DEVICE addr 1 DEVICE descriptor: bLength=18 bDescriptorType=device(1) bcdUSB=3.00 bDeviceClass=9 bDeviceSubClass=0 bDeviceProtocol=1 bMaxPacketSize=9 idVendor=0x8086 idProduct=0x0000 bcdDevice=100 iManufacturer=1(Intel) iProduct=2(xHCI 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=2 bInterval=255 current configuration 1 HUB descriptor: weird descriptorType, should be 41 bDescLength=17 bDescriptorType=42 bNbrPorts=8 wHubCharacteristics=00 bPwrOn2PwrGood=10 bHubContrCurrent=0 DeviceRemovable=0 DEVICE addr 1 DEVICE descriptor: bLength=18 bDescriptorType=device(1) bcdUSB=2.00 bDeviceClass=9 bDeviceSubClass=0 bDeviceProtocol=1 bMaxPacketSize=64 idVendor=0x8086 idProduct=0x0000 bcdDevice=100 iManufacturer=1(Intel) 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=10 bDescriptorType=41 bNbrPorts=3 wHubCharacteristics=02 bPwrOn2PwrGood=200 bHubContrCurrent=0 DeviceRemovable=0 Hub status 0000 0000 Port 1 status=0503 change=0000 Port 2 status=0500 change=0000 Port 3 status=0500 change=0000 ---------- DEVICE addr 2 DEVICE descriptor: bLength=18 bDescriptorType=device(1) bcdUSB=2.00 bDeviceClass=9 bDeviceSubClass=0 bDeviceProtocol=1 bMaxPacketSize=64 idVendor=0x8087 idProduct=0x0024 bcdDevice=0 iManufacturer=0() iProduct=0() iSerialNumber=... bNumConfigurations=1 CONFIGURATION descriptor 0: bLength=9 bDescriptorType=config(2) wTotalLength=25 bNumInterfaces=1 bConfigurationValue=1 iConfiguration=0() bmAttributes=e0 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=1 bInterval=12 current configuration 1 HUB descriptor: bDescLength=9 bDescriptorType=41 bNbrPorts=6 wHubCharacteristics=09 bPwrOn2PwrGood=50 bHubContrCurrent=0 DeviceRemovable=0 Hub status 0000 0000 Port 1 status=0103 change=0000 Port 2 status=0100 change=0000 Port 3 status=0103 change=0000 Port 4 status=0100 change=0000 Port 5 status=0100 change=0000 Port 6 status=0503 change=0000 ---------- DEVICE addr 3 DEVICE descriptor: bLength=18 bDescriptorType=device(1) bcdUSB=1.10 bDeviceClass=9 bDeviceSubClass=0 bDeviceProtocol=0 bMaxPacketSize=8 idVendor=0x0b97 idProduct=0x7761 bcdDevice=110 iManufacturer=0() iProduct=0() iSerialNumber=... bNumConfigurations=1 CONFIGURATION descriptor 0: bLength=9 bDescriptorType=config(2) wTotalLength=25 bNumInterfaces=1 bConfigurationValue=1 iConfiguration=0() bmAttributes=e0 bMaxPower=2 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=1 bInterval=255 current configuration 1 HUB descriptor: bDescLength=9 bDescriptorType=41 bNbrPorts=4 wHubCharacteristics=0d bPwrOn2PwrGood=50 bHubContrCurrent=100 DeviceRemovable=6 Hub status 0001 0000 Port 1 status=0100 change=0000 Port 2 status=0103 change=0000 Port 3 status=0100 change=0000 Port 4 status=0100 change=0000 ---------- DEVICE addr 4 DEVICE descriptor: bLength=18 bDescriptorType=device(1) bcdUSB=1.10 bDeviceClass=0 bDeviceSubClass=0 bDeviceProtocol=0 bMaxPacketSize=64 idVendor=0x0b97 idProduct=0x7772 bcdDevice=110 iManufacturer=1(O2) iProduct=2(O2Micro CCID SC Reader) iSerialNumber=... bNumConfigurations=1 CONFIGURATION descriptor 0: bLength=9 bDescriptorType=config(2) wTotalLength=93 bNumInterfaces=1 bConfigurationValue=1 iConfiguration=0() bmAttributes=e0 bMaxPower=0 mA INTERFACE descriptor 0: bLength=9 bDescriptorType=interface(4) bInterfaceNumber=0 bAlternateSetting=0 bNumEndpoints=3 bInterfaceClass=11 bInterfaceSubClass=0 bInterfaceProtocol=0 iInterface=0() ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=3-out bmAttributes=bulk wMaxPacketSize=64 bInterval=0 ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=2-in bmAttributes=bulk wMaxPacketSize=64 bInterval=0 ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=1-in bmAttributes=interrupt wMaxPacketSize=3 bInterval=255 Unknown descriptor (class 11/0): bLength=54 bDescriptorType=33 ... current configuration 1 ---------- DEVICE addr 5 DEVICE descriptor: bLength=18 bDescriptorType=device(1) bcdUSB=2.00 bDeviceClass=255 bDeviceSubClass=1 bDeviceProtocol=1 bMaxPacketSize=64 idVendor=0x0489 idProduct=0xe052 bcdDevice=112 iManufacturer=1(Broadcom Corp) iProduct=2(BCM20702A0) iSerialNumber=... bNumConfigurations=1 CONFIGURATION descriptor 0: bLength=9 bDescriptorType=config(2) wTotalLength=218 bNumInterfaces=4 bConfigurationValue=1 iConfiguration=0() bmAttributes=e0 bMaxPower=0 mA INTERFACE descriptor 0: bLength=9 bDescriptorType=interface(4) bInterfaceNumber=0 bAlternateSetting=0 bNumEndpoints=3 bInterfaceClass=255 bInterfaceSubClass=1 bInterfaceProtocol=1 iInterface=0() ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=1-in bmAttributes=interrupt wMaxPacketSize=16 bInterval=1 ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=2-in bmAttributes=bulk wMaxPacketSize=64 bInterval=1 ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=2-out bmAttributes=bulk wMaxPacketSize=64 bInterval=1 INTERFACE descriptor 1: bLength=9 bDescriptorType=interface(4) bInterfaceNumber=1 bAlternateSetting=0 bNumEndpoints=2 bInterfaceClass=255 bInterfaceSubClass=1 bInterfaceProtocol=1 iInterface=0() ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=3-in bmAttributes=isochronous wMaxPacketSize=0 bInterval=1 ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=3-out bmAttributes=isochronous wMaxPacketSize=0 bInterval=1 INTERFACE descriptor 2: bLength=9 bDescriptorType=interface(4) bInterfaceNumber=1 bAlternateSetting=1 bNumEndpoints=2 bInterfaceClass=255 bInterfaceSubClass=1 bInterfaceProtocol=1 iInterface=0() ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=3-in bmAttributes=isochronous wMaxPacketSize=9 bInterval=1 ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=3-out bmAttributes=isochronous wMaxPacketSize=9 bInterval=1 INTERFACE descriptor 3: bLength=9 bDescriptorType=interface(4) bInterfaceNumber=1 bAlternateSetting=2 bNumEndpoints=2 bInterfaceClass=255 bInterfaceSubClass=1 bInterfaceProtocol=1 iInterface=0() ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=3-in bmAttributes=isochronous wMaxPacketSize=17 bInterval=1 ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=3-out bmAttributes=isochronous wMaxPacketSize=17 bInterval=1 INTERFACE descriptor 4: bLength=9 bDescriptorType=interface(4) bInterfaceNumber=1 bAlternateSetting=3 bNumEndpoints=2 bInterfaceClass=255 bInterfaceSubClass=1 bInterfaceProtocol=1 iInterface=0() ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=3-in bmAttributes=isochronous wMaxPacketSize=25 bInterval=1 ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=3-out bmAttributes=isochronous wMaxPacketSize=25 bInterval=1 INTERFACE descriptor 5: bLength=9 bDescriptorType=interface(4) bInterfaceNumber=1 bAlternateSetting=4 bNumEndpoints=2 bInterfaceClass=255 bInterfaceSubClass=1 bInterfaceProtocol=1 iInterface=0() ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=3-in bmAttributes=isochronous wMaxPacketSize=33 bInterval=1 ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=3-out bmAttributes=isochronous wMaxPacketSize=33 bInterval=1 INTERFACE descriptor 6: bLength=9 bDescriptorType=interface(4) bInterfaceNumber=1 bAlternateSetting=5 bNumEndpoints=2 bInterfaceClass=255 bInterfaceSubClass=1 bInterfaceProtocol=1 iInterface=0() ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=3-in bmAttributes=isochronous wMaxPacketSize=49 bInterval=1 ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=3-out bmAttributes=isochronous wMaxPacketSize=49 bInterval=1 INTERFACE descriptor 7: bLength=9 bDescriptorType=interface(4) bInterfaceNumber=2 bAlternateSetting=0 bNumEndpoints=2 bInterfaceClass=255 bInterfaceSubClass=255 bInterfaceProtocol=255 iInterface=0() ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=4-in bmAttributes=bulk wMaxPacketSize=32 bInterval=1 ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=4-out bmAttributes=bulk wMaxPacketSize=32 bInterval=1 INTERFACE descriptor 8: bLength=9 bDescriptorType=interface(4) bInterfaceNumber=3 bAlternateSetting=0 bNumEndpoints=0 bInterfaceClass=254 bInterfaceSubClass=1 bInterfaceProtocol=1 iInterface=0() Unknown descriptor (class 254/1): bLength=9 bDescriptorType=33 ... current configuration 1 ---------- DEVICE addr 6 DEVICE descriptor: bLength=18 bDescriptorType=device(1) bcdUSB=2.00 bDeviceClass=239 bDeviceSubClass=2 bDeviceProtocol=1 bMaxPacketSize=64 idVendor=0x04f2 idProduct=0xb2fc bcdDevice=9777 iManufacturer=1(Sunplus IT Co ) iProduct=2(FJ Camera ) iSerialNumber=... bNumConfigurations=1 CONFIGURATION descriptor 0: bLength=9 bDescriptorType=config(2) wTotalLength=1001 bNumInterfaces=2 bConfigurationValue=1 iConfiguration=0() bmAttributes=80 bMaxPower=500 mA Unknown descriptor (class 239/2): bLength=8 bDescriptorType=11 ... INTERFACE descriptor 0: bLength=9 bDescriptorType=interface(4) bInterfaceNumber=0 bAlternateSetting=0 bNumEndpoints=1 bInterfaceClass=14 bInterfaceSubClass=1 bInterfaceProtocol=0 iInterface=2(FJ Camera ) Unknown descriptor (class 14/1): bLength=13 bDescriptorType=36 ... Unknown descriptor (class 14/1): bLength=18 bDescriptorType=36 ... Unknown descriptor (class 14/1): bLength=11 bDescriptorType=36 ... Unknown descriptor (class 14/1): bLength=29 bDescriptorType=36 ... Unknown descriptor (class 14/1): bLength=29 bDescriptorType=36 ... Unknown descriptor (class 14/1): bLength=9 bDescriptorType=36 ... ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=7-in bmAttributes=interrupt wMaxPacketSize=16 bInterval=8 Unknown descriptor (class 14/1): bLength=5 bDescriptorType=37 ... INTERFACE descriptor 1: bLength=9 bDescriptorType=interface(4) bInterfaceNumber=1 bAlternateSetting=0 bNumEndpoints=0 bInterfaceClass=14 bInterfaceSubClass=2 bInterfaceProtocol=0 iInterface=0() Unknown descriptor (class 14/2): bLength=15 bDescriptorType=36 ... Unknown descriptor (class 14/2): bLength=27 bDescriptorType=36 ... Unknown descriptor (class 14/2): bLength=34 bDescriptorType=36 ... Unknown descriptor (class 14/2): bLength=34 bDescriptorType=36 ... Unknown descriptor (class 14/2): bLength=34 bDescriptorType=36 ... Unknown descriptor (class 14/2): bLength=34 bDescriptorType=36 ... Unknown descriptor (class 14/2): bLength=34 bDescriptorType=36 ... Unknown descriptor (class 14/2): bLength=34 bDescriptorType=36 ... Unknown descriptor (class 14/2): bLength=34 bDescriptorType=36 ... Unknown descriptor (class 14/2): bLength=30 