USB-GPIB控制器的VISA设计与实现  

Design and realization of the software of GPIB controller based on USB

作　　者：蒋荣华[1] 吴西北[1] 

机构地区：[1]电子科技大学自动化工程学院,四川成都610054

出　　处：《中国测试技术》2006年第4期93-96,共4页CHINA MEASUREMENT & TESTING TECHNOLOGY

摘　　要：本文阐述了基于USB总线的GPIB仪器控制器的设计思想,提出系统的整体构架和实现方案。目前很多采用GPIB接口的测试测量产品都可以让用户调用VISA函数来编制自己的软件程序,本文重点介绍了该控制器的软件部分的VISA设计,VISA函数的基本结构,概述了VISA函数的总体设计思想,即PC机对该控制器的驱动程序、VISA调用、动态链接库以及应用程序的编写过程,并给出了实现方法。This paper expatiated design of GPIB controller based on USB.It put forward the entire constructor and realization proposal of the system.At present, many costomers of product with GPIB interface can develop their application using VISA library ,This paper put emphasis on desing of VISA, introduced basic structure of VISA and summarized overall design d VISA including device drivers use of VISA ,dynamic link library and applieation.

关 键 词：USB接口 驱动程序 VISA 动态链接库 WDM 

分 类 号：TP334.7[自动化与计算机技术—计算机系统结构]