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Working version of multiple extruders (up to 3)

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- The temperature control is pretty much complete
  (not sure what to do w/ autotemp though)
  Changed the pins assignment to clearly separate bed and extruder heaters
  and temp sensors, changed a bit how termistor tables are handled.
- The steppers control is rudimentary
  (only chanages what pins it uses depending on the active_extruder var,
   but that's enough for switching extruder in the start.gcode in the
   the profiles)
- Tested only w/ RAMPS 1.4
This commit is contained in:
Denis B
2011-12-05 23:33:33 -05:00
parent 12e8edcac3
commit 4fd75dc813
12 changed files with 703 additions and 548 deletions
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119
Marlin/temperature.h
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@ -31,95 +31,110 @@
void tp_init(); //initialise the heating
void manage_heater(); //it is critical that this is called periodically.
enum TempSensor {TEMPSENSOR_HOTEND_0=0,TEMPSENSOR_BED=1, TEMPSENSOR_HOTEND_1=2};
//low leven conversion routines
// do not use this routines and variables outsie of temperature.cpp
int temp2analog(int celsius);
int temp2analog(int celsius, uint8_t e);
int temp2analogBed(int celsius);
float analog2temp(int raw);
float analog2temp(int raw, uint8_t e);
float analog2tempBed(int raw);
extern int target_raw[3];
extern int heatingtarget_raw[3];
extern int current_raw[3];
extern int target_raw[EXTRUDERS];
extern int heatingtarget_raw[EXTRUDERS];
extern int current_raw[EXTRUDERS];
extern int target_raw_bed;
extern int current_raw_bed;
extern float Kp,Ki,Kd,Kc;
#ifdef PIDTEMP
extern float pid_setpoint ;
extern float pid_setpoint[EXTRUDERS];
#endif
#ifdef WATCHPERIOD
extern int watch_raw[3] ;
extern int watch_raw[EXTRUDERS] ;
extern unsigned long watchmillis;
#endif
//high level conversion routines, for use outside of temperature.cpp
//inline so that there is no performance decrease.
//deg=degreeCelsius
FORCE_INLINE float degHotend0(){ return analog2temp(current_raw[TEMPSENSOR_HOTEND_0]);};
FORCE_INLINE float degHotend1(){ return analog2temp(current_raw[TEMPSENSOR_HOTEND_1]);};
FORCE_INLINE float degBed() { return analog2tempBed(current_raw[TEMPSENSOR_BED]);};
FORCE_INLINE float degHotend(uint8_t extruder){
if(extruder == 0) return analog2temp(current_raw[TEMPSENSOR_HOTEND_0]);
if(extruder == 1) return analog2temp(current_raw[TEMPSENSOR_HOTEND_1]);
FORCE_INLINE float degHotend(uint8_t extruder) {
return analog2temp(current_raw[extruder], extruder);
};
FORCE_INLINE float degTargetHotend0() { return analog2temp(target_raw[TEMPSENSOR_HOTEND_0]);};
FORCE_INLINE float degTargetHotend1() { return analog2temp(target_raw[TEMPSENSOR_HOTEND_1]);};
FORCE_INLINE float degTargetHotend(uint8_t extruder){
if(extruder == 0) return analog2temp(target_raw[TEMPSENSOR_HOTEND_0]);
if(extruder == 1) return analog2temp(target_raw[TEMPSENSOR_HOTEND_1]);
FORCE_INLINE float degBed() {
return analog2tempBed(current_raw_bed);
};
FORCE_INLINE float degTargetBed() { return analog2tempBed(target_raw[TEMPSENSOR_BED]);};
FORCE_INLINE void setTargetHotend0(const float &celsius)
{
target_raw[TEMPSENSOR_HOTEND_0]=temp2analog(celsius);
