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针对语音系统开发中常见的A/D ,D/A转换接口问题 ,设计出了定点DSPTMS32 0VC5 40 2与A/D ,D/A模拟接口芯片TLC32 0AD5 0C的主从模式接口电路 .TMS32 0VC5 40 2具有由分离的发送和接收通道组成的多通道缓存串口 .通过对TLC32 0AD5 0C采样频率的计算及对串行口编程 ,可设置串口工作方式 ,进行TLC32 0AD5 0C初始化 ,建立两芯片的连接 ,从而实现芯片间快速、灵活、可靠的数据传输 .
Aimed at the common A / D and D / A conversion interface problems in the development of voice system, a master-slave mode interface circuit between fixed-point DSPTMS32 0VC5 40 2 and A / D and D / A analog interface chip TLC32 0AD5 0C is designed.TMS32 0VC5 40 2 has a separate transmission and receiving channels composed of multi-channel cache through the TLC32 0AD5 0C sampling frequency of the serial port programming and programming, you can set the serial port work, TLC32 0AD5 0C initialization, the establishment of two-chip connection, In order to achieve fast, flexible and reliable data transfer between chips.