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TFP403 输出只有时钟ODCK信号

Other Parts Discussed in Thread: TFP403

其他的DE VSYNC 和 HSYNC 都为高电平,而且RGB信号都没有变化,已确认TMDS输入有信号。

配置模式以TFP403文档为准

用的是HDMI 1.4(兼容DVI1.0),电路图以TI所提供设计参考。电路图很简单,但不明白原因,请教 各位大侠,谢谢。