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有检测PCIE的GTH端口是否完好的程序吗？

asked 2018-11-12 03:08:51 -0600

nick qian
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怀疑PCIE的相关IO坏了，一直调试不起来

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answered 2018-11-13 01:52:38 -0600

Billy Jiang
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Self-Test检测高速连接器的普通IO(即PCIE子卡相关的控制信号)。
IBERT检测高速连接器的GTH IO，检测GTH QUAD的连通性。
检查是否使用PCIE相关的PWRON、PERSTN、PRSNTN、WAKE_N四个信号。
检查PCIE子板的PERST_N信号的电阻是否有焊接。

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Asked: 2018-11-12 03:08:51 -0600

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Last updated: Nov 13 '18

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