[AudioI] Fwd: Octo sound card on Raspberry pi3 B+ aarch64

[Marc Lavallée]

Hi Fabricio,

Can you try with an earlier OS using a kernel version 5.10+, for example 
one based on Debian Buster?

https://downloads.raspberrypi.org/raspios_armhf/images/raspios_armhf-2021-11-08/

Marc

Le 2023-07-12 à 07 h 08, Fabricio de Abreu Bozzi via People a écrit :
> Hi Jonathan,
>
> thanks for getting back to me so quickly. I did install .deb package. 
> I've also tried to install manually and set dtloverlay on boot, but 
> nothing different. Unfortunately I got same result(as showed in pdf) 
> with more than one channel. Could it be an issue with kernel 
> raspberrypi 6.1.34-v8+?
>
> Fabricio
>
>
>  n Tue, Jul 11, 2023, 07:16 jr52884--- via People 
> <people at lists.audioinjector.net> wrote:
>
>     Fabricio,
>
>     I don't think aarch64 has anything to do with it. Does more than
>     one channel work?
>
>     Did you have to install the .deb package? On Raspbian, the only
>     install you had to do was specify the dtloverlay on boot.
>
>     Jonathan
>
>     On Monday, July 10, 2023 at 08:55:34 PM EDT, Fabricio de Abreu
>     Bozzi via People <people at lists.audioinjector.net> wrote:
>
>
>     Hello,
>
>     My research group purchased an OctoSoundCard a few years ago that
>     we have been using for underwater acoustic applications. However,
>     I would like to do an installation from scratch on a 64bit system
>     (aarch64). After some research I performed the installation
>     without errors and the card is recognized. However, I'm having
>     some issues reading the channels to a wave file. I wonder if it is
>     possible to use the Octo in this 64bit system.
>
>     I've been using the function "arecord -D
>     plughw:CARD=audioinjectoroc,DEV=0 -f cd -c 1 -d 1 -r 96000
>     test.wav", which gives me an apparently swapped binary signal. I
>     also tried using jackd and ecasound: "ecasound -q -C
>     -f:s16_le,1,48000,i -i:jack,system:capture_3 -G:jack,,notransport
>     -f:s16_le,1,48000, i -o:test.wav" which gives me the same strange
>     result. I tried running examples from "gtkiostream
>     ./test/ALSAFullDuplexMinScan" but the output says "overrun occurred".
>     Please see the attached pdf where I show the installation
>     procedure and the results.
>
>     thanks in advance,
>
>     -- 
>     Fabricio Bozzi
>     UFRJ
>
>     -- 
>     Fabricio de Abreu Bozzi
>     Electrical engineering - UFRJ
>
>
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>
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