Table of Contents
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MII
信号定义
名称 描述 ETHCK Transmit Clock ETX[0:3] 4-bit Transmit Data ETXEN Transmit Enable ETXER Transmit Error ECRS Carrier Sense ECOL Collision Detect ERXDV Data Valid ERXCK Receive Clock ERX[0:3] 4-bit Receive Data ERXER Receive Error -
RMII
信号定义
名称 描述 REFCK Reference Clock ECRSDV Carrier Sense/Data Valid ERXER Receive Error ETXEN Transmit Enable ERX[0:1] 2-bit Receive Data ETX[0:1] 2-bit Transmit Data MAC和PHY的REFCK都需要接一个50MHz的参考时钟以满足100Mb/s的速度。
