| 基于GPRS流量计量仪的设计与实现 |
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| 引用本文： | 王航宇. 基于GPRS流量计量仪的设计与实现[J]. 科学技术与工程, 2011, 11(1) |
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| 作者姓名： | 王航宇 |
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| 作者单位： | 西安航空职业技术学院电子工程系,西安,710089 |
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| 摘 要： | 设计了基于GPRS的流量计量仪器。该仪器由传感器、单片机和GPRS模块组成。着重论述软件设计部分,通过拨号建立物理层连接,介绍PPP(点对点协议)协议,并将该协议用于数据链路层,应用层采用UDP协议。着重论述了PPP协议的程序设计,包括LCP、NCP和PAP协议的软件设计与实现,并给出了部分测试结果。
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| 关 键 词： | 通用分组无线服务技术(General Packet Rodio Serrice GPRS) 流量仪 点对点(Pointto Point Protocd PP)协议 链路控制协议(Linle Control Protocal LCP)协议 网络核心协议(Networke Core Protocol NCP)协议 密码认证协议(Pass-word Authentication protocol PAP)协议 |
| 收稿时间： | 2010-10-29 |
| 修稿时间： | 2010-11-10 |
Design of Flows Meter and Implementation Based on GPRS |
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| WangHangyu. Design of Flows Meter and Implementation Based on GPRS[J]. Science Technology and Engineering, 2011, 11(1) |
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| Authors: | WangHangyu |
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| Affiliation: | WANG Hong-jun(Department of Electronic Engineering,Xi'an Aeronautical Polytechnic Institute,Xi'an 710089,P.R.China) |
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| Abstract: | The flows meter is designed based on GPRS.The apparatus consists of sensors,MCU and GPRS module.The part of software is discussed by emphasized.Physical layer connection is established by dialing number,PPP(point to point protocol) is used in Data link layer,and UDP protocol in Application layer.The software is introduced the PPP and mainly focused on design and implementation method of PPP,including LCP(Linking configuration protocol),NCP(Network configuration protocol) and PAP(PPP authentication protocol)... |
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| Keywords: | GPRS flows meter PPP LCP NCP PAP |
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