广宇GPS系统，可实现车载终端的GSM/GPRS短信控制，通信，模拟车辆数据，使用MAPX5及MAPINFO地图-err

Allstar GPS 接收机通信协议以及技术手册-Allstar GPS receiver communication protocols, as well as technical manuals

一个远程追踪系统,该系统使用STM32作为主控制器，GPS模块为定位接收机，GSM模块为远程通信工具和用MicroSD卡模块来存储定位数据和时间.-A remote tracking system, the system uses STM32 as the main controller, GPS module for the positioning receiver, GSM module for the remote communication tools and use MicroSD c