对于8051微控制器的中断优先级，下列说法正确的是（ ）。 A.低优先级的中断源可以中断高优先级的中断服务程序 B.同为高优先级的中断源可以相互中断 C.高优先级的中断源可以中断低优先级的中断服务程序 D.同为低优先级的中断源可以相互中断

标签： MCU原理及应用（宁波大学）章节测试答案

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