基于cycloneII和MSP430单片机的示波器，利用spi模块进行双机通信,Based on the MSP430 MCU and cycloneII oscilloscope, using dual-spi communication module

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