| 基于VB的双串口“信集闭”监控系统设计 |
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| 引用本文： | 齐现英,张明海.基于VB的双串口“信集闭”监控系统设计[J].计算机应用与软件,2009,26(7):178-180. |
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| 作者姓名： | 齐现英 张明海 |
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| 作者单位： | 1. 泰山医学院放射系,山东,泰安,271016
2. 泰山集团泰安华电热工有限公司,山东,泰安,271019 |
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| 摘 要： | 为解决信集闭系统的扩展问题,提出一种VB 环境下双串口通信的PLC监控网络设计方案,并重点论述了基于CNET协议和CCM协议的软件设计思路.实践证明本方案具有时实性好、扩展性强等优点.
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| 关 键 词： | 双串口 PLC控制网络 CNET通信 CCM通信协议 |
DESIGN OF DOUBLE SERIAL PORTS MONITORING SYSTEM OF SIGNAL CENTRALISING AND BLOCKING CONTROL BASED ON VB |
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| Qi Xianying,Zhang Minghai.DESIGN OF DOUBLE SERIAL PORTS MONITORING SYSTEM OF SIGNAL CENTRALISING AND BLOCKING CONTROL BASED ON VB[J].Computer Applications and Software,2009,26(7):178-180. |
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| Authors: | Qi Xianying Zhang Minghai |
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| Affiliation: | Department of Radiology;Taishan College of Medical Science;Taian 271016;Shandong;China;Hua Dian Thermal Power Company of Taishan Group;Taian 271019;China |
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| Abstract: | In order to resolve the expansion problem of signal centralising and blocking system,a PLC monitoring network design scheme through double serial ports communication based on VB condition is presented in the paper.The software designing thoughts based on CNET and CCM protocols is discussed emphatically.Experiment proves that the system has good real-time characteristic and excellent scalability. |
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| Keywords: | VB |
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