[Edward], creator of the Cave Pearl project, an underwater data logger, needed a way to measure temperature with a microcontroller. Normally, this problem is most easily solved by throwing a ...

The Arduino OLED Dice project is a digital way of rolling dice with auto power off function. Aside of a typical push button switch, it uses a tilt switch sensor to start rolling the dice as shown on ...

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 ...