2024-12-14 13:31:23 +08:00
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/*
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* @Author : stark1898y 1658608470@qq.com
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* @Date : 2024-12-14 10:51:01
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* @LastEditors : stark1898y 1658608470@qq.com
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2024-12-15 14:30:06 +08:00
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* @LastEditTime : 2024-12-15 11:16:24
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2024-12-14 13:31:23 +08:00
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* @FilePath : \BLE_TYQ_CH592F\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 RB_RLR 0x0FFF // RW, watch-dog counter reload (write protect)
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#define RB_PR 0x7000 // PR, prescale (write protect)
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#define RB_PVU 0x8000 // RO, register update flag (write protect)
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#define RB_COUNT 0xFF0000 // RO, watch-dog down counter
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#define RB_STOP_EN 0x20000000 // RW, watch-dog stop enable (write protect)
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#define RB_WR_PROTECT 0x40000000 // RO, write protect
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#define RB_IWDG_EN 0x80000000 // RO, watch-dog enable
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2024-12-15 14:30:06 +08:00
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void IWDG_Init(uint16_t ms);
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2024-12-14 13:31:23 +08:00
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2024-12-15 14:30:06 +08:00
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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 ShowRestartReason(void);
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2024-12-14 13:31:23 +08:00
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#endif // !__BSP_IWDG_H__
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