bissen21/Marlin_Firmware
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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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107
Marlin/Marlin.pde
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@ -119,7 +119,6 @@
//===========================================================================
//=============================imported variables============================
//===========================================================================
extern float HeaterPower;
//===========================================================================
@ -133,8 +132,10 @@ bool axis_relative_modes[] = AXIS_RELATIVE_MODES;
volatile int feedmultiply=100; //100->1 200->2
int saved_feedmultiply;
volatile bool feedmultiplychanged=false;
float current_position[NUM_AXIS] = { 0.0, 0.0, 0.0, 0.0};
float current_position[NUM_AXIS] = { 0.0, 0.0, 0.0, 0.0 };
float add_homeing[3]={0,0,0};
uint8_t active_extruder = 0;
//===========================================================================
//=============================private variables=============================
@ -601,7 +602,6 @@ FORCE_INLINE void process_commands()
else if(code_seen('M'))
{
switch( (int)code_value() )
{
case 17:
@ -609,10 +609,12 @@ FORCE_INLINE void process_commands()
enable_x();
enable_y();
enable_z();
enable_e();
enable_e0();
enable_e1();
enable_e2();
break;
#ifdef SDSUPPORT
#ifdef SDSUPPORT
case 20: // M20 - list SD card
SERIAL_PROTOCOLLNPGM("Begin file list");
card.ls();
@ -641,9 +643,8 @@ FORCE_INLINE void process_commands()
card.pauseSDPrint();
break;
case 26: //M26 - Set SD index
if(card.cardOK && code_seen('S')){
if(card.cardOK && code_seen('S')) {
card.setIndex(code_value_long());
}
break;
case 27: //M27 - Get SD status
@ -657,16 +658,15 @@ FORCE_INLINE void process_commands()
*(starpos-1) = '\0';
}
card.openFile(strchr_pointer+4,false);
break;
case 29: //M29 - Stop SD write
//processed in write to file routine above
//card,saving = false;
break;
#endif //SDSUPPORT
#endif //SDSUPPORT
case 30: //M30 take time since the start of the SD print or an M109 command
{
{
stoptime=millis();
char time[30];
unsigned long t=(stoptime-starttime)/1000;
@ -678,8 +678,8 @@ FORCE_INLINE void process_commands()
SERIAL_ECHOLN(time);
LCD_MESSAGE(time);
autotempShutdown();
}
break;
}
break;
case 42: //M42 -Change pin status via gcode
if (code_seen('S'))
{
@ -723,7 +723,7 @@ FORCE_INLINE void process_commands()
if (code_seen('S')) setTargetBed(code_value());
break;
case 105 : // M105
tmp_extruder = active_extruder;
tmp_extruder = ACTIVE_EXTRUDER;
if(code_seen('T')) {
tmp_extruder = code_value();
if(tmp_extruder >= EXTRUDERS) {
@ -733,21 +733,16 @@ FORCE_INLINE void process_commands()
break;
}
}
#if (TEMP_0_PIN > -1) || (TEMP_2_PIN > -1)
#if (TEMP_0_PIN > -1)
SERIAL_PROTOCOLPGM("ok T:");
SERIAL_PROTOCOL( degHotend(tmp_extruder));
#if TEMP_1_PIN > -1
SERIAL_PROTOCOL(degHotend(tmp_extruder));
#if TEMP_BED_PIN > -1
SERIAL_PROTOCOLPGM(" B:");
SERIAL_PROTOCOL(degBed());
#endif //TEMP_1_PIN
#endif //TEMP_BED_PIN
#else
SERIAL_ERROR_START;
SERIAL_ERRORLNPGM("No thermistors - no temp");
#endif
#ifdef PIDTEMP
SERIAL_PROTOCOLPGM(" @:");
SERIAL_PROTOCOL( HeaterPower);
#endif
SERIAL_PROTOCOLLN("");
return;
@ -790,19 +785,31 @@ FORCE_INLINE void process_commands()
residencyStart = -1;
/* continue to loop until we have reached the target temp
