FORD & Chrysler ECM's
Mark Taschek
mtaschek at spdhw.dsccc.com
Mon May 5 12:19:19 GMT 1997
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> I currently am working on a 85 Chrylser 2.2 turbo ECM. It has 2 2764,
> 8kx8 EPROM's in it. I will probably have access to a 85 Mopar performance
> ECU for innercooler and over 15 pounds of boost in a month.
>
>
> The pinout of the processor matches that of the 6803. Can anyone verify
> the processor for this?
>
> >From my first look at the code in it, it appears that the tables are in
> the high Eprom from E000 to E4D7. This is the eprom closest to the edge
> of the board and is at E000-FFFF in the memory map.
>
> Also, Does anyone know what the sc87313CP chip is? Is it a port
> replacement unit? It handles alot of I/O, and from the looks of the code
> the only communication between the processor and this chip is from 2000 to
> 200E. Some of these spots are biderectional and some one way.
>
> /////////////////////////////
It seems my friends that you know what the tables inside the
proms look like.... Can you explain more please as Im
trying to read a 27c64 from a 6801 jeep ecu and can't
seem to find the tables in the code.. Can you tell me
what I need to be looking for... is there a pattern...????
email
Mark T at
mtaschek at spdhw.dsccc.com
thanks
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