[BRLTTY] Bluetooth and Brailliant BI
Mario Lang
mlang at delysid.org
Fri Feb 22 08:53:20 EST 2013
Daniel Dalton <d.dalton at iinet.net.au> writes:
> On Wed, Feb 20, 2013 at 11:23:14PM -0500, Dave Mielke wrote:
>> [quoted lines by Daniel Dalton on 2013/02/20 at 21:40 +1100]
>
>> >Here is some info from syslog while trying to connect:
>> >
>> >Feb 20 21:03:27 vostro-3350 brltty[5107]: RFCOMM connect error 52: Invalid exchange.
>> I haven't seen this one before. The error would be occurring between the kernel
>> and the device. My immediate guess is that the driver is trying to communicate
>> with the device using the wrong RFCOMM channel. Could you please post the
>> output of:
>>
>> sdptool browse <address>
>>
>> Attaching a file containing the output would be best.
>
> It is attached.
>
> Also how to ensure the device is actually paired/connected in the gui
> seems hard, because orca isn't really showing it although it did
> successfully add. So I presume it is ok.
>
> Browsing 00:25:EC:01:8A:9D ...
> Service Name: Serial Port
> Service RecHandle: 0x10000
> Service Class ID List:
> "Serial Port" (0x1101)
> Protocol Descriptor List:
> "L2CAP" (0x0100)
> "RFCOMM" (0x0003)
> Channel: 1
Channel 1, that matches what the HumanWare driver expects.
Have you tried writing your PIN code into the pincodes file of the
bluetooth stack (/var/lib/bluetooth/HOST_MAC/pincodes)?
(see Documents/README.Bluetooth in the BRLTTY sources.)
--
CYa,
⡍⠁⠗⠊⠕
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