!!################################ !!ALSA Information Script v 0.4.65 !!################################ !!Script ran on: Mon May 11 13:55:32 UTC 2020 !!Linux Distribution !!------------------ ID_LIKE=debian !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: Board Vendor: Board Name: !!ACPI Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: 4.19.113 Operating System: GNU/Linux Architecture: armv6l Processor: unknown SMP Enabled: No !!ALSA Version !!------------ Driver version: k4.19.113 Library version: 1.1.3 Utilities version: 1.1.3 !!Loaded ALSA modules !!------------------- snd_bcm2835 snd_usb_audio snd_usb_audio !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - Yes Jack: Installed - Yes (/usr/bin/jackd) Running - No !!Soundcards recognised by ALSA !!----------------------------- 0 [ALSA ]: bcm2835_alsa - bcm2835 ALSA bcm2835 ALSA 1 [Device ]: USB-Audio - USB Audio Device USB Audio Device at usb-20980000.usb-1.4, full speed 2 [Device_1 ]: USB-Audio - USB2.0 Device Generic USB2.0 Device at usb-20980000.usb-1.5, full speed !!Modprobe options (Sound related) !!-------------------------------- snd_pcsp: index=-2 snd_usb_audio: index=-2 snd_atiixp_modem: index=-2 snd_intel8x0m: index=-2 snd_via82xx_modem: index=-2 !!Loaded sound module options !!--------------------------- !!Module: snd_bcm2835 enable_compat_alsa : Y enable_hdmi : N enable_headphones : N force_bulk : N !!Module: snd_usb_audio autoclock : Y device_setup : 0,0,0,0,0,0,0,0 enable : Y,Y,Y,Y,Y,Y,Y,Y id : (null),(null),(null),(null),(null),(null),(null),(null) ignore_ctl_error : N index : -2,-1,-1,-1,-1,-1,-1,-1 pid : -1,-1,-1,-1,-1,-1,-1,-1 quirk_alias : (null),(null),(null),(null),(null),(null),(null),(null) use_vmalloc : Y vid : -1,-1,-1,-1,-1,-1,-1,-1 !!Module: snd_usb_audio autoclock : Y device_setup : 0,0,0,0,0,0,0,0 enable : Y,Y,Y,Y,Y,Y,Y,Y id : (null),(null),(null),(null),(null),(null),(null),(null) ignore_ctl_error : N index : -2,-1,-1,-1,-1,-1,-1,-1 pid : -1,-1,-1,-1,-1,-1,-1,-1 quirk_alias : (null),(null),(null),(null),(null),(null),(null),(null) use_vmalloc : Y vid : -1,-1,-1,-1,-1,-1,-1,-1 !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x0c76160a, ctrlif=0, ctlerr=0 Card: USB Audio Device at usb-20980000.usb-1.4, full speed Unit: 50 Control: name="Auto Gain Control", index=0 Info: id=50, control=7, cmask=0x0, channels=1, type="BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 50 Control: name="Mic Capture Volume", index=0 Info: id=50, control=2, cmask=0x0, channels=1, type="S16" Volume: min=0, max=6096, dBmin=0, dBmax=2381 Unit: 50 Control: name="Mic Capture Switch", index=0 Info: id=50, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 USB Mixer: usb_id=0x19082070, ctrlif=0, ctlerr=0 Card: Generic USB2.0 Device at usb-20980000.usb-1.5, full speed Unit: 2 Control: name="PCM Playback Volume", index=0 Info: id=2, control=2, cmask=0x0, channels=1, type="S16" Volume: min=-32768, max=-32513, dBmin=-12800, dBmax=-12700 Unit: 2 Control: name="PCM Playback Switch", index=0 Info: id=2, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 --endcollapse-- !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 May 11 05:31 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 May 11 05:31 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 64 May 11 05:31 /dev/snd/controlC2 crw-rw---- 1 root audio 116, 16 May 11 05:31 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 17 May 11 05:31 /dev/snd/pcmC0D1p crw-rw---- 1 root audio 116, 18 May 11 05:31 /dev/snd/pcmC0D2p crw-rw---- 1 root audio 116, 56 May 11 05:31 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 80 May 11 10:06 /dev/snd/pcmC2D0p crw-rw---- 1 root audio 116, 1 May 11 05:31 /dev/snd/seq crw-rw---- 1 root audio 116, 33 May 11 05:31 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 80 May 11 05:31 . drwxr-xr-x 4 root root 280 May 11 05:31 .. lrwxrwxrwx 1 root root 12 May 11 05:31 usb-0c76_USB_Audio_Device-00 -> ../controlC1 lrwxrwxrwx 1 root root 12 May 11 05:31 usb-Generic_USB2.0_Device_20130100ph0-00 -> ../controlC2 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 100 May 11 05:31 . drwxr-xr-x 4 root root 280 May 11 05:31 .. lrwxrwxrwx 1 root root 12 May 11 05:31 platform-20980000.usb-usb-0:1.4:1.0 -> ../controlC1 lrwxrwxrwx 1 root root 12 May 11 05:31 platform-20980000.usb-usb-0:1.5:1.0 -> ../controlC2 lrwxrwxrwx 1 root root 12 May 11 05:31 platform-soc:audio -> ../controlC0 !!ALSA configuration files !!