2019-07-14 18:28发布
xiaoge240 发表于 2018-8-19 09:51 NVIC_InitStructure.NVIC_IRQChannel = EXTI15_10_IRQn; //串口中断 NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0; //抢占优先级0 NVIC_InitStructure.NVIC_IRQChannelSubPriority = 1; //子优先级为0
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