[Coco] Fwd: IP packets on my coco

Brett Gordon beretta42 at gmail.com
Tue Jun 7 23:39:41 EDT 2016


Nice!  I found that the fun part about CRC specs... they are usually
imcomplete.  They might tell you a polynomial.  but they seem to forget to
tell you all the minutiae.

Brett M Gordon
On Jun 7, 2016 10:12 PM, "Barry Nelson" <barry.nelson at amobiledevice.com>
wrote:

> I don't know about getting the chip to compute the CRCs, but I have some
> old 6809 assembly code I developed to computer CRCs for Xmodem CRC. It's in
> the XCOM9 source code. I don't know how useful it will be.
>
> > Brett Gordon beretta42 at gmail.com
> > Tue Jun 7 18:56:07 EDT 2016
> >
> > Hah...answered my own question..these chips take layer 2 ethernet
> frames...
> > not too horrible to program for but....computing the CRC in the coco is
> > slow and painfull.  Does one of these chips do the for us?
>
>
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