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TAS2505 PLL分频

Other Parts Discussed in Thread: TAS2505-Q1, TAS2505

你好:

我现在使用TAS2505-Q1作为音频Codec芯片,在调试设备驱动时,现在MCLK输入是外部晶振给的,晶振频率是12.288MHZ,在设备启动后,播放音频文件时,BCLK和WCLK无频率输出,想请教一下,这是什么原因?

我的配置如下,MCLK作为PLL的时钟源, BCLK和WCLK设置为输出, 音频采样率为8KHZ,PLL 参数配置为J:8  D:1920  R:1  P:1  DOSR:128 NDAC:48  MDAC:2