3DPrinting/Prusa-Firmware
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Preheat nozzle before loading filament in M600 (change filament) gcode.

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This fixes problem of not heating the nozzle when retrying load after MMU load failed.
This commit is contained in:
Marek Bel 2019-03-04 22:00:24 +01:00
parent 27f69bb761
commit b2255c8be9
4 changed files with 13 additions and 8 deletions
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2
Firmware/Marlin.h
View File

@ -493,5 +493,5 @@ void proc_commands();
void M600_load_filament();
void M600_load_filament_movements();
void M600_wait_for_user(float HotendTempBckp);
void M600_check_state();
void M600_check_state(float nozzle_temp);
void load_filament_final_feed();

9
Firmware/Marlin_main.cpp
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@ -3040,12 +3040,12 @@ static void gcode_M600(bool automatic, float x_position, float y_position, float
manage_response(false, false);
}
}
mmu_M600_load_filament(automatic);
mmu_M600_load_filament(automatic, HotendTempBckp);
}
else
M600_load_filament();
if (!automatic) M600_check_state();
if (!automatic) M600_check_state(HotendTempBckp);
lcd_update_enable(true);
@ -9090,7 +9090,8 @@ void load_filament_final_feed()
plan_buffer_line(current_position[X_AXIS], current_position[Y_AXIS], current_position[Z_AXIS], current_position[E_AXIS], FILAMENTCHANGE_EFEED_FINAL, active_extruder);
}
void M600_check_state()
//! @par nozzle_temp nozzle temperature to load filament
void M600_check_state(float nozzle_temp)
{
//Wait for user to check the state
lcd_change_fil_state = 0;
@ -9103,7 +9104,7 @@ void M600_check_state()
// Filament failed to load so load it again
case 2:
if (mmu_enabled)
mmu_M600_load_filament(false); //nonautomatic load; change to "wrong filament loaded" option?
mmu_M600_load_filament(false, nozzle_temp); //nonautomatic load; change to "wrong filament loaded" option?
else
M600_load_filament_movements();
break;

8
Firmware/mmu.cpp
View File

@ -830,9 +830,10 @@ void mmu_M600_wait_and_beep() {
WRITE(BEEPER, LOW);
}
void mmu_M600_load_filament(bool automatic)
//! @brief load filament for mmu v2
//! @par nozzle_temp nozzle temperature to load filament
void mmu_M600_load_filament(bool automatic, float nozzle_temp)
{
//load filament for mmu v2
tmp_extruder = mmu_extruder;
if (!automatic) {
#ifdef MMU_M600_SWITCH_EXTRUDER
@ -852,6 +853,9 @@ void mmu_M600_load_filament(bool automatic)
// printf_P(PSTR("T code: %d \n"), tmp_extruder);
// mmu_printf_P(PSTR("T%d\n"), tmp_extruder);
setTargetHotend(nozzle_temp,active_extruder);
mmu_wait_for_heater_blocking();
mmu_command(MmuCmd::T0 + tmp_extruder);
manage_response(false, true, MMU_LOAD_MOVE);

2
Firmware/mmu.h
View File

@ -97,7 +97,7 @@ extern void manage_response(bool move_axes, bool turn_off_nozzle, uint8_t move =
extern void mmu_load_to_nozzle();
extern void mmu_M600_load_filament(bool automatic);
extern void mmu_M600_load_filament(bool automatic, float nozzle_temp);
extern void mmu_M600_wait_and_beep();
extern void extr_mov(float shift, float feed_rate);