DEVICE addr 1 DEVICE descriptor: bLength=18 bDescriptorType=device(1) bcdUSB=2.00 bDeviceClass=9 bDeviceSubClass=0 bDeviceProtocol=1 bMaxPacketSize=64 idVendor=0x10de idProduct=0x0000 bcdDevice=100 iManufacturer=1(NVIDIA) iProduct=2(EHCI root hub) iSerialNumber=... bNumConfigurations=1 CONFIGURATION descriptor 0: bLength=9 bDescriptorType=config(2) wTotalLength=25 bNumInterfaces=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=12 current configuration 1 HUB descriptor: bDescLength=12 bDescriptorType=41 bNbrPorts=10 wHubCharacteristics=02 bPwrOn2PwrGood=200 bHubContrCurrent=0 DeviceRemovable=0 Hub status 0000 0000 Port 1 status=0500 change=0000 Port 2 status=0500 change=0001 Port 3 status=0500 change=0000 Port 4 status=0500 change=0000 Port 5 status=0500 change=0000 Port 6 status=0500 change=0000 Port 7 status=0500 change=0000 Port 8 status=0500 change=0001 Port 9 status=0500 change=0000 Port 10 status=0500 change=0000 ---------- DEVICE addr 1 DEVICE descriptor: bLength=18 bDescriptorType=device(1) bcdUSB=1.00 bDeviceClass=9 bDeviceSubClass=0 bDeviceProtocol=0 bMaxPacketSize=64 idVendor=0x10de idProduct=0x0000 bcdDevice=100 iManufacturer=1(NVIDIA) iProduct=2(OHCI root hub) iSerialNumber=... bNumConfigurations=1 CONFIGURATION descriptor 0: bLength=9 bDescriptorType=config(2) wTotalLength=25 bNumInterfaces=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=12 bDescriptorType=41 bNbrPorts=10 wHubCharacteristics=02 bPwrOn2PwrGood=1 bHubContrCurrent=0 DeviceRemovable=0 Hub status 0000 0000 Port 1 status=0100 change=0000 Port 2 status=0303 change=0000 Port 3 status=0100 change=0000 Port 4 status=0100 change=0000 Port 5 status=0100 change=0000 Port 6 status=0100 change=0000 Port 7 status=0100 change=0000 Port 8 status=0303 change=0000 Port 9 status=0100 change=0000 Port 10 status=0100 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=0xc050 bcdDevice=2720 iManufacturer=1(Logitech) iProduct=2(USB-PS/2 Optical Mouse) iSerialNumber=... bNumConfigurations=1 CONFIGURATION descriptor 0: bLength=9 bDescriptorType=config(2) wTotalLength=34 bNumInterfaces=1 bConfigurationValue=1 iConfiguration=0() bmAttributes=a0 bMaxPower=98 mA INTERFACE descriptor 0: bLength=9 bDescriptorType=interface(4) bInterfaceNumber=0 bAlternateSetting=0 bNumEndpoints=1 bInterfaceClass=3 bInterfaceSubClass=1 bInterfaceProtocol=2 iInterface=0() HID descriptor: bLength=9 bDescriptorType=cs_device(33) bcdHID=1.10 bCountryCode=0 bNumDescriptors=1 bDescriptorType[0]=cs_config(34), wDescriptorLength[0]=59 Report descriptor Usage Page(1) Usage(2) Collection (Application) Usage(1) Collection (Physical) Usage Page(9) Usage Min(1) Usage Max(8) Logical Min(0) Logical Max(1) Report count(8) Report size(1) Input (Data, Variable, Absolute, No wrap, Linear, Preferred state, No null position, Bit field) Report count(0) Input (Constant, Variable, Absolute, No wrap, Linear, Preferred state, No null position, Bit field) Usage Page(1) Usage(48) Usage(49) Usage(56) Logical Min(129) Logical Max(127) Report size(8) Report count(3) 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 ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=1-in bmAttributes=interrupt wMaxPacketSize=5 bInterval=10 current configuration 1 ---------- DEVICE addr 3 DEVICE descriptor: bLength=18 bDescriptorType=device(1) bcdUSB=1.10 bDeviceClass=0 bDeviceSubClass=0 bDeviceProtocol=0 bMaxPacketSize=8 idVendor=0x046d idProduct=0xc312 bcdDevice=101 iManufacturer=1(LITEON Technology) iProduct=2(USB Multimedia Keyboard) iSerialNumber=... bNumConfigurations=1 CONFIGURATION descriptor 0: bLength=9 bDescriptorType=config(2) wTotalLength=34 bNumInterfaces=1 bConfigurationValue=1 iConfiguration=0() bmAttributes=a0 bMaxPower=70 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=1.10 bCountryCode=0 bNumDescriptors=1 bDescriptorType[0]=cs_config(34), wDescriptorLength[0]=65 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) Report count(1) Report size(8) Input (Constant, Array, Absolute, No wrap, Linear, Preferred state, No null position, Bit field) Report count(3) Report size(1) Usage Page(8) Usage Min(1) Usage Max(3) Output (Data, Variable, Absolute, No wrap, Linear, Preferred state, No null position, Non volatile, Bit field) Report count(5) Report size(1) 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(255) Usage Page(7) Usage Min(0) Usage Max(255) 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=24 current configuration 1 ----------