Re: [libopencm3-devel] Audio Function

[Eléaz v. d. T. <ele...@ho...>]

Hey Stephen,

Thanks, I was focussing too much on STM32 in my searches, therefore didn’t came across that one.

Kind Regards,
Eleaz


> Op 28 sep. 2022, om 02:43 heeft Stephen Holdaway <st...@st...> het volgende geschreven:
> 
> Hi Eleaz,
> 
> A search for "opencm3 usb audio" found this complete example pretty quickly:
> 
> https://github.com/im-tomu/tomu-quickstart/blob/master/usb-audiostream/usb_audio.c
> 
> Good luck!
> 
> Cheers,
> Stephen
> 
> On Wed, Sep 28, 2022 at 1:39 AM Eléaz van der Toorn <ele...@ho... <mailto:ele...@ho...>> wrote:
>> Dear Sir/Madame,
>> 
>> I started using libopencm3 a few moths ago, it really is great.
>> Created a Midi Keyboard Controller with it and a few other small boards.
>> 
>> Currently I am using it to create a driver board for a speaker.
>> I ran in some problems, with the device descriptor. It’s simply not working.
>> It does not allow me to create a zero-bandwidth interface with bAlternateSetting 0x00 and a second interface with an endpoint, and a format-type descriptor with bAlternateSetting 0x01.
>> 
>> I couldn’t find an example of an Audio Function. But if someone knows of one, or has one which can be shared, it would help me a lot.
>> 
>> If someone wants to see my code, to help me with that, I will upload it.
>> 
>> Kind Regards,
>> Eleaz
>> 
>> 
>> 
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