微机接口虚拟中断实验的研究和实现  

RESEARCH AND IMPLEMENTATION OF VIRTUAL INTERRUPT EXPERIMENT FOR MICROCOMPUTER INTERFACE

作　　者：陈燕俐[1] 李爱群[1] 周宁宁[1] 

机构地区：[1]南京邮电大学计算机学院,江苏南京210003

出　　处：《计算机应用与软件》2010年第1期171-173,共3页Computer Applications and Software

摘　　要：虚拟实验是随着现代计算机技术的进步而产生和发展的一种实验模式。分析目前微机接口实验模式存在的问题和不足,并根据该课程的具体特点,对微机接口虚拟实验的设计思想和实现原理进行了深入研究,以截获用户实验程序I/O指令的VDD虚拟设备驱动技术为基础来设计和实现虚拟实验。中断系统是微机系统的重要组成部分,重点阐述了虚拟中断实验的具体实现方法。实验结果表明,微机接口虚拟中断实验能较好地满足教学的要求,不占用系统硬件资源,具有实验容易、灵活等特点。Virtual experiment is an experiment mode came out and developed with the progress of modern computer technology.The problems and deficiencies of current experiment mode for microcomputer interface are analysed.Elaborated studies are made on the design thoughts and realisation rationale of virtual experiment for microcomputer interface according to specific characteristics of the course.The virtual experiment is designed and implemented based on virtual device drivers（VDD） technology capturing I/O instructions in users＇ experiment programs.Since interrupt system is an important part of microcomputer system,concrete implementation method of virtual interrupt experiment is elucidated in emphasis.Experimental results show that the virtual interrupt experiment can fairly meet the requirements of teaching,it does not occupy hard resources and has the characteristics of facile and flexible in experiment.

关 键 词：微机接口 虚拟实验 虚拟设备驱动程序 中断 

分 类 号：TP391.9[自动化与计算机技术—计算机应用技术] TP368.1[自动化与计算机技术—计算机科学与技术]