[Diy_efi] Minimalist micro based EFI ?

[Bevan Weiss]

I don't really know of anything less than the megasquirt...
I wouldn't have really thought performance woudl have been practical with
much less.

I'm sure that someone's tried it with a PIC however... they try almost
anything.



> Yeah tah, I'm on the list,
>
> but - with respect - this seems a little more than minimalist...
>
> rgds
>
> mike
>
>
>
> At 07:16 PM 3/11/03 +1300, you wrote:
> >You might want to look into the megasquirt controller by Bruce and Al...
> >A google search on 'megasquirt' should bring it up
> >
> >----- Original Message -----
> >From: "Mike" <erazmus at iinet.net.au>
> >To: "List for general do-it-yourself EFI talk" <diy_efi at diy-efi.org>
> >Sent: Tuesday, March 11, 2003 7:09 PM
> >Subject: [Diy_efi] Minimalist micro based EFI ?
> >
> >
> >> Hi chaps,
> >>
> >> With all the discussion about new EFI controllers currently and
> >> sophisticated kernels etc...
> >>
> >> I wonder if anyone has done a minimalist micro based design to
> >> see what bare essentials one can get by with, basically you just
> >> need:-
> >>
> >> MAF, analog, 10 - 12 bits, what resolution are people using ?
> >> Adjust MAF, 10 - 12 bits, is 10 bits enough ?
> >> Temp, analog,  10 bits should be plenty ?
> >> O2, analog, 10 - 12 bits, is 10 bits enough ?
> >> CAS, 2 digital timing to prescaler/counters
> >> Injector outputs, 4, 6, 8 to suit coil types
> >> Aux air control, PWM - 1 digital line
> >> TPS, mine is a pulsed with idle switch so all digital.
> >>
> >> Comments ?
> >>
> >> Rgds
> >>
> >> Mike Massen
> >> Mb +61 (0) 438 048961
> >> Perth, Western Australia
> >> Some power/auto stuff here:-  http://www.iinet.net.au/~erazmus
> >> Some auto stuff http://members.iinet.net.au/~erazmus/car_accessories/
> >>
> >>
> >>
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> >>
> >
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