------------------------ !!System wide config file (/etc/asound.conf) pcm.!default { type asym capture.pcm "mic" playback.pcm "speaker" } pcm.mic { type plug slave { pcm "hw:1,8" } } pcm.speaker { type plug slave { pcm "hw:1,6" } } !!Aplay/Arecord output !!-------------------- APLAY aplay: device_list:270: no soundcards found... ARECORD arecord: device_list:270: no soundcards found... !!Amixer output !!------------- !!-------Mixer controls for card ALSA Invalid card number. Usage: amixer [command] Available options: -h,--help this help -c,--card N select the card -D,--device N select the device, default 'default' -d,--debug debug mode -n,--nocheck do not perform range checking -v,--version print version of this program -q,--quiet be quiet -i,--inactive show also inactive controls -a,--abstract L select abstraction level (none or basic) -s,--stdin Read and execute commands from stdin sequentially -R,--raw-volume Use the raw value (default) -M,--mapped-volume Use the mapped volume Available commands: scontrols show all mixer simple controls scontents show contents of all mixer simple controls (default command) sset sID P set contents for one mixer simple control sget sID get contents for one mixer simple control controls show all controls for given card contents show contents of all controls for given card cset cID P set control contents for one control cget cID get control contents for one control Invalid card number. Usage: amixer [command] Available options: -h,--help this help -c,--card N select the card -D,--device N select the device, default 'default' -d,--debug debug mode -n,--nocheck do not perform range checking -v,--version print version of this program -q,--quiet be quiet -i,--inactive show also inactive controls -a,--abstract L select abstraction level (none or basic) -s,--stdin Read and execute commands from stdin sequentially -R,--raw-volume Use the raw value (default) -M,--mapped-volume Use the mapped volume Available commands: scontrols show all mixer simple controls scontents show contents of all mixer simple controls (default command) sset sID P set contents for one mixer simple control sget sID get contents for one mixer simple control controls show all controls for given card contents show contents of all controls for given card cset cID P set control contents for one control cget cID get control contents for one control !!-------Mixer controls for card Device Invalid card number. Usage: amixer [command] Available options: -h,--help this help -c,--card N select the card -D,--device N select the device, default 'default' -d,--debug debug mode -n,--nocheck do not perform range checking -v,--version print version of this program -q,--quiet be quiet -i,--inactive show also inactive controls -a,--abstract L select abstraction level (none or basic) -s,--stdin Read and execute commands from stdin sequentially -R,--raw-volume Use the raw value (default) -M,--mapped-volume Use the mapped volume Available commands: scontrols show all mixer simple controls scontents show contents of all mixer simple controls (default command) sset sID P set contents for one mixer simple control sget sID get contents for one mixer simple control controls show all controls for given card contents show contents of all controls for given card cset cID P set control contents for one control cget cID get control contents for one control Invalid card number. Usage: amixer [command] Available options: -h,--help this help -c,--card N select the