[Coco] [Color Computer] Motorheads and the CoCo...

[Mark Marlette]

At 12:17 PM 6/15/2005, you wrote:

This unit is worth a look at.

http://www.megasquirt.info/

Mark
Cloud-9



>Once upon a time I worked in a engine test lab and built a

>control computer for a test engine. The engine was originally

>built to run with a carb and test requirements called for fuel

>injection. After looking around for an off the shelf after market

>fuel injection system without luck I built one. To help make the

>engine run more consistantly I added spark control to the project.

>

>To pull it off I used a 68hc11 microcontroller and would suggest that

>you consider doing the same. By the time you add all the external hardware

>that you'll need to get a 6809 to control an engine you're going to

>be spending a lot more money then had you gotten a prototype board

>using the 68hc11. If you try to implement the PWM for the fuel

>injectors in software you'll run out of cpu cycles.

>

>Frank

>

>

>On Tue, Jun 14, 2005 at 10:35:51PM -0700, George Ramsower wrote:

> > It's been a dream of mine for several years to build a Coco to handle the

> > engine management system for a fuel injected gasoline engine.

> > I truly believe it can be done, using the proper support chips to 

> handle the

> > grunt work.

> >

> >  The details and theory can be discussed as this thread (if it does) 

> can be

> > elaborated on, if there is an interest.

> >

> > Is there anyone interested in this sort of   project?

> >

> >

> > George.

> >

> >

> >

> > Brought to you by the 6809, the 6803 and their cousins!

> > Yahoo! Groups Links

> >

> > <*> To visit your group on the web, go to:

> >     http://groups.yahoo.com/group/ColorComputer/

> >

> > <*> To unsubscribe from this group, send an email to:

> >     ColorComputer-unsubscribe at yahoogroups.com

> >

> > <*> Your use of Yahoo! Groups is subject to:

> >     http://docs.yahoo.com/info/terms/

> >

> >

> >

> >

> > --

> > Coco mailing list

> > Coco at maltedmedia.com

> > http://five.pairlist.net/mailman/listinfo/coco

>

>--

>Coco mailing list

>Coco at maltedmedia.com

>http://five.pairlist.net/mailman/listinfo/coco