33 lines
854 B
C
33 lines
854 B
C
/**
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* Copyright (c) 2020 Raspberry Pi (Trading) Ltd.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#include <stdio.h>
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#include "pico/stdlib.h"
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#include "hardware/watchdog.h"
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int main() {
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stdio_init_all();
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if (watchdog_caused_reboot()) {
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printf("Rebooted by Watchdog!\n");
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return 0;
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} else {
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printf("Clean boot\n");
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}
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// Enable the watchdog, requiring the watchdog to be updated every 100ms or the chip will reboot
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// second arg is pause on debug which means the watchdog will pause when stepping through code
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watchdog_enable(100, 1);
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for (uint i = 0; i < 5; i++) {
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printf("Updating watchdog %d\n", i);
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watchdog_update();
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}
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// Wait in an infinite loop and don't update the watchdog so it reboots us
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printf("Waiting to be rebooted by watchdog\n");
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while(1);
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} |