智能循迹小车，51单片机编写的，可绕着黑线自动寻路-Intelligent Vehicle Tracking, 51 single-chip prepared to look around the black line of automatic road

PWM小车三路循迹加三路迷宫，可实现自动寻黑线行走和走迷宫！-PWM car tracking plus three-way maze can automatically find the black line to walk and Maze!

基于stc89c52的5路传感器智能小车自动寻线程序。程序包含PWM调速功能。可任意定义速度值。-Based on the 5-way stc89c52 sensor smart car automatically hunt program. The program contains a PWM speed control function. Arbitrarily defined velocity values​ ​ .

寻迹小车，实现由三路红外对管，能够沿着地面黑线行走，自动左右转弯。(Tracking car, to achieve by the three-way infrared on the tube, can walk along the ground black line, automatically turn left and right.)