DAC

interesting

aplay -v -D plughw:1,0 test192.wav

aplay -l [-L]

flac -d 01-Wednesday\ Night\ Prayer\ Meeting.flac -c | aplay --device=hw:1,0

cat /proc/asound/card1/pcm0p/sub0/*

pacmd list-sinks

pactl list short sinks

for card in `aplay -L | grep "CARD=DAC"`; do echo ./hw_params $card; ./hw_params $card | grep Sample; sleep 1; done

E5

cat /proc/asound/card3/stream0
Creative Technology Ltd Sound Blaster E5 at usb-0000:02:00.0-1.1.2, high speed : USB Audio
Playback:
Status: Stop
Interface 1
Altset 1
Format: S24_3LE
Channels: 2
Endpoint: 1 OUT (ASYNC)
Rates: 44100, 48000, 88200, 96000
Data packet interval: 500 us

REGA

Usando il comando aplay -l identificare la scheda con SPDIF, ad esempio card1

Trovare il nome della scheda

cat /proc/asound/card1/id
...

Creare ~/.asoundrc mettendo al posto di DAC il nome trovato nel punto precedente

pcm.DAC {
type hw
card "DAC"
}
ctl.!default {
type hw
card "DAC"
}
pcm.!default {
type plug
slave {
pcm "DAC"
rate "unchanged"
}
}

suonare con

aplay file

verificare con

watch cat /proc/asound/card1/pcm3p/sub0/hw_params

Burr-Brown from TI USB Audio DAC at usb-0000:02:00.0-1.1.4.4, full speed : USB Audio
Playback:
Status: Stop
Interface 1
Altset 1
Format: S16_LE
Channels: 2
Endpoint: 2 OUT (ADAPTIVE)
Rates: 32000, 44100, 48000
Interface 1
Altset 2
Format: S16_LE
Channels: 1
Endpoint: 2 OUT (ADAPTIVE)
Rates: 32000, 44100, 48000

hifiberry

rasberry

/boot/config.txt

dtparam=i2c_arm=on
#dtparam=audio=on
dtoverlay=hifiberry-digi

/etc/asound.conf

pcm.!default {
type hw card 0
}
ctl.!default {
type hw card 0
}