36 lines
876 B
C
36 lines
876 B
C
/*
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* @Author : stark1898y 1658608470@qq.com
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* @Date : 2024-12-15 16:13:37
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* @LastEditors : stark1898y 1658608470@qq.com
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* @LastEditTime : 2025-05-23 18:38:52
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* @FilePath : \IoT_SCV_CH584M\bsp\inc\bsp_iwdg.h
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* @Description :
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*
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* Copyright (c) 2024 by yzy, All Rights Reserved.
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*/
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#ifndef __BSP_IWDG_H__
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#define __BSP_IWDG_H__
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#include "CONFIG.h"
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#define IWDG_TIMEOUT_MS 6000
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#define IWDG_FEED_MS 3000
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#define IWIG_FEED_EVENT (0x01 << 0)
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// 需要定时调用喂狗
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// 在看门狗键寄存器 (R32_IWDG_KR) 中，软件要以一定的间隔写入 0xAAAA，重装载计数值，这就是喂狗的操作。
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// 否则，当计数器为 0 时，看门狗会产生复位。
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#define FEED_IWDG() {R32_IWDG_KR=0xAAAA;}
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void IWDG_Init(uint16_t timeout_ms, uint16_t feed_ms);
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void ShowRestartReason(void);
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#endif // !__BSP_IWDG_H__
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