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TLV320AIC3104 外接扬声器问题

Other Parts Discussed in Thread: TLV320AIC3104

 

 

AM335x 接 TLV320AIC3104  然后接外置扬声器。 原理图如上图。目前驱动加载了,播放歌曲时没有声音输出。但是可以再扬声器接口处监测到方波。谁调试过希望给些建议