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请教用过DP83640的各位：
如出现丢数据包，该怎么处理呢？会是哪方面问题呢？
问题描述：丢包，换高精度晶振后丢包率有所降低，但不能完全消除
谢谢！
丢包的话，匹配电路也有影响，建议把原理图贴一下。
这是相关部分原理图，请给出点意见，谢谢！
R273，R272，R277，R278 改为50欧。
MDIO 1.5K pull up.
未看到图啊