heatingtarget_raw[TEMPSENSOR_HOTEND_0]=temp2analog(celsius-HEATING_EARLY_FINISH_DEG_OFFSET);
#ifdef PIDTEMP
pid_setpoint = celsius;
#endif //PIDTEMP
FORCE_INLINE float degTargetHotend(uint8_t extruder) {
return analog2temp(target_raw[extruder], extruder);
};
FORCE_INLINE float degTargetBed() {
return analog2tempBed(target_raw_bed);
};
FORCE_INLINE void setTargetHotend(const float &celsius, uint8_t extruder) {
target_raw[extruder] = temp2analog(celsius, extruder);
#ifdef PIDTEMP
pid_setpoint[extruder] = celsius;
#endif //PIDTEMP
};
FORCE_INLINE void setTargetBed(const float &celsius) {
target_raw_bed = temp2analogBed(celsius);
};
FORCE_INLINE void setTargetHotend1(const float &celsius) { target_raw[TEMPSENSOR_HOTEND_1]=temp2analog(celsius);};
FORCE_INLINE void setTargetHotend(const float &celcius, uint8_t extruder){
if(extruder == 0) setTargetHotend0(celcius);
if(extruder == 1) setTargetHotend1(celcius);
};
FORCE_INLINE void setTargetBed(const float &celsius) { target_raw[TEMPSENSOR_BED ]=temp2analogBed(celsius);};
FORCE_INLINE bool isHeatingHotend0() {return heatingtarget_raw[TEMPSENSOR_HOTEND_0] > current_raw[TEMPSENSOR_HOTEND_0];};
FORCE_INLINE bool isHeatingHotend1() {return target_raw[TEMPSENSOR_HOTEND_1] > current_raw[TEMPSENSOR_HOTEND_1];};
FORCE_INLINE bool isHeatingHotend(uint8_t extruder){
if(extruder == 0) return heatingtarget_raw[TEMPSENSOR_HOTEND_0] > current_raw[TEMPSENSOR_HOTEND_0];
if(extruder == 1) return target_raw[TEMPSENSOR_HOTEND_1] > current_raw[TEMPSENSOR_HOTEND_1];
return false;
return target_raw[extruder] > current_raw[extruder];
};
FORCE_INLINE bool isHeatingBed() {return target_raw[TEMPSENSOR_BED] > current_raw[TEMPSENSOR_BED];};
FORCE_INLINE bool isCoolingHotend0() {return target_raw[TEMPSENSOR_HOTEND_0] < current_raw[TEMPSENSOR_HOTEND_0];};
FORCE_INLINE bool isCoolingHotend1() {return target_raw[TEMPSENSOR_HOTEND_1] < current_raw[TEMPSENSOR_HOTEND_1];};
FORCE_INLINE bool isCoolingHotend(uint8_t extruder){
if(extruder == 0) return target_raw[TEMPSENSOR_HOTEND_0] < current_raw[TEMPSENSOR_HOTEND_0];
if(extruder == 1) return target_raw[TEMPSENSOR_HOTEND_1] < current_raw[TEMPSENSOR_HOTEND_1];
return false;
FORCE_INLINE bool isHeatingBed() {
return target_raw_bed > current_raw_bed;
};
FORCE_INLINE bool isCoolingBed() {return target_raw[TEMPSENSOR_BED] < current_raw[TEMPSENSOR_BED];};
FORCE_INLINE bool isCoolingHotend(uint8_t extruder) {
return target_raw[extruder] < current_raw[extruder];
};
FORCE_INLINE bool isCoolingBed() {
return target_raw_bed < current_raw_bed;
};
#define degHotend0() degHotend(0)
#define degTargetHotend0() degTargetHotend(0)
#define setTargetHotend0(_celsius) setTargetHotend((_celsius), 0)
#define isHeatingHotend0() isHeatingHotend(0)
#define isCoolingHotend0() isCoolingHotend(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)
#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)
#endif
#if EXTRUDERS > 3
#error Invalid number of extruders
#endif
FORCE_INLINE void autotempShutdown(){
#ifdef AUTOTEMP
if(autotemp_enabled)
{
autotemp_enabled=false;
if(degTargetHotend0()>autotemp_min)
setTargetHotend0(0);
if(degTargetHotend(ACTIVE_EXTRUDER)>autotemp_min)
setTargetHotend(0,ACTIVE_EXTRUDER);
}
#endif
}
void disable_heater();
void setWatch();
void updatePID();