To solve the problem without sourcing a new switch, [Jean-Noel] built his own Arduino based Dahlander switch. This consists of three relays that select the wiring configuration for each speed mode.

Wireless Vehicle Charging System This is a prototype for a Wireless Vehicle Charging System using Arduino. The system uses IR sensors to detect the presence of a vehicle and activates the relay to ...

Use Arduino to handle sensor input and relay control. Pi runs a Python Flask server with a simple UI to toggle GPIO pins via serial commands sent to the Arduino. Use cron jobs on Linux to schedule ...