| 远程地面测发控系统在PLC中嵌入CRC代码校验 |
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| 引用本文： | 金志超,张磊,黄莉莉.远程地面测发控系统在PLC中嵌入CRC代码校验[J].航天控制,2009,27(2). |
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| 作者姓名： | 金志超 张磊 黄莉莉 |
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| 作者单位： | 北京航天自动控制研究所,北京,100854 |
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| 摘 要： | 数据信息交换在地面测发控系统中所占的比重大幅提高,由此带来的数据信息的安全性和可靠性等方面的问题也成为设计者在系统设计时必须要面对和认真考虑的问题,将CRC校验方式引入到PLC映射控制中,可大幅提高远距离发控的通讯可靠性.
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| 关 键 词： | CRC校验 误码率 |
CRC Code Checkout in PLC for Remote Ground Test Launch and Control System |
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| JIN Zhiehao,ZHANG Lei,HUANG Lili.CRC Code Checkout in PLC for Remote Ground Test Launch and Control System[J].Aerospace Control,2009,27(2). |
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| Authors: | JIN Zhiehao ZHANG Lei HUANG Lili |
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| Institution: | JIN Zhichao ZHANG Lei HUANG LiliBeijing Aerospace Automatic Control Institute,Beijing 100854,China |
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| Abstract: | The importance of exchange of data frame is continuously increased in ground test launch and control system.Therefore,the security and reliability of data need to be carefully considered in the early phase of design.In this paper the CRC is embed in programmed instruction for PLC to improve the reliability of data frames,so that the security and reliability of the system shall be greatly enhanced. |
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| Keywords: | PLC |
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