First commit for Ender-3V3 SE

2024-07-10 13:47:44 +08:00
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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 "../gcode.h"
+#include "../../module/planner.h"
+
+#if HAS_EXTRUDERS
+
+/**
+ * M221: Set extrusion percentage (M221 T0 S95)
+ */
+void GcodeSuite::M221() {
+
+  const int8_t target_extruder = get_target_extruder_from_command();
+  if (target_extruder < 0) return;
+
+  if (parser.seenval('S'))
+    planner.set_flow(target_extruder, parser.value_int());
+  else {
+    SERIAL_ECHO_START();
+    SERIAL_CHAR('E', '0' + target_extruder);
+    SERIAL_ECHOPAIR(" Flow: ", planner.flow_percentage[target_extruder]);
+    SERIAL_CHAR('%');
+    SERIAL_EOL();
+  }
+}
+
+#endif // EXTRUDERS