DP83848IVV PHY地址硬件配置为1,软件读到的是1001,求解答,谢谢
电路图见附件
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看你的电路图里,RXD0和COL都上拉了,那么地址应该为00011,其实COL内部已经上拉,所以默认的地址为00001. 目前你读到的是01001? 或者你将RESET_N pin拉低进行reset再去读试试。
谢谢 Kailyn Chen,这个问题已经解决了,是与PHY相连的CPU引脚配置有关。