If you’ve ever designed an embedded system with at least one button you’ve had to deal with button debouncing. This is also know as contact bounce, a phenomenon where a button press can be registered ...

A quick google search reveals that there are over 212,000 websites that examine how to debounce a button. After examining a number of them, though, it is obvious to me that these implementations are ...

Among other interface problems, contact bounce complicates the connection of mechanical contacts or any noisy digital input signal to a microcontroller. Although designers have proposed a variety of ...