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標題:
STM32F0304FP6單片機IWDG喂狗程序
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作者:
sr861126
時間:
2023-3-22 17:37
標題:
STM32F0304FP6單片機IWDG喂狗程序
STM32F0304FP6 定時器喂狗
單片機源程序如下:
#include "IWDG.h"
void IWDG_Init(void)
{
IWDG_WriteAccessCmd(IWDG_WriteAccess_Enable);
IWDG_SetPrescaler(IWDG_Prescaler_32);
IWDG_SetReload(781);
IWDG_ReloadCounter();
IWDG_Enable();
}
復制代碼
//=============================================================================
//文件名稱:main.c
//功能概要:STM32F030F4核心板 IWDG測試
//調試方式:J-Link OB ARM SWD ST-Link V2 SWD
//=============================================================================
//頭文件
#include "stm32f0xx.h"
#include "USART1.h"
#include "delay.h"
#include "LED.h"
#include "IWDG.h"
#include "TIMER.h"
#include "EXTI.h"
//=============================================================================
//文件名稱:main
//功能概要:主函數
//參數說明:無
//函數返回:int
//=============================================================================
int main(void)
{
delay_init();
LED_Init();
LED_ON; delay_ms(300); LED_OFF; delay_ms(300);
LED_ON; delay_ms(300); LED_OFF; delay_ms(300); //開機閃兩下確定LED正確
USART1_Init(9600);
printf("STM32F030F4P6已經開機。\r\n"); //確定串口發送正確
EXTI_PA7_Init();
TIM3_Init(4999,4799);
IWDG_Init();
if (RCC_GetFlagStatus(RCC_FLAG_IWDGRST) != RESET)
{
printf("IWDG復位\r\n");
RCC_ClearFlag();
}
while(1)
{
delay_ms(500);
printf("STM32F030F4P6正在運行。\r\n");
// IWDG_ReloadCounter(); //去掉注解“喂狗”
}
}
/*****END OF FILE****/
復制代碼
Keil代碼下載:
Keil程序.7z
(204.32 KB, 下載次數: 22)
2023-3-23 17:19 上傳
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