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Multi extruder support for M600 and LCD (FR #8672)

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This commit is contained in:
Marcio Teixeira 2017-12-26 15:25:41 -07:00 • committed by Scott Lahteine
parent ecba9b6738
commit 6195f7810a
2 changed files with 104 additions and 9 deletions
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19
Marlin/Marlin_main.cpp
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@ -10008,6 +10008,7 @@ inline void gcode_M502() {
* U[distance] - Retract distance for removal (negative value) (manual reload)
* L[distance] - Extrude distance for insertion (positive value) (manual reload)
* B[count] - Number of times to beep, -1 for indefinite (if equipped with a buzzer)
* T[toolhead] - Select extruder for filament change
*
* Default values are used for omitted arguments.
*
@ -10020,6 +10021,18 @@ inline void gcode_M502() {
if (axis_unhomed_error()) home_all_axes();
#endif
#if EXTRUDERS > 1
// Change toolhead if specified
uint8_t active_extruder_before_filament_change = -1;
if (parser.seen('T')) {
const uint8_t extruder = parser.value_byte();
if (active_extruder != extruder) {
active_extruder_before_filament_change = active_extruder;
tool_change(extruder, 0, true);
}
}
#endif
// Initial retract before move to filament change position
const float retract = parser.seen('E') ? parser.value_axis_units(E_AXIS) : 0
#ifdef PAUSE_PARK_RETRACT_LENGTH
@ -10072,6 +10085,12 @@ inline void gcode_M502() {
resume_print(load_length, ADVANCED_PAUSE_EXTRUDE_LENGTH, beep_count);
}
#if EXTRUDERS > 1
// Restore toolhead if it was changed
if (active_extruder_before_filament_change >= 0)
tool_change(active_extruder_before_filament_change, 0, true);
#endif
// Resume the print job timer if it was running
if (job_running) print_job_timer.start();
}