i2s协议时飞利浦公司专门为开发音频而开发的协议，这是它的VHDL代码，希望有帮助-i2s agreement, Philips developed specifically for the development of the audio protocol, which is its VHDL code, and want to help

verilog实现基于i2s协议接口，在fpga上验证通过。(Verilog implements the interface based on I2S protocol and verifies it on fpga.)