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- /**
- * 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/ultralcd.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
-
- ui.set_status(GET_TEXT(MSG_PID_AUTOTUNE));
- thermalManager.PID_autotune(temp, e, c, u);
- ui.reset_status();
- }
-
- #endif // HAS_PID_HEATING
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