程序实现了PDA对手持型GPS的导航设计。用一个串口类控制串口通讯，通过对接收的GPS数据分析导航信息。-program on the PDA handheld GPS navigation design. Serial category with a serial communication control, the reception of the GPS navigation data analysis information.

eVC串口通讯+GPS定位信息显示. 不错的原码-eVC serial communication GPS information display. Yes the original code