This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

TCA9509 發生不良只能單向

Other Parts Discussed in Thread: TCA9509

TCA9509發生不良現象為SDAA無法送訊號到SDAB, SDAA訊號為LOW但是SDAB仍為高水平。

請問什麼狀況才會這樣的不良?