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5c44f6c434
In some cases the Bed Heater FET heats up more then stepper drivers, so this change add the bed monitoring to the controller fan. As soon as the bed heater is turned on, the controller fan will run as well.
172 lines
4.5 KiB
C
172 lines
4.5 KiB
C
/*
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temperature.h - temperature controller
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Part of Marlin
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Copyright (c) 2011 Erik van der Zalm
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Grbl is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Grbl is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Grbl. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef temperature_h
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#define temperature_h
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#include "Marlin.h"
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#include "planner.h"
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#ifdef PID_ADD_EXTRUSION_RATE
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#include "stepper.h"
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#endif
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// public functions
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void tp_init(); //initialise the heating
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void manage_heater(); //it is critical that this is called periodically.
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// low level conversion routines
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// do not use these routines and variables outside of temperature.cpp
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extern int target_temperature[EXTRUDERS];
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extern float current_temperature[EXTRUDERS];
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#ifdef SHOW_TEMP_ADC_VALUES
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extern int current_temperature_raw[EXTRUDERS];
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extern int current_temperature_bed_raw;
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#endif
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extern int target_temperature_bed;
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extern float current_temperature_bed;
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#ifdef TEMP_SENSOR_1_AS_REDUNDANT
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extern float redundant_temperature;
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#endif
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#if defined(CONTROLLERFAN_PIN) && CONTROLLERFAN_PIN > -1
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extern unsigned char soft_pwm_bed;
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#endif
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#ifdef PIDTEMP
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extern float Kp,Ki,Kd,Kc;
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float scalePID_i(float i);
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float scalePID_d(float d);
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float unscalePID_i(float i);
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float unscalePID_d(float d);
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#endif
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#ifdef PIDTEMPBED
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extern float bedKp,bedKi,bedKd;
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#endif
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#ifdef BABYSTEPPING
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extern volatile int babystepsTodo[3];
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#endif
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//high level conversion routines, for use outside of temperature.cpp
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//inline so that there is no performance decrease.
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//deg=degreeCelsius
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FORCE_INLINE float degHotend(uint8_t extruder) {
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return current_temperature[extruder];
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};
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#ifdef SHOW_TEMP_ADC_VALUES
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FORCE_INLINE float rawHotendTemp(uint8_t extruder) {
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return current_temperature_raw[extruder];
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};
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FORCE_INLINE float rawBedTemp() {
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return current_temperature_bed_raw;
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};
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#endif
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FORCE_INLINE float degBed() {
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return current_temperature_bed;
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};
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FORCE_INLINE float degTargetHotend(uint8_t extruder) {
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return target_temperature[extruder];
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};
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FORCE_INLINE float degTargetBed() {
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return target_temperature_bed;
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};
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FORCE_INLINE void setTargetHotend(const float &celsius, uint8_t extruder) {
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target_temperature[extruder] = celsius;
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};
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FORCE_INLINE void setTargetBed(const float &celsius) {
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target_temperature_bed = celsius;
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};
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FORCE_INLINE bool isHeatingHotend(uint8_t extruder){
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return target_temperature[extruder] > current_temperature[extruder];
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};
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FORCE_INLINE bool isHeatingBed() {
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return target_temperature_bed > current_temperature_bed;
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};
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FORCE_INLINE bool isCoolingHotend(uint8_t extruder) {
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return target_temperature[extruder] < current_temperature[extruder];
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};
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FORCE_INLINE bool isCoolingBed() {
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return target_temperature_bed < current_temperature_bed;
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};
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#define degHotend0() degHotend(0)
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#define degTargetHotend0() degTargetHotend(0)
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#define setTargetHotend0(_celsius) setTargetHotend((_celsius), 0)
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#define isHeatingHotend0() isHeatingHotend(0)
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#define isCoolingHotend0() isCoolingHotend(0)
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#if EXTRUDERS > 1
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#define degHotend1() degHotend(1)
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#define degTargetHotend1() degTargetHotend(1)
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#define setTargetHotend1(_celsius) setTargetHotend((_celsius), 1)
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#define isHeatingHotend1() isHeatingHotend(1)
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#define isCoolingHotend1() isCoolingHotend(1)
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#else
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#define setTargetHotend1(_celsius) do{}while(0)
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#endif
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#if EXTRUDERS > 2
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#define degHotend2() degHotend(2)
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#define degTargetHotend2() degTargetHotend(2)
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#define setTargetHotend2(_celsius) setTargetHotend((_celsius), 2)
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#define isHeatingHotend2() isHeatingHotend(2)
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#define isCoolingHotend2() isCoolingHotend(2)
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#else
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#define setTargetHotend2(_celsius) do{}while(0)
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#endif
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#if EXTRUDERS > 3
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#error Invalid number of extruders
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#endif
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int getHeaterPower(int heater);
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void disable_heater();
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void setWatch();
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void updatePID();
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FORCE_INLINE void autotempShutdown(){
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#ifdef AUTOTEMP
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if(autotemp_enabled)
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{
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autotemp_enabled=false;
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if(degTargetHotend(active_extruder)>autotemp_min)
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setTargetHotend(0,active_extruder);
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}
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#endif
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}
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void PID_autotune(float temp, int extruder, int ncycles);
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#endif
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