多通道虚拟电子教学实验测试系统设计  

Design of multi-channel virtual system for electronic teaching experiment

作　　者：曲培新[1] 余周[1] 林磊[1] 

机构地区：[1]河南科技学院,河南新乡453003

出　　处：《河南科技学院学报（自然科学版）》2012年第2期81-86,共6页Journal of Henan Institute of Science and Technology(Natural Science Edition)

基　　金：河南科技计划项目项目(102102210191);河南科技学院实验创新项目

摘　　要：基于电子教学的需要,给出了由虚拟仪器构建的电子实验多通道数字示波器和信号发生器组成的电子信号测试系统,并将虚拟仪器应用于教学实验,结合实例给出了主控模块、数据采集模块、显示模块、分析模块的设计和实现过程.实验表明:系统测试参数多,具有较高的精度,能够满足一般电子实验教学要求,符合实验教学的规律.利用虚拟仪器技术的优势,对创新型、开放型的实验具有积极意义.Based on the needs of electronic teaching,the testing system for electronic signals composed of multi-channel digital oscilloscope and signal generator which constructed by virtual instrument are given at firstly.Then,combined with example,the design and implement process were given of main control module,data acquisition module,display module and analysis module.The results of experiment show that the system has the features of multi parameter testing and high precision,which can meet the requirements of electronic experiment teaching and accord with the exploration of experiment.It has positive meaning to the innovating and opening experiment by using virtual instrument.

关 键 词：虚拟仪器 多通道 实验系统 

分 类 号：TP391[自动化与计算机技术—计算机应用技术]