m0_59458126的博客

（）EXTI外设 中断static void EXTI_NVIC_Config(void) //加上static说明这个函数只能bsp_exti.c调用 { NVIC_InitTypeDef NVIC_InitStruct; NVIC_PriorityGroupConfig(NVIC_PriorityGroup_1);//配置NVIC为优先级组1 NVIC_InitStruct.NVIC_IRQChannel = EXTI0_IRQn;//配置中断源为按键1 NVIC_

附上采用位操作流水灯或按键电灯main.c#include "stm32f10x.h" // 相当于51单片机中的 #include <reg51.h>#include "bsp_key.h"#include "bsp_led.h"#define GPIOB_ODR_Addr (GPIOB_BASE+0x0C)//定义基地址宏#define GPIOA_IDR_Addr (GPIOA_BASE+0x08)#de...