e2();
enable_e3();
}
void disable_all_steppers() {
disable_x();
disable_y();
disable_z();
@ -5721,7 +5728,7 @@ void manage_inactivity(bool ignore_stepper_queue/*=false*/) {
if (stepper_inactive_time && ms > previous_millis_cmd + stepper_inactive_time
&& !ignore_stepper_queue && !blocks_queued())
disable_all_axes();
disable_all_steppers();
#ifdef CHDK //Check if pin should be set to LOW after M240 set it to HIGH
if (chdkActive && ms > chdkHigh + CHDK_DELAY) {
@ -5809,7 +5816,7 @@ void kill()
cli(); // Stop interrupts
disable_heater();
disable_all_axes();
disable_all_steppers();
#if HAS_POWER_SWITCH
pinMode(PS_ON_PIN, INPUT);

8
Marlin/stepper.cpp
View file

@ -1127,13 +1127,7 @@ long st_get_position(uint8_t axis) {
void finishAndDisableSteppers() {
st_synchronize();
disable_x();
disable_y();
disable_z();
disable_e0();
disable_e1();
disable_e2();
disable_e3();
disable_all_steppers();
}
void quickStop() {

117
Marlin/temperature.cpp
View file

@ -1,5 +1,5 @@
/*
temperature.c - temperature control
temperature.cpp - temperature control
Part of Marlin
Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
@ -18,17 +18,6 @@
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/*
This firmware is a mashup between Sprinter and grbl.
(https://github.com/kliment/Sprinter)
(https://github.com/simen/grbl/tree)
It has preliminary support for Matthew Roberts advance algorithm
http://reprap.org/pipermail/reprap-dev/2011-May/003323.html
*/
#include "Marlin.h"
#include "ultralcd.h"
#include "temperature.h"
@ -87,14 +76,15 @@ unsigned char soft_pwm_bed;
#define HAS_HEATER_THERMAL_PROTECTION (defined(THERMAL_RUNAWAY_PROTECTION_PERIOD) && THERMAL_RUNAWAY_PROTECTION_PERIOD > 0)
#define HAS_BED_THERMAL_PROTECTION (defined(THERMAL_RUNAWAY_PROTECTION_BED_PERIOD) && THERMAL_RUNAWAY_PROTECTION_BED_PERIOD > 0 && TEMP_SENSOR_BED != 0)
#if HAS_HEATER_THERMAL_PROTECTION || HAS_BED_THERMAL_PROTECTION
enum TRState { TRInactive, TRFirstHeating, TRStable };
static bool thermal_runaway = false;
void thermal_runaway_protection(int *state, unsigned long *timer, float temperature, float target_temperature, int heater_id, int period_seconds, int hysteresis_degc);
void thermal_runaway_protection(TRState *state, unsigned long *timer, float temperature, float target_temperature, int heater_id, int period_seconds, int hysteresis_degc);
#if HAS_HEATER_THERMAL_PROTECTION
static int thermal_runaway_state_machine[4]; // = {0,0,0,0};
static TRState thermal_runaway_state_machine[4] = { TRInactive, TRInactive, TRInactive, TRInactive };
static unsigned long thermal_runaway_timer[4]; // = {0,0,0,0};
#endif
#if HAS_BED_THERMAL_PROTECTION
static int thermal_runaway_bed_state_machine;
static TRState thermal_runaway_bed_state_machine = { TRInactive, TRInactive, TRInactive, TRInactive };
static unsigned long thermal_runaway_bed_timer;
#endif
#endif
@ -609,7 +599,7 @@ void manage_heater() {
// Loop through all extruders
for (int e = 0; e < EXTRUDERS; e++) {
#if defined (THERMAL_RUNAWAY_PROTECTION_PERIOD) && THERMAL_RUNAWAY_PROTECTION_PERIOD > 0
#if HAS_HEATER_THERMAL_PROTECTION
thermal_runaway_protection(&thermal_runaway_state_machine[e], &thermal_runaway_timer[e], current_temperature[e], target_temperature[e], e, THERMAL_RUNAWAY_PROTECTION_PERIOD, THERMAL_RUNAWAY_PROTECTION_HYSTERESIS);
#endif
@ -656,7 +646,7 @@ void manage_heater() {
#if TEMP_SENSOR_BED != 0
#if HAS_BED_THERMAL_PROTECTION
thermal_runaway_protection(&thermal_runaway_bed_state_machine, &thermal_runaway_bed_timer, current_temperature_bed, target_temperature_bed, 9, THERMAL_RUNAWAY_PROTECTION_BED_PERIOD, THERMAL_RUNAWAY_PROTECTION_BED_HYSTERESIS);
