USB Composite Device

Connection StatusDevice connected
Current Configuration1
SpeedLow (1.5 Mbit/s)
Device Address1
Number Of Open Pipes2
Device Descriptor USB Keyboard
OffsetFieldSizeValueDescription
0 bLength 1 12h
1 bDescriptorType 1 01h Device
2 bcdUSB 2 0110h USB Spec 1.1
4 bDeviceClass 1 00h Class info in Ifc Descriptors
5 bDeviceSubClass 1 00h
6 bDeviceProtocol 1 00h
7 bMaxPacketSize0 1 08h 8 bytes
8 idVendor 2 1A2Ch
10 idProduct 2 0C23h
12 bcdDevice 2 0110h 1.10
14 iManufacturer 1 01h "USB"
15 iProduct 1 02h "USB Keyboard"
16 iSerialNumber 1 00h
17 bNumConfigurations 1 01h
Configuration Descriptor 1 Bus Powered, 100 mA
OffsetFieldSizeValueDescription
0 bLength 1 09h
1 bDescriptorType 1 02h Configuration
2 wTotalLength 2 003Bh
4 bNumInterfaces 1 02h
5 bConfigurationValue 1 01h
6 iConfiguration 1 00h
7 bmAttributes 1 A0h Bus Powered, Remote Wakeup
4..0: Reserved ...00000 
5: Remote Wakeup ..1.....  Yes
6: Self Powered .0......  No, Bus Powered
7: Reserved (set to one)
(bus-powered for 1.0)
1....... 
8 bMaxPower 1 32h 100 mA
Interface Descriptor 0/0 HID, 1 Endpoint
OffsetFieldSizeValueDescription
0 bLength 1 09h
1 bDescriptorType 1 04h Interface
2 bInterfaceNumber 1 00h
3 bAlternateSetting 1 00h
4 bNumEndpoints 1 01h
5 bInterfaceClass 1 03h HID
6 bInterfaceSubClass 1 01h Boot Interface
7 bInterfaceProtocol 1 01h Keyboard
8 iInterface 1 00h
OffsetFieldSizeValueDescription
0 bLength 1 09h
1 bDescriptorType 1 21h HID
2 bcdHID 2 0110h 1.10
4 bCountryCode 1 00h
5 bNumDescriptors 1 01h
6 bDescriptorType 1 22h Report
7 wDescriptorLength 2 0036h 54 bytes
OffsetFieldSizeValueDescription
0 bLength 1 07h
1 bDescriptorType 1 05h Endpoint
2 bEndpointAddress 1 81h 1 In
3 bmAttributes 1 03h Interrupt
1..0: Transfer Type ......11  Interrupt
7..2: Reserved 000000.. 
4 wMaxPacketSize 2 0008h 8 bytes
6 bInterval 1 0Ah 10 ms
Interface Descriptor 1/0 HID, 1 Endpoint
OffsetFieldSizeValueDescription
0 bLength 1 09h
1 bDescriptorType 1 04h Interface
2 bInterfaceNumber 1 01h
3 bAlternateSetting 1 00h
4 bNumEndpoints 1 01h
5 bInterfaceClass 1 03h HID
6 bInterfaceSubClass 1 00h
7 bInterfaceProtocol 1 00h
8 iInterface 1 00h
OffsetFieldSizeValueDescription
0 bLength 1 09h
1 bDescriptorType 1 21h HID
2 bcdHID 2 0110h 1.10
4 bCountryCode 1 00h
5 bNumDescriptors 1 01h
6 bDescriptorType 1 22h Report
7 wDescriptorLength 2 0032h 50 bytes
OffsetFieldSizeValueDescription
0 bLength 1 07h
1 bDescriptorType 1 05h Endpoint
2 bEndpointAddress 1 82h 2 In
3 bmAttributes 1 03h Interrupt
1..0: Transfer Type ......11  Interrupt
7..2: Reserved 000000.. 
4 wMaxPacketSize 2 0008h 8 bytes
6 bInterval 1 0Ah 10 ms
Interface 0 HID Report Descriptor Keyboard
Item Tag (Value) Raw Data
Usage Page (Generic Desktop) 05 01 
Usage (Keyboard) 09 06 
Collection (Application) A1 01 
    Usage Page (LEDs) 05 08 
    Usage Minimum (Num Lock) 19 01 
    Usage Maximum (Scroll Lock) 29 03 
    Logical Minimum (0) 15 00 
    Logical Maximum (1) 25 01 
    Report Size (1) 75 01 
    Report Count (3) 95 03 
    Output (Data,Var,Abs,NWrp,Lin,Pref,NNul,NVol,Bit) 91 02 
    Report Count (5) 95 05 
    Output (Cnst,Ary,Abs,NWrp,Lin,Pref,NNul,NVol,Bit) 91 01 
    Usage Page (Keyboard/Keypad) 05 07 
    Usage Minimum (Keyboard Left Control) 19 E0 
    Usage Maximum (Keyboard Right GUI) 29 E7 
    Report Count (8) 95 08 
    Input (Data,Var,Abs,NWrp,Lin,Pref,NNul,Bit) 81 02 
    Report Size (8) 75 08 
    Report Count (1) 95 01 
    Input (Cnst,Ary,Abs) 81 01 
    Usage Minimum (Undefined) 19 00 
    Usage Maximum (Keyboard LANG2) 29 91 
    Logical Maximum (255) 26 FF 00 
    Report Count (6) 95 06 
    Input (Data,Ary,Abs) 81 00 
End Collection C0 
Interface 1 HID Report Descriptor Consumer Control
Item Tag (Value) Raw Data
Usage Page (Consumer Devices) 05 0C 
Usage (Consumer Control) 09 01 
Collection (Application) A1 01 
    Report ID (1) 85 01 
    Usage Minimum (Undefined) 19 00 
    Usage Maximum (AC Format) 2A 3C 02 
    Logical Minimum (0) 15 00 
    Logical Maximum (572) 26 3C 02 
    Report Count (1) 95 01 
    Report Size (16) 75 10 
    Input (Data,Ary,Abs) 81 00 
End Collection C0 
Usage Page (Generic Desktop) 05 01 
Usage (System Control) 09 80 
Collection (Application) A1 01 
    Report ID (2) 85 02 
    Usage Minimum (System Power Down) 19 81 
    Usage Maximum (System Wake Up) 29 83 
    Logical Maximum (1) 25 01 
    Report Size (1) 75 01 
    Report Count (3) 95 03 
    Input (Data,Var,Abs,NWrp,Lin,Pref,NNul,Bit) 81 02 
    Report Count (5) 95 05 
    Input (Cnst,Ary,Abs) 81 01 
End Collection C0 

This report was generated by USBlyzer