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Project 2: Crazy Beams—Exercise Your Pet!

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Abstract

In this project we are going to try to give your pet (your cat or your dog) hours of harmless fun and exercise. This project is a little like the gem light project covered in Chapter 4 of Practical AVR (Apress, 2012). This time, though, we’re not out to do something ornamental; this time we have a functional aim in mind: keeping the animals entertained!

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Notes

  1. 1.

    In fact an ATmega328 pin could sink about 40 ma, but it’s an absolute maximum value which—since we would be doing it on two pins (one per laser)—is not advised.

  2. 2.

    SWG = Standard Wire Gauge.

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© 2014 Alan Trevennor

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Trevennor, A. (2014). Project 2: Crazy Beams—Exercise Your Pet!. In: Experimenting with AVR Microcontrollers. Apress, Berkeley, CA. https://doi.org/10.1007/978-1-4842-0901-1_2

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