!!################################ !!ALSA Information Script v 0.4.64 !!################################ !!Script ran on: Mon May 15 01:11:53 UTC 2017 !!Linux Distribution !!------------------ ID_LIKE=debian !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: !!Kernel Information !!------------------ Kernel release: 4.9.24-v7 Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k4.9.24-v7 Library version: 1.0.28 Utilities version: 1.0.28 !!Loaded ALSA modules !!------------------- snd_usb_audio !!Sound Servers on this system !!---------------------------- No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 1 [UAC10 ]: USB-Audio - XMOS Microphone Array UAC1.0 XMOS XMOS Microphone Array UAC1.0 at usb-3f980000.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_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) vid : -1,-1,-1,-1,-1,-1,-1,-1 !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x20b10011, ctrlif=0, ctlerr=0 Card: XMOS XMOS Microphone Array UAC1.0 at usb-3f980000.usb-1.5, full speed Unit: 10 Control: name="XMOS Microphone Array UAC1.0 Playback Volu", index=0 Info: id=10, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-32512, max=0, dBmin=-12700, dBmax=0 Unit: 10 Control: name="XMOS Microphone Array UAC1.0 Playback Swit", index=0 Info: id=10, control=1, cmask=0x3, channels=2, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 11 Control: name="XMOS Microphone Array UAC1.0 Capture Volum", index=0 Info: id=11, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-32512, max=0, dBmin=-12700, dBmax=0 Unit: 11 Control: name="XMOS Microphone Array UAC1.0 Capture Switc", index=0 Info: id=11, control=1, cmask=0x3, channels=2, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 --endcollapse-- !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 32 May 14 20:58 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 56 May 14 20:58 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 48 May 14 21:08 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 1 May 14 20:58 /dev/snd/seq crw-rw---- 1 root audio 116, 33 May 14 20:58 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 May 14 20:58 . drwxr-xr-x 4 root root 180 May 14 20:58 .. lrwxrwxrwx 1 root root 12 May 14 20:58 usb-XMOS_XMOS_Microphone_Array_UAC1.0-00 -> ../controlC1 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 May 14 20:58 . drwxr-xr-x 4 root root 180 May 14 20:58 .. lrwxrwxrwx 1 root root 12 May 14 20:58 platform-3f980000.usb-usb-0:1.5:1.0 -> ../controlC1 !!ALSA configuration files !!------------------------ !!System wide config file (/etc/asound.conf) # 設定USB音源 pcm.usb { type hw card 1 device 0 format S16_LE channels 1 rate 16000 } pcm.!default { type hw card 1 device 0 } ctl.!default { type hw card 1 } !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 1: UAC10 [XMOS Microphone Array UAC1.0], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 1: UAC10 [XMOS Microphone Array UAC1.0], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card 1 [UAC10] Card hw:1 'UAC10'/'XMOS XMOS Microphone Array UAC1.0 at usb-3f980000.usb-1.5, full speed' Mixer name : 'USB Mixer' Components : 'USB20b1:0011' Controls : 6 Simple ctrls : 4 Simple mixer control 'XMOS Microphone Array UAC1.0 Capture Switc',0 Capabilities: pswitch Playback channels: Front Left - Front Right Mono: Front Left: Playback [on] Front Right: Playback [on] Simple mixer control 'XMOS Microphone Array UAC1.0 Capture Volum',0 Capabilities: volume Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: 0 - 127 Front Left: 127 [100%] Front Right: 127 [100%] Simple mixer control 'XMOS Microphone Array UAC1.0 Playback Swit',0 Capabilities: pswitch Playback channels: Front Left - Front Right Mono: Front Left: Playback [on] Front Right: Playback [on] Simple mixer control 'XMOS Microphone Array UAC1.0 Playback Volu',0 Capabilities: volume Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: 0 - 127 Front Left: 127 [100%] Front Right: 127 [100%] !!Alsactl output !!-------------- --startcollapse-- state.UAC10 { 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 PCM name 'Capture Channel Map' value.0 0 value.1 0 comment { access read type INTEGER count 2 range '0 - 36' } } control.3 { iface MIXER name 'XMOS Microphone Array UAC1.0 Playback Swit' value.0 true value.1 true comment { access 'read write' type BOOLEAN count 2 } } control.4 { iface MIXER name 'XMOS Microphone Array UAC1.0 Playback Volu' value.0 127 value.1 127 comment { access 'read write' type INTEGER count 2 range '0 - 127' dbmin -12700 dbmax 0 dbvalue.0 0 dbvalue.1 0 } } control.5 { iface MIXER name 'XMOS Microphone Array UAC1.0 Capture Switc' value.0 true value.1 true comment { access 'read write' type BOOLEAN count 2 } } control.6 { iface MIXER name 'XMOS Microphone Array UAC1.0 Capture Volum' value.0 127 value.1 127 comment { access 'read write' type INTEGER count 2 range '0 - 127' dbmin -12700 dbmax 0 dbvalue.0 0 dbvalue.1 0 } } } --endcollapse-- !!All Loaded Modules !!------------------ Module binfmt_misc brcmfmac brcmutil cfg80211 rfkill snd_soc_bcm2835_i2s snd_soc_core snd_compress bcm2835_gpiomem snd_pcm_dmaengine snd_usb_audio snd_hwdep snd_usbmidi_lib snd_rawmidi snd_seq_device snd_pcm snd_timer snd uio_pdrv_genirq uio fixed ipv6 !!ALSA/HDA dmesg !!-------------- [ 4.386065] EXT4-fs (mmcblk0p2): re-mounted. Opts: (null) [ 4.549415] usbcore: registered new interface driver snd-usb-audio [ 4.601265] gpiomem-bcm2835 3f200000.gpiomem: Initialised: Registers at 0x3f200000