PCM1864的DOUT无数据输出,一直保持低电平状态,BCK和LRCK正常,1864的输入端正常接入无源MIC,由MIC_BIAS提供电平给MIC。
按道理说即使输入端没有任何信号,输出端也应该有一些杂波,一些干扰,现在就一低电平,很是郁闷,求教求教!!
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.
PCM1864的DOUT无数据输出,一直保持低电平状态,BCK和LRCK正常,1864的输入端正常接入无源MIC,由MIC_BIAS提供电平给MIC。
按道理说即使输入端没有任何信号,输出端也应该有一些杂波,一些干扰,现在就一低电平,很是郁闷,求教求教!!