ZNKT-ST-M/BSP/Src/WatchDog.c

/******************************************************************
*<EFBFBD><EFBFBD>Ȩ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> (C)2019, <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ҽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>޹<EFBFBD>˾<EFBFBD>Ͼ<EFBFBD><EFBFBD>ֹ<EFBFBD>˾
*
*<EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>:     WatchDog.c
*<EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD>ʶ:
*<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ժҪ:
*<EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD>:
*<EFBFBD><EFBFBD>ǰ<EFBFBD>汾:
*<EFBFBD><EFBFBD>    <EFBFBD><EFBFBD>:         
*<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>:  
*
*<EFBFBD>޸ļ<EFBFBD>¼1:
*    <EFBFBD>޸<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>:
*    <EFBFBD><EFBFBD> <EFBFBD><EFBFBD> <EFBFBD><EFBFBD>:
*    <EFBFBD><EFBFBD> <EFBFBD><EFBFBD> <EFBFBD><EFBFBD>:
*    <EFBFBD>޸<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>:
******************************************************************/

/******************************************************************
*                             ͷ<EFBFBD>ļ<EFBFBD>                              *
******************************************************************/
#include "WatchDog.h"
#include "Include.h"
#include "Delay.h"
#include "stm32f4xx_iwdg.h"

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*                            <EFBFBD><EFBFBD><EFBFBD><EFBFBD>                                 *
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/******************************************************************
*                           <EFBFBD>궨<EFBFBD><EFBFBD>                                *
******************************************************************/

/******************************************************************
*                           <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>                              *
******************************************************************/

/******************************************************************
*                           ȫ<EFBFBD>ֱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>                          *
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/******************************************************************
*                         ȫ<EFBFBD>ֺ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>                            *
******************************************************************/

/******************************************************************
*<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: void CloseHardWatchDogGpioInit(void)
*<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: <EFBFBD>ر<EFBFBD>Ӳ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ź<EFBFBD>                    
*<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: void
*<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: void
*<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ:      void
*<EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD>:
*<EFBFBD>޸<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>    <EFBFBD>汾<EFBFBD><EFBFBD>   <EFBFBD>޸<EFBFBD><EFBFBD><EFBFBD>    <EFBFBD>޸<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
*---------------------------------------------------
* 2019 / 10 / 17                         ZhangLing                          
******************************************************************/
void CloseHardWatchDogGpioInit(void)
{
    GPIO_InitTypeDef GPIO_InitStruct;

    RCC_AHB1PeriphClockCmd(WDG_WDI_GPIO_CLK | WDG_EN_GPIO_CLK, ENABLE);

    GPIO_InitStruct.GPIO_Mode = GPIO_Mode_OUT;
    GPIO_InitStruct.GPIO_OType = GPIO_OType_PP;
    GPIO_InitStruct.GPIO_PuPd = GPIO_PuPd_UP;
    GPIO_InitStruct.GPIO_Speed = GPIO_Speed_100MHz;
    
    GPIO_InitStruct.GPIO_Pin = WDG_WDI_GPIO_PIN;
    GPIO_Init(WDG_WDI_GPIO_PORT, &GPIO_InitStruct);

    GPIO_InitStruct.GPIO_Pin = WDG_EN_GPIO_PIN;
    GPIO_Init(WDG_EN_GPIO_PORT, &GPIO_InitStruct);

    GPIO_SetBits(WDG_EN_GPIO_PORT, WDG_EN_GPIO_PIN);
    GPIO_ResetBits(WDG_WDI_GPIO_PORT, WDG_WDI_GPIO_PIN);
}

/******************************************************************
*<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: void WatchDogGpioInit(void)
*<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: <EFBFBD><EFBFBD><EFBFBD>Ź<EFBFBD>gpio<EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD>                    
*<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: void
*<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: void
*<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ:      void
*<EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD>:
*<EFBFBD>޸<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>    <EFBFBD>汾<EFBFBD><EFBFBD>   <EFBFBD>޸<EFBFBD><EFBFBD><EFBFBD>    <EFBFBD>޸<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
*---------------------------------------------------
* 2019 / 10 / 17                         ZhangLing                          
******************************************************************/
void WatchDogGpioInit(void)
{
    IWDG_WriteAccessCmd(IWDG_WriteAccess_Enable);       //ȡ<><C8A1><EFBFBD>Ĵ<EFBFBD><C4B4><EFBFBD>д<EFBFBD><D0B4><EFBFBD><EFBFBD>
    IWDG_SetPrescaler(IWDG_Prescaler_4);                //<2F><><EFBFBD><EFBFBD> IWDG <20><>Ƶϵ<C6B5><CFB5>
    IWDG_SetReload(1200);                                //<2F><><EFBFBD><EFBFBD> IWDG װ<><D7B0>ֵ
    IWDG_ReloadCounter();                               //reload
}

/******************************************************************
*<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: void WatchDogEnable(void)
*<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: ʹ<EFBFBD>ܿ<EFBFBD><EFBFBD>Ź<EFBFBD>                    
*<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: void
*<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: void
*<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ:      void
*<EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD>:
*<EFBFBD>޸<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>    <EFBFBD>汾<EFBFBD><EFBFBD>   <EFBFBD>޸<EFBFBD><EFBFBD><EFBFBD>    <EFBFBD>޸<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
*---------------------------------------------------
* 2019 / 10 / 17                         ZhangLing                          
******************************************************************/
void WatchDogEnable(void)
{
    IWDG_Enable();     //ʹ<>ܿ<EFBFBD><DCBF>Ź<EFBFBD>
}

/******************************************************************
*<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: void WatchDogDisable(void)
*<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: ʧ<EFBFBD>ܿ<EFBFBD><EFBFBD>Ź<EFBFBD>                    
*<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: void
*<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: void
*<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ:      void
*<EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD>:
*<EFBFBD>޸<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>    <EFBFBD>汾<EFBFBD><EFBFBD>   <EFBFBD>޸<EFBFBD><EFBFBD><EFBFBD>    <EFBFBD>޸<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
*---------------------------------------------------
* 2019 / 10 / 17                         ZhangLing                          
******************************************************************/
void WatchDogDisable(void)
{
    GPIO_SetBits(WDG_EN_GPIO_PORT, WDG_EN_GPIO_PIN);
}

/******************************************************************
*<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: void FeedDog(void)
*<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: ι<EFBFBD><EFBFBD>                   
*<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: void
*<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: void
*<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ:      void
*<EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD>:
*<EFBFBD>޸<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>    <EFBFBD>汾<EFBFBD><EFBFBD>   <EFBFBD>޸<EFBFBD><EFBFBD><EFBFBD>    <EFBFBD>޸<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
*---------------------------------------------------
* 2019 / 10 / 17                         ZhangLing                          
******************************************************************/
void FeedDog(void)
{
    IWDG_ReloadCounter();               //reload
}