C language based on the single

Powerful and Portable GPS application -- support Linux, Windows, Windows CE GPS navigation and Map management. -Powerful and Portable GPS application support Linux, Windows, Windows CE GPS navigation and Map management.

GPS卫星定位模块说明及原理介绍。程序设计及编程员代码-GPS satellite positioning module description and principles of description. Program design and programmer code

linux 环境下GPRS通信，大家可以自由修改-linux environment GPRS communications, we can freely modify

基于单片机C语言的TCP/IP协议程序，有详细的说明和代码注释。-C language based on the single-chip TCP/IP protocol procedure is described in detail and code Notes.

通过串口接收数据，分析GPS数据，分析出当前时间，设置本机时间等。-Receive data through serial analysis of GPS data, analyze the current time, set the local time.

全球最大的GPS模块产品供应商，美国SiRF公司提供的产品接口说明文件，详细描述了该公司系列GPS模块产品的接口通讯格式说明与参数，供GPS产品开发者参考。-The world

一个适合制作GPS定位系统的显示程序，里面有完整的程序注释，可供参考-A GPS positioning system for the production of the display program, there are complete notes of the proceedings is available for reference

一个很不错的GPS接收机源程序，各项功能齐全-A very good source of the GPS receiver, the full-featured

gps端口的配置，打开，gps数据解析与分析。gps状态信息的描述-gps port configuration, open, gps data parsing and analysis. gps status information of the description of

Set of tools to perform transformations between projection, ellipsoidal and cartesian coordinates in either direction. -Set of tools to perform transformations be tween projection. ellipsoidal and cartesian coordinates in eith er direction.