203 lines
6.5 KiB
C
203 lines
6.5 KiB
C
/**
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* Marlin 3D Printer Firmware
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* Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
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*
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* Based on Sprinter and grbl.
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* Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
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*
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* This program 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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*
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* This program 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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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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/**
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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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#if ENABLED(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(); //initialize the heating
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void manage_heater(); //it is critical that this is called periodically.
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#if ENABLED(FILAMENT_WIDTH_SENSOR)
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// For converting raw Filament Width to milimeters
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float analog2widthFil();
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// For converting raw Filament Width to an extrusion ratio
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int widthFil_to_size_ratio();
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#endif
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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[4];
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extern float current_temperature[4];
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#if ENABLED(SHOW_TEMP_ADC_VALUES)
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extern int current_temperature_raw[4];
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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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#if ENABLED(TEMP_SENSOR_1_AS_REDUNDANT)
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extern float redundant_temperature;
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#endif
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#if HAS_CONTROLLERFAN
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extern unsigned char soft_pwm_bed;
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#endif
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#if ENABLED(FAN_SOFT_PWM)
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extern unsigned char fanSpeedSoftPwm[FAN_COUNT];
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#endif
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#if ENABLED(PIDTEMP)
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#if ENABLED(PID_PARAMS_PER_EXTRUDER)
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extern float Kp[EXTRUDERS], Ki[EXTRUDERS], Kd[EXTRUDERS]; // one param per extruder
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#if ENABLED(PID_ADD_EXTRUSION_RATE)
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extern float Kc[EXTRUDERS];
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#endif
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#define PID_PARAM(param, e) param[e] // use macro to point to array value
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#else
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extern float Kp, Ki, Kd; // one param per extruder - saves 20 or 36 bytes of ram (inc array pointer)
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#if ENABLED(PID_ADD_EXTRUSION_RATE)
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extern float Kc;
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#endif
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#define PID_PARAM(param, e) param // use macro to point directly to value
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#endif // PID_PARAMS_PER_EXTRUDER
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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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#if ENABLED(PIDTEMPBED)
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extern float bedKp, bedKi, bedKd;
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#endif
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#if ENABLED(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) { return current_temperature[extruder]; }
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FORCE_INLINE float degBed() { return current_temperature_bed; }
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#if ENABLED(SHOW_TEMP_ADC_VALUES)
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FORCE_INLINE float rawHotendTemp(uint8_t extruder) { return current_temperature_raw[extruder]; }
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FORCE_INLINE float rawBedTemp() { return current_temperature_bed_raw; }
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#endif
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FORCE_INLINE float degTargetHotend(uint8_t extruder) { return target_temperature[extruder]; }
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FORCE_INLINE float degTargetBed() { return target_temperature_bed; }
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#if ENABLED(THERMAL_PROTECTION_HOTENDS) && WATCH_TEMP_PERIOD > 0
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void start_watching_heater(int e = 0);
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#endif
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#if ENABLED(THERMAL_PROTECTION_BED) && WATCH_BED_TEMP_PERIOD > 0
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void start_watching_bed();
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#endif
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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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#if ENABLED(THERMAL_PROTECTION_HOTENDS) && WATCH_TEMP_PERIOD > 0
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start_watching_heater(extruder);
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#endif
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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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#if ENABLED(THERMAL_PROTECTION_BED) && WATCH_BED_TEMP_PERIOD > 0
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start_watching_bed();
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#endif
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}
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FORCE_INLINE bool isHeatingHotend(uint8_t extruder) { return target_temperature[extruder] > current_temperature[extruder]; }
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FORCE_INLINE bool isHeatingBed() { return target_temperature_bed > current_temperature_bed; }
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FORCE_INLINE bool isCoolingHotend(uint8_t extruder) { return target_temperature[extruder] < current_temperature[extruder]; }
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FORCE_INLINE bool isCoolingBed() { return target_temperature_bed < current_temperature_bed; }
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#define HOTEND_ROUTINES(NR) \
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FORCE_INLINE float degHotend##NR() { return degHotend(NR); } \
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FORCE_INLINE float degTargetHotend##NR() { return degTargetHotend(NR); } \
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FORCE_INLINE void setTargetHotend##NR(const float c) { setTargetHotend(c, NR); } \
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FORCE_INLINE bool isHeatingHotend##NR() { return isHeatingHotend(NR); } \
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FORCE_INLINE bool isCoolingHotend##NR() { return isCoolingHotend(NR); }
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HOTEND_ROUTINES(0);
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#if EXTRUDERS > 1
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HOTEND_ROUTINES(1);
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#else
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#define setTargetHotend1(c) do{}while(0)
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#endif
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#if EXTRUDERS > 2
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HOTEND_ROUTINES(2);
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#else
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#define setTargetHotend2(c) do{}while(0)
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#endif
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#if EXTRUDERS > 3
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HOTEND_ROUTINES(3);
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#else
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#define setTargetHotend3(c) do{}while(0)
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#endif
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int getHeaterPower(int heater);
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void disable_all_heaters();
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void updatePID();
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#if ENABLED(PIDTEMP)
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void PID_autotune(float temp, int extruder, int ncycles, bool set_result=false);
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#endif
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void setExtruderAutoFanState(int pin, bool state);
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void checkExtruderAutoFans();
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FORCE_INLINE void autotempShutdown() {
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#if ENABLED(AUTOTEMP)
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if (planner.autotemp_enabled) {
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planner.autotemp_enabled = false;
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if (degTargetHotend(active_extruder) > planner.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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#endif // TEMPERATURE_H
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