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TLV320AIC33更换后数字mic无声音

Other Parts Discussed in Thread: TLV320AIC33

hi,
请问原本pcba上的TLV320AIC33发生不良后,重新更换新的TLV320AIC33后数字mic无声音?

电压供电都正常,是否需要重新code编译?

怎样才能数字MIC正常工作?需要烧录软件吗?

附图线路原理是否正确?

紧急!

TKS!