card -D,--device N select the device, default 'default' -d,--debug debug mode -n,--nocheck do not perform range checking -v,--version print version of this program -q,--quiet be quiet -i,--inactive show also inactive controls -a,--abstract L select abstraction level (none or basic) -s,--stdin Read and execute commands from stdin sequentially -R,--raw-volume Use the raw value (default) -M,--mapped-volume Use the mapped volume Available commands: scontrols show all mixer simple controls scontents show contents of all mixer simple controls (default command) sset sID P set contents for one mixer simple control sget sID get contents for one mixer simple control controls show all controls for given card contents show contents of all controls for given card cset cID P set control contents for one control cget cID get control contents for one control !!-------Mixer controls for card Device_1 Invalid card number. Usage: amixer [command] Available options: -h,--help this help -c,--card N select the card -D,--device N select the device, default 'default' -d,--debug debug mode -n,--nocheck do not perform range checking -v,--version print version of this program -q,--quiet be quiet -i,--inactive show also inactive controls -a,--abstract L select abstraction level (none or basic) -s,--stdin Read and execute commands from stdin sequentially -R,--raw-volume Use the raw value (default) -M,--mapped-volume Use the mapped volume Available commands: scontrols show all mixer simple controls scontents show contents of all mixer simple controls (default command) sset sID P set contents for one mixer simple control sget sID get contents for one mixer simple control controls show all controls for given card contents show contents of all controls for given card cset cID P set control contents for one control cget cID get control contents for one control Invalid card number. Usage: amixer [command] Available options: -h,--help this help -c,--card N select the card -D,--device N select the device, default 'default' -d,--debug debug mode -n,--nocheck do not perform range checking -v,--version print version of this program -q,--quiet be quiet -i,--inactive show also inactive controls -a,--abstract L select abstraction level (none or basic) -s,--stdin Read and execute commands from stdin sequentially -R,--raw-volume Use the raw value (default) -M,--mapped-volume Use the mapped volume Available commands: scontrols show all mixer simple controls scontents show contents of all mixer simple controls (default command) sset sID P set contents for one mixer simple control sget sID get contents for one mixer simple control controls show all controls for given card contents show contents of all controls for given card cset cID P set control contents for one control cget cID get control contents for one control !!Alsactl output !!-------------- --startcollapse-- --endcollapse-- !!All Loaded Modules !!------------------ 8192cu bcm2835_codec bcm2835_mmal_vchiq bcm2835_v4l2 binfmt_misc cfg80211 evdev fixed fuse hwmon i2c_dev ip_tables ipv6 joydev lzo lzo_compress media raspberrypi_hwmon rfkill rpi_backlight rpi_ft5406 sha256_generic snd snd_bcm2835 snd_hwdep snd_pcm snd_rawmidi snd_seq_device snd_timer snd_usb_audio snd_usbmidi_lib uio uio_pdrv_genirq v4l2_common v4l2_mem2mem vc_sm_cma videobuf2_common videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videobuf2_vmalloc videodev x_tables zram zsmalloc !!ALSA/HDA dmesg !!-------------- [ 12.560131] bcm2835-codec bcm2835-codec: Loaded V4L2 isp [ 13.520079] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 13.670166] bcm2835_audio soc:audio: card created with 8 channels -- [ 19.069808] usb 1-1.5: 1:1: cannot get freq at ep 0x2 [ 19.118823] usbcore: registered new interface driver snd-usb-audio [ 19.467313] cfg80211: Loading compiled-in X.509 certificates for regulatory database !!Packages installed !!-------------------- ii alsa-utils 1.1.3-1 armhf Utilities for configuring and using ALSA