| 基于PS/2协议的条码扫描器与单片机接口设计 |
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| 引用本文： | 李建国,赵战民,刘卿.基于PS/2协议的条码扫描器与单片机接口设计[J].微计算机应用,2008,29(12). |
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| 作者姓名： | 李建国 赵战民 刘卿 |
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| 作者单位： | 石家庄经济学院,信息工程学院,石家庄,050031 |
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| 基金项目： | 石家庄经济学院学生科技基金
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| 摘 要： | 基于对PS/2接口协议和条码扫描器输出数据格式的认识,从触发方式和接收方式两个方面详细分析了单片机读取条码数据的原理与实现方法,同时给出了扫描码与ASCII码的转换程序设计。在应用中,给出了条码扫描器与MCU的接口电路及通行方案,并介绍了单片机对条码数据识别系统一种典型应用方法。
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| 关 键 词： | PS/2协议 条码扫描器 单片机 接口设计 |
Interface Design Between the Bar Code Reader and MCU Based on PS/2 Protocol |
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| LI Jianguo,ZHAO Zhanmin,LIU Qing.Interface Design Between the Bar Code Reader and MCU Based on PS/2 Protocol[J].Microcomputer Applications,2008,29(12). |
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| Authors: | LI Jianguo ZHAO Zhanmin LIU Qing |
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| Abstract: | The PS/2 protocol and the data signal output style of bar code reader are discussed in this paper,On the basis of this,It detailed analyses the stripe code detect theory and realize methods of MCU in trigger mode and receive mode,also the design of conversion process between scanning code and ASCII code is given.In application,the circuit of interface and communication scheme between bar code reader interface and MCU are provided,It also introduces a typical utility of this system.. |
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| Keywords: | PS/2 protocol bar code reader MCU interface design |
| 本文献已被 CNKI 万方数据 等数据库收录！ |
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