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) <[email protected]> wrote: > From: Lynn W. Deffenbaugh (Mr) <[email protected]> > Subject: Re: [Xastir] Xastir B/T expert? > To: "Xastir - APRS client software discussion" <[email protected]> > 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 > > > > _______________________________________________ > > Xastir mailing list > > [email protected] > > http://lists.xastir.org/cgi-bin/mailman/listinfo/xastir > > > > _______________________________________________ > Xastir mailing list > [email protected] > http://lists.xastir.org/cgi-bin/mailman/listinfo/xastir > _______________________________________________ Xastir mailing list [email protected] http://lists.xastir.org/cgi-bin/mailman/listinfo/xastir
