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 ...

In the case of the PS4 controller, most of the buttons are of a membrane type, that talk to the main board inside via a series of contacts on a flex cable. Thus, [Becky] designed her PCB to ...

a brick-built Atari joystick designed to move like the original controller, and even several cartridges to display. A neat little extra inside of the Lego Atari 2600. It's worth pointing out that ...