[John Boxall] shows how to add four buttons using one ADC pin. The concept is nothing new ... seen in the video after the break uses an Arduino. But this concept is directly applicable to any ...

There is no question that steering wheel mounted controls are super convenient. Reaching all the way over to the dashboard to change a radio station is so 1990’s. An ever-increasing percentage ...

Fastest finger first indicators (FFFIs) bring precision to quiz games, measuring contestants’ reaction times with accuracy.