bDescriptorType=36 ... Unknown descriptor (class 14/2): bLength=30 bDescriptorType=36 ... Unknown descriptor (class 14/2): bLength=6 bDescriptorType=36 ... Unknown descriptor (class 14/2): bLength=11 bDescriptorType=36 ... Unknown descriptor (class 14/2): bLength=34 bDescriptorType=36 ... Unknown descriptor (class 14/2): bLength=34 bDescriptorType=36 ... Unknown descriptor (class 14/2): bLength=34 bDescriptorType=36 ... Unknown descriptor (class 14/2): bLength=34 bDescriptorType=36 ... Unknown descriptor (class 14/2): bLength=34 bDescriptorType=36 ... Unknown descriptor (class 14/2): bLength=34 bDescriptorType=36 ... Unknown descriptor (class 14/2): bLength=34 bDescriptorType=36 ... Unknown descriptor (class 14/2): bLength=34 bDescriptorType=36 ... Unknown descriptor (class 14/2): bLength=34 bDescriptorType=36 ... Unknown descriptor (class 14/2): bLength=6 bDescriptorType=36 ... INTERFACE descriptor 2: bLength=9 bDescriptorType=interface(4) bInterfaceNumber=1 bAlternateSetting=1 bNumEndpoints=1 bInterfaceClass=14 bInterfaceSubClass=2 bInterfaceProtocol=0 iInterface=0() ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=1-in bmAttributes=isochronous-async wMaxPacketSize=192 bInterval=1 INTERFACE descriptor 3: bLength=9 bDescriptorType=interface(4) bInterfaceNumber=1 bAlternateSetting=2 bNumEndpoints=1 bInterfaceClass=14 bInterfaceSubClass=2 bInterfaceProtocol=0 iInterface=0() ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=1-in bmAttributes=isochronous-async wMaxPacketSize=384 bInterval=1 INTERFACE descriptor 4: bLength=9 bDescriptorType=interface(4) bInterfaceNumber=1 bAlternateSetting=3 bNumEndpoints=1 bInterfaceClass=14 bInterfaceSubClass=2 bInterfaceProtocol=0 iInterface=0() ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=1-in bmAttributes=isochronous-async wMaxPacketSize=512 bInterval=1 INTERFACE descriptor 5: bLength=9 bDescriptorType=interface(4) bInterfaceNumber=1 bAlternateSetting=4 bNumEndpoints=1 bInterfaceClass=14 bInterfaceSubClass=2 bInterfaceProtocol=0 iInterface=0() ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=1-in bmAttributes=isochronous-async wMaxPacketSize=640 bInterval=1 INTERFACE descriptor 6: bLength=9 bDescriptorType=interface(4) bInterfaceNumber=1 bAlternateSetting=5 bNumEndpoints=1 bInterfaceClass=14 bInterfaceSubClass=2 bInterfaceProtocol=0 iInterface=0() ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=1-in bmAttributes=isochronous-async wMaxPacketSize=800 bInterval=1 INTERFACE descriptor 7: bLength=9 bDescriptorType=interface(4) bInterfaceNumber=1 bAlternateSetting=6 bNumEndpoints=1 bInterfaceClass=14 bInterfaceSubClass=2 bInterfaceProtocol=0 iInterface=0() ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=1-in bmAttributes=isochronous-async wMaxPacketSize=944 bInterval=1 INTERFACE descriptor 8: bLength=9 bDescriptorType=interface(4) bInterfaceNumber=1 bAlternateSetting=7 bNumEndpoints=1 bInterfaceClass=14 bInterfaceSubClass=2 bInterfaceProtocol=0 iInterface=0() ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=1-in bmAttributes=isochronous-async wMaxPacketSize=2688 bInterval=1 INTERFACE descriptor 9: bLength=9 bDescriptorType=interface(4) bInterfaceNumber=1 bAlternateSetting=8 bNumEndpoints=1 bInterfaceClass=14 bInterfaceSubClass=2 bInterfaceProtocol=0 iInterface=0() ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=1-in bmAttributes=isochronous-async