A custom PCB holding an ESP32 and DRV8833 dual H-bridge motor controller is used to interface with standard LEGO motors using their stock block-like connectors. That means the board is a drop-in ...

A mechanical and manufacturing engineer by day, [Tyler Collins] taught himself electronics and firmware development in his spare time and created an open source Lego controller called Evlōno One.

In this exciting project, you will see how to build a mini brushed motor using just simple wire, magnets, and Lego. A basic commutator will be used to control the rotations and will test its ...