| 基于RS-485总线的分布式测控系统 |
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| 引用本文： | 李圣明,曹玉强,孙清. 基于RS-485总线的分布式测控系统[J]. 仪表技术与传感器, 2004, 0(11): 22-24 |
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| 作者姓名： | 李圣明 曹玉强 孙清 |
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| 作者单位： | 山东大学控制科学与工程学院,山东,济南,250061 |
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| 摘 要： | 介绍了一种基于RS-485总线的分布式测控系统，给出了系统结构、通讯协议和测控模块的通讯程序。上位杌用Visual Basic6．0的MSComm控件编程实现了数据采集与控制。运行结果表明：系统工作可靠，具有很好的效果。
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| 关 键 词： | 通讯协议 分布式测控 MSComm控件 波特率 |
| 文章编号： | 1002-1841(2004)11-0022-03 |
| 修稿时间： | 2003-11-20 |
Distribute Measurement and Control System Based on RS-485 Bus |
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| LI Sheng-ming,CAO Yu-qiang,SUN Qing. Distribute Measurement and Control System Based on RS-485 Bus[J]. Instrument Technique and Sensor, 2004, 0(11): 22-24 |
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| Authors: | LI Sheng-ming CAO Yu-qiang SUN Qing |
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| Abstract: | A means of distributed measurement and control system was introduced.The system structure,communication protocol and program of the measurement & control modules were given.The data acquisition and control of the supervisor was implemented with MSComm ActiveX of the Visual Basic6.0 program language.Application results show that it is a cheap and reliable system. |
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| Keywords: | Communication Protocol Distributed Measurement and Control MSComm ActiveX Baud Rate |
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