摘要
介绍了一种基于DSP的多通道音频信号处理平台的基本电路,设计了DSP与音频编解码器TLV320AIC23B的硬件接口,实现了四通道音频信号输入和输出,同时具有高性能、低功耗和便携等特点。该平台已经应用于有源抗噪声耳罩项目中。
A multi-channel audio signal processing platform based on DSP was designed. This paper introduced system＇s basic circuit, and discussed the hardware interface design of TLV320AIC23B with DSP. The platform realized four-channel signal acquisition and output. Duel to its low power consumption, and portable type powerful digital processing ability, the platform has been used in design of noise reduction headphone.
出处
《微型机与应用》
2011年第13期10-12,共3页
Microcomputer & Its Applications