wMaxPacketSize=2848 bInterval=1 INTERFACE descriptor 10: bLength=9 bDescriptorType=interface(4) bInterfaceNumber=1 bAlternateSetting=9 bNumEndpoints=1 bInterfaceClass=14 bInterfaceSubClass=2 bInterfaceProtocol=0 iInterface=0() ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=1-in bmAttributes=isochronous-async wMaxPacketSize=3040 bInterval=1 INTERFACE descriptor 11: bLength=9 bDescriptorType=interface(4) bInterfaceNumber=1 bAlternateSetting=10 bNumEndpoints=1 bInterfaceClass=14 bInterfaceSubClass=2 bInterfaceProtocol=0 iInterface=0() ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=1-in bmAttributes=isochronous-async wMaxPacketSize=5056 bInterval=1 INTERFACE descriptor 12: bLength=9 bDescriptorType=interface(4) bInterfaceNumber=1 bAlternateSetting=11 bNumEndpoints=1 bInterfaceClass=14 bInterfaceSubClass=2 bInterfaceProtocol=0 iInterface=0() ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=1-in bmAttributes=isochronous-async wMaxPacketSize=5116 bInterval=1 current configuration 1 ---------- DEVICE addr 1 DEVICE descriptor: bLength=18 bDescriptorType=device(1) bcdUSB=2.00 bDeviceClass=9 bDeviceSubClass=0 bDeviceProtocol=1 bMaxPacketSize=64 idVendor=0x8086 idProduct=0x0000 bcdDevice=100 iManufacturer=1(Intel) 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=10 bDescriptorType=41 bNbrPorts=3 wHubCharacteristics=02 bPwrOn2PwrGood=200 bHubContrCurrent=0 DeviceRemovable=0 Hub status 0000 0000 Port 1 status=0503 change=0000 Port 2 status=0500 change=0000 Port 3 status=0500 change=0000 ---------- DEVICE addr 2 DEVICE descriptor: bLength=18 bDescriptorType=device(1) bcdUSB=2.00 bDeviceClass=9 bDeviceSubClass=0 bDeviceProtocol=1 bMaxPacketSize=64 idVendor=0x8087 idProduct=0x0024 bcdDevice=0 iManufacturer=0() iProduct=0() iSerialNumber=... bNumConfigurations=1 CONFIGURATION descriptor 0: bLength=9 bDescriptorType=config(2) wTotalLength=25 bNumInterfaces=1 bConfigurationValue=1 iConfiguration=0() bmAttributes=e0 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=2 bInterval=12 current configuration 1 HUB descriptor: bDescLength=11 bDescriptorType=41 bNbrPorts=8 wHubCharacteristics=09 bPwrOn2PwrGood=50 bHubContrCurrent=0 DeviceRemovable=0 Hub status 0000 0000 Port 1 status=0100 change=0000 Port 2 status=0100 change=0000 Port 3 status=0100 change=0000 Port 4 status=0100 change=0000 Port 5 status=0100 change=0000 Port 6 status=0103 change=0000 Port 7 status=0100 change=0000 Port 8 status=0100 change=0000 ---------- DEVICE addr 3 DEVICE descriptor: bLength=18 bDescriptorType=device(1) bcdUSB=2.00 bDeviceClass=255 bDeviceSubClass=255 bDeviceProtocol=255 bMaxPacketSize=8 idVendor=0x08ff idProduct=0x2683 bcdDevice=2100 iManufacturer=0() iProduct=1(Fingerprint Sensor) iSerialNumber=... bNumConfigurations=1 CONFIGURATION descriptor 0: bLength=9 bDescriptorType=config(2) wTotalLength=32 bNumInterfaces=1 bConfigurationValue=1 iConfiguration=0() bmAttributes=a0 bMaxPower=100 mA INTERFACE descriptor 0: bLength=9 bDescriptorType=interface(4) bInterfaceNumber=0 bAlternateSetting=0 bNumEndpoints=2 bInterfaceClass=255 bInterfaceSubClass=255 bInterfaceProtocol=255 iInterface=0() ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=1-in bmAttributes=bulk wMaxPacketSize=64 bInterval=0 ENDPOINT descriptor: bLength=7 bDescriptorType=endpoint(5) bEndpointAddress=2-out bmAttributes=bulk wMaxPacketSize=8 bInterval=0 current configuration 1 ----------