基于TMS320F2812和ADS8505的数据采集系统

Data acquisition system based on TMS320F2812 and ADS8505

本论文介绍了基于TMS320F2812DSP的数据采集系统的整体结构和各组成模块。介绍了主要芯片的性能和工作原理,A/D转换芯片前端电路设计,A/D转换芯片和DSP数字信号处理器的硬件接口设计,DSP数字信号处理器与PC机的串行通信方案设计,以及DSP数字信号处理器的存储器扩展,最后给出该系统的软件架构和优化设计。

The thesis introduced the structure and modules of the data acquisition system that based on TMS320F2812 DSP. It described the performance and work principle of the main chips, the front circuit of A/D converter chip,the interface of A/D converter chip and DSP chip ,the serial communication scheme design of DSP chip and PC ,the memory expend of DSP chip.At last,it gave the structure and optimize of software.