| RS-485总线通讯技术在红外线报警系统中的应用 |
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| 引用本文： | 罗晴兰,耿跃.RS-485总线通讯技术在红外线报警系统中的应用[J].企业技术开发,2009,28(2). |
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| 作者姓名： | 罗晴兰 耿跃 |
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| 作者单位： | 江苏城市职业学院,江苏,常州,213161
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| 摘 要： | 文章介绍以PC机和AT87C52单片机组成主从式多机通信系统,并采用串行通信能力较强的RS-485通信方式完成多个下位机向上位机传递信息的任务,并给出了各个模块的有关电路图,以及各部分工作的软件设计方法和要求。
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| 关 键 词： | 热释电红外传感器 RS-485 AT87C52 |
Application of RS-485 Bus communication technology on the Infrared Alarm System |
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| LUO Qing-lan,GENG Yue.Application of RS-485 Bus communication technology on the Infrared Alarm System[J].Technological Development of Enterprise,2009,28(2). |
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| Authors: | LUO Qing-lan GENG Yue |
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| Institution: | Jiangsu Vocational College of the City;Changzhou;Jiangsu 213161;China |
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| Abstract: | This paper introduces the multi-communication system composed by PC and AT87C52. The task of information transfer is completed by RS-485 which is strong with communications. The writer shows the circuit and the software design methodology. |
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| Keywords: | RS-485 AT87C52 |
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