[AudioI] Zero soundcard GPIO pins used

Matt matt at audioinjector.net
Thu Feb 4 03:39:36 UTC 2021


If you do, please repost it here.

On 4/2/21 2:37 pm, Ron Patton via People wrote:
>
> Hi Matt,
>
> Hum, there is a mistake on the pin diagram.   I will need to remove 
> the SPI pins from the diagram.
>
> Thanks
>
> 73,
> Ron / W4MMP
> On 2/3/2021 22:01, Matt via People wrote:
>>
>> Thanks Ron,
>>
>> Thanks for the image, it is very helpful. The SPI pins are still free.
>>
>> Just confirming that the used pinouts are the following :
>>
>> I2C is shared (03, 05)
>>
>> I2S are not shared (12, 35, 38, 40)
>>
>> Power pins are shared.
>>
>> All the other pins are available.
>>
>> This applies to the stereo and the zero soundcards.
>>
>> Matt
>>
>> On 4/2/21 1:20 pm, Ron Patton via People wrote:
>>>
>>> Hi Paul (I think),
>>>
>>> Here is the Zero pin out (in the RED boxes)
>>>
>>>
>>>
>>> 73,
>>> Ron / W4MMP
>>> On 2/3/2021 20:56, Paul Vannatto via People wrote:
>>>> What are the GPIO pins used by the Zero soundcard?
>>>>
>>>>
>>>>
>>>
>> --
>> Checkout the community email list :
>> https://lists.audioinjector.net/mailman/listinfo/people
>
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