Jumper wires soldered to the circuit board simply allow the Arduino to emulate button pushes. To ensure that the head unit buttons still work in conjunction with the steering wheel buttons ...

Who wants to push a button on a slot ... open-source three-color matrix slot machine complete with handle. In this case, you’ll be losing all of your nickels to an Arduino Pro Mini.

The Nova board is powered by an RP2040 microprocessor, and all of the LEDs on the matrix are individually addressable. Snake ...