一个超声波壁障程序，可以实现循迹过程中，对障碍物的探测，和躲避！,A barrier wall ultrasound procedures, the process of tracking can be achieved, detection of obstacles, and escape!

本资料采用压缩文件的形式，对超声波传感器进行了详细的描述，有C语言程序设计，内部资料采用图解方式说明-This information using a compressed file format, the ultrasonic sensor is described in detail, with C language program design, internal data uses graphic mode

超声波测距的C程序、内有数码管显示、液晶显示-Ultrasonic Sensors C program, there are digital display, liquid crystal display

基于51单片机的超声波测距的C程序代码,利用数码馆进行显示-Ultrasonic Ranging Based on 51 single C program code