ci130x_iwdg.c 文件参考

看门狗驱动文件 更多...

#include "ci130x_iwdg.h"
#include "ci_assert.h"
#include "ci_log.h"

结构体
struct	iwdg_register_t

宏定义
#define	WDOGLOCK_REG   (*(volatile unsigned int *)(HAL_IWDG_BASE + 0x0c00))
#define	IWDG_UNLOCK_MAGIC_NUMBER   (0x1ACCE551)
#define	IWDG_LOCK_MAGIC_NUMBER   (1)
#define	IWDG_WRITE_UNLOCK   (WDOGLOCK_REG = IWDG_UNLOCK_MAGIC_NUMBER)
#define	IWDG_WRITE_LOCK   (WDOGLOCK_REG = IWDG_LOCK_MAGIC_NUMBER)

函数
void	iwdg_init (iwdg_base_t base, iwdg_init_t init)
	iwdg初始化 更多...
void	iwdg_open (iwdg_base_t base)
	打开iwdg 更多...
void	iwdg_close (iwdg_base_t base)
	关闭iwdg 更多...
void	iwdg_feed (iwdg_base_t base)
	喂狗函数 更多...
void	iwdg_irqhander (void)
	中断处理函数 更多...

详细描述

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版本

0.1

日期

2019-04-03

版权所有

Copyright (c) 2019 Chipintelli Technology Co., Ltd.

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结构体说明

iwdg_register_t

struct iwdg_register_t

成员变量
volatile unsigned int	wdogcontrol	offect:0x08;功能：控制寄存器
volatile unsigned int	wdogintclr	offect:0x0c;功能：中断清除寄存器
volatile unsigned int	wdogload	offect:0x00;功能：计数初值寄存器
volatile unsigned int	wdogloaden
volatile unsigned int	wdogmis	offect:0x14;功能：屏蔽中断状态寄存器
volatile unsigned int	wdogris	offect:0x10;功能：原始中断状态寄存器
volatile unsigned int	wdogvalue	offect:0x04;功能：计数值寄存器

宏定义说明

IWDG_LOCK_MAGIC_NUMBER

#define IWDG_LOCK_MAGIC_NUMBER   (1)

IWDG_UNLOCK_MAGIC_NUMBER

#define IWDG_UNLOCK_MAGIC_NUMBER   (0x1ACCE551)

IWDG_WRITE_LOCK

#define IWDG_WRITE_LOCK   (WDOGLOCK_REG = IWDG_LOCK_MAGIC_NUMBER)

IWDG_WRITE_UNLOCK

#define IWDG_WRITE_UNLOCK   (WDOGLOCK_REG = IWDG_UNLOCK_MAGIC_NUMBER)

WDOGLOCK_REG

#define WDOGLOCK_REG   (*(volatile unsigned int *)(HAL_IWDG_BASE + 0x0c00))