A temperature sensor is just one of the many possibilities of Arduino If you haven’t already, it’s time to learn about some of the practical uses for Arduino. This is something I’ve been working with ...

I made this project because I wanted a way to automatically control the speed of a DC fan according to the temperature read by a LM35 sensor. I had a few problems with the PWM part mainly because the ...

We’d seen it done with buttons, switches, gestures, capacitive touch, and IR remote, but never like this. [electron_plumber] made an LED that can be blown out like a candle, and amazingly it requires ...