要实现这样的功能要求:1)BCLK frequency = 3.072MHz
2)LRCK frequency = 48KHz
3)Generating four channels IIS data then all data is sent according to IIS protocol
4)The data of every channel is configurable
看了几天了,不是太明白,求高手点拨下。我现在理解的端口情况应该是这样,输入是blck和lrck,输出是sd1,sd2,sd3,sd4.但我特别疑惑的是这个可配置怎么处理?谢谢 |