STM32F103输入捕获实验

#include "led.h" #include "delay.h" #include "key.h" #include "sys.h" #include "exti.h" #include "timer.h" #include "usart.h" #include "IWDG.h" //int main(void) //中断 //{ ////delay_init(); //LED_Init(); ////KEY_Init(); ////NVIC_PriorityGroupConfig(NVIC_PriorityG