配置MCASP为8通道的TDM输出,使用aplay工具播放CH1.wav(8通道,仅在通道1有方波数据),实际DA1通道无数据输出。用示波器查看FSX信号和AXR1信号,发现FSX的信号为32/SCLK,但DA芯片的TDM模式最高仅支持FSX=7/SCLK,我想知道如何调整FSX的宽度。
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