Subject: Re: Electronic Auto Dashboard
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Date: Thu, 28 Nov 2002 10:06:53 GMT
NNTP-Posting-Date: Thu, 28 Nov 2002 21:06:53 EST
Organization: BigPond Internet Services (http://www.bigpond.net.au)
My 1984 Subaru Touring Wagon has a digital display for speed and bar graph
displays for fuel and temp. I thought it was interesting to have a
speedometer that worked when you were going backward !!
"Elephant" wrote in message
> Ed Price wrote:
> . An electronic speedo can compensate for all
> > those variables.
> > Once you have a digital axle-turns counter signal, you can then work
> > an electronic odometer. I am looking for some inspiration in the area of
> > counting, scaling and storing that data. Maybe a microprocessor is the
> > way to do it. But I have to find a comfortable balance of build / buy
> > the electronics (just as with the mechanicals, where I certainly don't
> > intend to machine my own ball bearings). I don't think I want to start
> > project at the level of coding a Basic Stamp system.
> > Although I would really like to have a caution-annunciator panel, I
> > think I really need any alpha-numeric matrix displays. That simplifies
> > displays, since I can use multi-segment LED's and discrete LED's.
> > Thanks for your thoughts.
> > Ed
> Here's a thought. Don't know if it will fit your needs.
> Go to a junk yard and look for an '86 Buick Somerset. It
> had the digital cluster including speedometer, trip od, milage
> counter and also temp, oil, tach & volts. Also, digital gas
> gauge. As far as I can tell, all the processors are on the
> cluster itself, all you'd need to run are wires to the sensors.
> Just a thought.