GM ALDL interface

[Joe Boucher]

Don't forget about the rest of us!

Frederic Breitwieser wrote:
> 
> >Back in September I gathered all the information I could find on the net and
> >wrote a simple basic program to read off the aldl connector via parallel
> port.
> 
> You know Sean, you know...
> 
> Your idea is much easier than using a Maxim chip... so!
> 
> So!
> 
> Tonight I will hook up my ECM to my 286 notebook and see if your basic
> program sucks the data out appropriately.  Talk about simple!
> 
> And BTW, connecting the wires directly is not exactly a good idea, I'll
> have a 1 transister circuit tomorrow for ya that will properly isolate the
> signals from the ALDL connector to the PC, so nothing goes *poof*.  Feel
> free to post it on your website :)
> 
> Frederic Breitwieser
> Homebrew Automotive Mailing List
> Bridgeport, CT 06606
> http://www.geocities.com/MotorCity/Downs/4605/index.html
> 1989 AG Hummer 4-Door
> 1993 Supercharged Lincoln Continental
> 2000 Mid-Engine Sports Car <smile>
> 
> ---