[aprsspec] Negative altitudes

[Keith Sproul]

This works.. I have seen it and WinAPRS/MacAPRS decodes it correctly.

Keith Sproul

----------------------------
Keith Sproul
Unit Computer Manager
Geology Department
Faculty of Arts and Sciences

On Thu, 15 Dec 2005 scott at opentrac.org wrote:

> Yeah, I was assuming that's how it should be done, but I didn't see it
> either.  That's the same way negative temperatures are done, so it seems
> logical.  I've already got Mic-E altitude support working fine, just wanted
> to make sure the regular style is supported right.
>
> Scott
>
> > -----Original Message-----
> > From: aprsspec-bounces at lists.tapr.org
> > [mailto:aprsspec-bounces at lists.tapr.org] On Behalf Of Tapio Sokura
> > Sent: Thursday, December 15, 2005 7:09 AM
> > To: TAPR APRS Specification Discussion List
> > Subject: Re: [aprsspec] Negative altitudes
> >
> > scott at opentrac.org wrote:
> > > Is there any standard for negative altitudes in comment
> > text?  I can't find
> > > it in the spec.
> >
> > All non-mic-e implementations I have seen (= not many) have used
> > "/A=-00135", i.e. replaced the first digit with a dash. But
> > now looking
> > at the spec, I see that this is not explicitly mentioned in it..
> >
> >    Tapio
> >
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> >
> >
>
>
>
>
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