Sure, [Ty Palowski] could have just hung a tennis ball from the ceiling, but that would mean getting on a ladder, testing the studfinder on himself before locating a ceiling joist, and so on. Bo-ring.

Knobs are ubiquitous in technology user interfaces, but touchscreens are increasingly replacing them for interface controls. The latest project from [upir] combines a rotating knob with a touchscreen ...

Communication between multiple controllers is almost a must when it comes to large projects. So, in this Lab we’ll investigate in brief the use of the atmega32L, PIC16F877a and the Arduino Uno in some ...