This setup allows Arduino to read temperature, control relay based on setpoints, display info on OLED screen, and manage date/time settings with user input through buttons. Adjust based on specific hardware/project requirements.
Designed to replace the faulty electronic control of a blue heat radiator.
Without it, it would be of little use. But, unfortunately, even with it, we also have little guarantee that someone will reuse the code without re-sharing it.