| PC机与AT89C51单片机的串行通信接口设计 |
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| 引用本文： | 郭宏亮.PC机与AT89C51单片机的串行通信接口设计[J].平原大学学报,2007,24(3):117-119. |
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| 作者姓名： | 郭宏亮 |
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| 作者单位： | 平原大学,机电工程学院,河南,新乡,453003 |
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| 摘 要： | 本文介绍了PC机与单片机采用RS-232C进行串行通信的接口方法。对于硬件接口电路中常用的一些方法进行了简要的比较,并介绍了电平转换芯片MAX232及其应用方法。在通信程序的设计中,PC机采用查询方式收发数据,单片机采用中断方式收发数据。本文给出了完整的PC机与单片机点对点双机通信程序。
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| 关 键 词： | 串行通信 接口 编程 |
| 文章编号： | 1008-3944（2007）03-0117-03 |
| 修稿时间： | 2007-04-022007-04-27 |
Interface Design of PC Communicating with Single-chip Microcomputer AT89C51 |
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| GUO Hong-liang.Interface Design of PC Communicating with Single-chip Microcomputer AT89C51[J].Journal of Pingyuan University,2007,24(3):117-119. |
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| Authors: | GUO Hong-liang |
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| Institution: | College of Machinery and Electron, P ing yuan University, Xinxiang , Henan 450003, China |
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| Abstract: | This paper introduces an interfacing method of IBM-PC serially communicating with single-chip microcomputer with RS-232C.It gives comparison among some methods which are often adopted in the interfacing circuit,and introduces a chip MAX232 of level translation and its application method in detail.In the design of communication program,IBM-PC adopts inquiry way to receive and dispatch data,single-chip microcomputer adopts interruption way to receive and dispatch data.The paper presents the whole program of communicating with single-chip microcomputer from point to point. |
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| Keywords: | MAX232 RS-232 |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ |
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