Subject:
|
Re: A robot who knows his position (fwd)
|
Newsgroups:
|
lugnet.robotics
|
Date:
|
Fri, 30 Apr 1999 14:49:16 GMT
|
Original-From:
|
Ralph M. Deal <deal@kzoo.edu&NoSpam&>
|
Viewed:
|
979 times
|
| |
|
|
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
|
|
Message is in Reply To:
 | | Re: A robot who knows his position (fwd)
|
| <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 (...) (25 years ago, 30-Apr-99, to lugnet.robotics)
|
6 Messages in This Thread:
 
- Entire Thread on One Page:
- Nested:
All | Brief | Compact | Dots
Linear:
All | Brief | Compact
|
|
|
|
