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我用AM3359的GPIO3_0引脚初始化为输 入,但是该引脚上一直是1.8V电平

Other Parts Discussed in Thread: AM3359

  1. 请教一个问题:我用AM3359的GPIO3_0引脚初始化为输 入,但是该引脚上一直是1.8V电平,不知道是怎么回事?这个引脚编号为gpio96,不知道是不是有什么特殊之处。该引脚作为输出时挺正常。这个引脚默认功能是MII1_COL。这个引脚我没有连接任何电路。