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Re: [gpsd-users] heading info ?

From: Eric S. Raymond
Subject: Re: [gpsd-users] heading info ?
Date: Sun, 5 Jan 2014 20:23:38 -0500
User-agent: Mutt/1.5.21 (2010-09-15)

Niall Parker <address@hidden>:
> I'd like to access the magnetic heading information from the
> fluxgate compass in my Oregon 450 but it isn't clear to me whether
> this is possible via gpsd.

Currently not.

>                  I saw one reference in the email archive
> about getting it from gpsdecode but I missed the details. It also
> doesn't look like the API includes heading (in contrast to course
> derived from position fixes).

It's in struct attitude in gps.h.

>                        $HCHDG is a possible NMEA output
> string, is this handled by gpsd anywhere (for any device ?)

No, but it would be pretty trivial to add.  Please follow the
FAQ directions for sending in an annotated output sample.
                <a href="";>Eric S. Raymond</a>

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