| EPP在便携式数据采集系统中的应用 |
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| 引用本文： | 朱志伟 彭楚武. EPP在便携式数据采集系统中的应用[J]. 电子工程师, 2005, 31(10): 74-76 |
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| 作者姓名： | 朱志伟 彭楚武 |
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| 作者单位： | 湖南大学电气与信息工程学院,湖南省长沙市410082 |
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| 摘 要： | 分析了并口处于EPP(增强型并行端口)模式时和单片机进行数据交换的原理.介绍了有关EPP的基本特性、信号定义、操作模式及其程序设计方法,设计了基于EPP协议的便携式数据采集系统,给出了技术解决方案,讨论了系统的硬件接口电路和软件编程.方案具有可靠性高、速度快、软硬件设计简捷等优点.
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| 关 键 词： | 数据采集系统 时序 |
| 收稿时间： | 2005-01-31 |
| 修稿时间： | 2005-08-22 |
The Application of EPP in Portable Data Acquisition System |
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| Zhu Zhiwei, Peng Chuwu. The Application of EPP in Portable Data Acquisition System[J]. Electronic Engineer, 2005, 31(10): 74-76 |
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| Authors: | Zhu Zhiwei Peng Chuwu |
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| Abstract: | The principle of data transmission between parallel port and MCU in EPP mode is analyzed in this paper.A technical solution of portable data acquisition system based on the EPP protocol is designed.a hardware interface and software programming method is discussed in the system.The scheme has many advantages such as high-speed,high-reliability,succinct design for software and hardware,needn't insert cards etc. |
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| Keywords: | EPP |
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