Hi,
We bought a few Raspberry Pi 4 (new models) and a few 6-Mic-Circular-Arrays.
However when we try to load the drivers things don’t seem to work.
The LED test app works fine. However, it seems the audio driver is not working correctly.
Any one has any experienc ewith this ?
See below
</s><i>
</i>pi@raspberrypi:~ $ arecord -l
**** List of CAPTURE Hardware Devices ****
<e>
</s>pi@raspberrypi:~ $ arecord -L
null
Discard all samples (playback) or generate zero samples (capture)
jack
JACK Audio Connection Kit
pulse
PulseAudio Sound Server
default
ac108
dmixer
ac101
usbstream:CARD=ALSA
bcm2835 ALSA
USB Stream Output<e>
</s>pi@raspberrypi:~ $ arecord -Dac108 -f S32_LE -r 16000 -c 8 a.wav
ALSA lib pcm_hw.c:1822:(_snd_pcm_hw_open) Invalid value for card
arecord: main:828: audio open error: No such device<e>
</s>pi@raspberrypi:~ $ uname -a
Linux raspberrypi 4.19.57-v7l+ #1244 SMP Thu Jul 4 18:48:07 BST 2019 armv7l GNU/Linux
pi@raspberrypi:~ $<e>
Also during installation i got:
[code]
...
depmod...
Job for systemd-modules-load.service failed because the control process exited with error code.
See "systemctl status systemd-modules-load.service" and "journalctl -xe" for details.
....
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When i run this i get:
[code]
pi@raspberrypi:~/seeed-voicecard $ sudo systemctl status systemd-modules-load.service
● systemd-modules-load.service - Load Kernel Modules
Loaded: loaded (/lib/systemd/system/systemd-modules-load.service; static; vendor preset: enabled)
Active: failed (Result: exit-code) since Tue 2019-07-16 16:34:36 BST; 51s ago
Docs: man:systemd-modules-load.service(8)
man:modules-load.d(5)
Main PID: 4744 (code=exited, status=1/FAILURE)
Jul 16 16:34:36 raspberrypi systemd[1]: Starting Load Kernel Modules…
Jul 16 16:34:36 raspberrypi systemd-modules-load[4744]: Failed to find module ‘snd-soc-seeed-voicecard’
Jul 16 16:34:36 raspberrypi systemd-modules-load[4744]: Failed to find module ‘snd-soc-ac108’
Jul 16 16:34:36 raspberrypi systemd-modules-load[4744]: Failed to find module ‘snd-soc-wm8960’
Jul 16 16:34:36 raspberrypi systemd[1]: systemd-modules-load.service: Main process exited, code=exited, status=1/FAILURE
Jul 16 16:34:36 raspberrypi systemd[1]: systemd-modules-load.service: Failed with result ‘exit-code’.
Jul 16 16:34:36 raspberrypi systemd[1]: Failed to start Load Kernel Modules.
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