这个是关于音频方面的SOPC设计，这个源代码是软硬件协同设计，包括verilog和C语言设计两个部分，验证，可以通过。-This is about the audio side of SOPC design, the source code is the hardware and software co-design, including verilog and C language design two parts, verification, you can.

SD卡的音频方面的设计，这个对于SOPC的学习是有很大的帮助的，希望对各位有用。代码经过调试，是可以运行的。-Audio aspects of the design of the SD card, this is for SOPC learning a great help, and hope that useful. After debugging code, can be run.