模拟音频芯片在数据采集二次通讯中的应用  

Application of Simulation Chip TLC320AD50C in the Second Communication During DSP Data Collection

作　　者：张江林[1] 黄天戍[1] 

机构地区：[1]武汉大学电信学院,湖北武汉430072

出　　处：《控制工程》2005年第S1期130-132,共3页Control Engineering of China

摘　　要：分析了用于二次通讯的音频模拟接口芯片TLC320AD50C的性能和结构特点,并利用其二次通讯实现和数字信号处理器TMS320C30的数据采样和寄存器读写。介绍了TLC320AD50C和TMS320C30硬件连接及软件实现,从而很好地实现了DSP数据采集过程中对AD/DA转换芯片寄存器的读写及对模拟音频信号的高效率数据采集。The performance, structure and characteristic of simulation chip TLC320AD50C for the second communication are analysed and the date sampling and R&W with DSP TMS320C30 are realized through die second communication. The hardware collection and the software realization of TLC320AD50C and TMS320C30 are discussed, which realize well the R&W of AD/DA convertion chip register and the data collecting highly efficiently to simulation signal.

关 键 词：TLC320ADSOC TMS320C30 串行通信 数字信号处理 二次通信 数据采集 

分 类 号：TP274.2[自动化与计算机技术—检测技术与自动化装置]