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#include "sys.h"
#include "stm32f10x_rcc.h"
#include "misc.h"
void NVIC_Configuration(void)
{
// 开启外设的时钟
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA | RCC_APB2Periph_GPIOB, ENABLE);
//设置NVIC中断分组2:2位抢占优先级，2位响应优先级
NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);
}