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PHY芯片使用DP83867E，通过SGMII与CPU连接，接上网线后始终无法识别

user5134419
Prodigy 40 points
Other Parts Discussed in Thread: DP83867E

通过MDIO能够识别到PHY地址，也可以读写PHY寄存器，通过网线将开发板与电脑直连，一直显示网线未连接。