基于MAX262的音频降噪仪设计  

Design of Audio Noise Reduction Device Based on MAX262

作　　者：古晓宇[1] 伍原[1] 王文欢[1] 

机构地区：[1]中南民族大学,武汉430074

出　　处：《电脑开发与应用》2011年第8期55-57,共3页Computer Development & Applications

基　　金：中央高校基本科研业务费专项资金资助项目(CZQ11001)

摘　　要：介绍了一种基于单片机MSP430和可编程开关电容滤波器MAX262的降噪仪设计。该设计以MSP430单片机为控制核心,通过按键选择设置参数,控制MAX262的工作模式。降噪仪工作稳定可靠,有潜在的市场需求。A design of noise reduction is introduced,which is based on the MSP430 microprocessor and the MAX262 programmable switch-capacitor filters.The MSP430 microprocessor is the controller,which controls the operating mode of MSX262.The parameter setting of the MSX262 is done by using key selection and digital display.The structure of the design is reasonable and easy to operate,which meets the demand of market potentially.

关 键 词：降噪 开关电容滤波器 单片机 呜呜祖啦 

分 类 号：TN713[电子电信—电路与系统]