摘要
具有GPS时钟电路的数据集中器,主要由双CPU数据采集、存储和传输电路、软件狗电路、电压监控电路、调制解调器和GPS时钟电路组成。给出了双CPU电路和软件狗电路的工作原理图,介绍了采用GPSOEM接收板的日期与时间电路的设计思路和编程方法。该数据集中器已应用于基于公用电话网的配变参数远程抄表系统。
The data concentrator with GPS clock circuit mainly consists of dual-CPU data acquisition, storage and transmission circuits, dongle circuit, voltage monitoring circuit, modem and GPS clock circuit. The operational principles of dual-CPU circuit and dongle circuit are given, and the design concept and programming method of date and time circuit using GPS OEM receiver board are introduced. This data concentrator has been used in remote distribution transformation parameters remote meter reading system based on public switched telephone network.
出处
《自动化仪表》
CAS
北大核心
2012年第8期78-80,共3页
Process Automation Instrumentation
作者简介
李科蕾（1966-），女，现为中北大学测控技术专业在读博士研究生，副教授；主要从事电子仪器及测控技术的研发工作。
