/*** 
 * @Author: mbw
 * @Date: 2024-12-15 16:29:58
 * @LastEditors: mbw && 1600520629@qq.com
 * @LastEditTime: 2024-12-15 16:40:26
 * @FilePath: \ble_-tyq_-bjq_-ch584-m\bsp\inc\bsp_iwdg.h
 * @Description: 
 * @
 * @Copyright (c) 2024 by ${git_name_email}, All Rights Reserved. 
 */
#ifndef __BSP_IWDG_H__
#define __BSP_IWDG_H__

#include "CONFIG.h"

#define RB_RLR        0x0FFF     // RW, watch-dog counter reload (write protect)
#define RB_PR         0x7000     // PR, prescale (write protect)
#define RB_PVU        0x8000     // RO, register update flag (write protect)
#define RB_COUNT      0xFF0000   // RO, watch-dog down counter
#define RB_STOP_EN    0x20000000 // RW, watch-dog stop enable (write protect)
#define RB_WR_PROTECT 0x40000000 // RO, write protect
#define RB_IWDG_EN    0x80000000 // RO, watch-dog enable

void IWDG_Init(uint16_t ms);

// 需要定时调用喂狗
// 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。
// 否则，当计数器为 0 时，看门狗会产生复位。
#define FEED_IWDG()           \
    {                         \
        R32_IWDG_KR = 0xAAAA; \
    }

void ShowRestartReason(void);

#endif // !__BSP_IWDG_H__