USB Mic not recognised

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I have a USB mic that isn’t being recognised by Alsa.
Is this just a matter of creating a udev rule to add the card with the id ffef:0f00 ?

rock@rockpis:~$ lsusb -s 002:005 -v

 

Bus 002 Device 005: ID ffef:0f00

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         8

  idVendor           0xffef

  idProduct          0x0f00

  bcdDevice            1.00

  iManufacturer           1

  iProduct                2

  iSerial                 3

  bNumConfigurations      1

  Configuration Descriptor:

    bLength                 9

    bDescriptorType         2

    wTotalLength       0x0090

    bNumInterfaces          3

    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       0x002e

        bInCollection           1

        baInterfaceNr(0)        2

      AudioControl Interface Descriptor:

        bLength                12

        bDescriptorType        36

        bDescriptorSubtype      2 (INPUT_TERMINAL)

        bTerminalID             4

        wTerminalType      0x0201 Microphone

        bAssocTerminal          0

        bNrChannels             1

        wChannelConfig     0x0001

          Left Front (L)

        iChannelNames           0

        iTerminal               0

      AudioControl Interface Descriptor:

        bLength                 9

        bDescriptorType        36

        bDescriptorSubtype      3 (OUTPUT_TERMINAL)

        bTerminalID             2

        wTerminalType      0x0101 USB Streaming

        bAssocTerminal          0

        bSourceID               9

        iTerminal               0

      AudioControl Interface Descriptor:

        bLength                 7

        bDescriptorType        36

        bDescriptorSubtype      5 (SELECTOR_UNIT)

        bUnitID                 9

        bNrInPins               1

        baSourceID(0)           5

        iSelector               0

      AudioControl Interface Descriptor:

        bLength                 9

        bDescriptorType        36

        bDescriptorSubtype      6 (FEATURE_UNIT)

        bUnitID                 5

        bSourceID               4

        bControlSize            1

        bmaControls(0)       0x43

          Mute Control

          Volume Control

          Automatic Gain Control

        bmaControls(1)       0x00

        iFeature                0

    Interface Descriptor:

      bLength                 9

      bDescriptorType         4

      bInterfaceNumber        2

      bAlternateSetting       0

      bNumEndpoints           0

      bInterfaceClass         1 Audio

      bInterfaceSubClass      2 Streaming

      bInterfaceProtocol      0

      iInterface              0

    Interface Descriptor:

      bLength                 9

      bDescriptorType         4

      bInterfaceNumber        2

      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           2

        bDelay                  1 frames

        wFormatTag         0x0001 PCM

      AudioStreaming Interface Descriptor:

        bLength                14

        bDescriptorType        36

        bDescriptorSubtype      2 (FORMAT_TYPE)

        bFormatType             1 (FORMAT_TYPE_I)

        bNrChannels             1

        bSubframeSize           2

        bBitResolution         16

        bSamFreqType            2 Discrete

        tSamFreq[ 0]        44100

        tSamFreq[ 1]        48000

      Endpoint Descriptor:

        bLength                 9

        bDescriptorType         5

        bEndpointAddress     0x86  EP 6 IN

        bmAttributes            1

          Transfer Type            Isochronous

          Synch Type               None

          Usage Type               Data

        wMaxPacketSize     0x0064  1x 100 bytes

        bInterval               1

        bRefresh                0

        bSynchAddress           0

        AudioStreaming Endpoint Descriptor:

          bLength                 7

          bDescriptorType        37

          bDescriptorSubtype      1 (EP_GENERAL)

          bmAttributes         0x01

            Sampling Frequency

          bLockDelayUnits         0 Undefined

          wLockDelay         0x0000

    Interface Descriptor:

      bLength                 9

      bDescriptorType         4

      bInterfaceNumber        3

      bAlternateSetting       0

      bNumEndpoints           1

      bInterfaceClass         3 Human Interface Device

      bInterfaceSubClass      0

      bInterfaceProtocol      0

      iInterface              0

        HID Device Descriptor:

          bLength                 9

          bDescriptorType        33

          bcdHID               2.01

          bCountryCode            0 Not supported

          bNumDescriptors         1

          bDescriptorType        34 Report

          wDescriptorLength      41

         Report Descriptors:

           ** UNAVAILABLE **

      Endpoint Descriptor:

        bLength                 7

        bDescriptorType         5

        bEndpointAddress     0x83  EP 3 IN

        bmAttributes            3

          Transfer Type            Interrupt

          Synch Type               None

          Usage Type               Data

        wMaxPacketSize     0x0008  1x 8 bytes

        bInterval              32

Sent from Mail for Windows 10

 

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