thermal_runaway_protection(&thermal_runaway_bed_state_machine, &thermal_runaway_bed_timer, current_temperature_bed, target_temperature_bed, -1, THERMAL_RUNAWAY_PROTECTION_BED_PERIOD, THERMAL_RUNAWAY_PROTECTION_BED_HYSTERESIS);
#endif
#ifdef PIDTEMPBED
@ -1014,60 +1004,67 @@ void setWatch() {
}
#if HAS_HEATER_THERMAL_PROTECTION || HAS_BED_THERMAL_PROTECTION
void thermal_runaway_protection(int *state, unsigned long *timer, float temperature, float target_temperature, int heater_id, int period_seconds, int hysteresis_degc)
{
void thermal_runaway_protection(TRState *state, unsigned long *timer, float temperature, float target_temperature, int heater_id, int period_seconds, int hysteresis_degc) {
static int tr_target_temperature[EXTRUDERS+1];
/*
SERIAL_ECHO_START;
SERIAL_ECHO("Thermal Thermal Runaway Running. Heater ID:");
SERIAL_ECHO(heater_id);
SERIAL_ECHO(" ; State:");
SERIAL_ECHO(*state);
SERIAL_ECHO(" ; Timer:");
SERIAL_ECHO(*timer);
SERIAL_ECHO(" ; Temperature:");
SERIAL_ECHO(temperature);
SERIAL_ECHO(" ; Target Temp:");
SERIAL_ECHO(target_temperature);
SERIAL_ECHOLN("");
SERIAL_ECHOPGM("Thermal Thermal Runaway Running. Heater ID: ");
if (heater_id < 0) SERIAL_ECHOPGM("bed"); else SERIAL_ECHOPGM(heater_id);
SERIAL_ECHOPGM(" ; State:");
SERIAL_ECHOPGM(*state);
SERIAL_ECHOPGM(" ; Timer:");
SERIAL_ECHOPGM(*timer);
SERIAL_ECHOPGM(" ; Temperature:");
SERIAL_ECHOPGM(temperature);
SERIAL_ECHOPGM(" ; Target Temp:");
SERIAL_ECHOPGM(target_temperature);
SERIAL_EOL;
*/
if ((target_temperature == 0) || thermal_runaway)
{
*state = 0;
if (target_temperature == 0 || thermal_runaway) {
*state = TRInactive;
*timer = 0;
return;
}
switch (*state)
{
case 0: // "Heater Inactive" state
if (target_temperature > 0) *state = 1;
break;
case 1: // "First Heating" state
if (temperature >= target_temperature) *state = 2;
break;
case 2: // "Temperature Stable" state
{
unsigned long ms = millis();
if (temperature >= (target_temperature - hysteresis_degc))
{
*timer = ms;
int heater_index = heater_id >= 0 ? heater_id : EXTRUDERS;
switch (*state) {
// Inactive state waits for a target temperature to be set
case TRInactive:
if (target_temperature > 0) {
*state = TRFirstHeating;
tr_target_temperature[heater_index] = target_temperature;
}
else if ( (ms - *timer) > ((unsigned long) period_seconds) * 1000)
break;
// When first heating, wait for the temperature to be reached then go to Stable state
case TRFirstHeating:
if (temperature >= tr_target_temperature[heater_index]) *state = TRStable;
break;
// While the temperature is stable watch for a bad temperature
case TRStable:
{
// If the target temperature changes, restart
if (tr_target_temperature[heater_index] != target_temperature) {
*state = TRInactive;
break;
}
// If the temperature is over the target (-hysteresis) restart the timer
if (temperature >= tr_target_temperature[heater_index] - hysteresis_degc) *timer = millis();
// If the timer goes too long without a reset, trigger shutdown
else if (millis() > *timer + period_seconds * 1000UL) {
SERIAL_ERROR_START;
SERIAL_ERRORLNPGM(MSG_THERMAL_RUNAWAY_STOP);
SERIAL_ERRORLN((int)heater_id);
LCD_ALERTMESSAGEPGM(MSG_THERMAL_RUNAWAY); // translatable
if (heater_id < 0) SERIAL_ERRORLNPGM("bed"); else SERIAL_ERRORLN(heater_id);
LCD_ALERTMESSAGEPGM(MSG_THERMAL_RUNAWAY);
thermal_runaway = true;
while(1)
{
for (;;) {
disable_heater();
disable_x();
disable_y();
disable_z();
disable_e0();
disable_e1();
disable_e2();
disable_e3();
disable_all_steppers();
manage_heater();
lcd_update();
}
@ -1075,8 +1072,8 @@ void thermal_runaway_protection(int *state, unsigned long *timer, float temperat
} break;
}
}
#endif //THERMAL_RUNAWAY_PROTECTION_PERIOD
#endif // HAS_HEATER_THERMAL_PROTECTION || HAS_BED_THERMAL_PROTECTION
void disable_heater() {
for (int i=0; i<EXTRUDERS; i++) setTargetHotend(0, i);

