本文中提出的车载导航终端设计方案，可实现GPS导航、电子地图实时定位、GSM/GPRS通信等功能，通过实验已取得良好的效果-This paper proposed the design of the car navigation terminal program, enabling GPS navigation, digital maps, real-time positioning, GSM/GPRS communications and other functions, the experiment has been achieved through good results.