[Diy_efi] Minimalist micro based EFI ?

[Mike]

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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