--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/bluetooth.rst	Mon Feb 22 12:46:36 2016 +0200
@@ -0,0 +1,188 @@
+.. -*- coding: utf-8; -*-
+.. include:: HEADER.rst
+
+===========
+ Bluetooth
+===========
+.. contents::
+   :local:
+
+Specification
+=============
+
+  http://www.bluetooth.com/English/Technology/Building/Pages/Specification.aspx
+    Download page
+  http://en.wikipedia.org/wiki/Bluetooth_profile
+    Wiki page
+
+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