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Fix and improve Power-Loss Recovery (#21779, #21894)

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Co-authored-by: Scott Lahteine <thinkyhead@users.noreply.github.com>
This commit is contained in:
tobuh
2021-05-10 14:24:35 +02:00
committed by Scott Lahteine
parent a7fd6b68be
commit 31d3a781a8
8 changed files with 151 additions and 66 deletions
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17
Marlin/src/feature/pause.cpp
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@@ -406,6 +406,15 @@ bool pause_print(const_float_t retract, const xyz_pos_t &park_point, const bool
// Save current position
resume_position = current_position;
// Will the nozzle be parking?
const bool do_park = !axes_should_home();
#if ENABLED(POWER_LOSS_RECOVERY)
// Save PLR info in case the power goes out while parked
const float park_raise = do_park ? nozzle.park_mode_0_height(park_point.z) - current_position.z : POWER_LOSS_ZRAISE;
if (was_sd_printing && recovery.enabled) recovery.save(true, park_raise, do_park);
#endif
// Wait for buffered blocks to complete
planner.synchronize();
@@ -419,9 +428,8 @@ bool pause_print(const_float_t retract, const xyz_pos_t &park_point, const bool
unscaled_e_move(retract, PAUSE_PARK_RETRACT_FEEDRATE);
}
// Park the nozzle by doing a Minimum Z Raise followed by an XY Move
if (!axes_should_home())
nozzle.park(0, park_point);
// If axes don't need to home then the nozzle can park
if (do_park) nozzle.park(0, park_point); // Park the nozzle by doing a Minimum Z Raise followed by an XY Move
#if ENABLED(DUAL_X_CARRIAGE)
const int8_t saved_ext = active_extruder;
@@ -429,7 +437,8 @@ bool pause_print(const_float_t retract, const xyz_pos_t &park_point, const bool
set_duplication_enabled(false, DXC_ext);
#endif
if (unload_length) // Unload the filament
// Unload the filament, if specified
if (unload_length)
unload_filament(unload_length, show_lcd, PAUSE_MODE_CHANGE_FILAMENT);
#if ENABLED(DUAL_X_CARRIAGE)