[Coco] Arduino question

[gene heskett]

On Wednesday, October 05, 2011 10:55:56 PM jdagget at gate.net did opine:

> I got this one.
> 
You got it by way of the mailing list since I cross-posted.  The copy I 
sent to you, of this msg, also bounced.

> Sometimes this happens and ido not know why.
> 
> Maybe Earthlink mail server gets so busy it goes crazy. In buying up a
> lot of mom and pop ISPs in the 90's they kept all the old domains and
> once in a while there are some bounces. I have had this email address
> since about 1992 when I was with Cybergate. Thus the gate.net domain.
> It was bought out by Earthlink in the late 90's and they kept the
> domain. I imagine their routers are extensive and get forgetful once in
> a while.
> 
> I am not real familiar with the AVR instruction set but may take a look
> at it and see if it is feasable. If the HC12 processors from Freescale
> only had the U Register then a port to the HC12 would be much easier.
> Most of the instruction set is very close.
> 
And that is a question I cannot answer either.
 
> james
> 
> On 5 Oct 2011 at 11:52, gene heskett wrote:
> > On Wednesday, October 05, 2011 11:51:52 AM jdagget at gate.net did opine:
> > 
> > And your account at gate.net is refusing my messages, James.
> > 
> > > Gene
> > > 
> > > The ATmel AVRs are more like the HC11/HC12 in assembly programming.
> > > 
> > > There are some similarities and uniquicness of the AVR that has to
> > > be taken into account inporting Nitros09 over to say an XMega AVR.
> > > There are 32 8 bit general purpose registers. Register 31 and 32
> > > act as a 16 bit Z register, 29 and 30 would correspond to the Y
> > > register and 28 and 29 would correspond to the X register of the
> > > 6809.
> > > 
> > > 6809 code may be easier to port over. Not sure if 6309 is real easy
> > > or not.
> > > 
> > > The XMega series is as powerful an 8 bit processor as there is that
> > > is still in production. There are some neat things they do that are
> > > better. I like the RAMPx instruction where any of the 26 general
> > > purpose registers can be concacted with the Index registers to form
> > > 24 or 32 bit registers. You can point to any where in a 24 bit
> > > memory map. There also is a DMA on some flavors.
> > > 
> > > It truly would be a neat project and a rather lengthy undertaking to
> > > do though.
> > > 
> > > 
> > > james
> > > 
> > > On 2 Oct 2011 at 18:07, gene heskett wrote:
> > > > Thanks Mark.
> > > > 
> > > > Silly Q?  Is this atmel chip equipt with the command set that
> > > > would let nitros9 be ported to it?
> > 
> > Cheers, Gene


Cheers, Gene
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