_and_ until TEMP_RESIDENCY_TIME hasn't passed since we reached it */
while((target_direction ? (isHeatingHotend(tmp_extruder)) : (isCoolingHotend(tmp_extruder))) ||
(residencyStart > -1 && (millis() - residencyStart) < TEMP_RESIDENCY_TIME*1000) ) {
while((residencyStart == -1) ||
(residencyStart > -1 && (millis() - residencyStart) < TEMP_RESIDENCY_TIME*1000) ) {
#else
while ( target_direction ? (isHeatingHotend(tmp_extruder)) : (isCoolingHotend(tmp_extruder)&&(CooldownNoWait==false)) ) {
while ( target_direction ? (isHeatingHotend(tmp_extruder)) : (isCoolingHotend(tmp_extruder)&&(CooldownNoWait==false)) ) {
#endif //TEMP_RESIDENCY_TIME
if( (millis() - codenum) > 1000 )
{ //Print Temp Reading every 1 second while heating up/cooling down
SERIAL_PROTOCOLPGM("T:");
SERIAL_PROTOCOLLN( degHotend(tmp_extruder) );
codenum = millis();
}
manage_heater();
LCD_STATUS;
if( (millis() - codenum) > 1000 )
{ //Print Temp Reading and remaining time every 1 second while heating up/cooling down
SERIAL_PROTOCOLPGM("T:");
SERIAL_PROTOCOLLN( degHotend(tmp_extruder) );
SERIAL_PROTOCOLPGM(" E:");
SERIAL_PROTOCOLLN( (int)tmp_extruder );
SERIAL_PROTOCOLPGM(" W:");
if(residencyStart > -1)
{
codenum = TEMP_RESIDENCY_TIME - ((millis() - residencyStart) / 1000);
SERIAL_PROTOCOLLN( codenum );
}
else
{
SERIAL_PROTOCOLLN( "?" );
}
codenum = millis();
}
manage_heater();
LCD_STATUS;
#ifdef TEMP_RESIDENCY_TIME
/* start/restart the TEMP_RESIDENCY_TIME timer whenever we reach target temp for the first time
or when current temp falls outside the hysteresis after target temp was reached */
@ -818,8 +825,8 @@ FORCE_INLINE void process_commands()
starttime=millis();
}
break;
case 190: // M190 - Wait bed for heater to reach target.
#if TEMP_1_PIN > -1
case 190: // M190 - Wait for bed heater to reach target.
#if TEMP_BED_PIN > -1
LCD_MESSAGEPGM("Bed Heating.");
if (code_seen('S')) setTargetBed(code_value());
codenum = millis();
@ -827,13 +834,13 @@ FORCE_INLINE void process_commands()
{
if( (millis()-codenum) > 1000 ) //Print Temp Reading every 1 second while heating up.
{
float tt=degHotend0();
float tt=degHotend(ACTIVE_EXTRUDER);
SERIAL_PROTOCOLPGM("T:");
SERIAL_PROTOCOLLN(tt );
SERIAL_PROTOCOLPGM("ok T:");
SERIAL_PROTOCOL(tt );
SERIAL_PROTOCOL(tt);
SERIAL_PROTOCOLPGM(" E:");
SERIAL_PROTOCOLLN( (int)tmp_extruder );
SERIAL_PROTOCOLPGM(" B:");
SERIAL_PROTOCOLLN(degBed() );
SERIAL_PROTOCOLLN(degBed());
codenum = millis();
}
manage_heater();
@ -886,7 +893,9 @@ FORCE_INLINE void process_commands()
if(code_seen('E')) {
st_synchronize();
LCD_MESSAGEPGM("Free Move");
disable_e();
disable_e0();
disable_e1();
disable_e2();
}
else {
finishAndDisableSteppers();
@ -1061,7 +1070,9 @@ FORCE_INLINE void process_commands()
}
}
else if(code_seen('T')) {
else if(code_seen('T'))
{
tmp_extruder = code_value();
if(tmp_extruder >= EXTRUDERS) {
SERIAL_ECHO_START;
@ -1071,8 +1082,12 @@ FORCE_INLINE void process_commands()
}
else {
active_extruder = tmp_extruder;
SERIAL_ECHO_START;
SERIAL_ECHO("Active Extruder: ");
SERIAL_PROTOCOLLN((int)active_extruder);
}
}
else
{
SERIAL_ECHO_START;
@ -1167,7 +1182,9 @@ void manage_inactivity(byte debug)
disable_x();
disable_y();
disable_z();
disable_e();
disable_e0();
disable_e1();
disable_e2();
}
check_axes_activity();
}
@ -1179,7 +1196,9 @@ void kill()
disable_x();
disable_y();
disable_z();
disable_e();
disable_e0();
disable_e1();
disable_e2();
if(PS_ON_PIN > -1) pinMode(PS_ON_PIN,INPUT);
SERIAL_ERROR_START;