DEVICE addr 1 DEVICE descriptor: bLength=18 bDescriptorType=device(1) bcdUSB=1.00 bDeviceClass=9 bDeviceSubClass=0 bDeviceProtocol=0 bMaxPacketSize=64 idVendor=0x0000 idProduct=0x0000 bcdDevice=100 iManufacturer=1(NetBSD) iProduct=2(UHCI root hub) iSerialNumber=... bNumConfigurations=1 CONFIGURATION descriptor 0: bLength=9 bDescriptorType=config(2) wTotalLength=25 bNumInterface=1 bConfigurationValue=1 iConfiguration=0() bmAttributes=c0 bMaxPower=0 mA INTERFACE descriptor 0: bLength=9 bDescriptorType=interface(4) bInterfaceNumber=0 bAlternateSetting=0 bNumEndpoints=1 bInterfaceClass=9 bInterfaceSubClass=0 bInterfaceProtocol=0 iInterface=0() ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=1-in bmAttributes=interrupt wMaxPacketSize=8 bInterval=255 current configuration 1 HUB descriptor: bDescLength=9 bDescriptorType=41 bNbrPorts=2 wHubCharacteristics=0a bPwrOn2PwrGood=50 bHubContrCurrent=0 DeviceRemovable=0 Hub status 0000 0000 Port 1 status=0103 change=0000 Port 2 status=0103 change=0000 ---------- DEVICE addr 2 DEVICE descriptor: bLength=18 bDescriptorType=device(1) bcdUSB=2.00 bDeviceClass=0 bDeviceSubClass=0 bDeviceProtocol=0 bMaxPacketSize=8 idVendor=0x046d idProduct=0xc534 bcdDevice=2901 iManufacturer=1(Logitech) iProduct=2(USB Receiver) iSerialNumber=... bNumConfigurations=1 CONFIGURATION descriptor 0: bLength=9 bDescriptorType=config(2) wTotalLength=59 bNumInterface=2 bConfigurationValue=1 iConfiguration=4(RQR29.01_B0016) bmAttributes=a0 bMaxPower=98 mA INTERFACE descriptor 0: bLength=9 bDescriptorType=interface(4) bInterfaceNumber=0 bAlternateSetting=0 bNumEndpoints=1 bInterfaceClass=3 bInterfaceSubClass=1 bInterfaceProtocol=1 iInterface=0() HID descriptor: bLength=9 bDescriptorType=cs_device(33) bcdHID=1.11 bCountryCode=0 bNumDescriptors=1 bDescriptorType[0]=cs_config(34), wDescriptorLength[0]=59 Report descriptor Usage Page(1) Usage(6) Collection (Application) Usage Page(7) Usage Min(224) Usage Max(231) Logical Min(0) Logical Max(1) Report size(1) Report count(8) Input (Data, Variable, Absolute, No wrap, Linear, Preferred state, No null position, Bit field) Input (Constant, Variable, Absolute, No wrap, Linear, Preferred state, No null position, Bit field) Report count(5) Usage Page(8) Usage Min(1) Usage Max(5) Output (Data, Variable, Absolute, No wrap, Linear, Preferred state, No null position, Non volatile, Bit field) Report count(1) Report size(3) Output (Constant, Array, Absolute, No wrap, Linear, Preferred state, No null position, Non volatile, Bit field) Report count(6) Report size(8) Logical Min(0) Logical Max(164) Usage Page(7) Usage Min(0) Usage Max(164) Input (Data, Array, Absolute, No wrap, Linear, Preferred state, No null position, Bit field) End Collection ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=1-in bmAttributes=interrupt wMaxPacketSize=8 bInterval=8 INTERFACE descriptor 1: bLength=9 bDescriptorType=interface(4) bInterfaceNumber=1 bAlternateSetting=0 bNumEndpoints=1 bInterfaceClass=3 bInterfaceSubClass=1 bInterfaceProtocol=2 iInterface=0() HID descriptor: bLength=9 bDescriptorType=cs_device(33) bcdHID=1.11 bCountryCode=0 bNumDescriptors=1 bDescriptorType[0]=cs_config(34), wDescriptorLength[0]=177 Report descriptor Usage