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Subject: Re: [Bluez-users] BlueZ on ETRAX 100LX devboard 82+
From: Erwin Authried <eauth@softsys.co.at>
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Date: Mon, 13 Jun 2005 10:32:35 +0200

Am Fre, den 10.06.2005 schrieb Naved Aziz um 7:06:
> Hi,
> 
> Basically, these are the steps that I am taking to set
> up an SP connection between the Axis board and the
> Nokia 6600:
> 
> (1) hcid
> (2) sdpd
> (3) hciconfig hci0 up #set up the bluetooth dongle
> (4) hcitool scan  #spot the phone, get the BD address
> (5) sdptool browse <BD address> #see services and 
>     their corrresponding channels
> (6) rfcomm connect /dev/rfcomm0 <BD address> <channel>
>     #where, if channel 2 is the one on nokia 6600    
>     providing serial port service, I put 2 for
> channel.   
>     The /dev/rfcomm0 is already created prior to 
>     flashing the image onto the board as follows:
>     mknod -m 0666 /dev/rfcomm0 c 216 0 
> 
> At this point, the phone gives a prompt, asking for a
> pin number.  The value in /etc/bluetooth/pin is 1234,
> and I have changed the pin_helper in hcid.conf to
> refer to a script file called qpin that looks like
> this:
> 
> #!/bin/sh
> #echo "PIN:1234"
> 
> This script file that I have created to work with the
> pin_helper is stored in the /tmp directory, since this
> is the only place where I am allowed to create any
> files, etc once an image has been downloaded onto the
> board. 
> 
> After I type in the pin on the Nokia 6600, there is a
> moment of wait, and then, the phone says "unable to
> connect", and the board says "can't create socket:
> resource temporarily unavailable".
> 
> You mentioned that the rfcomm utility creates a device
> that causes problems on some systems; how to get
> around this?
> 
> Thanks in advance for your help.
> 
> Naved
> 
are you sure that your board is able to save the link key? It is
normally stored in /etc/bluetooth/link_key. If your /etc is r/o, you
must make a symlink into a writeable directory.

Regards,
Erwin




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