基于DSP的数据采集与显示系统  

Design of Data Acquisition and Display System Based on DSP

作　　者：莫莉[1] 王雪梅[2] 倪文波[2] 

机构地区：[1]成都大学工业制造学院,四川成都610106 [2]西南交通大学机械工程学院,四川成都610031

出　　处：《仪表技术与传感器》2011年第7期41-43,共3页Instrument Technique and Sensor

基　　金：成都大学2010年校基金项目(2010XJZ18);铁道部科技开发研究项目(2003J013);西南交通大学交通运输工程研究生创新实践基地资助项目(西交校研[2006]5号-13)

摘　　要：为适应工业应用现场以及智能化仪器仪表对便携式高速数据采集和显示终端设备的需求,设计了基于TMS320F2812DSP芯片的实时数据采集和显示系统,该系统可对前端传感器输出的模拟电压信号进行实时采集、处理、显示和存储。文中对该方案的硬件接口电路和软件驱动程序进行了设计,同时给出了软、硬件实现的相应电路图、程序流程图以及具体程序段。该设计方案结构简单、成本低、抗干扰能力强、性能稳定可靠,能够有效进行快速实时的数据采集和显示工作,试验调试取得了良好的效果。另外,该设计对其他便携式系统数据采集和显示终端的设计也具有一定参考价值。In order to meet the requirements of industrial application site and high-speed data acquisition and display of the intelligent instrumentation,this paper designed a real-time data acquisition and display system based on the TMS320F2812DSP.This system can conduct the real-time analog signal acquisition,processing,display and storage,which is output from the sensor.The hardware interface circuit and the software driver procedures of the program were designed.The relative circuit diagram,procedures process diagram and the specific procedures were presented.Debugging of the experiment,it achieved good results.At the same time,this design has the simple structure,low cost,strong anti-interference capability,stable performance and can conduct fast real-time data acquisition and display work effectively.In addition,the design of this data acquisition and display system can provided a valuable reference to the other portable system.

关 键 词：数据采集与显示系统 TMS320F2812 DSP 接口设计 

分 类 号：TP274[自动化与计算机技术—检测技术与自动化装置]