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zhyinch

2018-09-15 4979f7565cbd5f093e280f9f277ae29bb450acb8

 源码/核心板/Src/OnChipDevices/Rcc_Nvic_Systick.c

@@ -44,7 +44,7 @@
void Nvic_Init(void)
{
   NVIC_InitTypeDef NVIC_InitStructure;
	
      EXTI_InitTypeDef EXTI_InitStructure;
   NVIC_PriorityGroupConfig(NVIC_PriorityGroup_4);
   
   /* Enable and set EXTI Interrupt to the lowest priority */
@@ -53,6 +53,17 @@
    NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
    NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;

      EXTI_InitStructure.EXTI_Line = EXTI_Line17;
    EXTI_InitStructure.EXTI_Mode = EXTI_Mode_Interrupt;
    EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Rising;
    EXTI_InitStructure.EXTI_LineCmd = ENABLE;
    EXTI_Init(&EXTI_InitStructure); 
	
      NVIC_InitStructure.NVIC_IRQChannel = RTCAlarm_IRQn;
    NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
    NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
      NVIC_InitStructure.NVIC_IRQChannelCmd =ENABLE;
	
    NVIC_Init(&NVIC_InitStructure);
}