基于GPS-25LP的便携式车载导航仪的设计  

The Design of GPS Portable Navigator for Automobile Based on GPS-25LP

作　　者：刘厚炳[1] 孙志锋[1] 

机构地区：[1]浙江大学电气工程学院,浙江杭州310027

出　　处：《机电工程》2004年第10期27-30,共4页Journal of Mechanical & Electrical Engineering

摘　　要：介绍了Garmin公司的GPS-25LP接收模块及其在车载导航仪设计中的应用;提出了应用该接收模块、采用MCUAT89C51做主控芯片进行便携式GPS车载导航仪的设计方法,包括其硬件部分和软件部分的设计;给出了采用串口查询方式、用C51语言编写的GPS信号接收处理程序。该导航仪在试验中取得了很好的效果,能快速、较准确的显示导航信息。In this paper, we introduce the GPS-25LP receiver module of Garmin Corporation and its application in portable navigator for automobile .We put forward a design method of GPS portable navigator for automobile using this receiver module and using MCU AT89C51 as the main controller chip, including hardware and software part. Then give the program which receive and handle GPS message. The navigator works well in the lab. It can display the update navigating information speedily and correctly.

关 键 词：接收模块 串口 C51语言 便携式 硬件 显示 软件 导航仪 LP GPS 

分 类 号：TM464[电气工程—电器] TP872[自动化与计算机技术—检测技术与自动化装置]