您好,我用的IMX53主板,tlv320dac3100音频芯片,工作在从模式,mclk=12M,bclk=250M,采样率是8k,能正常发声,但是硬件测试发现,bclk的上升沿达到6.86ns,下降沿5.72ns,而芯片手册要求上升沿下降沿都小于4ns.这个该怎么调啊,不是特别懂音频芯片,求大神帮帮忙。
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您好,我用的IMX53主板,tlv320dac3100音频芯片,工作在从模式,mclk=12M,bclk=250M,采样率是8k,能正常发声,但是硬件测试发现,bclk的上升沿达到6.86ns,下降沿5.72ns,而芯片手册要求上升沿下降沿都小于4ns.这个该怎么调啊,不是特别懂音频芯片,求大神帮帮忙。