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- /**
- * Marlin 3D Printer Firmware
- * Copyright (C) 2019 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/>.
- *
- */
- #pragma once
-
- /**
- * HAL for stm32duino.com based on Libmaple and compatible (STM32F1)
- */
-
- #include <libmaple/iwdg.h>
-
- /**
- * The watchdog clock is 40Khz. We need a 4 seconds interval, so use a /256 preescaler and
- * 625 reload value (counts down to 0)
- * use 1250 for 8 seconds
- */
- #define STM32F1_WD_RELOAD 625
-
- // Arduino STM32F1 core now has watchdog support
-
- // Initialize watchdog with a 4 second countdown time
- void watchdog_init();
-
- // Reset watchdog. MUST be called at least every 4 seconds after the
- // first watchdog_init or STM32F1 will reset.
- void watchdog_reset();
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