Initial commit

7 files changed, 698 insertions, 0 deletions

diff --git a/Marlin/src/gcode/temp/M104_M109.cpp b/Marlin/src/gcode/temp/M104_M109.cpp
new file mode 100644
index 0000000..07e46e1
--- /dev/null
+++ b/Marlin/src/gcode/temp/M104_M109.cpp
@@ -0,0 +1,200 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+
+/**
+ * gcode/temp/M104_M109.cpp
+ *
+ * Hotend target temperature control
+ */
+
+#include "../../inc/MarlinConfigPre.h"
+
+#if EXTRUDERS
+
+#include "../gcode.h"
+#include "../../module/temperature.h"
+#include "../../module/motion.h"
+#include "../../module/planner.h"
+#include "../../lcd/marlinui.h"
+
+#include "../../MarlinCore.h" // for startOrResumeJob, etc.
+
+#if ENABLED(PRINTJOB_TIMER_AUTOSTART)
+  #include "../../module/printcounter.h"
+  #if ENABLED(CANCEL_OBJECTS)
+    #include "../../feature/cancel_object.h"
+  #endif
+#endif
+
+#if ENABLED(SINGLENOZZLE_STANDBY_TEMP)
+  #include "../../module/tool_change.h"
+#endif
+
+/**
+ * M104: Set Hotend Temperature target and return immediately
+ *
+ * Parameters:
+ *  I<preset> : Material Preset index (if material presets are defined)
+ *  T<index>  : Tool index. If omitted, applies to the active tool
+ *  S<target> : The target temperature in current units
+ */
+void GcodeSuite::M104() {
+
+  if (DEBUGGING(DRYRUN)) return;
+
+  #if ENABLED(MIXING_EXTRUDER) && MIXING_VIRTUAL_TOOLS > 1
+    constexpr int8_t target_extruder = 0;
+  #else
+    const int8_t target_extruder = get_target_extruder_from_command();
+    if (target_extruder < 0) return;
+  #endif
+
+  bool got_temp = false;
+  int16_t temp = 0;
+
+  // Accept 'I' if temperature presets are defined
+  #if PREHEAT_COUNT
+    got_temp = parser.seenval('I');
+    if (got_temp) {
+      const uint8_t index = parser.value_byte();
+      temp = ui.material_preset[_MIN(index, PREHEAT_COUNT - 1)].hotend_temp;
+    }
+  #endif
+
+  // If no 'I' get the temperature from 'S'
+  if (!got_temp) {
+    got_temp = parser.seenval('S');
+    if (got_temp) temp = parser.value_celsius();
+  }
+
+  if (got_temp) {
+    #if ENABLED(SINGLENOZZLE_STANDBY_TEMP)
+      thermalManager.singlenozzle_temp[target_extruder] = temp;
+      if (target_extruder != active_extruder) return;
+    #endif
+    thermalManager.setTargetHotend(temp, target_extruder);
+
+    #if ENABLED(DUAL_X_CARRIAGE)
+      if (idex_is_duplicating() && target_extruder == 0)
+        thermalManager.setTargetHotend(temp ? temp + duplicate_extruder_temp_offset : 0, 1);
+    #endif
+
+    #if ENABLED(PRINTJOB_TIMER_AUTOSTART)
+      /**
+       * Stop the timer at the end of print. Start is managed by 'heat and wait' M109.
+       * Hotends use EXTRUDE_MINTEMP / 2 to allow nozzles to be put into hot standby
+       * mode, for instance in a dual extruder setup, without affecting the running
+       * print timer.
+       */
+      thermalManager.auto_job_check_timer(false, true);
+    #endif
+  }
+
+  TERN_(AUTOTEMP, planner.autotemp_M104_M109());
+}
+
+/**
+ * M109: Set Hotend Temperature target and wait
+ *
+ * Parameters
+ *  I<preset> : Material Preset index (if material presets are defined)
+ *  T<index>  : Tool index. If omitted, applies to the active tool
+ *  S<target> : The target temperature in current units. Wait for heating only.
+ *  R<target> : The target temperature in current units. Wait for heating and cooling.
+ *
+ * With AUTOTEMP...
+ *  F<factor> : Autotemp Scaling Factor. Set non-zero to enable Auto-temp.
+ *  S<min>    : Minimum temperature, in current units.
+ *  B<max>    : Maximum temperature, in current units.
+ *
+ * Examples
+ *  M109 S100 : Set target to 100°. Wait until the hotend is at or above 100°.
