At the end of the second part, the source codes of implement the PCM algorithms, the ADPCM algorithms, IIR filter and FIR filter is presented after the theories of digital audio process and the DSP experiment kit.

• 在语音技术理论与DSP实验平台都被论证的基础上,如何在DSP实验平台上实现语音处理,在论文的最后被详细论述。