A Line Follower Robot (LFR) is one of the most popular Arduino robotics projects that teaches core concepts of automation and sensor integration. This step-by-step guide will show you how to build a ...

I built an Arduino robot that ... of the surface beneath the robot to determine the robot's position relative to the line. Since the line was solid black, the robot was always looking for the lowest ...

sensors to detect a line and steer accordingly. The robot adjusts the speed and direction of its wheels based on sensor input, ensuring it stays on the track. Components Arduino Uno (or any compatible ...