发布时间:2017-04-22 11:21:17
STM32有43个channel的settable的中断源;AIRC(Application Interrupt and Reset Register)寄存器中有用于指定优先级的4 bits。这4个bits用于分配preemption优先级和sub优先级,在STM32的固件库中定义如下/* Preemption Priority Group -------------------------------------------------*/#define NVIC_PriorityGroup_0  ......【阅读全文】