基于单片机的语音信息采集及处理系统设计

Design of Voice Information Acquisition and Processing System Based on Single Chip Microcomputer

随着科学技术的持续发展,我国的信号处理数字化技术能力也在不断提高,语音处理、信号处理器以及单片机等规模较大的集成电路也在不断更新换代中。本文首先介绍了两种语音合成芯片,例如芯片ISD4004、芯片AT89C52。随后文章介绍了具体的系统设计方案,例如语音输出电路、录音电路、放音电路等,最后文章介绍了具体的软件设计,例如SPI口的设计思路、设计思路等,希望能给相关人士提供一些参考。

With the continuous development of science and technology,the capability of digitization of signal processing in China is constantly improving,and large-scale integrated circuits such as voice processing,signal processors,and single-chip microcomputers are also being continuously updated.This article first introduced two speech synthesis chips,such as the chip ISD4004 and the chip AT89C52.Later,the article introduced specific system design solutions,such as voice output circuit,recording circuit,audio playback circuit,etc.Finally,the article introduced the specific software design,such as SPI port design ideas,design ideas,etc.,hoping to provide relevant people with some reference.