Add gcode.cpp, motion.*, queue.* - Apply to some G-codes.

Marlin/src/gcode/temperature/M303.cpp

@@ -0,0 +1,57 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (C) 2016 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 "../gcode.h"
+#include "../../module/temperature.h"
+
+/**
+ * M303: PID relay autotune
+ *
+ *       S<temperature> sets the target temperature. (default 150C)
+ *       E<extruder> (-1 for the bed) (default 0)
+ *       C<cycles>
+ *       U<bool> with a non-zero value will apply the result to current settings
+ */
+void GcodeSuite::M303() {
+  #if HAS_PID_HEATING
+    const int e = parser.intval('E'), c = parser.intval('C', 5);
+    const bool u = parser.boolval('U');
+
+    int16_t temp = parser.celsiusval('S', e < 0 ? 70 : 150);
+
+    if (WITHIN(e, 0, HOTENDS - 1))
+      target_extruder = e;
+
+    #if DISABLED(BUSY_WHILE_HEATING)
+      KEEPALIVE_STATE(NOT_BUSY);
+    #endif
+
+    thermalManager.PID_autotune(temp, e, c, u);
+
+    #if DISABLED(BUSY_WHILE_HEATING)
+      KEEPALIVE_STATE(IN_HANDLER);
+    #endif
+  #else
+    SERIAL_ERROR_START();
+    SERIAL_ERRORLNPGM(MSG_ERR_M303_DISABLED);
+  #endif
+}