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Soft PWM. (Sanguinololu can also have PID temperature control) Interrupt save WRITE for addresses > 0x0FFpull/1/head
Erik van der Zalm
14 years ago
11 changed files with 5525 additions and 5413 deletions
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/*
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/*
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temperature.h - temperature controller |
temperature.h - temperature controller |
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Part of Marlin |
Part of Marlin |
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Copyright (c) 2011 Erik van der Zalm |
Copyright (c) 2011 Erik van der Zalm |
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Grbl is free software: you can redistribute it and/or modify |
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 |
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 |
the Free Software Foundation, either version 3 of the License, or |
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(at your option) any later version. |
(at your option) any later version. |
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Grbl is distributed in the hope that it will be useful, |
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 |
but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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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along with Grbl. If not, see <http://www.gnu.org/licenses/>.
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*/ |
*/ |
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#ifndef temperature_h |
#ifndef temperature_h |
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#define temperature_h |
#define temperature_h |
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#include "Marlin.h" |
#include "Marlin.h" |
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#include "fastio.h" |
#include "fastio.h" |
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#ifdef PID_ADD_EXTRUSION_RATE |
#ifdef PID_ADD_EXTRUSION_RATE |
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#include "stepper.h" |
#include "stepper.h" |
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#endif |
#endif |
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// public functions
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// public functions
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void tp_init(); //initialise the heating
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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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void manage_heater(); //it is critical that this is called periodically.
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//low leven conversion routines
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//low leven conversion routines
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// do not use this routines and variables outsie of temperature.cpp
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// do not use this routines and variables outsie of temperature.cpp
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int temp2analog(int celsius, uint8_t e); |
int temp2analog(int celsius, uint8_t e); |
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int temp2analogBed(int celsius); |
int temp2analogBed(int celsius); |
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float analog2temp(int raw, uint8_t e); |
float analog2temp(int raw, uint8_t e); |
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float analog2tempBed(int raw); |
float analog2tempBed(int raw); |
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extern int target_raw[EXTRUDERS]; |
extern int target_raw[EXTRUDERS]; |
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extern int heatingtarget_raw[EXTRUDERS]; |
extern int heatingtarget_raw[EXTRUDERS]; |
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extern int current_raw[EXTRUDERS]; |
extern int current_raw[EXTRUDERS]; |
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extern int target_raw_bed; |
extern int target_raw_bed; |
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extern int current_raw_bed; |
extern int current_raw_bed; |
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extern float Kp,Ki,Kd,Kc; |
extern float Kp,Ki,Kd,Kc; |
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#ifdef PIDTEMP |
#ifdef PIDTEMP |
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extern float pid_setpoint[EXTRUDERS]; |
extern float pid_setpoint[EXTRUDERS]; |
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#endif |
#endif |
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#ifdef WATCHPERIOD |
#ifdef WATCHPERIOD |
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extern int watch_raw[EXTRUDERS] ; |
extern int watch_raw[EXTRUDERS] ; |
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extern unsigned long watchmillis; |
extern unsigned long watchmillis; |
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#endif |
#endif |
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//high level conversion routines, for use outside of temperature.cpp
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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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//inline so that there is no performance decrease.
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//deg=degreeCelsius
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//deg=degreeCelsius
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FORCE_INLINE float degHotend(uint8_t extruder) { |
FORCE_INLINE float degHotend(uint8_t extruder) { |
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return analog2temp(current_raw[extruder], extruder); |
return analog2temp(current_raw[extruder], extruder); |
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}; |
}; |
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FORCE_INLINE float degBed() { |
FORCE_INLINE float degBed() { |
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return analog2tempBed(current_raw_bed); |
return analog2tempBed(current_raw_bed); |
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}; |
}; |
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FORCE_INLINE float degTargetHotend(uint8_t extruder) { |
FORCE_INLINE float degTargetHotend(uint8_t extruder) { |
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return analog2temp(target_raw[extruder], extruder); |
return analog2temp(target_raw[extruder], extruder); |
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}; |
}; |
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FORCE_INLINE float degTargetBed() { |
FORCE_INLINE float degTargetBed() { |
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return analog2tempBed(target_raw_bed); |
return analog2tempBed(target_raw_bed); |
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}; |
}; |
