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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 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
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