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- /**
- * Marlin 3D Printer Firmware
- * Copyright (c) 2022 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 HAS_GCODE_M255
-
- #include "../gcode.h"
- #include "../../lcd/marlinui.h"
-
- /**
- * M255: Set the LCD sleep timeout (in minutes)
- * S<minutes> - Period of inactivity required for display / backlight sleep
- */
- void GcodeSuite::M255() {
- if (parser.seenval('S')) {
- const int m = parser.value_int();
- #if HAS_DISPLAY_SLEEP
- ui.sleep_timeout_minutes = constrain(m, ui.sleep_timeout_min, ui.sleep_timeout_max);
- #else
- ui.backlight_timeout_minutes = constrain(m, ui.backlight_timeout_min, ui.backlight_timeout_max);
- #endif
- }
- else
- M255_report();
- }
-
- void GcodeSuite::M255_report(const bool forReplay/*=true*/) {
- report_heading_etc(forReplay, F(STR_DISPLAY_SLEEP));
- SERIAL_ECHOLNPGM(" M255 S",
- TERN(HAS_DISPLAY_SLEEP, ui.sleep_timeout_minutes, ui.backlight_timeout_minutes),
- " ; (minutes)"
- );
- }
-
- #endif // HAS_GCODE_M255
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