[Xastir] Help with TH-D72

[Tom Russo]

On Mon, Jan 17, 2011 at 01:04:28PM -0500, we recorded a bogon-computron collision of the <hbloomb at gmail.com> flavor, containing:
> On Mon, Jan 17, 2011 at 12:19 PM, Curt, WE7U <curt.we7u at gmail.com> wrote:
> 
> > On Sun, 16 Jan 2011, Harry Bloomberg wrote:
> >
> >  I've got a new Kenwood TH-D72 that I've interfaced to Xastir.  It's
> >> working
> >> except for one problem.  Xastir is unable to obtain GPS data from the
> >> TH-D72.  Whenever I do View->GPS, I see an error message: GPS data is
> >> older
> >> than 30 seconds.
> >>
> >
> > Which Xastir interface type are you using?  It should be "Serial TNC w/GPS
> > on Aux Port".  This is the mode where Xastir will send a Control-E
> > periodically when it wants a GPS string from the Radio's TNC.  Also called
> > Control-E mode or Paccomm mode.
> >
> >
> I am able to connect to the TH-D72 using minicom and a USB cable.  Would it
> be of any value for me to manually query the TH-D72's TNC for GPS data?  I
> took a look at the Kenwood instruction set for the TNC and it was not
> obvious to me what the TNC commands would be to obtain GPS data to see why
> Xastir might think it is stale or unavailable, so I will need some help with
> the exact TNC instructions.

Just a guess:
The tnc-startup.thd7 file has commands commented out at the end that enable
GPS data to be sent to Xastir.  Are you using this startup script?  Did you
uncomment those lines?

-- 
Tom Russo    KM5VY   SAR502   DM64ux          http://www.swcp.com/~russo/
Tijeras, NM  QRPL#1592 K2#398  SOC#236        http://kevan.org/brain.cgi?DDTNM
 "The truth will set you free, but first it will piss you off."