基于FPGA的高速信号采集板  

A High-Speed Signal Collection Board Based on EPGA

作　　者：杜建和[1] 罗增勇[1] 刀学龙[1] 

机构地区：[1]玉溪师范学院信息技术工程学院,云南玉溪653100

出　　处：《玉溪师范学院学报》2010年第12期35-39,共5页Journal of Yuxi Normal University

摘　　要：设计了一款基于FPGA的高速信号采集板,并对其主芯片ADS825和采集板的主要工作原理进行了论述.实践中,通过连接信号采集板与DE2开发平台进行信号采集,利用SignaltapⅡLogic Analyzer捕获A/D转换后的数字信号,最后在MATLAB下对所采集的数字信号数据进行处理.实验结果表明,该款高速信号采集板能准确快速地采集信号,达到了设计的预期目的.The paper introduces the design of a high-speed signal collection board based on EPGA and discusses its working principle and that of its master chip ADS 825.Through the connection of the collection board with DE2 development platform,data are collected.After A/D conversion,the digital signals are captured by SignaltapⅡLogic Analyzer and processed with MATLAB.The test shows that the high-speed signal collection board can acquire signals quickly and accurately which is in accord with the goal of the design.

关 键 词：FPGA ADS825 信号采集 A/D 

分 类 号：TP2[自动化与计算机技术—检测技术与自动化装置]