Firmware2/Marlin/src/HAL/STM32/watchdog.cpp
2020-03-13 16:29:29 -05:00

45 lines
1.4 KiB
C++

/**
* 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 <http://www.gnu.org/licenses/>.
*
*/
#if defined(ARDUINO_ARCH_STM32) && !defined(STM32GENERIC)
#include "../../inc/MarlinConfigPre.h"
#if ENABLED(USE_WATCHDOG)
#include "../../inc/MarlinConfig.h"
#include "watchdog.h"
#include <IWatchdog.h>
void watchdog_init() { IWatchdog.begin(4000000); } // 4 sec timeout
void HAL_watchdog_refresh() {
IWatchdog.reload();
#if DISABLED(PINS_DEBUGGING) && PIN_EXISTS(LED)
TOGGLE(LED_PIN); // heartbeat indicator
#endif
}
#endif // USE_WATCHDOG
#endif // ARDUINO_ARCH_STM32 && !STM32GENERIC