基于DSP的固定电话保密系统设计

DSP-based Design of Fixed-line Security System

本文利用TMS320VC5402数字信号处理器和TLV320AIC23音频编解码器设计主要的硬件电路,实现语音信号的接收处理和发送,加入SST39VF400这款FLASH芯片,实现对程序的固化。

This paper using TMS320VC5402 digital signal processor and audio codec TLV320AIC23 the hardware design of the main circuit,the receiving voice signal processing and transmission,and addes SST39VF400 FLASH chip for,the curing process to achieve.