Digital dash

[Swayze]

hey if you reverse the display and lay it on the dash is it bright enough
for HUD?
Swayze
mswayze at truswood.com
kswayze at bellsouth.net
----- Original Message -----
From: "steve ravet" <sravet at arm.com>
To: <diy_efi at diy-efi.org>
Sent: Tuesday, April 25, 2000 2:17 PM
Subject: Re: Digital dash


> Another idea, for $400 you could probably buy an old color laptop from
> ebay, and write some software to display gauges.  That opens other
> interesting ideas also, like running Diacom (or carbytes) right in your
> dash, MP3 software, etc. etc.  A 16C74 PIC with 8 A/D inputs could
> interface to the gauges, pass the info to the PC over the serial port,
> and the PC draws the gauges.
>
> --steve
>
> Charles Morgan wrote:
> >
> > Matt, I noticed in the new Summit catalog (pg 274) the "Intellitronix
> > Create-A-Dash Digital Gauge Kit".  It's listed at $399.95, but includes
6
> > gauges, all senders except for the fuel gauge, and a sheet of smoked
> > acrylic to mount the gauges.  The tach and speedo are 3-3/8" and the
> > voltmeter, oil pressure, fuel level, and water temp gauges are 2-1/16".
> > Two of the small gauges are 3-digit (water temp and  voltmeter) and the
> > other two are 2-digit.  By the time you're done designing your own
gauges,
> > ordering the parts, building the printed circuit boards, etc., $400
might
> > look cheap.
> >
> > Charlie Morgan
> >
> > At 10:02 AM 4/25/00 -0400, Matt Cramer wrote:
> > >       I've been thinking about building a digital dash for my Dart.
While I
> > >could put together a circuit on my own that does LED bargraph readouts
> > >without too much trouble, a three digit digital readout would be more
> > >accurate.  Yesterday I decided to see if I could find any sites on the
> > >Internet that might list what kind of IC's might be helpful in such a
> > >circuit.  I got as far as figuring out that I could use some kind of
off
> > >the shelf 8-bit ADC, but is there some kind of chip that will take the
> > >output from an ADC and use it to control a (preferably three digit) LED
> > >display?  If so, what's it called, and who makes it?
> > >       This would be enough for me to put together a digital
temperature gauge,
> > >fuel gauge, or similar gauge, but I'm also wondering about tachometers
and
> > >speedometers, as a digital tach would be a nice addition.  Is there
some
> > >kind of IC that will accept the kind of signal I can get from the
> > >distributor as an input, and return a value that corresponds to its
> > >frequency, or something else I could use for this?
> >
>
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> --
> Steve Ravet
> steve.ravet at arm.com
> ARM,Inc.
> www.arm.com
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