Superchips question

[Programmer]

The smaller bins are not scrambled--anything on a Memcal is, though. Some
of their stuff uses a smaller descramble board--imports primarily. Actually,
they're
quite inticate. Assume what you may--I can't reveal the secret.

Lyndon.
----- Original Message -----
From: <ae2598 at wayne.edu>
To: <gmecm at diy-efi.org>
Sent: Tuesday, December 05, 2000 1:23 PM
Subject: Re: Superchips question


> Interesting.  So the chip carrier is used like a "hardware key" of sorts.
> They wouldn't be able to do anything like this with a C3 app. would they,
> since the EPROM plugs right into the ECM mainboard?
>
> Can I further assume that the BINs of aftermarket chips were read through
> the ALDL, thereby revealing the correct code sequence?  Do all "major
> brand" chip vendors implement some sort of this encryption?
>
>  On Tue, 5 Dec 2000, Programmer wrote:
>
> > The board scrambles the data lines...the chip scrambles address lines.
When
> > placed together, the ECM reads data properly. If you place a SuperChip
on
> > a regular non-scrambled board--the vehicle won't start. It's their level
of
> > copy protection...
> >
> > Lyndon.
> > ----- Original Message -----
> > From: <ae2598 at wayne.edu>
> > To: <gmecm at diy-efi.org>
> > Sent: Tuesday, December 05, 2000 6:34 AM
> > Subject: Re: Superchips question
> >
> >
> > > What do they "scramble"?  The address lines? The data lines? Both?
> > >
> > > On Mon, 4 Dec 2000, Programmer wrote:
> > >
> > > > If you've got the green boards with mounted chips, note the
> > > > traces on the board. The chips themselves are scrambled.
> > > >
> > > > Lyndon.
> > > > ----- Original Message -----
> > > > From: "Craig Marcho" <marcho at flash.net>
> > > > To: "GMECM List" <gmecm at diy-efi.org>
> > > > Sent: Monday, December 04, 2000 12:24 PM
> > > > Subject: Superchips question
> > > >
> > > >
> > > > > I've got two Superchips that are for '165 Corvette applications
and
> > was
> > > > > wondering if anyone has had any success using them just to erase
and
> > > > > re-program? They look pretty crappy. I haven't even tried to read
them
> > > > yet.
> > > > >
> > > > > Craig M.
> > > > >
> > > > >
> > > >
> >
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