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FORCE_INLINE void setTargetHotend(const float &celsius, uint8_t extruder) { |
FORCE_INLINE void setTargetHotend(const float &celsius, uint8_t extruder) { |
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target_raw[extruder] = temp2analog(celsius, extruder); |
target_raw[extruder] = temp2analog(celsius, extruder); |
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#ifdef PIDTEMP |
#ifdef PIDTEMP |
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pid_setpoint[extruder] = celsius; |
pid_setpoint[extruder] = celsius; |
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#endif //PIDTEMP
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#endif //PIDTEMP
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}; |
}; |
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FORCE_INLINE void setTargetBed(const float &celsius) { |
FORCE_INLINE void setTargetBed(const float &celsius) { |
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target_raw_bed = temp2analogBed(celsius); |
target_raw_bed = temp2analogBed(celsius); |
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}; |
}; |
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FORCE_INLINE bool isHeatingHotend(uint8_t extruder){ |
FORCE_INLINE bool isHeatingHotend(uint8_t extruder){ |
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return target_raw[extruder] > current_raw[extruder]; |
return target_raw[extruder] > current_raw[extruder]; |
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}; |
}; |
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FORCE_INLINE bool isHeatingBed() { |
FORCE_INLINE bool isHeatingBed() { |
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return target_raw_bed > current_raw_bed; |
return target_raw_bed > current_raw_bed; |
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}; |
}; |
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FORCE_INLINE bool isCoolingHotend(uint8_t extruder) { |
FORCE_INLINE bool isCoolingHotend(uint8_t extruder) { |
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return target_raw[extruder] < current_raw[extruder]; |
return target_raw[extruder] < current_raw[extruder]; |
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}; |
}; |
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FORCE_INLINE bool isCoolingBed() { |
FORCE_INLINE bool isCoolingBed() { |
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return target_raw_bed < current_raw_bed; |
return target_raw_bed < current_raw_bed; |
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}; |
}; |
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#define degHotend0() degHotend(0) |
#define degHotend0() degHotend(0) |
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#define degTargetHotend0() degTargetHotend(0) |
#define degTargetHotend0() degTargetHotend(0) |
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#define setTargetHotend0(_celsius) setTargetHotend((_celsius), 0) |
#define setTargetHotend0(_celsius) setTargetHotend((_celsius), 0) |
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#define isHeatingHotend0() isHeatingHotend(0) |
#define isHeatingHotend0() isHeatingHotend(0) |
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#define isCoolingHotend0() isCoolingHotend(0) |
#define isCoolingHotend0() isCoolingHotend(0) |
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#if EXTRUDERS > 1 |
#if EXTRUDERS > 1 |
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#define degHotend1() degHotend(1) |
#define degHotend1() degHotend(1) |
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#define degTargetHotend1() degTargetHotend(1) |
#define degTargetHotend1() degTargetHotend(1) |
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#define setTargetHotend1(_celsius) setTargetHotend((_celsius), 1) |
#define setTargetHotend1(_celsius) setTargetHotend((_celsius), 1) |
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#define isHeatingHotend1() isHeatingHotend(1) |
#define isHeatingHotend1() isHeatingHotend(1) |
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#define isCoolingHotend1() isCoolingHotend(1) |
#define isCoolingHotend1() isCoolingHotend(1) |
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#endif |
#endif |
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#if EXTRUDERS > 2 |
#if EXTRUDERS > 2 |
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#define degHotend2() degHotend(2) |
#define degHotend2() degHotend(2) |
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#define degTargetHotend2() degTargetHotend(2) |
#define degTargetHotend2() degTargetHotend(2) |
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#define setTargetHotend2(_celsius) setTargetHotend((_celsius), 2) |
#define setTargetHotend2(_celsius) setTargetHotend((_celsius), 2) |
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#define isHeatingHotend2() isHeatingHotend(2) |
#define isHeatingHotend2() isHeatingHotend(2) |
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#define isCoolingHotend2() isCoolingHotend(2) |
#define isCoolingHotend2() isCoolingHotend(2) |
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#endif |
#endif |
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#if EXTRUDERS > 3 |
#if EXTRUDERS > 3 |
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#error Invalid number of extruders |
#error Invalid number of extruders |
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#endif |
#endif |
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FORCE_INLINE void autotempShutdown(){ |
FORCE_INLINE void autotempShutdown(){ |
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#ifdef AUTOTEMP |
#ifdef AUTOTEMP |
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if(autotemp_enabled) |
if(autotemp_enabled) |
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{ |
{ |
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autotemp_enabled=false; |
autotemp_enabled=false; |
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if(degTargetHotend(ACTIVE_EXTRUDER)>autotemp_min) |
if(degTargetHotend(ACTIVE_EXTRUDER)>autotemp_min) |
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setTargetHotend(0,ACTIVE_EXTRUDER); |
setTargetHotend(0,ACTIVE_EXTRUDER); |
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} |
} |
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#endif |
#endif |
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} |
} |
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void disable_heater(); |
int getHeaterPower(int heater); |
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void setWatch(); |
void disable_heater(); |
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void updatePID(); |
void setWatch(); |
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void updatePID(); |
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#endif |
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#endif |
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