| 基于RS485实现的PC机与单片机多机通信 |
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| 引用本文： | 刘志群.基于RS485实现的PC机与单片机多机通信[J].闽江学院学报,2007,28(2):44-46,121. |
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| 作者姓名： | 刘志群 |
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| 作者单位： | 闽江学院物理学与电子信息工程系,福建,福州,350108 |
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| 摘 要： | 介绍了基于RS485实现的PC机与单片机串行通信控制系统.通过RS485/RS232信号转换电路,PC机根据下位机的地址不间断采集下位机的数据,经过处理后,将控制信号传给下位机,从而实现PC机与单片机之间的多路远程数据采集和远程控制.
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| 关 键 词： | RS485 单片机 串行通信 数据采集 |
| 文章编号： | 1009-7821（2007）02-0044-03 |
| 收稿时间： | 2006-11-21 |
| 修稿时间： | 2006年11月21 |
Comunication between PC and MCS-51 based on RS485 |
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| LIU Zhi-qun.Comunication between PC and MCS-51 based on RS485[J].Journal of Minjiang University,2007,28(2):44-46,121. |
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| Authors: | LIU Zhi-qun |
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| Institution: | LIU Zhi-qun (Physics and Electronic Information Engineering Department of MingJiang University, Fuzhou, Fujian 350108, China) |
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| Abstract: | The control system based on RS485 between PC and single-chip microcomputer is introduced.Through converting signal circuit of RS485/RS232,PC gathers data from MCS according to the address of single-chip microcomputer,and sends control signal to single-chip microcomputer after appropriate treatment,so as to achieve multiple-access remote data acquisition and remote control. |
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| Keywords: | RS485 single-chip microcomputer serial communication data acquisition |
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