LED驱动的电路图，串口输出显示-LED driver circuit, serial output display. . . . . .

GPS接收图形界面如下图，打开串口接收数据，且LED灯亮，数据解析得到格林尼治时间、用户三维坐标、日期时间。-GPS receiving graphical interface below, open a serial port receives the data, and LED lights, data analysis, user get GMT three-dimensional coordinates, date/time.