Subject:
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Re: MAP Bot
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Newsgroups:
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lugnet.robotics
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Date:
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Sun, 22 Nov 1998 16:02:23 GMT
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Original-From:
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Paul Davis <paul@davishome.com+nospam+>
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Viewed:
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2268 times
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This is exactly what I wanted to attempt, I wonder how small those units are
now, would it be possible to modify a brick to hold the parts?
-Paul-
-----Original Message-----
From: John Donaldson <jdonaldson@ghg.net>
To: lego-robotics@crynwr.com <lego-robotics@crynwr.com>
Date: Saturday, November 21, 1998 8:35 am
Subject: MAP Bot
> I have a idea which is based on a project I worked on back in the
> 70's. It used one of the sonar devices that Poliord used to foucse their
> camera with. This device is availible without the camera. It sends a
> signal based on how far the object is.
> My idea is
>
> 1. 2 motors to run bot foward/back/right/left.
> 2. 1 motor to rotate sonar right to left.
>
> A. The bot would move forward a few feet.
> B. Stop then scan right to left with sonar.
> C. if opening found set bit in memory map
> D. if sonar detects dead end. turn bot 180 degs
> E. move back to first opening.
> F. if more than one opening, deceided which one to enter
> G. Turn bot to enter opening.
> H. goto A.
>
> With enough battery power, it could roam the house or office.
>
> John A. Donaldson
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