GPS是标准协议格式，单片机通过串口获取GPS模块发来的时间、位置、速度等信息。该程序经过试验验证. 程序中，实现GPS信息的接收-GPS is a standard protocol format, the microcontroller through the serial port for GPS module sent the time, location, speed and other information. The program has been experimental verification. Program to achieve the receiving GPS information