extruder runout prevention.
This commit is contained in:
parent
5b4625f79c
commit
1ec0c3b68a
@ -156,6 +156,14 @@
|
|||||||
#endif
|
#endif
|
||||||
#endif // PIDTEMP
|
#endif // PIDTEMP
|
||||||
|
|
||||||
|
// extruder run-out prevention.
|
||||||
|
//if the machine is idle, and the temperature over MINTEMP, every couple of SECONDS some filament is extruded
|
||||||
|
//#define EXTRUDER_RUNOUT_PREVENT
|
||||||
|
#define EXTRUDER_RUNOUT_MINTEMP 190
|
||||||
|
#define EXTRUDER_RUNOUT_SECONDS 60
|
||||||
|
#define EXTRUDER_RUNOUT_EXTRUDE 10 //mm filament
|
||||||
|
#define EXTRUDER_RUNOUT_SPEED 20 //extrusion speed
|
||||||
|
|
||||||
|
|
||||||
//===========================================================================
|
//===========================================================================
|
||||||
//=============================Mechanical Settings===========================
|
//=============================Mechanical Settings===========================
|
||||||
|
@ -499,19 +499,16 @@ FORCE_INLINE void process_commands()
|
|||||||
case 1: // G1
|
case 1: // G1
|
||||||
get_coordinates(); // For X Y Z E F
|
get_coordinates(); // For X Y Z E F
|
||||||
prepare_move();
|
prepare_move();
|
||||||
previous_millis_cmd = millis();
|
|
||||||
//ClearToSend();
|
//ClearToSend();
|
||||||
return;
|
return;
|
||||||
//break;
|
//break;
|
||||||
case 2: // G2 - CW ARC
|
case 2: // G2 - CW ARC
|
||||||
get_arc_coordinates();
|
get_arc_coordinates();
|
||||||
prepare_arc_move(true);
|
prepare_arc_move(true);
|
||||||
previous_millis_cmd = millis();
|
|
||||||
return;
|
return;
|
||||||
case 3: // G3 - CCW ARC
|
case 3: // G3 - CCW ARC
|
||||||
get_arc_coordinates();
|
get_arc_coordinates();
|
||||||
prepare_arc_move(false);
|
prepare_arc_move(false);
|
||||||
previous_millis_cmd = millis();
|
|
||||||
return;
|
return;
|
||||||
case 4: // G4 dwell
|
case 4: // G4 dwell
|
||||||
LCD_MESSAGEPGM("DWELL...");
|
LCD_MESSAGEPGM("DWELL...");
|
||||||
@ -521,7 +518,7 @@ FORCE_INLINE void process_commands()
|
|||||||
|
|
||||||
st_synchronize();
|
st_synchronize();
|
||||||
codenum += millis(); // keep track of when we started waiting
|
codenum += millis(); // keep track of when we started waiting
|
||||||
|
previous_millis_cmd = millis();
|
||||||
while(millis() < codenum ){
|
while(millis() < codenum ){
|
||||||
manage_heater();
|
manage_heater();
|
||||||
}
|
}
|
||||||
@ -837,6 +834,7 @@ FORCE_INLINE void process_commands()
|
|||||||
}
|
}
|
||||||
LCD_MESSAGEPGM("Heating done.");
|
LCD_MESSAGEPGM("Heating done.");
|
||||||
starttime=millis();
|
starttime=millis();
|
||||||
|
previous_millis_cmd = millis();
|
||||||
}
|
}
|
||||||
break;
|
break;
|
||||||
case 190: // M190 - Wait bed for heater to reach target.
|
case 190: // M190 - Wait bed for heater to reach target.
|
||||||
@ -860,6 +858,7 @@ FORCE_INLINE void process_commands()
|
|||||||
manage_heater();
|
manage_heater();
|
||||||
}
|
}
|
||||||
LCD_MESSAGEPGM("Bed done.");
|
LCD_MESSAGEPGM("Bed done.");
|
||||||
|
previous_millis_cmd = millis();
|
||||||
#endif
|
#endif
|
||||||
break;
|
break;
|
||||||
|
|
||||||
@ -1149,6 +1148,7 @@ FORCE_INLINE void get_arc_coordinates()
|
|||||||
|
|
||||||
void prepare_move()
|
void prepare_move()
|
||||||
{
|
{
|
||||||
|
|
||||||
if (min_software_endstops) {
|
if (min_software_endstops) {
|
||||||
if (destination[X_AXIS] < 0) destination[X_AXIS] = 0.0;
|
if (destination[X_AXIS] < 0) destination[X_AXIS] = 0.0;
|
||||||
if (destination[Y_AXIS] < 0) destination[Y_AXIS] = 0.0;
|
if (destination[Y_AXIS] < 0) destination[Y_AXIS] = 0.0;
|
||||||
@ -1165,6 +1165,7 @@ void prepare_move()
|
|||||||
for(int8_t i=0; i < NUM_AXIS; i++) {
|
for(int8_t i=0; i < NUM_AXIS; i++) {
|
||||||
current_position[i] = destination[i];
|
current_position[i] = destination[i];
|
||||||
}
|
}
|
||||||
|
previous_millis_cmd = millis();
|
||||||
}
|
}
|
||||||
|
|
||||||
void prepare_arc_move(char isclockwise) {
|
void prepare_arc_move(char isclockwise) {
|
||||||
@ -1179,6 +1180,7 @@ void prepare_arc_move(char isclockwise) {
|
|||||||
for(int8_t i=0; i < NUM_AXIS; i++) {
|
for(int8_t i=0; i < NUM_AXIS; i++) {
|
||||||
current_position[i] = destination[i];
|
current_position[i] = destination[i];
|
||||||
}
|
}
|
||||||
|
previous_millis_cmd = millis();
|
||||||
}
|
}
|
||||||
|
|
||||||
void manage_inactivity(byte debug)
|
void manage_inactivity(byte debug)
|
||||||
@ -1194,6 +1196,20 @@ void manage_inactivity(byte debug)
|
|||||||
disable_z();
|
disable_z();
|
||||||
disable_e();
|
disable_e();
|
||||||
}
|
}
|
||||||
|
#ifdef EXTRUDER_RUNOUT_PREVENT
|
||||||
|
if( (millis()-previous_millis_cmd) > EXTRUDER_RUNOUT_SECONDS*1000 )
|
||||||
|
if(degHotend(active_extruder)>EXTRUDER_RUNOUT_MINTEMP)
|
||||||
|
{
|
||||||
|
enable_e();
|
||||||
|
float oldepos=current_position[E_AXIS];
|
||||||
|
float oldedes=destination[E_AXIS];
|
||||||
|
plan_buffer_line(current_position[X_AXIS], current_position[Y_AXIS], current_position[Z_AXIS], current_position[E_AXIS]+EXTRUDER_RUNOUT_EXTRUDE, EXTRUDER_RUNOUT_SPEED*feedmultiply/60/100.0, active_extruder);
|
||||||
|
current_position[E_AXIS]=oldepos;
|
||||||
|
destination[E_AXIS]=oldedes;
|
||||||
|
plan_set_e_position(oldepos);
|
||||||
|
previous_millis_cmd=millis();
|
||||||
|
}
|
||||||
|
#endif
|
||||||
check_axes_activity();
|
check_axes_activity();
|
||||||
}
|
}
|
||||||
|
|
||||||
|
Loading…
Reference in New Issue
Block a user