Finally, by testing the system with GPS application, it validates the expansibility and the ability of second development of the handhold terminal based on GPRS network and RTOS.

• 最后,引入GPS应用对系统进行功能测试,来验证基于GPRS网络和实时操作系统作为手持终端基本平台的可扩展性和二次开发的能力。