| 基于单片机控制的RS-485中继器 |
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| 引用本文： | 陈可群. 基于单片机控制的RS-485中继器[J]. 可编程控制器与工厂自动化(PLC FA), 2005, 0(8): 67-68 |
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| 作者姓名： | 陈可群 |
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| 摘 要： | 本文介绍了用一片AT89C2051单片机和两片RS-485接口芯片MAX487设计新型RS-485通讯中继器的原理和方法，给出了硬件电路和软件流程图，设计简单、可靠性高、性价比高。
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| 关 键 词： | RS-485 中继器 AT89C2051 |
The RS-485 Repeater on the Basis of the One-chip Computer Controls |
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| Chen KeQun. The RS-485 Repeater on the Basis of the One-chip Computer Controls[J]. Programmable controller & Factory Automation(PLC & FA), 2005, 0(8): 67-68 |
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| Authors: | Chen KeQun |
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| Abstract: | This paper introduces a new method of RS-485 communication repeater by an AT89C2051 one-chip computer and two RS-485 interface chip MAX487, providing the hardware circuit and software flow chart, it is simple to design, with high dependability and cost performance. |
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| Keywords: | RS-485 Repeater AT89C2051 |
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