Intro to microcontrollers (long)

TK terryk at foothill.net
Thu May 27 05:16:39 GMT 1999


Hello all,

Sorry for the uproar. Yes, I've changed a bit of code too.

I'll back out for a while.

Terry Kelley


-----Original Message-----
From: Marc Randolph <mrand at pobox.com>
To: gmecm at efi332.eng.ohio-state.edu <gmecm at efi332.eng.ohio-state.edu>
Date: Wednesday, May 26, 1999 9:49 PM
Subject: Re: Intro to microcontrollers (long)


>On Wed, May 26, 1999 at 06:05:09PM -0700, TK wrote:
>> What I tell everyone is that the program is not really of importance. The
>> tables are the important part. Even the most rabid of us GM ECM hackers
>> don't change the program code, only the data tables. It's interesting to
see
>> how GM goes about using the data in the program, but it's easy to get
side
>> tracked on the program.
>>
>> Data tables. Layout, inter-relationship, etc.
>>
>> Terry Kelley
>
>I have to admit to changing the program code, although just a few bytes
>to change the way a few operations work - not nearly as much as Mr. Roger
>"Rabit" Heflin ;-)
>
>One of the changes sets the default for a particular item to be true
>(from the factory it defaults to false).  The change I made was to
>use rpm/31.25 rather than rpm/25 for the shift light.  Very trival
>(and certainly not necessary) changes, but they are useful to me and
>others I've done mods for.
>
>   Marc
>
>--
>  Marc Randolph     -    mrand at pobox.com    -     PGP keyID: 0x4C95994D
>




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