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tmds251切换不成功

lonny chen
Prodigy 10 points
Other Parts Discussed in Thread: TMDS251

用tmds251做的hdmi二切一，设计参考datasheet的AC Coupled Source - CEC Commands Active图。做好板子后切换无反应，请问怎么测试芯片工作否。设计是否还需注意其他的问题，另外测得Vsadj为1.2v。