[royboy] from the Arduino forum has recently made a post showing off his Arduino / PC ambient light system. The system is simple to wire up and easy to use, as long as your video is being sent from a ...

There have been plenty of Z80 computer builds here on Hackaday, but what sets them apart is what you do with them. [Andrew] writes in with his Z80 single-board computer made from scratch, using the ...

The project illustrates the control of a PC fan speed and using an Arduino microcontroller to read a LM35 temperature sensor. The use of an optocoupler is covered along with Pulse Width Modulation ...