例程: /* Configure one bit for preemption priority */ NVIC_PriorityGroupConfig(NVIC_PriorityGroup_1); /* Enable the WAKEUP_BUTTON_EXTI_IRQn Interrupt */ NVIC_InitStructure.NVIC_IRQChannel = WAKEUP_BUTTON_EXTI_IRQn; NVIC_InitStructure.NVIC_IRQCha…
非本人原创,转载自http://blog.csdn.net/denghuanhuandeng/article/details/8350392 STM32的NVIC理解 例程: /* Configure one bit for preemption priority */ NVIC_PriorityGroupConfig(NVIC_PriorityGroup_1); /* Enable the WAKEUP_BUTTON_EXTI_IRQn Interrupt */ NVIC_Ini…
LPC1114单片机的NVIC中断函数,有开中断.关中断.设置优先级.挂起等操作函数.这些函数位于core_cm0.h文件里面.比如开中断的函数如下: /** \brief Enable External Interrupt The function enables a device-specific interrupt in the NVIC interrupt controller. \param [in] IRQn External interrupt number. Value cann…