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From: Marcel Holtmann <marcel@holtmann.org>
To: Hugues <morisset.hugues@gmail.com>
Cc: Luiz Augusto von Dentz <luiz.dentz@gmail.com>,
	"linux-bluetooth@vger.kernel.org"
	<linux-bluetooth@vger.kernel.org>
Subject: Re: Bose Quiet Comfort 35 Remaining Battery Reporting
Date: Fri, 10 Feb 2017 15:48:08 +0100	[thread overview]
Message-ID: <F332B3A2-F715-4526-A161-0B13CFBACEFE@holtmann.org> (raw)
In-Reply-To: <589DCA8A.3060905@gmail.com>

Hi Hugues,

>>>> Thanks for the reply, I know the bose android application do report the
>>>> battery power of the headset, but I don't know if it is done in a
>>>> propitiatory manner. How could I check that ?
>>> 
>>> It is probably the 00000000-deca-fade-deca-deafdecacaff service, Ive
>>> also seem some bose devices that are dual-mode so they have a GATT
>>> service over LE that might expose these details.
>> 
>> or it uses the Apple HFP extensions they defined to get battery status. Also 00000000-deca-fade-deca-deafdecacaff should be the wireless version of Apple’ iAP (iPod Accessory Protocol).
> 
> This headset do have dual mode, I searched around using gatttool ant the
> gatt specification but I find nothing about Battery Level
> (org.bluetooth.characteristic.battery_level.xml) or Battery Service
> (org.bluetooth.service.battery_service.xml). How could I read what's in
> the APple HFP extensions ?

Start with this one. It describes the extra HFP AT commands that iOS uses:

https://developer.apple.com/hardwaredrivers/BluetoothDesignGuidelines.pdf

Regards

Marcel


  reply	other threads:[~2017-02-10 14:48 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-02-06 16:04 Bose Quiet Comfort 35 Remaining Battery Reporting Hugues
2017-02-07 13:23 ` Hugues
2017-02-08  9:07   ` Luiz Augusto von Dentz
2017-02-08 12:27     ` Hugues
2017-02-08 12:40       ` Luiz Augusto von Dentz
2017-02-08 13:19         ` Marcel Holtmann
2017-02-10 14:13           ` Hugues
2017-02-10 14:48             ` Marcel Holtmann [this message]
2017-02-13  5:55               ` Sebastian Reichel
2017-02-24 11:01                 ` Hugues
2018-02-11 13:22                   ` Hugues
2018-02-14 12:37                     ` Sebastian Reichel

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