NXT programmable brick : 82


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Subject:	Re: NXT Motor Encoder Accuracy and Dead Reckoning
Newsgroups:	lugnet.robotics.nxt
Date:	Sun, 13 Aug 2006 19:44:00 GMT
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On Sun, August 13, 2006 12:04 am, Dick Swan wrote: > Has anyone done any experiments on the accuracy of the NXT motor "move > to" block? If so, can they post their results or impressions? ... > > "Peeves consistently finished within 3 centimeters of its starting > position." Can/has the same performance been achieved with NXT using > the standard NXT-G programming language? Yes. Very easily. I took my floor cleaner robot, Rosie: http://www.brickshelf.com/gallery/Hassenplug/Robots/NXT/floorcleaner.jpg And, a two-block NXT-G program (in a loop): http://www.brickshelf.com/gallery/Hassenplug/Robots/NXT/squareprogram.jpg and created a robot that I think has the accuracy of "Peeves", as seen here: http://www.brickshelf.com/gallery/Hassenplug/Robots/NXT/squaremove.wmv It appears to return within a couple cm each time. Steve

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		NXT Motor Encoder Accuracy and Dead Reckoning
Has anyone done any experiments on the accuracy of the NXT motor "move to" block? If so, can they post their results or impressions? I know NXT supports PID calculations to synchronize two motors and run in a straight line. Can you use this to drive (...) (18 years ago, 13-Aug-06, to lugnet.robotics.nxt)

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