-*- mode: outline; coding: utf-8; -*-

* Specification.

  http://www.bluetooth.com/English/Technology/Building/Pages/Specification.aspx
                download page
  http://en.wikipedia.org/wiki/Bluetooth_profile

* Debian.

  $ sudo apt-get install bluetooth
  $ sudo apt-get install bluez-utils

* BlueZ.

BlueZ is official Linux Bluetooth protocol stack.

** How find local bluetooth device?

  $ hcitool dev
Devices:
    hci0    00:03:C9:05:65:98
    hci1    00:1F:81:00:02:5A

or (hciconfig placed in /usr/sbin, so see you PATH!)

  $ hciconfig -a
hci0:   Type: USB
    BD Address: 00:03:C9:05:65:98 ACL MTU: 1017:8 SCO MTU: 64:0
    UP RUNNING PSCAN
    RX bytes:2517 acl:12 sco:0 events:64 errors:0
    TX bytes:756 acl:12 sco:0 commands:33 errors:0
    Features: 0xff 0xff 0x8d 0xfe 0x9b 0xfd 0x00 0x80
    Packet type: DM1 DM3 DM5 DH1 DH3 DH5 HV1 HV2 HV3
    Link policy: RSWITCH HOLD SNIFF PARK
    Link mode: SLAVE ACCEPT
    Name: 'desktop-0'
    Class: 0x3e0100
    Service Classes: Networking, Rendering, Capturing, Object Transfer, Audio
    Device Class: Computer, Uncategorized
    HCI Ver: 2.0 (0x3) HCI Rev: 0x2000 LMP Ver: 2.0 (0x3) LMP Subver: 0x415c
    Manufacturer: Broadcom Corporation (15)

hci1:   Type: USB
    BD Address: 00:1F:81:00:02:5A ACL MTU: 339:6 SCO MTU: 180:1
    UP RUNNING PSCAN
    RX bytes:398 acl:0 sco:0 events:18 errors:0
    TX bytes:317 acl:0 sco:0 commands:17 errors:0
    Features: 0xef 0x3e 0x09 0xf0 0x0b 0x08 0x00 0x00
    Packet type: DM1 DM3 DM5 DH1 DH3 DH5 HV1 HV2 HV3
    Link policy: RSWITCH HOLD SNIFF PARK
    Link mode: SLAVE ACCEPT
    Name: 'desktop-1'
    Class: 0x3e0100
    Service Classes: Networking, Rendering, Capturing, Object Transfer, Audio
    Device Class: Computer, Uncategorized
    HCI Ver: 1.2 (0x2) HCI Rev: 0x2 LMP Ver: 1.2 (0x2) LMP Subver: 0x2
    Manufacturer: not assigned (74)

** How find remote bluetooth device?

  $ hcitool scan
Scanning ...
        00:22:66:D1:B7:20       Nokia 5320

In order to do this remote device must be set "visible".

** How to set bluetooth dongle "visible"?

  $ hciconfig -a | grep hci.:
hci0: Type: USB
  $ sudo hciconfig hci0 piscan

** How to determine bluetooth dongle is "visible"?

Run hciconfig -a and see for PSCAN and ISCAN keyword:

  $ hciconfig -a
hci0: Type: USB
...
    UP RUNNING PSCAN ISCAN
...

then try from another host:

  $ hcitool scan

or use another device such as phone to search.

** What version of Bluetooth support local device?

HCI (Host/Controller Interface), LMP (Link Management Protocol).

  $ sudo hciconfig -a
hci0:   Type: USB
...
    HCI Ver: 2.0 (0x3) HCI Rev: 0x2000 LMP Ver: 2.0 (0x3) LMP Subver: 0x415c
...
hci1:   Type: USB
...
    HCI Ver: 1.2 (0x2) HCI Rev: 0x2 LMP Ver: 1.2 (0x2) LMP Subver: 0x2
...

** What version of Bluetooth support remote device?

  $ hcitool info 00:22:66:D1:B7:20 | grep LPM
LPM Version: 2.0 (0x3) LPM Subversion: 0x7a6

** What support remote device?

  $ sudo sdptool browse  00:22:66:D1:B7:20

Browsing 00:22:66:D1:B7:20 ...
Service Name: AVRCP Target
Service Description: Audio Video Remote Control
Service Provider: Symbian Software Ltd.
Service RecHandle: 0x10000
Service Class ID List:
  "AV Remote Target" (0x110c)
Protocol Descriptor List:
  "L2CAP" (0x0100)
    PSM: 23
  "AVCTP" (0x0017)
    uint16: 0x100
Profile Descriptor List:
  "AV Remote" (0x110e)
    Version: 0x0100
...

00:1b:52:a8:f6:96


See

  http://www.bluez.org/
    bluez home page

* Remote control throw mobile.

  http://anyremote.sourceforge.net/docs.html

* Spec.

See

  http://www.bluetooth.com/Bluetooth/Technology/Building/Specifications/

* Bluetooth on Windows.

'bthprops.cpl' used for administrating Bluetooth device in Windows XP.

'ipconfig' used for see assigned IP address by PAN (Personal Area Networking).

'telephon.cpl' used to add modem.

'fsquirt.exe' used to send/recive file.

  http://support.microsoft.com/kb/883259
                How to install and configure Bluetooth devices in Windows XP Service Pack 2
  http://support.microsoft.com/kb/841803
                List of Bluetooth radio drivers that are included in Windows XP SP2