用51控制AD0809采集信号，用于小车的寻光源，精确度很高，能准确到达指定位置,AD0809 collection with 51 control signals, the search for the car light source, a high accuracy can be accurately arrived at the designated location

用51单片机控制超声波，采用中断方式，用于小车的蔽障，超声波的距离在一米左右,51 single-chip control with ultrasound, using interrupt mode, the cover for the vehicle barrier, ultrasonic distance meters in a

单片机控制循迹小车程序，包括舵机的控制，小车主程序，传感器程序。经验证可以使用。-SCM control tracking car program, including steering gear control, car main sensor program. Proven available.