Arduino PID Line Follower Robot

I built a line follower robot for a competition for amateurs students. After 2 months of researching, I came up with a simple robot design, based on Arduino with a PID control system. I've also made a new video which is more detailed:    • Making a simple Arduino Line Follower...   For a complete and great tutorial, make sure to visit this link: circuitcellar.com/research-design-hub/projects/bui… My hackster page (here you can find the codes, schematics, etc): www.hackster.io/anova9347/line-follower-robot-with… I now have a Patreon page! If you want to show your support, feel free to drop by. www.patreon.com/user?u=52260334