I need some help with an Adafruit Audio FX Sound Board which is not showing up as flash memory but as USB sound device as I described it here: https://forums.adafruit.com/viewtopic.php?t=211335
lsusb gives me the device with IDs:
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Bus 001 Device 006: ID 19fb:0101 VLSI VS1000BCode: Select all
bbh@bbhx1:/usr/lib/udev$ sudo usb_modeswitch -v 0x19fb -p 0x0101 -u 2
Look for default devices ...
Found devices in default mode (1)
Access device 006 on bus 001
Get the current device configuration ...
Current configuration number is 1
Use interface number 0
with class 1
Change configuration to 2 ...
Looking for active drivers ...
OK, driver detached
OK, driver detached
Configuration was reset
Changing the configuration failed (error -5). Try to continue
-> Run lsusb to note any changes. Bye!Code: Select all
bbh@bbhx1:/usr/lib/udev$ sudo usb_modeswitch -v 0x19fb -p 0x0101 -u 1
Look for default devices ...
Found devices in default mode (1)
Access device 006 on bus 001
Get the current device configuration ...
Determining the active configuration failed (error -5). AbortCode: Select all
[ 139.165964] usb 1-1: new full-speed USB device number 6 using xhci_hcd
[ 139.314896] usb 1-1: New USB device found, idVendor=19fb, idProduct=0101, bcdDevice= 1.00
[ 139.314917] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[ 139.314925] usb 1-1: Product: VS1000B
[ 139.314932] usb 1-1: Manufacturer: VLSI
[ 139.396378] usbcore: registered new interface driver snd-usb-audio
[ 151.049834] workqueue: delayed_fput hogged CPU for >10000us 4 times, consider switching to WQ_UNBOUND
[ 191.035256] workqueue: delayed_fput hogged CPU for >10000us 8 times, consider switching to WQ_UNBOUND
[ 295.017248] workqueue: delayed_fput hogged CPU for >10000us 16 times, consider switching to WQ_UNBOUND
[ 653.015446] workqueue: delayed_fput hogged CPU for >10000us 32 times, consider switching to WQ_UNBOUND
[ 1245.093955] workqueue: delayed_fput hogged CPU for >10000us 64 times, consider switching to WQ_UNBOUND
[ 1340.807762] usbcore: registered new interface driver usbserial_generic
[ 1340.807776] usbserial: USB Serial support registered for generic
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Bus 001 Device 006: ID 19fb:0101 VLSI VS1000B
Couldn't open device, some information will be missing
Device Descriptor:
bLength 18
bDescriptorType 1
bcdUSB 1.10
bDeviceClass 0
bDeviceSubClass 0
bDeviceProtocol 0
bMaxPacketSize0 64
idVendor 0x19fb
idProduct 0x0101
bcdDevice 1.00
iManufacturer 1 VLSI
iProduct 2 VS1000B
iSerial 0
bNumConfigurations 1
Configuration Descriptor:
bLength 9
bDescriptorType 2
wTotalLength 0x0064
bNumInterfaces 2
bConfigurationValue 1
iConfiguration 0
bmAttributes 0x80
(Bus Powered)
MaxPower 100mA
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 0
bAlternateSetting 0
bNumEndpoints 0
bInterfaceClass 1 Audio
bInterfaceSubClass 1 Control Device
bInterfaceProtocol 0
iInterface 0
AudioControl Interface Descriptor:
bLength 9
bDescriptorType 36
bDescriptorSubtype 1 (HEADER)
bcdADC 1.00
wTotalLength 0x001e
bInCollection 1
baInterfaceNr(0) 1
AudioControl Interface Descriptor:
bLength 12
bDescriptorType 36
bDescriptorSubtype 2 (INPUT_TERMINAL)
bTerminalID 1
wTerminalType 0x0101 USB Streaming
bAssocTerminal 0
bNrChannels 2
wChannelConfig 0x0000
iChannelNames 0
iTerminal 0
AudioControl Interface Descriptor:
bLength 9
bDescriptorType 36
bDescriptorSubtype 3 (OUTPUT_TERMINAL)
bTerminalID 2
wTerminalType 0x0304 Desktop Speaker
bAssocTerminal 0
bSourceID 1
iTerminal 0
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 1
bAlternateSetting 0
bNumEndpoints 0
bInterfaceClass 1 Audio
bInterfaceSubClass 2 Streaming
bInterfaceProtocol 0
iInterface 0
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 1
bAlternateSetting 1
bNumEndpoints 1
bInterfaceClass 1 Audio
bInterfaceSubClass 2 Streaming
bInterfaceProtocol 0
iInterface 0
AudioStreaming Interface Descriptor:
bLength 7
bDescriptorType 36
bDescriptorSubtype 1 (AS_GENERAL)
bTerminalLink 1
bDelay 12 frames
wFormatTag 0x0001 PCM
AudioStreaming Interface Descriptor:
bLength 11
bDescriptorType 36
bDescriptorSubtype 2 (FORMAT_TYPE)
bFormatType 1 (FORMAT_TYPE_I)
bNrChannels 2
bSubframeSize 2
bBitResolution 16
bSamFreqType 1 Discrete
tSamFreq[ 0] 44100
Endpoint Descriptor:
bLength 9
bDescriptorType 5
bEndpointAddress 0x01 EP 1 OUT
bmAttributes 9
Transfer Type Isochronous
Synch Type Adaptive
Usage Type Data
wMaxPacketSize 0x03ff 1x 1023 bytes
bInterval 1
bRefresh 0
bSynchAddress 0
AudioStreaming Endpoint Descriptor:
bLength 7
bDescriptorType 37
bDescriptorSubtype 1 (EP_GENERAL)
bmAttributes 0x00
bLockDelayUnits 0 Undefined
wLockDelay 0x0000