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51 lines
1.4 KiB
51 lines
1.4 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 "../platforms.h"
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#ifdef HAL_STM32
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#include "../../inc/MarlinConfigPre.h"
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#if ENABLED(USE_WATCHDOG)
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#define WDT_TIMEOUT_US TERN(WATCHDOG_DURATION_8S, 8000000, 4000000) // 4 or 8 second timeout
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#include "../../inc/MarlinConfig.h"
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#include "watchdog.h"
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#include <IWatchdog.h>
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void watchdog_init() {
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#if DISABLED(DISABLE_WATCHDOG_INIT)
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IWatchdog.begin(WDT_TIMEOUT_US);
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#endif
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}
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void HAL_watchdog_refresh() {
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IWatchdog.reload();
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#if DISABLED(PINS_DEBUGGING) && PIN_EXISTS(LED)
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TOGGLE(LED_PIN); // heartbeat indicator
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#endif
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}
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#endif // USE_WATCHDOG
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#endif // HAL_STM32
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