Difference between revisions of "Bluetooth Daughter Card (BDC)"

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m (add AC'97 clarification to not confuse it with HD Audio cards)
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=== Bluetooth Daughter Card (BDC) ===
 
=== Bluetooth Daughter Card (BDC) ===
This is a USB Bluetooth Adapter that is installed in a [[CDC slot]].
+
This is an AC'97 Bluetooth Adapter card that is installed in a [[CDC slot]].
  
 
=== Features ===
 
=== Features ===
* Chipset: TDK BDC01 Bluetooth 1.1 Controller
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* Chipset: TDK BDC01 Bluetooth Controller
* Speeds: 434/723 Kbps
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* Speeds: 434/723 Kbps (Bluetooth 1.1)
 
* USB ID: 04BF:0310
 
* USB ID: 04BF:0310
 
* Headers: One 3-pin connector{{footnote|1}}, one Hirose U.FL connector
 
* Headers: One 3-pin connector{{footnote|1}}, one Hirose U.FL connector
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|}
  
=== IBM Partnumbers ===
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=== Partnumbers ===
IBM FRU PN: 12P3872, 26P8041, 26P8071
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FRU PN: 12P3872, 26P8041, 26P8071
  
=== Also known (in IBM literature) as.... ===
+
=== Also known as.... ===
 
* Bluetooth Daughter Card
 
* Bluetooth Daughter Card
 
* Bluetooth Daughter Card board
 
* Bluetooth Daughter Card board

Revision as of 14:58, 22 December 2019

Bluetooth Daughter Card (BDC)

This is an AC'97 Bluetooth Adapter card that is installed in a CDC slot.

Features

  • Chipset: TDK BDC01 Bluetooth Controller
  • Speeds: 434/723 Kbps (Bluetooth 1.1)
  • USB ID: 04BF:0310
  • Headers: One 3-pin connector1, one Hirose U.FL connector

FOOTNOTES [Δ]
  1. This was likely used for debug purposes. For safety reasons, do not connect this to any available pin-compatible connector on your ThinkPad.
BluetoothDaughterCard.png

Partnumbers

FRU PN: 12P3872, 26P8041, 26P8071

Also known as....

  • Bluetooth Daughter Card
  • Bluetooth Daughter Card board
  • BDC board

Firmware

A firmware update is available for this adapter from IBM.
The updated firmware is version 310, and is available here

This firmware update can unfortunately only be applied from Windows.
In theory an update for Linux exists; the BTDFU update utility that can be found on the pages of Marcel Holtmann, the current Linux BlueZ stack maintainer, which can be found here. You need to get the original IBM update file and extract the file with the extension "dfu" from it using cabextract. Using the btdfu tool and this file it should be possible to update the firmware. This procedure has not yet been confirmed.

Linux driver

This card will work with the standard Linux Bluetooth drivers.

This device is implemented as a USB device, you might be able to enable or disable it by using Fn-F5.

External Sources

This card may be found in