| RS-422/485隔离技术及应用讨论 |
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| 引用本文： | 程鲲,李震.RS-422/485隔离技术及应用讨论[J].山西电子技术,2012(2):50-51,59. |
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| 作者姓名： | 程鲲 李震 |
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| 作者单位： | [1]中国电子科技集团公司第三十四研究所,广西桂林540114 [2]桂林电子科技大学,广西桂林541004 |
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| 摘 要： | 概述了RS-422/485串行总线技术标准,并对工业应用现场中可能出现的影响总线误判的因素进行了分析,对目前使用的隔离技术进行对比和总结。最后给出了实际的解决方案。
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| 关 键 词： | RS-422/485 光耦隔离 磁隔离 电容隔离 |
RS422/485 Isolation Technique and Application Discussion |
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| Cheng Kun,Li Zhen.RS422/485 Isolation Technique and Application Discussion[J].Shanxi Electronic Technology,2012(2):50-51,59. |
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| Authors: | Cheng Kun Li Zhen |
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| Affiliation: | 1.The 34th Institute of China Electronics Technology Group Corporation,Guilin Guangxi 541004,China; 2.Guilin University of Electronic Science and Technology,Guilin Guangxi 541004,China) |
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| Abstract: | This article summarizes the technique standard of serial data bus RS422/485.It analyzes the factor which may cause data bus error in industry application,and it discusses the popular isolation technique,finally gives the actual application circuit. |
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| Keywords: | RS422/485 opto-coupler magnetic isolation capacitive isolation |
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