| PC机与单片机的多机通信技术及抗干扰措施 |
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| 引用本文： | 刘俊伏,刘金娥.PC机与单片机的多机通信技术及抗干扰措施[J].河北师范大学学报(自然科学版),2009,33(1). |
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| 作者姓名： | 刘俊伏 刘金娥 |
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| 作者单位： | 石家庄信息工程职业学院,计算机系,河北,石家庄,050035 |
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| 基金项目： | 河北省建设厅科研基金 |
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| 摘 要： | 介绍了PC机与单片机的多机通信技术,给出了基于RS-485总线的PC机与单片机通信接口的硬件电路图及软件编程的代码;结合应用的实践经验,分析了影响RS-485通信的干扰源,阐述了硬件线路和软件设计两方面的抗干扰措施.
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| 关 键 词： | 串行通信 单片机 |
The Multi-communication and Anti-interference Method of PC and SCMC |
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| LIU Jun-fu,LIU Jin-e.The Multi-communication and Anti-interference Method of PC and SCMC[J].Journal of Hebei Normal University,2009,33(1). |
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| Authors: | LIU Jun-fu LIU Jin-e |
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| Institution: | Department of Computer;Shijiazhuang Information Engineering Vocational College;Hebei Shijiazhuang 050035;China |
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| Abstract: | The multi-communication technology between PC and SCMC is introduced.The circuit diagram and procedure code of the communication interface based on RS-485 are given.Incorporating with practical experience,disturbance sources which disturb RS-485 communication has been analyzed and the anti-interference method in two aspects of the hardware circuit and the software designing is set forth. |
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| Keywords: | RS-232 RS-485 |
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