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我也很难理解 I/O 中断是如何工作的,但我对它们的处理比对时钟中断的处理要好。谢谢我的书呆子!!!
ELMO: la la la laaa, la la laaaa, Elmos.... COUNT: 1 O'clock MUHAHAHA ELMO: ...song la la la... COUNT: 2 O'Clock MUHAHAHA ELMO: ...la la Elmos song
基本上,它是一个由时钟触发的中断,因此您可以根据时钟执行某些操作(例如多任务处理)。