+ *  M109 R150 : Set target to 150°. Wait until the hotend gets close to 150°.
+ *
+ * With PRINTJOB_TIMER_AUTOSTART turning on heaters will start the print job timer
+ *  (used by printingIsActive, etc.) and turning off heaters will stop the timer.
+ */
+void GcodeSuite::M109() {
+
+  if (DEBUGGING(DRYRUN)) return;
+
+  #if ENABLED(MIXING_EXTRUDER) && MIXING_VIRTUAL_TOOLS > 1
+    constexpr int8_t target_extruder = 0;
+  #else
+    const int8_t target_extruder = get_target_extruder_from_command();
+    if (target_extruder < 0) return;
+  #endif
+
+  bool got_temp = false;
+  int16_t temp = 0;
+
+  // Accept 'I' if temperature presets are defined
+  #if PREHEAT_COUNT
+    got_temp = parser.seenval('I');
+    if (got_temp) {
+      const uint8_t index = parser.value_byte();
+      temp = ui.material_preset[_MIN(index, PREHEAT_COUNT - 1)].hotend_temp;
+    }
+  #endif
+
+  // Get the temperature from 'S' or 'R'
+  bool no_wait_for_cooling = false;
+  if (!got_temp) {
+    no_wait_for_cooling = parser.seenval('S');
+    got_temp = no_wait_for_cooling || parser.seenval('R');
+    if (got_temp) temp = int16_t(parser.value_celsius());
+  }
+
+  if (got_temp) {
+    #if ENABLED(SINGLENOZZLE_STANDBY_TEMP)
+      thermalManager.singlenozzle_temp[target_extruder] = temp;
+      if (target_extruder != active_extruder) return;
+    #endif
+    thermalManager.setTargetHotend(temp, target_extruder);
+
+    #if ENABLED(DUAL_X_CARRIAGE)
+      if (idex_is_duplicating() && target_extruder == 0)
+        thermalManager.setTargetHotend(temp ? temp + duplicate_extruder_temp_offset : 0, 1);
+    #endif
+
+    #if ENABLED(PRINTJOB_TIMER_AUTOSTART)
+      /**
+       * Use half EXTRUDE_MINTEMP to allow nozzles to be put into hot
+       * standby mode, (e.g., in a dual extruder setup) without affecting
+       * the running print timer.
+       */
+      thermalManager.auto_job_check_timer(true, true);
+    #endif
+
+    #if HAS_DISPLAY
+      if (thermalManager.isHeatingHotend(target_extruder) || !no_wait_for_cooling)
+        thermalManager.set_heating_message(target_extruder);
+    #endif
+  }
+
+  TERN_(AUTOTEMP, planner.autotemp_M104_M109());
+
+  if (got_temp)
+    (void)thermalManager.wait_for_hotend(target_extruder, no_wait_for_cooling);
+}
+
+#endif // EXTRUDERS
diff --git a/Marlin/src/gcode/temp/M105.cpp b/Marlin/src/gcode/temp/M105.cpp
new file mode 100644
index 0000000..eefc3ae
--- /dev/null
+++ b/Marlin/src/gcode/temp/M105.cpp
@@ -0,0 +1,51 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "../gcode.h"
+#include "../../module/temperature.h"
+
+/**
+ * M105: Read hot end and bed temperature
+ */
+void GcodeSuite::M105() {
+
+  const int8_t target_extruder = get_target_extruder_from_command();
+  if (target_extruder < 0) return;
+
+  SERIAL_ECHOPGM(STR_OK);
+
+  #if HAS_TEMP_SENSOR
+
+    thermalManager.print_heater_states(target_extruder
+      #if ENABLED(TEMP_SENSOR_1_AS_REDUNDANT)
+        , parser.boolval('R')
+      #endif
+    );
+
+    SERIAL_EOL();
+
+  #else
+
+    SERIAL_ECHOLNPGM(" T:0"); // Some hosts send M105 to test the serial connection
+
+  #endif
+}
diff --git a/Marlin/src/gcode/temp/M106_M107.cpp b/Marlin/src/gcode/temp/M106_M107.cpp
new file mode 100644
index 0000000..9c70f1e
--- /dev/null
+++ b/Marlin/src/gcode/temp/M106_M107.cpp
@@ -0,0 +1,95 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "../../inc/MarlinConfig.h"
+
+#if HAS_FAN
+
+#include "../gcode.h"
+#include "../../module/motion.h"
+#include "../../module/temperature.h"
+
+#if PREHEAT_COUNT
