[Diy_efi] EEPROM based efi compter, DIY style.

Steven P. Donegan donegan
Thu Dec 21 02:03:53 UTC 2006


For the moment I'll forego the home reflow system :-) There are enough
vendors out there (www.olimex.com) that will do that part of PCB
assembly for you too cheaply to even consider doing it yourself. I
expect my next project will be a megasquirt clone, using an LPC2106
(128K flash/64K RAM) with FreeRTOS as a real time multi-tasking OS :-) I
already have that part working on an Olimex prototype board - adding the
megasquirt equivalent I/O is actually the easy part.

On Wed, 2006-12-20 at 18:51 -0500, Bill Shaw wrote:
> Renesas has some nice small processors also.  The dev environment is 
> free if you can live with a 64k code size limit,  and you flash & debug 
> through a USB dongle you get with an eval board.  I've stopped using 
> PICs after a few dozen products and move to Renesas.
> 
> And surface mount at home isn't so tough,  you just have to get a 
> different soldering iron :-) ...
> 
> https://www.articulationllc.com/categoryNavigationDocument.hg?categoryId=6
> 
> Bill
> 
> 
> Steven P. Donegan wrote:
> > My current interceptor board uses a PIC 16F876A - fairly fast and a lot
> > of resources for a PIC. And being lazy on this design I'm just using
> > MBASIC. However, since I am a C programmer and do have a couple of
> > LPC2106 based dev boards my next design will use an ARM. If they were
> > just available in non-surface mount packages I would be really happy -
> > doing surface mount at home is a real challenge...
> >
> > On Wed, 2006-12-20 at 15:45 -0600, Steve Ravet wrote:
> >   
> >>  
> >>     
> >>> -----Original Message-----
> >>> From: diy_efi-bounces at diy-efi.org 
> >>> [mailto:diy_efi-bounces at diy-efi.org] On Behalf Of Bevan Weiss
> >>> Sent: Wednesday, December 20, 2006 12:39 PM
> >>> To: diy_efi at diy-efi.org
> >>> Subject: Re: [Diy_efi] EEPROM based efi compter, DIY style.
> >>>
> >>> The PICs are horrible to program, unless you go to the 16 or 
> >>> 18 series and can use C, in which case you pretty much have 
> >>> to purchase a compiler.
> >>>       
> >> I'm using my last PIC processor right now.  It's an 18 and I use C but I
> >> still don't like it.
> >>
> >>     
> >>> The ARMs aren't that difficult to program, and if you're just 
> >>> learning are no harder than an alternative micro.  The ARM7s 
> >>> are also really really cheap, and you can generally get 
> >>> samples of them pretty easily.  
> >>> http://www.olimex.com have some good development boards.
> >>>       
> >> I agree, go with the ARM :-)
> >>
> >> --steve
> >>
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> >   
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