Abstract:
通讯模块是车载GPS终端的重要组成部分,是终端与上端监控系统进行信息交流的唯一通道。ARM7CPU通过AT命令对GPRS模块进行控制,从而实现SOCKET通信。文章介绍了SiemensMC39i通信模块的AT命令设计、与SIM卡连接设计等。
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Source :
机电技术
Year: 2007
Issue: 03
Page: 31-32
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SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
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30 Days PV: 2
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