Re: Wide-Band Speech Support on macOS?
Re: Wide-Band Speech Support on macOS?
- Subject: Re: Wide-Band Speech Support on macOS?
- From: Duy Phan <email@hidden>
- Date: Wed, 20 Jun 2018 10:10:46 -0700
Hi Matthias,
We’ll work with the right channels to publish more data for developers and let
you know. For now, Mac chipsets/models newer than those with 20702B0, would
have WBS support. I hope that helps.
Thanks,
Duy
> On Jun 20, 2018, at 12:15 AM, Matthias Ringwald
> <email@hidden> wrote:
>
> Hi Duy
>
> Thanks for your response. What field exactly is relevant for this? Is there a
> list of WBS-compatible Macs?
>
> The main difference that I can see is that the newer one has the BCM20703A2
> while the older has the BCM20702B0.
> The other difference is that on the Air 2013, Bluetooth is connected via USB,
> while in the MBP 2016 UART is used.
>
> The PacketLogger shows the SCO packets just fine, so the Bluetooth server
> could decode mSBC/WBS in both cases.
>
> Thanks for more info!
> Matthias
>
>> On 19 Jun 2018, at 23:43, Duy N Phan <email@hidden
>> <mailto:email@hidden>> wrote:
>>
>> Hi Matthias,
>>>
>>> Are there specific hardware requirements? Any other ideas?
>>
>> Yes. That version of the Mac HW from 2013 does not have WBS support. You
>> can look for bluetooth HW differences under: Apple Menu > System
>> Information > Bluetooth
>>
>>> On Jun 16, 2018, at 6:17 AM, Matthias Ringwald
>>> <email@hidden <mailto:email@hidden>>
>>> wrote:
>>>
>>> Hi there
>>>
>>> A customer of us is implementing a HFP HF device. On most other OS (iOS,
>>> Android, Windows), HFP WBS works as expected. On macOS, it works on my
>>> MacBookPro Late 2016 but not on a MacBook Air 2013, both with the latest OS
>>> version.
>>>
>>> Looking at the packet logs, I cannot see a difference between both setups.
>>> Just before the SCO connection is opened, one Mac picks CVSD (BCS:1), while
>>> the other picks mSBC (BCS:2). The same happens with a Jawbone Jambox Mini
>>> loudspeaker for comparison.
>>>
>>> Are there any rules on macOS that would prevent WBS (mSBC) from getting
>>> used? Are there specific hardware requirements? Any other ideas?
>>>
>>> Here are the logs from both systems for the Jambone Jambox Mini:
>>> - https://bluekitchen-gmbh.com/files/Apple/MBA2013-wbs-not-working.pklg.zip
>>> <https://bluekitchen-gmbh.com/files/Apple/MBA2013-wbs-not-working.pklg.zip>
>>> - https://bluekitchen-gmbh.com/files/Apple/MBP2016-wbs-ok.pklg.zip
>>> <https://bluekitchen-gmbh.com/files/Apple/MBP2016-wbs-ok.pklg.zip>
>>>
>>> Thanks!
>>> Matthias
>>>
>>> —
>>> Dr. sc. Matthias Ringwald
>>> CTO and Co-founder of BlueKitchen GmbH, Zurich
>>> https://bluekitchen-gmbh.com <https://bluekitchen-gmbh.com/>
>>>
>>>
>>>
>>>
>>>
>>>
>>> _______________________________________________
>>> Do not post admin requests to the list. They will be ignored.
>>> Bluetooth-dev mailing list (email@hidden
>>> <mailto:email@hidden>)
>>> Help/Unsubscribe/Update your Subscription:
>>>
>>> This email sent to email@hidden <mailto:email@hidden>
_______________________________________________
Do not post admin requests to the list. They will be ignored.
Bluetooth-dev mailing list (email@hidden)
Help/Unsubscribe/Update your Subscription:
This email sent to email@hidden