+  #include "../../lcd/marlinui.h"
+#endif
+
+#if ENABLED(SINGLENOZZLE)
+  #define _ALT_P active_extruder
+  #define _CNT_P EXTRUDERS
+#else
+  #define _ALT_P _MIN(active_extruder, FAN_COUNT - 1)
+  #define _CNT_P FAN_COUNT
+#endif
+
+/**
+ * M106: Set Fan Speed
+ *
+ *  I<index> Material Preset index (if material presets are defined)
+ *  S<int>   Speed between 0-255
+ *  P<index> Fan index, if more than one fan
+ *
+ * With EXTRA_FAN_SPEED enabled:
+ *
+ *  T<int>   Restore/Use/Set Temporary Speed:
+ *           1     = Restore previous speed after T2
+ *           2     = Use temporary speed set with T3-255
+ *           3-255 = Set the speed for use with T2
+ */
+void GcodeSuite::M106() {
+  const uint8_t pfan = parser.byteval('P', _ALT_P);
+
+  if (pfan < _CNT_P) {
+
+    #if ENABLED(EXTRA_FAN_SPEED)
+      const uint16_t t = parser.intval('T');
+      if (t > 0) return thermalManager.set_temp_fan_speed(pfan, t);
+    #endif
+
+    const uint16_t dspeed = parser.seen('A') ? thermalManager.fan_speed[active_extruder] : 255;
+
+    uint16_t speed = dspeed;
+
+    // Accept 'I' if temperature presets are defined
+    #if PREHEAT_COUNT
+      const bool got_preset = parser.seenval('I');
+      if (got_preset) speed = ui.material_preset[_MIN(parser.value_byte(), PREHEAT_COUNT - 1)].fan_speed;
+    #else
+      constexpr bool got_preset = false;
+    #endif
+
+    if (!got_preset && parser.seenval('S'))
+      speed = parser.value_ushort();
+
+    // Set speed, with constraint
+    thermalManager.set_fan_speed(pfan, speed);
+  }
+}
+
+/**
+ * M107: Fan Off
+ */
+void GcodeSuite::M107() {
+  const uint8_t p = parser.byteval('P', _ALT_P);
+  thermalManager.set_fan_speed(p, 0);
+}
+
+#endif // HAS_FAN
diff --git a/Marlin/src/gcode/temp/M140_M190.cpp b/Marlin/src/gcode/temp/M140_M190.cpp
new file mode 100644
index 0000000..d684127
--- /dev/null
+++ b/Marlin/src/gcode/temp/M140_M190.cpp
@@ -0,0 +1,138 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+
+/**
+ * gcode/temp/M140_M190.cpp
+ *
+ * Bed target temperature control
+ */
+
+#include "../../inc/MarlinConfig.h"
+
+#if HAS_HEATED_BED
+
+#include "../gcode.h"
+#include "../../module/temperature.h"
+#include "../../module/motion.h"
+#include "../../lcd/marlinui.h"
+
+#if ENABLED(PRINTJOB_TIMER_AUTOSTART)
+  #include "../../module/printcounter.h"
+#endif
+
+#if ENABLED(PRINTER_EVENT_LEDS)
+  #include "../../feature/leds/leds.h"
+#endif
+
+#include "../../MarlinCore.h" // for wait_for_heatup, idle, startOrResumeJob
+
+/**
+ * M140: Set bed temperature
+ *
+ *  I<index>  : Preset index (if material presets are defined)
+ *  S<target> : The target temperature in current units
+ */
+void GcodeSuite::M140() {
+  if (DEBUGGING(DRYRUN)) return;
+
+  bool got_temp = false;
+  int16_t temp = 0;
+
+  // Accept 'I' if temperature presets are defined
+  #if PREHEAT_COUNT
+    got_temp = parser.seenval('I');
+    if (got_temp) {
+      const uint8_t index = parser.value_byte();
+      temp = ui.material_preset[_MIN(index, PREHEAT_COUNT - 1)].bed_temp;
+    }
+  #endif
+
+  // If no 'I' get the temperature from 'S'
+  if (!got_temp) {
+    got_temp = parser.seenval('S');
+    if (got_temp) temp = parser.value_celsius();
+  }
+
+  if (got_temp) {
+    thermalManager.setTargetBed(temp);
+
+    #if ENABLED(PRINTJOB_TIMER_AUTOSTART)
+      /**
+       * Stop the timer at the end of print. Hotend, bed target, and chamber
+       * temperatures need to be set below mintemp. Order of M140, M104, and M141
+       * at the end of the print does not matter.
