From e8701195e66f2d27ffe17fb514eae8173795aaf7 Mon Sep 17 00:00:00 2001
From: Georgiy Bondarenko <69736697+nehilo@users.noreply.github.com>
Date: Thu, 4 Mar 2021 22:54:23 +0500
Subject: Initial commit

---
 Marlin/src/gcode/config/M304.cpp | 48 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 Marlin/src/gcode/config/M304.cpp

(limited to 'Marlin/src/gcode/config/M304.cpp')

diff --git a/Marlin/src/gcode/config/M304.cpp b/Marlin/src/gcode/config/M304.cpp
new file mode 100644
index 0000000..10739be
--- /dev/null
+++ b/Marlin/src/gcode/config/M304.cpp
@@ -0,0 +1,48 @@
+/**
+ * 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 ENABLED(PIDTEMPBED)
+
+#include "../gcode.h"
+#include "../../module/temperature.h"
+
+/**
+ * M304 - Set and/or Report the current Bed PID values
+ *
+ *  P<pval> - Set the P value
+ *  I<ival> - Set the I value
+ *  D<dval> - Set the D value
+ */
+void GcodeSuite::M304() {
+  if (parser.seen('P')) thermalManager.temp_bed.pid.Kp = parser.value_float();
+  if (parser.seen('I')) thermalManager.temp_bed.pid.Ki = scalePID_i(parser.value_float());
+  if (parser.seen('D')) thermalManager.temp_bed.pid.Kd = scalePID_d(parser.value_float());
+
+  SERIAL_ECHO_START();
+  SERIAL_ECHOLNPAIR(" p:", thermalManager.temp_bed.pid.Kp,
+                    " i:", unscalePID_i(thermalManager.temp_bed.pid.Ki),
+                    " d:", unscalePID_d(thermalManager.temp_bed.pid.Kd));
+}
+
+#endif // PIDTEMPBED
-- 
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