摘要
介绍了基于美国Ａ─Ｂ公司ＳＬＣ５００系列可编程序控制器的ＤＨ４８５工业局域网（简称ＤＨ４８５网）及ＮＯＶＥＬＬ计算机局域网（简称ＮＯＶＥＬＬ网），着重讨论了ＤＨ４８５网与ＮＯＶＥＬＬ网的实时通信技术，并对这两个异型网的互连及实时通信作了进一步探讨。
This paper presents the NOVELL and DH485 Local Area Network(LAN) based on SLC500 serial Programmable Logical Controller(PLC) provided by American A─B Company. The real─time communication technology of DH485 and NOVELL is discussed. Furthermore, the interconnection and real─time communication between DH485 and NOVELL is developed.
出处
《电力系统自动化》
EI
CSCD
北大核心
1995年第1期48-54,共7页
Automation of Electric Power Systems
关键词
计算机网络
程序控制器
实时通信
局域网
Programmable Logical Controller(PLC) real─time communication technology Local Area NetWork(LAN )gateway unmatchable LAN interconnection
