!!################################ !!ALSA Information Script v 0.4.64 !!################################ !!Script ran on: Sat Feb 18 19:45:25 UTC 2017 !!Linux Distribution !!------------------ ID_LIKE=debian !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: !!Kernel Information !!------------------ Kernel release: 4.4.38-v7 Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k4.4.38-v7 Library version: 1.0.28 Utilities version: 1.0.28 !!Loaded ALSA modules !!------------------- snd_bcm2835 snd_usb_audio !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - No Jack: Installed - Yes (/usr/bin/jackd) Running - No !!Soundcards recognised by ALSA !!----------------------------- 0 [ALSA ]: bcm2835 - bcm2835 ALSA bcm2835 ALSA 1 [U0x46d0x823 ]: USB-Audio - USB Device 0x46d:0x823 USB Device 0x46d:0x823 at usb-3f980000.usb-1.3, high 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 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 vid : -1,-1,-1,-1,-1,-1,-1,-1 !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x046d0823, ctrlif=0, ctlerr=0 Card: USB Device 0x46d:0x823 at usb-3f980000.usb-1.3, high speed Unit: 5 Control: name="Mic Capture Volume", index=0 Info: id=5, control=2, cmask=0x0, channels=1, type="S16" Volume: min=-18176, max=-4864, dBmin=-7100, dBmax=-1900 Unit: 5 Control: name="Mic Capture Switch", index=0 Info: id=5, 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 Feb 17 21:17 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Feb 18 19:27 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 16 Feb 18 19:41 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 17 Feb 17 21:17 /dev/snd/pcmC0D1p crw-rw---- 1 root audio 116, 56 Feb 18 19:27 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 1 Feb 17 21:17 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Feb 17 21:17 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Feb 18 19:27 . drwxr-xr-x 4 root root 220 Feb 18 19:27 .. lrwxrwxrwx 1 root root 12 Feb 18 19:27 usb-046d_0823_FC93F620-00 -> ../controlC1 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Feb 18 19:27 . drwxr-xr-x 4 root root 220 Feb 18 19:27 .. lrwxrwxrwx 1 root root 12 Feb 18 19:27 platform-3f980000.usb-usb-0:1.3:1.0 -> ../controlC1 !!ALSA configuration files !!------------------------ !!User specific config file (~/.asoundrc) pcm.!default { type asym playback.pcm { type plug slave.pcm "hw:0,0" } capture.pcm { 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: 8/8 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 Subdevice #7: subdevice #7 card 0: ALSA [bcm2835 ALSA], device 1: bcm2835 ALSA [bcm2835 IEC958/HDMI] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 1: U0x46d0x823 [USB Device 0x46d:0x823], device 0: USB Audio [USB Audio] Subdevices: 0/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card 0 [ALSA] Card hw:0 'ALSA'/'bcm2835 ALSA' Mixer name : 'Broadcom Mixer' Components : '' Controls : 6 Simple ctrls : 1 Simple mixer control 'PCM',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback -10239 - 400 Mono: Playback -1625 [81%] [-16.25dB] [on] !!-------Mixer controls for card 1 [U0x46d0x823] Card hw:1 'U0x46d0x823'/'USB Device 0x46d:0x823 at usb-3f980000.usb-1.3, high speed' Mixer name : 'USB Mixer' Components : 'USB046d:0823' Controls : 3 Simple ctrls : 1 Simple mixer control 'Mic',0 Capabilities: cvolume cvolume-joined cswitch cswitch-joined Capture channels: Mono Limits: Capture 0 - 52 Mono: Capture 37 [71%] [-34.00dB] [on] !!Alsactl output !!-------------- --startcollapse-- state.ALSA { control.1 { iface MIXER name 'PCM Playback Volume' value -1625 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 -1625 } } 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 1 comment { access 'read write' type INTEGER count 1 range '0 - 2' } } 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 } } control.6 { iface PCM name 'IEC958 Playback PCM Stream' value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write inactive' type IEC958 count 1 } } } state.U0x46d0x823 { control.1 { iface PCM name 'Capture Channel Map' value.0 3 value.1 4 comment { access read type INTEGER count 2 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 37 comment { access 'read write' type INTEGER count 1 range '0 - 52' dbmin -7100 dbmax -1900 dbvalue.0 -3400 } } } --endcollapse-- !!All Loaded Modules !!------------------ Module joydev hid_logitech_hidpp hid_logitech_dj evdev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_core v4l2_common snd_usb_audio snd_hwdep snd_usbmidi_lib videodev snd_rawmidi media snd_seq_device bnep hci_uart btbcm bluetooth brcmfmac brcmutil cfg80211 rfkill snd_bcm2835 snd_pcm snd_timer snd bcm2835_gpiomem i2c_bcm2708 bcm2835_wdt uio_pdrv_genirq uio i2c_dev fuse ipv6 !!ALSA/HDA dmesg !!-------------- [ 21.810846] dwc_otg: DEVICE:004 : update_urb_state_xfer_comp:742:trimming xfer length [ 21.822525] usbcore: registered new interface driver snd-usb-audio [ 21.822529] uvcvideo: Found UVC 1.00 device (046d:0823)