+       */
+      thermalManager.auto_job_check_timer(false, true);
+    #endif
+  }
+}
+
+/**
+ * M190 - Set Bed Temperature target and wait
+ *
+ * Parameters:
+ *  I<index>  : Preset index (if material presets are defined)
+ *  S<target> : The target temperature in current units. Wait for heating only.
+ *  R<target> : The target temperature in current units. Wait for heating and cooling.
+ *
+ * Examples:
+ *  M190 S60 : Set target to 60°. Wait until the bed is at or above 60°.
+ *  M190 R40 : Set target to 40°. Wait until the bed gets close to 40°.
+ *
+ * With PRINTJOB_TIMER_AUTOSTART turning on heaters will start the print job timer
+ *  (used by printingIsActive, etc.) and turning off heaters will stop the timer.
+ */
+void GcodeSuite::M190() {
+  if (DEBUGGING(DRYRUN)) return;
+
+  bool got_temp = false;
+  int16_t temp = 0;
+
+  // Accept 'I' if temperature presets are defined
+  #if PREHEAT_COUNT
+    got_temp = parser.seenval('I');
+    if (got_temp) {
+      const uint8_t index = parser.value_byte();
+      temp = ui.material_preset[_MIN(index, PREHEAT_COUNT - 1)].bed_temp;
+    }
+  #endif
+
+  // Get the temperature from 'S' or 'R'
+  bool no_wait_for_cooling = false;
+  if (!got_temp) {
+    no_wait_for_cooling = parser.seenval('S');
+    got_temp = no_wait_for_cooling || parser.seenval('R');
+    if (got_temp) temp = int16_t(parser.value_celsius());
+  }
+
+  if (!got_temp) return;
+
+  thermalManager.setTargetBed(temp);
+
+  TERN_(PRINTJOB_TIMER_AUTOSTART, thermalManager.auto_job_check_timer(true, false));
+
+  ui.set_status_P(thermalManager.isHeatingBed() ? GET_TEXT(MSG_BED_HEATING) : GET_TEXT(MSG_BED_COOLING));
+
+  thermalManager.wait_for_bed(no_wait_for_cooling);
+}
+
+#endif // HAS_HEATED_BED
diff --git a/Marlin/src/gcode/temp/M141_M191.cpp b/Marlin/src/gcode/temp/M141_M191.cpp
new file mode 100644
index 0000000..17eb71e
--- /dev/null
+++ b/Marlin/src/gcode/temp/M141_M191.cpp
@@ -0,0 +1,89 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+
+/**
+ * gcode/temp/M141_M191.cpp
+ *
+ * Chamber target temperature control
+ */
+
+#include "../../inc/MarlinConfig.h"
+
+#if HAS_HEATED_CHAMBER
+
+#include "../gcode.h"
+#include "../../module/temperature.h"
+
+#include "../../module/motion.h"
+#include "../../lcd/marlinui.h"
+
+#if ENABLED(PRINTJOB_TIMER_AUTOSTART)
+  #include "../../module/printcounter.h"
+#endif
+
+#if ENABLED(PRINTER_EVENT_LEDS)
+  #include "../../feature/leds/leds.h"
+#endif
+
+#include "../../MarlinCore.h" // for wait_for_heatup, idle, startOrResumeJob
+
+/**
+ * M141: Set chamber temperature
+ */
+void GcodeSuite::M141() {
+  if (DEBUGGING(DRYRUN)) return;
+  if (parser.seenval('S')) {
+    thermalManager.setTargetChamber(parser.value_celsius());
+
+    #if ENABLED(PRINTJOB_TIMER_AUTOSTART)
+      /**
+       * Stop the timer at the end of print. Hotend, bed target, and chamber
+       * temperatures need to be set below mintemp. Order of M140, M104, and M141
+       * at the end of the print does not matter.
