[aprssig] Bluetooth RS232 adapters to run a TNC?

Byon Garrabrant byon at byonics.com
Tue Sep 13 22:53:23 CDT 2016


I've done that with 2 TT4BTs.  I configured one as a master to auto-connect
to the other, and then connected one to an AvMap and the other to a
TinyTrak4.

Byon

On Tue, Sep 13, 2016 at 6:53 PM, Bob Burns W9BU <w9bu_lists at rlburns.net>
wrote:

> At the risk of hijacking this thread, would it be possible to implement a
> Bluetooth connection between a TNC and a GPS receiver? In other words,
> would it be possible to use Bluetooth to eliminate the wired RS232 serial
> connection between the TNC and the GPS receiver? Since neither device would
> have a user interface that understands Bluetooth, how would the pairing be
> configured?
>
>
>
> Bob…
>
>
>
> *From:* aprssig [mailto:aprssig-bounces at tapr.org] *On Behalf Of *Byon
> Garrabrant
> *Sent:* Tuesday, September 13, 2016 12:30 PM
> *To:* Jim (List) <jim.list at stuckinthemud.org>
> *Cc:* TAPR APRS Mailing List <aprssig at tapr.org>
> *Subject:* Re: [aprssig] Bluetooth RS232 adapters to run a TNC?
>
>
>
> I have the TT4BT, which connects to the DB-9 serial port of the TinyTrak4
> TNC and converts it to BT.  It takes power from the 5V on the DB-9 pin 4,
> so if your TNC doesn't have that, you will need to find a way to power it.
> But as long as your TNC baud rate is 19200, it should be fairly plug and
> play.  With some work, it can be changed to other baud rates, too.
>
>
>
> http://byonics.com/tinytrak4/
>
>
>
> Byon
>
>
>
> On Sun, Sep 11, 2016 at 6:12 AM, Jim (List) <jim.list at stuckinthemud.org>
> wrote:
>
> Does anyone have experiences of using a Bluetooth<>RS232 adapter to
> communicate with a TNC?
>
>
>
> With the prevalence of Windows pad devices with no USB ports, I’m sure
> people have done this but Google can’t find anything (apart from loads of
> the units themselves).
>
>
>
> Specific application will be a Microsoft Surface running AGWPE, talking to
> a Kantronics TNC.
>
>
>
>
>
>
>
> Jim, G1HUL
>
>
>
>
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