!!################################ !!ALSA Information Script v 0.4.65 !!################################ !!Script ran on: Wed May 13 19:43:04 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: 4.19.97 Operating System: GNU/Linux Architecture: armv6l Processor: unknown SMP Enabled: No !!ALSA Version !!------------ Driver version: k4.19.97 Library version: 1.1.8 Utilities version: 1.1.8 !!Loaded ALSA modules !!------------------- snd_bcm2835 snd_usb_audio snd_usb_audio !!Sound Servers on this system !!---------------------------- No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 0 [ALSA ]: bcm2835_alsa - bcm2835 ALSA bcm2835 ALSA 1 [AQUA ]: USB-Audio - AQUA Nuvoton AQUA at usb-20980000.usb-1.1, full speed 2 [Device ]: USB-Audio - USB PnP Sound Device C-Media Electronics Inc. USB PnP Sound Device at usb-20980000.usb-1.3, full spe !!PCI Soundcards installed in the system !!-------------------------------------- !!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=0x04181418, ctrlif=0, ctlerr=0 Card: Nuvoton AQUA at usb-20980000.usb-1.1, full speed Unit: 6 Control: name="PCM Playback Volume", index=0 Info: id=6, control=2, cmask=0x3, channels=2, type="S16" Volume: min=0, max=32, dBmin=0, dBmax=12 Unit: 6 Control: name="PCM Playback Switch", index=0 Info: id=6, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 USB Mixer: usb_id=0x0d8c013c, ctrlif=0, ctlerr=0 Card: C-Media Electronics Inc. USB PnP Sound Device at usb-20980000.usb-1.3, full spe Unit: 10 Control: name="Auto Gain Control", index=0 Info: id=10, control=7, cmask=0x0, channels=1, type="BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 10 Control: name="Mic Capture Volume", index=0 Info: id=10, control=2, cmask=0x0, channels=1, type="S16" Volume: min=0, max=6096, dBmin=0, dBmax=2381 Unit: 10 Control: name="Mic Capture Switch", index=0 Info: id=10, 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 13 20:36 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 May 13 20:36 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 64 May 13 20:36 /dev/snd/controlC2 crw-rw---- 1 root audio 116, 16 May 13 20:36 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 17 May 13 20:36 /dev/snd/pcmC0D1p crw-rw---- 1 root audio 116, 18 May 13 20:36 /dev/snd/pcmC0D2p crw-rw---- 1 root audio 116, 48 May 13 20:42 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 88 May 13 20:36 /dev/snd/pcmC2D0c crw-rw---- 1 root audio 116, 1 May 13 20:36 /dev/snd/seq crw-rw---- 1 root audio 116, 33 May 13 20:36 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 80 May 13 20:36 . drwxr-xr-x 4 root root 280 May 13 20:36 .. lrwxrwxrwx 1 root root 12 May 13 20:36 usb-C-Media_Electronics_Inc._USB_PnP_Sound_Device-00 -> ../controlC2 lrwxrwxrwx 1 root root 12 May 13 20:36 usb-Nuvoton_AQUA_A02016089000-00 -> ../controlC1 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 100 May 13 20:36 . drwxr-xr-x 4 root root 280 May 13 20:36 .. lrwxrwxrwx 1 root root 12 May 13 20:36 platform-20980000.usb-usb-0:1.1:1.0 -> ../controlC1 lrwxrwxrwx 1 root root 12 May 13 20:36 platform-20980000.usb-usb-0:1.3:1.0 -> ../controlC2 lrwxrwxrwx 1 root root 12 May 13 20:36 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:2,0" } } pcm.speaker { type plug slave { pcm "hw:1,0" } } !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: ALSA [bcm2835 ALSA], device 0: bcm2835 ALSA [bcm2835 ALSA] Subdevices: 7/7 Subdevice #0: subdevice #0 Subdevice #1: subdevice #1 Subdevice #2: subdevice #2 Subdevice #3: subdevice #3 Subdevice #4: subdevice #4 Subdevice #5: subdevice #5 Subdevice #6: subdevice #6 card 0: ALSA [bcm2835 ALSA], device 1: bcm2835 IEC958/HDMI [bcm2835 IEC958/HDMI] Subdevices: 1/1 Subdevice #0: subdevice #0 card 0: ALSA [bcm2835 ALSA], device 2: bcm2835 IEC958/HDMI1 [bcm2835 IEC958/HDMI1] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: AQUA [AQUA], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 2: Device [USB PnP Sound Device], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card ALSA Card hw:0 'ALSA'/'bcm2835 ALSA' Mixer name : 'Broadcom Mixer' Components : '' Controls : 5 Simple ctrls : 1 Simple mixer control 'PCM',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback -10239 - 400 Mono: Playback -1360 [83%] [-13.60dB] [on] !!