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- /**
- * Marlin 3D Printer Firmware
- * Copyright (c) 2019 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 <http://www.gnu.org/licenses/>.
- *
- */
-
- #include "../../inc/MarlinConfig.h"
-
- #if HAS_PID_HEATING
-
- #include "../gcode.h"
- #include "../../module/temperature.h"
-
- #if ENABLED(EXTENSIBLE_UI)
- #include "../../lcd/extensible_ui/ui_api.h"
- #endif
-
- /**
- * M303: PID relay autotune
- *
- * S<temperature> sets the target temperature. (default 150C / 70C)
- * E<extruder> (-1 for the bed) (default 0)
- * C<cycles> Minimum 3. Default 5.
- * U<bool> with a non-zero value will apply the result to current settings
- */
- void GcodeSuite::M303() {
- #if ENABLED(PIDTEMPBED)
- #define SI H_BED
- #else
- #define SI H_E0
- #endif
- #if ENABLED(PIDTEMP)
- #define EI HOTENDS - 1
- #else
- #define EI H_BED
- #endif
- const heater_ind_t e = (heater_ind_t)parser.intval('E');
- if (!WITHIN(e, SI, EI)) {
- SERIAL_ECHOLNPGM(MSG_PID_BAD_EXTRUDER_NUM);
- #if ENABLED(EXTENSIBLE_UI)
- ExtUI::OnPidTuning(ExtUI::result_t::PID_BAD_EXTRUDER_NUM);
- #endif
- return;
- }
-
- const int c = parser.intval('C', 5);
- const bool u = parser.boolval('U');
- const int16_t temp = parser.celsiusval('S', e < 0 ? 70 : 150);
-
- #if DISABLED(BUSY_WHILE_HEATING)
- KEEPALIVE_STATE(NOT_BUSY);
- #endif
-
- thermalManager.PID_autotune(temp, e, c, u);
- }
-
- #endif // HAS_PID_HEATING
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