全球定位系统演示需要内部的全球定位系统的话，并将其写入屏幕

GPS数据采集软件，包括串口配置等多个子项-GPS data acquisition software, including the serial port configuration, such as multiple sub-items

SIMCOM SIM508Z RoHS Technical Data Sheet

gpsr安装的NS2代码，已经修改好 部署到NS2目录下 包含所有需要修改的文件

不用说了，很好的GPS数据采集程序，完整实用美观的界面-Needless to say, and a very good GPS data collection procedures, a complete interface aesthetic practical

zigzag纠错码是一种非常简单但却具有非常优秀性能的码。非常适合用于中码率或者高码率编码的系统。此为一位教授提供的源码。-zigzag error-correcting code is a very simple but has a very excellent performance of code. Very suitable for use in bit-rate or high bit-rate coding system. This is the source provided by a professor.

GPS模块开发：vb、rs232串行通信控制-GPS Module Development: vb, rs232 serial communication control

Mapobjects的打包经验。GIS编程。希望你喜欢。-Mapobjects the packaged experience. GIS programming. I hope you like.

可以有助于实现无线发送和接受，使用方法可以参考该源码，使用方便且简单-Can contribute to the achievement of wireless send and receive, the use of methods can refer to the source, easy to use and simple

利用GPS作为时钟源实现精确计时，方便实用，定时精度达到300ns以内。 -The use of GPS as a clock source to achieve accurate timing, convenient and practical, timing accuracy of less than 300ns.

gps/gprs 技术文档，可以参考实现的说明原理，实现即时通信技术-gps/gprs technical documentation, you can reference implementation description of the principle of instant communication technology