| 基于ARM7 LPC2148便携式抄表器的设计 |
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| 引用本文： | 曹兴华,申萍.基于ARM7 LPC2148便携式抄表器的设计[J].现代电子技术,2006,29(20):1-3. |
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| 作者姓名： | 曹兴华 申萍 |
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| 作者单位： | 北京交通大学,电气工程学院,北京,100044 |
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| 摘 要： | 抄表器在实际中应用非常广泛,自动抄表系统的目的是:自动、集中、定时地抄录各用户的数据量。通过对ARM7 LPC2148和通信接口的研究,介绍一种基于ARM7 LPC2148的便携式智能抄表器的硬件设计及工作原理。通过使用外围设备接口RS 232,RS 485,USB 2.0等高速数据传输方式,使抄表器在现场能够对数据进行采集,提高数据的可靠性和准确性,达到准确快捷的目的。实现应用嵌入式系统来完成便携式抄表器的功能。
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| 关 键 词： | 便携式抄表器 ARM7LPC2148 RS232 RS485 USB2.0 |
| 文章编号： | 1004-373X(2006)20-001-03 |
| 修稿时间： | 2006年5月31日 |
Design of the Portable Automatic Meter Reading Device in ARM7 LPC2148 |
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| CAO Xinghua,SHEN Ping.Design of the Portable Automatic Meter Reading Device in ARM7 LPC2148[J].Modern Electronic Technique,2006,29(20):1-3. |
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| Authors: | CAO Xinghua SHEN Ping |
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| Abstract: | The portable automatic meter reading device is most in use in practice,and automatic meter reading system is for automatical intensive and timely to record the data of all users.In research of ARM7 LPC2148,this thesis mainly describes the hardware design and working principle of the portable automatic meter reading device based on ARM7 LPC2148.By application of peripheral interface on high speed data transmitted way,such as RS 232,RS 485 and USB 2.0,automatic meter reading device can collect data in exact.It improves the reliability and veracity of the data.It introduces how to utilize the embedded system to bring automatic meter reading device into function. |
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| Keywords: | portable automatic meter reading device ARM7 LPC2148 RS 232 RS 485 USB 2 0 |
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