-------Mixer controls for card AQUA Card hw:1 'AQUA'/'Nuvoton AQUA at usb-20980000.usb-1.1, full speed' Mixer name : 'USB Mixer' Components : 'USB0418:1418' Controls : 4 Simple ctrls : 1 Simple mixer control 'PCM',0 Capabilities: pvolume pswitch pswitch-joined Playback channels: Front Left - Front Right Limits: Playback 0 - 32 Mono: Front Left: Playback 0 [0%] [0.00dB] [on] Front Right: Playback 0 [0%] [0.00dB] [on] !!-------Mixer controls for card Device Card hw:2 'Device'/'C-Media Electronics Inc. USB PnP Sound Device at usb-20980000.usb-1.3, full spe' Mixer name : 'USB Mixer' Components : 'USB0d8c:013c' Controls : 5 Simple ctrls : 2 Simple mixer control 'Mic',0 Capabilities: cvolume cvolume-joined cswitch cswitch-joined Capture channels: Mono Limits: Capture 0 - 16 Mono: Capture 14 [88%] [20.83dB] [on] Simple mixer control 'Auto Gain Control',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] !!Alsactl output !!-------------- --startcollapse-- state.ALSA { control.1 { iface MIXER name 'PCM Playback Volume' value -1360 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 -1360 } } control.2 { iface MIXER name 'PCM Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.3 { iface MIXER name 'PCM Playback Route' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 3' } } control.4 { iface PCM name 'IEC958 Playback Default' value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.5 { iface PCM name 'IEC958 Playback Con Mask' value '0200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access read type IEC958 count 1 } } } state.AQUA { control.1 { iface PCM name 'Playback Channel Map' value.0 0 value.1 0 comment { access read type INTEGER count 2 range '0 - 36' } } control.2 { iface MIXER name 'PCM Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.3 { iface MIXER name 'PCM Playback Volume' value.0 0 value.1 0 comment { access 'read write' type INTEGER count 2 range '0 - 32' dbmin 0 dbmax 12 dbvalue.0 0 dbvalue.1 0 } } control.4 { iface CARD name 'Keep Interface' value false comment { access 'read write' type BOOLEAN count 1 } } } state.Device { control.1 { iface PCM name 'Capture Channel Map' value 0 comment { access read type INTEGER count 1 range '0 - 36' } } control.2 { iface MIXER name 'Mic Capture Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.3 { iface MIXER name 'Mic Capture Volume' value 14 comment { access 'read write' type INTEGER count 1 range '0 - 16' dbmin 0 dbmax 2381 dbvalue.0 2083 } } control.4 { iface MIXER name 'Auto Gain Control' value true comment { access 'read write' type BOOLEAN count 1 } } control.5 { iface CARD name 'Keep Interface' value false comment { access 'read write' type BOOLEAN count 1 } } } --endcollapse-- !!All Loaded Modules !!------------------ 8021q bcm2835_codec bcm2835_mmal_vchiq bcm2835_v4l2 bluetooth bnep brcmfmac brcmutil btbcm cfg80211 ecdh_generic evdev fixed garp hci_uart hwmon ip_tables ipv6 llc media raspberrypi_hwmon rfkill serdev sha256_generic snd snd_bcm2835 snd_hwdep snd_pcm snd_rawmidi snd_seq_device snd_timer snd_usb_audio snd_usbmidi_lib stp 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 !!ALSA/HDA dmesg !!-------------- [ 14.105593] bcm2835-codec bcm2835-codec: Loaded V4L2 isp [ 14.937068] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 15.081623] bcm2835_audio soc:audio: card created with 8 channels -- [ 17.292163] brcmfmac: brcmf_c_preinit_dcmds: Firmware: BCM43430/1 wl0: Oct 22 2019 01:59:28 version 7.45.98.94 (r723000 CY) FWID 01-3b33decd [ 17.494659] usbcore: registered new interface driver snd-usb-audio [ 27.352620] uart-pl011 20201000.serial: no DMA platform data !!Packages installed !!-------------------- ii alsa-utils 1.1.8-2 armhf Utilities for configuring and using ALSA