46
Marlin/temperature.h
View file

@ -18,8 +18,8 @@
along with Grbl. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef temperature_h
#define temperature_h
#ifndef TEMPERATURE_H
#define TEMPERATURE_H
#include "Marlin.h"
#include "planner.h"
@ -105,40 +105,27 @@ FORCE_INLINE bool isHeatingBed() { return target_temperature_bed > current_tempe
FORCE_INLINE bool isCoolingHotend(uint8_t extruder) { return target_temperature[extruder] < current_temperature[extruder]; }
FORCE_INLINE bool isCoolingBed() { return target_temperature_bed < current_temperature_bed; }
#define degHotend0() degHotend(0)
#define degTargetHotend0() degTargetHotend(0)
#define setTargetHotend0(_celsius) setTargetHotend((_celsius), 0)
#define isHeatingHotend0() isHeatingHotend(0)
#define isCoolingHotend0() isCoolingHotend(0)
#define HOTEND_ROUTINES(NR) \
FORCE_INLINE float degHotend##NR() { return degHotend(NR); } \
FORCE_INLINE float degTargetHotend##NR() { return degTargetHotend(NR); } \
FORCE_INLINE void setTargetHotend##NR(const float c) { setTargetHotend(c, NR); } \
FORCE_INLINE bool isHeatingHotend##NR() { return isHeatingHotend(NR); } \
FORCE_INLINE bool isCoolingHotend##NR() { return isCoolingHotend(NR); }
HOTEND_ROUTINES(0);
#if EXTRUDERS > 1
#define degHotend1() degHotend(1)
#define degTargetHotend1() degTargetHotend(1)
#define setTargetHotend1(_celsius) setTargetHotend((_celsius), 1)
#define isHeatingHotend1() isHeatingHotend(1)
#define isCoolingHotend1() isCoolingHotend(1)
HOTEND_ROUTINES(1);
#else
#define setTargetHotend1(_celsius) do{}while(0)
#define setTargetHotend1(c) do{}while(0)
#endif
#if EXTRUDERS > 2
#define degHotend2() degHotend(2)
#define degTargetHotend2() degTargetHotend(2)
#define setTargetHotend2(_celsius) setTargetHotend((_celsius), 2)
#define isHeatingHotend2() isHeatingHotend(2)
#define isCoolingHotend2() isCoolingHotend(2)
HOTEND_ROUTINES(2);
#else
#define setTargetHotend2(_celsius) do{}while(0)
#define setTargetHotend2(c) do{}while(0)
#endif
#if EXTRUDERS > 3
#define degHotend3() degHotend(3)
#define degTargetHotend3() degTargetHotend(3)
#define setTargetHotend3(_celsius) setTargetHotend((_celsius), 3)
#define isHeatingHotend3() isHeatingHotend(3)
#define isCoolingHotend3() isCoolingHotend(3)
HOTEND_ROUTINES(3);
#else
#define setTargetHotend3(_celsius) do{}while(0)
#endif
#if EXTRUDERS > 4
#error Invalid number of extruders
#define setTargetHotend3(c) do{}while(0)
#endif
int getHeaterPower(int heater);
@ -161,5 +148,4 @@ FORCE_INLINE void autotempShutdown() {
#endif
}
#endif
#endif // TEMPERATURE_H