A couple of columns ago, I introduced one of my current hobby projects: building a retro game console. As you may recall, in addition to various displays, this console also boasts eight momentary push ...

When a switch closes, the contacts do not close instantly and finally. The contacts close, then bounce open, and this cycle repeats for a period, depending on the switch-manufacturing technology. The ...

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 ...