+       */
+      thermalManager.auto_job_check_timer(false, true);
+    #endif
+  }
+}
+
+/**
+ * M191: Sxxx Wait for chamber current temp to reach target temp. Waits only when heating
+ *       Rxxx Wait for chamber current temp to reach target temp. Waits when heating and cooling
+ */
+void GcodeSuite::M191() {
+  if (DEBUGGING(DRYRUN)) return;
+
+  const bool no_wait_for_cooling = parser.seenval('S');
+  if (no_wait_for_cooling || parser.seenval('R')) {
+    thermalManager.setTargetChamber(parser.value_celsius());
+    TERN_(PRINTJOB_TIMER_AUTOSTART, thermalManager.auto_job_check_timer(true, false));
+  }
+  else return;
+
+  const bool is_heating = thermalManager.isHeatingChamber();
+  if (is_heating || !no_wait_for_cooling) {
+    ui.set_status_P(is_heating ? GET_TEXT(MSG_CHAMBER_HEATING) : GET_TEXT(MSG_CHAMBER_COOLING));
+    thermalManager.wait_for_chamber(false);
+  }
+}
+
+#endif // HAS_HEATED_CHAMBER
diff --git a/Marlin/src/gcode/temp/M155.cpp b/Marlin/src/gcode/temp/M155.cpp
new file mode 100644
index 0000000..48c2398
--- /dev/null
+++ b/Marlin/src/gcode/temp/M155.cpp
@@ -0,0 +1,40 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "../../inc/MarlinConfig.h"
+
+#if BOTH(AUTO_REPORT_TEMPERATURES, HAS_TEMP_SENSOR)
+
+#include "../gcode.h"
+#include "../../module/temperature.h"
+
+/**
+ * M155: Set temperature auto-report interval. M155 S<seconds>
+ */
+void GcodeSuite::M155() {
+
+  if (parser.seenval('S'))
+    thermalManager.auto_reporter.set_interval(parser.value_byte());
+
+}
+
+#endif // AUTO_REPORT_TEMPERATURES && HAS_TEMP_SENSOR
diff --git a/Marlin/src/gcode/temp/M303.cpp b/Marlin/src/gcode/temp/M303.cpp
new file mode 100644
index 0000000..a066ddc
--- /dev/null
+++ b/Marlin/src/gcode/temp/M303.cpp
@@ -0,0 +1,85 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "../../inc/MarlinConfig.h"
+
+#if HAS_PID_HEATING
+
+#include "../gcode.h"
+#include "../../lcd/marlinui.h"
+#include "../../module/temperature.h"
+
+#if ENABLED(EXTENSIBLE_UI)
+  #include "../../lcd/extui/ui_api.h"
+#endif
+
+/**
+ * M303: PID relay autotune
+ *
+ *  S<temperature>  Set the target temperature. (Default: 150C / 70C)
+ *  E<extruder>     Extruder number to tune, or -1 for the bed. (Default: E0)
+ *  C<cycles>       Number of times to repeat the procedure. (Minimum: 3, Default: 5)
+ *  U<bool>         Flag to apply the result to the current PID values
+ *
+ * With PID_DEBUG:
+ *  D               Toggle PID debugging and EXIT without further action.
+ */
+
+#if ENABLED(PID_DEBUG)
+  bool pid_debug_flag = 0;
+#endif
+
+void GcodeSuite::M303() {
+
+  #if ENABLED(PID_DEBUG)
+    if (parser.seen('D')) {
+      pid_debug_flag = !pid_debug_flag;
+      SERIAL_ECHO_START();
+      SERIAL_ECHOPGM("PID Debug ");
+      serialprintln_onoff(pid_debug_flag);
+      return;
+    }
+  #endif
+
+  #define SI TERN(PIDTEMPBED, H_BED, H_E0)
+  #define EI TERN(PIDTEMP, HOTENDS - 1, H_BED)
+  const heater_id_t e = (heater_id_t)parser.intval('E');
+  if (!WITHIN(e, SI, EI)) {
+    SERIAL_ECHOLNPGM(STR_PID_BAD_EXTRUDER_NUM);
+    TERN_(EXTENSIBLE_UI, ExtUI::onPidTuning(ExtUI::result_t::PID_BAD_EXTRUDER_NUM));
+    return;
+  }
+
+  const int c = parser.intval('C', 5);
+  const bool u = parser.boolval('U');
+  const int16_t temp = parser.celsiusval('S', e < 0 ? PREHEAT_1_TEMP_BED : PREHEAT_1_TEMP_HOTEND);
+
+  #if DISABLED(BUSY_WHILE_HEATING)
+    KEEPALIVE_STATE(NOT_BUSY);
+  #endif
+
+  LCD_MESSAGEPGM(MSG_PID_AUTOTUNE);
+  thermalManager.PID_autotune(temp, e, c, u);
+  ui.reset_status();
+}
+
+#endif // HAS_PID_HEATING