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- /**
- * Marlin 3D Printer Firmware
- * Copyright (C) 2016 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 <http://www.gnu.org/licenses/>.
- *
- */
-
- #include "../gcode.h"
- #include "../../core/serial.h"
- #include "../../module/printcounter.h"
- #include "../../libs/duration_t.h"
- #include "../../lcd/ultralcd.h"
-
- #if NUM_SERIAL > 1
- #include "../../gcode/queue.h"
- #endif
-
- /**
- * M31: Get the time since the start of SD Print (or last M109)
- */
- void GcodeSuite::M31() {
- #if NUM_SERIAL > 1
- const int16_t port = command_queue_port[cmd_queue_index_r];
- #endif
- char buffer[21];
- duration_t elapsed = print_job_timer.duration();
- elapsed.toString(buffer);
- ui.set_status(buffer);
-
- SERIAL_ECHO_START_P(port);
- SERIAL_ECHOLNPAIR_P(port, "Print time: ", buffer);
- }
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