Introduction - If you have any usage issues, please Google them yourself
Storage and playback of audio capture and compression program, using alaw compression of the data collected on-chip memory space is extended with external FLASH chip as the external memory, using ulaw decompression of stored data, using the signal chip AD50 AD/DA conversion, the whole design implementation using DSK320VC5402 board, with the board' s three status LED to indicate the sound recording, LED0: recording, LED1: playback