个人编写的GPS通讯源码及GPRS通讯源码，供大家参考-GPS personal written communication source and GPRS communications source for reference

GPRS应用的C源码，里面有具体的使用说明和调试软件，非常适合有经验的使用者。-GPRS application C source code, there are specific instructions and debug software, is ideal for experienced users.