Subject:
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Re: A robot who knows his position (fwd)
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Newsgroups:
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lugnet.robotics
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Date:
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Fri, 30 Apr 1999 14:49:16 GMT
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Original-From:
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Ralph M. Deal <{deal@kzoo}nospam{.edu}>
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Viewed:
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1144 times
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Mike Moran <mm@ee.ed.ac.uk> wrote in response to a compass query from
rajackson@qnx.com:
> <cut>
> I have not tried this yet as I have not figured it all out yet but....
> The dive compass I have (which is relativly large) has a window
> visible from the side this has degree markings and lines for every
> degree. The lines are reasonably large 2mm or so and have a very
> distinct white on black marking. It should be possible to detect the
> lines with the light sensor, but detecting the direction of rotation
> may be more difficult. There is also a large white arrow on the top.
Now if you can get the compass manufacturer to vary the degree markings so
that the black lines have a grey line next to them before the white in
one direction, you could use a two bit light sensor to determine the
direction. How many intensity bits does the normal light sensor have?
Best, Ralph deal@kzoo.edu
--
Did you check the web site first?: http://www.crynwr.com/lego-robotics
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Message is in Reply To:
 | | Re: A robot who knows his position (fwd)
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| <cut> (...) I have not tried this yet as I have not figured it all out yet but.... The dive compass I have (which is relativly large) has a window visible from the side this has degree markings and lines for every degree. The lines are reasonably (...) (26 years ago, 30-Apr-99, to lugnet.robotics)
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