Month: February 2011

  • Button Bouncing

    Buttons can bounce? Oh, yeah! If you’ve ever tried programming a microcontroller, you most certainly have come across the problem: buttons can bounce. This means that when you push a button, it goes from off to on, but sometimes it goes back to off again before going to on. This can happen several times within […]

  • Oscilloscope

    An oscilloscope? Yes, I want one, but is it really worth the money? Will I use it enough to justify the investment? It’s cool and all, but… An oscilloscope is certainly not necessary for someone programming microcontrollers and building small electronic projects. But it does provide a way of looking at electrical signals – and […]