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ADC:TLV320ADC3101 FS=44.1K
音频:1KHZ正弦波
MIC录音经过ADC转换，通过IIS获得音频数据还原出的波形如下
请问：如何是还原的波形更加平滑（目前采集到的数据连续4个都是同样的值）
