[Xastir-dev] a readable version of the latest official APRS spec?
Bob Nielsen
nielsen at oz.net
Thu May 26 07:49:39 EDT 2005
Thanks for reminding my why I unsubscribed from aprssig a few years ago.
On Wed, 2005-05-25 at 13:36 -0500, Gerry Creager n5jxs wrote:
> What? Send it to the Sig and have the whole (confusing||unengineered)
> 'fix' redebated? Please, no!
>
> gerry
>
> Tapio Sokura wrote:
> > Tom Russo wrote:
> >
> >> I think the prevalence of old-style non-fancy TNCs are exactly what
> >> Bob's trying to deal with using his "new n-N paradigm hoops" --- if
> >> every digi
> >> used good software that could always dupe-check even on RELAY and
> >> WIDE, or if the APRS infrastructure were a real network with no
> >> explicit source routing, there'd be no need. But since most digis in
> >> most areas are just TNCs, the hack is needed --- even then it's going
> >> to take for-freakin'-ever to get it implemented. Leaving RELAY and
> >> WIDE in the MYALIAS parameter of simple
> >
> >
> > Yeah. I'm surprised that there seems to be about zero intelligent
> > microcontroller-based digipeater platforms available that speak KISS to
> > a regular TNC. The hardware to speak KISS to a TNC (and maybe to a host
> > computer as well, so an igate can be run along with the digi and the
> > digi would still continue working after the computer crashes) should not
> > cost more than some tens of dollars. This way you could turn any
> > KISS-capable TNC into an intelligent digipeater with little investment
> > and you don't even have to throw old hardware away, which seems to be a
> > big hurdle for some hams.
> >
> > Of course someone has to program the intelligence into the digipeater,
> > but that should not be a huge task with today's microcontrollers that
> > have enough memory and don't have to be programmed in clumsy assembler.
> > And you need the electrical design and someone to sell the kits, but it
> > really should not be that hard. If a fraction of the effort spent into
> > giving CPR to current KPC-3s etc were spent into designing a working
> > system, the APRS network would be in a lot better shape. There are some
> > projects like N1VG's upcoming TNC that will hopefully improve the
> > situation, but it will not be enough alone; also those old KPC-3s and
> > even dumber digipeater TNCs need to be upgraded or trashed for the
> > network to really work.
> >
> > Ugh, looks like I'm well off-topic here, maybe I should've sent this to
> > aprssig instead..
> >
> > Tapio
> > _______________________________________________
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> > Xastir-dev at xastir.org
> > https://lists.xastir.org/mailman/listinfo/xastir-dev
>
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