| CRC校验及其软件实现 |
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| 引用本文： | 姚七栋,张春玉.CRC校验及其软件实现[J].现代电子技术,2006,29(13):67-68,71. |
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| 作者姓名： | 姚七栋 张春玉 |
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| 作者单位： | 陕西财经职业技术学院,陕西,咸阳,712000 |
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| 摘 要： | 数据通信技术是计算机网络技术发展的基础,已经成为现代生活中必不可少的一部分。但通过通信信道传输的数据往往会有差错的产生,而且差错的产生是不可避免的,我们的任务是分析差错产生的原因与差错类型,研究检查是否出现差错及如何纠正差错。循环冗余码(CRC)是目前应用最广的检错纠错编码方法之一。论述了CRC的教学原理及其在数据通信中的作用,并提出了用8031汇编语言实现CRC校验的程序设计。
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| 关 键 词： | CRC校验 信道 误码 检错 |
| 文章编号： | 1004-373X（2006）13-067-02 |
| 收稿时间： | 2006-03-12 |
| 修稿时间： | 2006-03-12 |
Test of CRC and Its Realization |
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| YAO Qidong,ZHANG Chunyu.Test of CRC and Its Realization[J].Modern Electronic Technique,2006,29(13):67-68,71. |
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| Authors: | YAO Qidong ZHANG Chunyu |
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| Affiliation: | Shaanxi Professional and Technology Instit ut e of Finance and Economics, Xianyang, 712000, China |
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| Abstract: | The data communication technology is the basis of development of the Internet technology,and has became the necessary part of modern life.However,there are often some mistakes for the date transmitted by communication way,and these mistakes can not be avoided.Our task is to analyze reasons and types of the mistakes,to study and check whether there is mistake appearing and how to correct it.At present,CRC is one of the most often used method to test and correct mistakes.This paper discusses the teaching principle of CRC and its function in communication,and points out how to realize the procedure design of CRC test. |
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| Keywords: | CRC test communication way error code check mistake |
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