摘要
介绍了高性能立体声音频编解码芯片TLV320AIC23B的基本特点、性能以及使用方法,并结合DSP芯片TMS320DM642与音频CODEC芯片TLV320AIC23B的接口设计,详细阐述了通过多通道音频串行端口(McASP)和EDMA进行音频编解码的实现方法。这种接口具有良好的通用性,可以广泛应用于各种相关设备的语音输入输出功能,进行语音信号数字处理。
The characteristics, performance and application of the high performance stereo audio CODEC TLV320AIC23B are introduced. How to initiate TLV320AIC23B through I2C and how to set the registers of the McASP and EDMA in DSP according to the characteristic of TLV320AIC23B are described in detail.
出处
《电声技术》
2006年第9期26-29,共4页
Audio Engineering