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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 ......