There’s hardly a day that passes without an Arduino ... line follower. You’ve probably seen “bang-bang” line followers that just use a photocell to turn the robot one way or the other.

The Mr Doodle Show! Episode 5: A one line Robot! In this episode, Mr Doodle is doodling a robot using only one line but he needs to look around for inspiration!

Robo Faber is an autonomous drawing robot that’s programmed to sketch random artworks. Created by LA-based Matthias Dörfelt, the tiny Arduino robot is designed to echo the artist’s current cr ...

as [Mati_DIY]’s zero programming analog line follower demonstrates. For readers used to seeing a Raspberry Pi or Arduino in almost everything, an analog robot whose “programming” exists ...