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The Unofficial LEGO MINDSTORMS NXT Inventor's Guide
book

The Unofficial LEGO MINDSTORMS NXT Inventor's Guide

by David J. Perdue
November 2007
Beginner
320 pages
11h
English
No Starch Press
Content preview from The Unofficial LEGO MINDSTORMS NXT Inventor's Guide
GUARD-BOT 217
Figure 15-9: The code blocks on the middle sequence beam
Figure 15-10: The Step Backward
My Block instructs Guard-Bot to take
onestepbackwardwithbothsets
of legs.
Figure 15-11: The Turn My Block
instructs Guard-Bot to change direc
-
tion by running its legs in opposite
directions for four steps.
218 CHAPTER 15
If the light sensor does not detect the line, the bottom
sequence beam on the Switch block is taken and the Shoot
Ball variable sends its logic data to another My Block: the
Maneuver block (Figure 15-12). Inside the Maneuver block, ...
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Publisher Resources

ISBN: 9781593271541Catalog PageErrata