Ya: backlit keyboard - Rii Mini case study
wolfgang at sharism.cc
Fri Jul 16 19:23:50 EDT 2010
before it vanished into our vast archives...
> > Are you aware of any good and stable RF protocol stacks implemented in
> > free software?
> Nothing interesting beyond things that have already been mentioned.
> I would in fact go one step back and look for Open standards, not
> necessarily implementations.
> Here's a very rough compilation of things I found so far for the
> ISM bands that aren't flat out "vendor standards":
> Band Rb Range Modulation Openness/Patents Ref.
> 434 915 kbps m Standard Use
> | 868 2.4 (nom)
> | | | |
> Wibree - - - x 1000 10 ? "open" ? 
> IEEE 802.15.4 - x x x 20-250 ? many open  ? 
> 6LoWPAN n/a n/a n/a n/a open  open? 
> MiWi - - - x -250 ? ? unpublished ? 
EXCELLENT TABLE! Yes I agree we should go one step back and find an open
standard first. I didn't know about DASH7 and Wavenis, but from a quick
look it seems they are closed?
If anybody has more information on such open RF protocol stacks, please share.
We'll definitely get back to this later...
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