[Xastir] Xastir B/T expert?

[Alex Carver]

Lynn is correct, the D7A does not provide any form of handshaking at all.  It has only a three wire connection (transmit, receive, and ground).  I believe the IOGear does indeed need RTS/CTS to work correctly.

--- On Sat, 3/19/11, Lynn W. Deffenbaugh (Mr) <ldeffenb at homeside.to> wrote:

> From: Lynn W. Deffenbaugh (Mr) <ldeffenb at homeside.to>
> Subject: Re: [Xastir] Xastir B/T expert?
> To: "Xastir - APRS client software discussion" <xastir at lists.xastir.org>
> Date: Saturday, March 19, 2011, 9:53 PM
> Have you tried tying the handshaking
> wires back on the radio side of the 
> bluetooth?  I've had some adapaters that will not
> transmit data out the 
> RS-232 side unless it sees the proper handshaking,
> DTR->DSR->CD, 
> RTS->CTS.  It's almost certain that the radio's
> interface cable doesn't 
> provide the handshaking.
> 
> Lynn (D) - KJ4ERJ - Author of APRSISCE for Windows Mobile
> and Win32
> 
> On 3/19/2011 9:28 PM, Kurt Savegnago wrote:
> > Hi,
> >
> >    My first Bluetooth foray with Xastir has
> been pretty much a success but
> > I have a quick and simple question to ask of the
> cognescenti.
> > Heck it's my first try with the mode I'm embarrassed
> to say
> >
> >    I plugged in a stubby (and cheap) USB
> Dongle, a Broadcom BCM9204DG-CL1ROM into my Slack laptop and
> connected a serial cable from the computer jack of a Kenwood
> D7A(g) and plugged the DB9 into an IOGear GBS301 serial-
> to-B/T device. Ran it in packet mode.
> >
> > It pairs fine with the computer with BlueZ and the
> data packets come in over Xastir (and APRSIS32 with
> WINE)just as plain as can be. (Minicom too.)
> >
> > Only issue is that no commands get to the D7A(g) from
> Xastir to transmit.  I'm using the same initialization
> file that works with a direct Serial-USB cable except with
> the B/T, Xastir sees it as /dev/rfcomm0 instead of
> /dev/ttyUSB"X"
> >
> > I did a sudo chmod 777 /dev/rfcomm0 and like I said it
> receives just fine.
> >
> > I am suspecting that maybe that stubby dongle is only
> a one way connection device to the laptop/Xastir?  The
> IOGear GBS301 is in Slave mode.
> >
> > If that el cheapo ($12.00) Dongle on my laptop is the
> wrong device, what would be a good Bluetooth/USB device I
> can plug into the laptop for two-way communications via
> bluetooth to that IOgearGBS 301?
> >
> > A $12.00 mistake I can live with. :-)
> >
> >               
>            
>    Kurt KC9LDH
> > http://aprs.fi/?call=PARS&mt=roadmap&z=11&timerange=3600
> >
> > _______________________________________________
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> > Xastir at lists.xastir.org
> > http://lists.xastir.org/cgi-bin/mailman/listinfo/xastir
> >
> 
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