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Re: [gpsd-users] Sending SiRF commands to GPS receiver

From: Eric S. Raymond
Subject: Re: [gpsd-users] Sending SiRF commands to GPS receiver
Date: Sun, 26 Feb 2012 02:26:19 -0500
User-agent: Mutt/1.5.21 (2010-09-15)

Alexander Carver <address@hidden>:
> On 2/25/2012 22:17, Eric S. Raymond wrote:
> >Alexander Carver<address@hidden>:
> >>Is it possible to send any SiRF command to a GPS via gpsd or can you
> >>only send certain commands already in the source code?  I see the -x
> >>in gpsctl but it's not clear how to send SiRF messages (SiRF isn't
> >>one of the listed examples).
> >
> >It's not possible to send general control messages from an ordinary
> >gpsd client.  It is possible to do it via the gpsctl utility; you should
> >look into that.
> I did ask about gpsctl.  When I say 'via gpsd', I mean exactly that,
> using gpsd as the gateway for gpsctl.  :)

gpsctl operting when the daomon is running uses the gpsd special control
port.  So gpsctl -x should do what you need.
                <a href="";>Eric S. Raymond</a>

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