!!################################ !!ALSA Information Script v 0.4.65 !!################################ !!Script ran on: Tue Nov 17 19:46:39 UTC 2020 !!Linux Distribution !!------------------ ID_LIKE=debian !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: System SKU: Board Vendor: Board Name: !!ACPI Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: 5.4.77-v7l Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k5.4.77-v7l Library version: 1.1.8 Utilities version: 1.1.8 !!Loaded ALSA modules !!------------------- snd_bcm2835 snd_usb_audio !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - Yes !!Soundcards recognised by ALSA !!----------------------------- 0 [Headphones ]: bcm2835_headphonbcm2835 Headphones - bcm2835 Headphones bcm2835 Headphones 1 [UM02 ]: USB-Audio - UM02 Clip-on USB microphone UM02 at usb-0000:01:00.0-1.4, full speed !!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 snd_bcm2835: enable_compat_alsa=0 snd_bcm2835: enable_hdmi=1 !!Loaded sound module options !!--------------------------- !!Module: snd_bcm2835 enable_compat_alsa : N enable_hdmi : Y enable_headphones : Y 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 !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x0909005f, ctrlif=0, ctlerr=0 Card: Clip-on USB microphone UM02 at usb-0000:01:00.0-1.4, full speed Unit: 5 Control: name="Auto Gain Control", index=0 Info: id=5, control=7, cmask=0x0, channels=1, type="BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 5 Control: name="Mic Capture Volume", index=0 Info: id=5, control=2, cmask=0x0, channels=1, type="S16" Volume: min=-3072, max=8448, dBmin=-1200, dBmax=3300 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 Nov 17 19:45 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Nov 17 19:45 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 16 Nov 17 19:45 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 56 Nov 17 19:45 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 1 Nov 17 19:45 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Nov 17 19:45 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Nov 17 19:45 . drwxr-xr-x 4 root root 200 Nov 17 19:45 .. lrwxrwxrwx 1 root root 12 Nov 17 19:45 usb-Clip-on_USB_microphone_UM02-00 -> ../controlC1 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 80 Nov 17 19:45 . drwxr-xr-x 4 root root 200 Nov 17 19:45 .. lrwxrwxrwx 1 root root 12 Nov 17 19:45 platform-bcm2835_audio -> ../controlC0 lrwxrwxrwx 1 root root 12 Nov 17 19:45 platform-fd500000.pcie-pci-0000:01:00.0-usb-0:1.4:1.0 -> ../controlC1 !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: Headphones [bcm2835 Headphones], device 0: bcm2835 Headphones [bcm2835 Headphones] 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 ARECORD **** List of CAPTURE Hardware Devices **** card 1: UM02 [UM02], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card Headphones Card hw:0 'Headphones'/'bcm2835 Headphones' Mixer name : 'Broadcom Mixer' Components : '' Controls : 2 Simple ctrls : 1 Simple mixer control 'Headphone',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback -10239 - 400 Mono: Playback -2000 [77%] [-20.00dB] [on] !!-------Mixer controls for card UM02 Card hw:1 'UM02'/'Clip-on USB microphone UM02 at usb-0000:01:00.0-1.4, full speed' Mixer name : 'USB Mixer' Components : 'USB0909:005f' Controls : 5 Simple ctrls : 2 Simple mixer control 'Mic',0 Capabilities: cvolume cvolume-joined cswitch cswitch-joined Capture channels: Mono Limits: Capture 0 - 30 Mono: Capture 29 [97%] [31.50dB] [on] Simple mixer control 'Auto Gain Control',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] !!Alsactl output !!-------------- --startcollapse-- state.Headphones { control.1 { iface MIXER name 'Headphone Playback Volume' value -2000 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 -2000 } } control.2 { iface MIXER name 'Headphone Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } } state.UM02 { 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 29 comment { access 'read write' type INTEGER count 1 range '0 - 30' dbmin -1200 dbmax 3300 dbvalue.0 3150 } } control.4 { iface MIXER name 'Auto Gain Control' value false 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 backlight bcm2835_codec bcm2835_isp bcm2835_mmal_vchiq bcm2835_v4l2 bluetooth bnep brcmfmac brcmutil btbcm cec cfg80211 drm drm_kms_helper drm_panel_orientation_quirks ecc ecdh_generic fb_sys_fops fuse garp gpu_sched hci_uart input_polldev ip_tables ipv6 joydev libsha256 llc mc nf_conntrack nf_defrag_ipv4 nf_defrag_ipv6 nf_nat nf_tables nfnetlink nft_chain_nat nft_compat nft_counter raspberrypi_hwmon raspberrypi_ts rfcomm rfkill rpi_backlight rpivid_mem sg sha256_generic snd snd_bcm2835 snd_compress snd_hwdep snd_pcm snd_pcm_dmaengine snd_rawmidi snd_seq_device snd_soc_core snd_timer snd_usb_audio snd_usbmidi_lib stp syscopyarea sysfillrect sysimgblt uio uio_pdrv_genirq v3d v4l2_mem2mem vc4 vc_sm_cma videobuf2_common videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videobuf2_vmalloc videodev x_tables xt_MASQUERADE !!ALSA/HDA dmesg !!-------------- [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 489216 [ 0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=1 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1 smsc95xx.macaddr=DC:A6:32:3A:23:9C vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 console=ttyS0,115200 console=tty1 root=/dev/sda1 rootfstype=ext4 elevator=deadline fsck.repair=yes rootwait video=DSI-1:800x480@60,rotate=180 [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear) -- [ 7.300205] videodev: Linux video capture interface: v2.00 [ 7.320867] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 7.329347] vc_sm_cma: module is from the staging directory, the quality is unknown, you have been warned. -- [ 7.749673] input: raspberrypi-ts as /devices/platform/soc/soc:firmware/soc:firmware:touchscreen/input/input1 [ 7.759365] usbcore: registered new interface driver snd-usb-audio [ 7.867723] [drm] Initialized v3d 1.0.0 20180419 for fec00000.v3d on minor 1 !!Packages installed !!-------------------- ii alsa-utils 1.1.8-2 armhf Utilities for configuring and using ALSA