1)系统运行后先设置中断优先级分组。调用函数:voidNVIC_PriorityGroupConfig(uint32_tNVIC_PriorityGroup)...
程序目的:使用中断式按键控制LED灯的开关。 exti.h源代码:#ifndef__EXTI_H#define__EXTI_H#include"stm32f10x.h"voidEXTI_PE4_Init(void);#endifexti.c源代码:#include"stm32f10x.h"#include"exti.h"/*** PAx ~ PGx 端口的中断事件都连接到了EXTIx,即同一时刻EXTIx只能响应一个端口 多个 GPIO 口的...
void HAL_NVIC_SetPriority(IRQn_Type IRQn, uint32_t PreemptPriority, uint32_t SubPriority);设置某...
void HAL_NVIC_SetPriority(IRQn_Type IRQn, uint32_t PreemptPriority, uint32_t SubPriority);设置某...