使用SIM300Z做车载台的产品，带有GPS和GPRS功能。,Car Desk SIM300Z do use products, with GPS and GPRS functionality.

通过提取并解析卫星定位信息，获取当前时间、经度和纬度等信息，并通过串口显示出来。-Through the extraction and analysis of satellite positioning information, to obtain the current time, such as longitude and latitude information, and displayed through the serial port.