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AVR Programming
book

AVR Programming

by Elliot Williams
January 2014
Intermediate to advanced
474 pages
13h 28m
English
Make: Community
Content preview from AVR Programming

Chapter 6. Digital Input

If you want to build a standalone AVR device, there’s no substitute for the tried-and-true pushbutton. Look around the room you’re now in. How many electronic devices with pushbuttons are you surrounded by? (Feel free to stop counting after five or ten.) Pushbuttons are cheap, ubiquitous, and the natural choice for quick and mostly painless human/AVR interaction.

In this chapter, we’ll take the humble pushbutton as a stand-in for all types of digital input, but there are also a few quirks in using pushbuttons that you will need to know about. Most importantly, they often bounce very rapidly between the on and off states when pressed or released. Additionally, you’re often interested in running ...

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Publisher Resources

ISBN: 9781449356484Errata Page