激光导航的小车代码，由小车的接收端的信号来指引小车前进运动。-Laser navigation trolley code by the receiving end of the signal of the trolley, to guide the trolley forward movement.

使用德国产芯片-TDC-GP2实现两路激光信号时间差的测量，实际项目中使用-Use Germany chip-TDC-GP2 achieve laser signal time difference measurement of two-way, real-world projects using

接受激光信号，并且判断信号类型，频率等信息，通过串口发送出来，同时通过GPS自身定位(Accept the laser signal, and judge the signal type, frequency and other information, send out through the serial port, at the same time through GPS self positioning)