[Diy_efi] Minimalist micro based EFI ?

[Bevan Weiss]

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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