Re: 747 Rom Emulator / design

["Bruce Plecan" <nacelp@bright.net>]

Might, try this, if they are still there.
Just ran copernic, and still couldn't find them, although someone is selling
the stuff.

http://www.efidirect.com.au/kalmakermenu.htm

worries me when you have to track down a manufacturer
grumpy


----- Original Message -----
From: "Bruce Plecan" <nacelp@bright.net>
To: <gmecm@diy-efi.org>
Sent: Monday, August 07, 2000 6:57 PM
Subject: Re: 747 Rom Emulator / design


> try
>
> www.kalmaker.com
>
> was at one time, might need a .au
> Dead end in my opinion, need a "special" ecm, and a special memcal.  Like
> $800 to do one ecm, wow what a bargain (meant sarcasticly).
> Then with the record of just closing shop, and no support, just watch your
> wallet
> Grumpy
>
>
> > Yes, on the dyno under heavy load would be a bad time for
> > limp mode. By doing the updates within the ecm cycle alleviates
> > this. Hence, why I mentioned the technique.
> >
> > I've heard of this Kalmaker before, it would be interesting
> > to see what/how it is made.
> >
> > BobR.
> >
> >
> > Daniel N wrote:
> >
> > > Please Excuse me if i sound stupid here and/or correct me if i'm
wrong.
> > >
> > > But what if your Tuning a car on a Engine dyno, and you change one of
> the
> > > settings, and the engine goes into limp mode whilst on load on the
dyno?
> I
> > > dunno about you folks :) .. but i've seen quite a few aftermarket EFI
> > > setup's on the dyno dynamics Dyno's we got here in australia.. and i
> dont
> > > really see it being a good thing?
> > > like i said, correct me if i'm wrong..
> > >
> > > Also, a little on the Emulator board, isnt there a simpler way of
doing
> it ?
> > > I mean, i'm not saying its bad or anything, but compared to the
Kalmaker
> > > emulator we have here for the Holden Delcos.. it looked much smaller /
> > > simpler.. but then again have i missed something? Has anybody here
seen
> the
> > > kalmaker setup ?
> > >
> > > Daniel
> > >
> > > >From: rr <RRauscher@nni.com>
> > > >Reply-To: gmecm@diy-efi.org
> > > >To: gmecm@diy-efi.org
> > > >Subject: Re: 747 Rom Emulator / design
> > > >Date: Thu, 27 Jul 2000 17:22:46 -0400
> > > >
> > > >
> > > >Dual port ram is really not required. It's expensive and can be
> > > >tough to get. Remember that the ecm's bus cycle time is almost
> > > >a usec. Some 100 to 150 nsec SRAM can easily be updated
> > > >within a part of the cycle.
> > > >
> > > >Another way to look at it is: Does it matter if the ecm goes into
> > > >limp when your updating the ram, you can't be driving at
> > > >the same time your punching keys on a laptop.
> > > >
> > > >BobR.
> > > >
> > > ><snip>
> > > >
> > > >
> >
>
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