October 2013
Intermediate to advanced
432 pages
11h 44m
English
Content preview from The LEGO MINDSTORMS EV3 LaboratoryBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Chapter 7. the math behind the magic!
“I’m afraid we need to use . . . math!” —Prof. Farnsworth in Bender’s body, Futurama, season 6, episode 10
In Chapter 6, you learned how to use Data Wires and how to work with the Math block. In this chapter, you’ll learn about the Compare block and the Advanced mode of the Math block. Then we’ll develop new programs for the Wall-Following ROV3R.
dealing with measurement noise
Build the Wall-Following ROV3R (wall-following ROV3R), turn on the EV3 Brick, and open the Port View App. Go to the Input 4 tab, and set the IR Sensor into IR-PROX mode. You will find that the IR Sensor’s proximity readings vary from one sampling to the next—the last digit changes frequently—even if the sensor’s distance from an object ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.