stm32单片机DAC输出接到音频PCM1861时,波形被压缩了,是怎么回事?
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第一张图是stm32单片机DAC输出的三角波形,第二张图是接到pcm1861的音频输入端口的波形,怎么会被压缩了?
第一张图:
第二张图: