(XJXC-29#) DIY หุ่นยนต์เดินตามเส้น Intelligent Tracking Line Smart Car Kit ; TT Motor Electronic DIY Kit ;Smart Car Kit Tracking Intelligent Automobile Line Motor Wheel Patrol Suite1 set

1. Introduction There is a 16mm wide black runway in the track white field. Ours can automatically drive along a black runway, no matter how bent the runway. Cars can be driven automatically.We all know the reflection is different when the light source is against the white object and the black object.Here we use a red light source, the light is reflected through the ground to photoresistor.By detecting the resistance of the photosensitive resistor can determine whether the car is Drive in white areas, if the detection is a black runway, the car will change the driving direction and the motor will slow down or stop and the red LED on the front is turned off. PCB. Drive in the opposite direction so that the car always runs along the runway
2. Overview