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Subject: 
Re: Computerized Trolley
Newsgroups: 
lugnet.robotics
Date: 
Mon, 8 Feb 1999 23:40:13 GMT
Viewed: 
2863 times
  
Nope, what do you propose?
SteveB

Gord Goebel writes:
> Hey Steve,
> 
> That's very cool but do you realize that with 3 light sensors you could have 8
> stops?
> 
> Steve Barile wrote:
> 
> > I finally programmed the Decta Controller to control a
> > trolley line.  It senses (3x light sensor) the trolley at three locations
> > (train stops/stations) along a track. I assume a linear track rather than a
> > loop. After spending a somewhat random amount of time (adds realism) at each
> > stop it moves to the next. What's cool is that it randomly chooses which
> > station to go to next e.g. 1-2-3-2-3-2-1-3-2-3-1... the 1-3 implies that the
> > trolley blows thru stop (2) in the middle. When it arrives at any stop it
> > beeps the appropriate number of times. Before pulling out of each stop it
> > beeps again. Also while at the stop it can run motors... I just have a motor
> > spinning for now, but using the coo-coo clock model, I was thinking of
> > sticking some mini figs on a rotating platter so they come out of and back
> > into a station...
> > 
> > The trolley I'm using is a 9v based on the red trolley by Chris at
> > http://cmasi.chem.tulane.edu/~lego/trains/Engine% • 20gallery/engine_gallery.htm
> > 
> > SteveB
> 
> --
> "It is better to ask a 'stupid question' than to make a stupid mistake."



Message has 2 Replies:
  Re: Computerized Trolley
 
Well I take it you have you three sensors one above the other looking at a marker post at each station... oops... only seven stations... so you can have more than one white block on each marker post so you could arrange them thusly: white white (...) (28 years ago, 9-Feb-99, to lugnet.robotics)
  Re: Computerized Trolley
 
=>> =>>That's very cool but do you realize that with 3 light sensors you could have 8 =>>stops? Actually, with 2 light sensors you can have an unlimited number of stops. Use one sensor to read a black/white pattern on one side of the track (to (...) (28 years ago, 9-Feb-99, to lugnet.robotics)

Message is in Reply To:
  Re: Computerized Trolley
 
Hey Steve, That's very cool but do you realize that with 3 light sensors you could have 8 stops? (...) -- "It is better to ask a 'stupid question' than to make a stupid mistake." (28 years ago, 8-Feb-99, to lugnet.robotics)

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