Page(1) Usage(2) Collection (Application) Report ID(2) Usage(1) Collection (Physical) Usage Page(9) Usage Min(1) Usage Max(16) Logical Min(0) Logical Max(1) Report count(16) Report size(1) Input (Data, Variable, Absolute, No wrap, Linear, Preferred state, No null position, Bit field) Usage Page(1) Logical Min(63489) Logical Max(2047) Report size(12) Report count(2) Usage(48) Usage(49) Input (Data, Variable, Relative, No wrap, Linear, Preferred state, No null position, Bit field) Logical Min(129) Logical Max(127) Report size(8) Report count(1) Usage(56) Input (Data, Variable, Relative, No wrap, Linear, Preferred state, No null position, Bit field) Usage Page(12) Usage(568) Report count(1) Input (Data, Variable, Relative, No wrap, Linear, Preferred state, No null position, Bit field) End Collection End Collection Usage Page(12) Usage(1) Collection (Application) Report ID(3) Report size(16) Report count(2) Logical Min(1) Logical Max(652) Usage Min(1) Usage Max(652) Input (Data, Array, Absolute, No wrap, Linear, Preferred state, No null position, Bit field) End Collection Usage Page(1) Usage(128) Collection (Application) Report ID(4) Report size(2) Report count(1) Logical Min(1) Logical Max(3) Usage(130) Usage(129) Usage(131) Input (Data, Array, Absolute, No wrap, Linear, No Preferred, Null position, Bit field) Report size(6) Input (Constant, Variable, Absolute, No wrap, Linear, Preferred state, No null position, Bit field) End Collection Usage Page(65280) Usage(1) Collection (Application) Report ID(16) Report size(8) Report count(6) Logical Min(0) Logical Max(255) Usage(1) Input (Data, Array, Absolute, No wrap, Linear, Preferred state, No null position, Bit field) Usage(1) Output (Data, Array, Absolute, No wrap, Linear, Preferred state, No null position, Non volatile, Bit field) End Collection Usage Page(65280) Usage(2) Collection (Application) Report ID(17) Report size(8) Report count(19) Logical Min(0) Logical Max(255) Usage(2) Input (Data, Array, Absolute, No wrap, Linear, Preferred state, No null position, Bit field) Usage(2) Output (Data, Array, Absolute, No wrap, Linear, Preferred state, No null position, Non volatile, Bit field) End Collection ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=2-in bmAttributes=interrupt wMaxPacketSize=20 bInterval=2 current configuration 1 ---------- DEVICE addr 3 DEVICE descriptor: bLength=18 bDescriptorType=device(1) bcdUSB=2.00 bDeviceClass=0 bDeviceSubClass=0 bDeviceProtocol=0 bMaxPacketSize=64 idVendor=0x6557 idProduct=0x002b bcdDevice=100 iManufacturer=1(Generic) iProduct=2(Mass Storage) iSerialNumber=... bNumConfigurations=1 CONFIGURATION descriptor 0: bLength=9 bDescriptorType=config(2) wTotalLength=32 bNumInterface=1 bConfigurationValue=1 iConfiguration=0() bmAttributes=80 bMaxPower=200 mA INTERFACE descriptor 0: bLength=9 bDescriptorType=interface(4) bInterfaceNumber=0 bAlternateSetting=0 bNumEndpoints=2 bInterfaceClass=8 bInterfaceSubClass=6 bInterfaceProtocol=80 iInterface=0() ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=1-out bmAttributes=bulk wMaxPacketSize=64 bInterval=0 ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=2-in bmAttributes=bulk wMaxPacketSize=64 bInterval=0 current configuration 1 ----------