some ECM clarifications, please

[Shannen Durphey]

Steve Ravet wrote:
> 
> A couple questions I had while doing some work on the WWW page:
> 
> 1)  mempak refers to the EPROM in GM ECMs, right?
> 
> 2)  calpak refers to some socketed thing with resistors in it that runs
> the car if the ECM dies, right?
> 
> 3)  On the codes for the bins, ie ANAL, is the four letter code unique
> among all ECMs?  Or might I find an ANAL '747 in addition to an ANAL
> '6965?  I want to know because I'm trying to organize the FTP site
> some.  Can someone look up (or tell me how to look up) the applications
> for various broadcast codes?  I'd like to have them listed also.
> 
The letter code is usually unique.  However, say in 1988, you could have
the ARX/0386 or the ARX/2628 with your 2.8L.  I have ways of identifying
proms with the letters only, but the best way by far is
BCC(letters)+external id(numbers).  

Shannen
> Ok, so that's three questions, not two.
> 
> --steve
> 
> --
> Steve Ravet
> steve.ravet at arm.com
> Advanced Risc Machines, Inc.
> www.arm.com