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各位工程师好,在使用927设计时遇到些问题想咨询下!
1. 设计目标: 是通过927连接3个PDM MIC, 利用serdes的特性,长距离传输PDM MIC信号,然后928解串成I2S信号后,输入高通系统;
2. 问题:927的规格书中,I2S CLK是输入信号,而PDM MIC是需要CLK INPUT的,这里怎么设置?927可以设置成master模式并输出I2S_CLK给PDM MIC?
期待您的答复谢谢!!!