我使用的P0.1和P2.0做为输入I/O口,IO定义的普通I/O,上拉输入。进入中断以后I/O会发生变化产生方波脉冲。
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我使用的P0.1和P2.0做为输入I/O口,IO定义的普通I/O,上拉输入。进入中断以后I/O会发生变化产生方波脉冲。