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51 lines
1.6 KiB
51 lines
1.6 KiB
/**
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* Marlin 3D Printer Firmware
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* Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
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*
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* Based on Sprinter and grbl.
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* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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*/
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#include "../gcode.h"
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#include "../../module/motion.h"
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/**
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* M220: Set speed percentage factor, aka "Feed Rate"
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*
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* Parameters
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* S<percent> : Set the feed rate percentage factor
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*
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* Report the current speed percentage factor if no parameter is specified
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*
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* For MMU2 and MMU2S devices...
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* B : Flag to back up the current factor
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* R : Flag to restore the last-saved factor
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*/
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void GcodeSuite::M220() {
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static int16_t backup_feedrate_percentage = 100;
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if (parser.seen('B')) backup_feedrate_percentage = feedrate_percentage;
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if (parser.seen('R')) feedrate_percentage = backup_feedrate_percentage;
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if (parser.seenval('S')) feedrate_percentage = parser.value_int();
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if (!parser.seen_any()) {
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SERIAL_ECHOPGM("FR:", feedrate_percentage);
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SERIAL_CHAR('%');
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SERIAL_EOL();
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}
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}
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