[Diy_efi] Microcontrollers For use on DIY_EFI Systems

[Tom Leser]

It was one my Prof. developed.  However you'd need the full version of
CodeVision as the RTOS bring it way beyond the eval limit.  I'm assuming
you're using codevision as it's one of the best and cheapest out there.
Pavel rules!

Tom

----- Original Message -----
From: "The Punisher" <punisher454 at hotmail.com>
To: <diy_efi at diy-efi.org>
Sent: Tuesday, July 16, 2002 2:47 PM
Subject: Re: [Diy_efi] Microcontrollers For use on DIY_EFI Systems


> Which RTOS did you use? I might be interested in something like that. I
> tinker with AVR's using compilers, but have been curoius about RTOS for a
> while.
>
>
>
> >From: "Tom Leser" <tleser at purdue.edu>
> >Reply-To: diy_efi at diy-efi.org
> >To: <diy_efi at diy-efi.org>
> >Subject: Re: [Diy_efi] Microcontrollers For use on DIY_EFI Systems
> >Date: Tue, 16 Jul 2002 08:32:43 -0500
> >
> >Hi Matt.  I just finished a summer version of EET 309 where we learned
the
> >AVR architecture and developed applications with a mega163 micro along
with
> >the prllc.com development board.  However the ATmega323 micro has twice
the
> >EEPROM (1K), twice the SRAM (2K) and 1 extra PWM (4) then the 163.  You
can
> >request samples off of atmel's website as well.  However when you're
using
> >the ICP's the other periperhal's on that Timer are harder to make use of,
> >and it's very easy to use one of the ext. INT's as an input capture by
> >using
> >Timer 0 as the ticks to count between either your rising or falling edge,
> >and when one occurs, you just set the MCUCR register to trigger on the
> >other
> >edge and that's it!  About the same as using ICP of Timer 1.  If you are
> >thinking of using an RTOS lemme know since we worked with one in the
class
> >and it supports 20 tasks.
> >
> >Tom
> >
> >----- Original Message -----
> >From: "Matt Donohoe" <donohoem at iprimus.com.au>
> >To: <diy_efi at diy-efi.org>
> >Sent: Tuesday, July 16, 2002 4:50 AM
> >Subject: [Diy_efi] Microcontrollers For use on DIY_EFI Systems
> >
> >
> > > Hi Guys,
> > >
> > > I've been developing with the Motorola 68HC11 but it's dated(as you
all
> >know
> > > by now)
> > >
> > > I'm looking for something newer, it need not have SRAM or anythin
fancy,
> >but
> > > a SRAM interface would be nice or a fair amount of ram so that tables
> >can
> >be
> > > loaded into somethin easy to access the modified on the fly...
> > >
> > > It really needs 1-2 Input Capture ports(configurable for rising or
> >trailing
> > > edges, I prefer not to use Interrupts) as well as 2-3 Output capture
> >ports
> > > with 16 bit counters and a 16 bit internal free running clock. The 16
> >bit
> > > output capture ports to do spark and the 16 bit internal clock to
count
> > > between Crank Angle pulses to determine a few other things... A A/D
> > > converter and a fair few IO ports would be nice but I know that a
82C55
> >will
> > > expand the I/O ports...
> > >
> > > Please supply part numbers, it's preferable to get something like a
> >Atmel
> >or
> > > something easy to program and get a hold of... A high MIPS rate would
be
> > > excellent as it will leave a fair bit of overhead, also, as a bit of
> > > background I program in Assembly(thats how i was taught and I dont
know
> >C
> >so
> > > i'll sound old and say i'm affraid of something i dont know)
> > >
> > > Thanks guys, hope to talk to you about a running project in a bit...
> > >
> > >
>
>___________________________________________________________________________
_
> > > __________________
> > > Matt Donohoe
> > > donohoem at iprimus.com.au
> > >
> > >
> > >
> > > _______________________________________________
> > > Diy_efi mailing list
> > > Diy_efi at diy-efi.org
> > > http://www.diy-efi.org/mailman/listinfo/diy_efi
> >
> >
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