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有人可以指导我如何将 DP83822用于 RMII 中继器模式吗?
RMII 背对背中继器模式的主要功能是扩展电缆长度。 需要 RMII 中继器模式来将 RMII 接口的 CRS_DV 引脚配置为 RX_DV 引脚、以便通过软件配置或硬件配置进行背靠背操作。