as requested, content of /proc/bus/usb/devices: T: Bus=02 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#= 1 Spd=480 MxCh=10 B: Alloc= 0/800 us ( 0%), #Int= 0, #Iso= 0 D: Ver= 2.00 Cls=09(hub ) Sub=00 Prot=01 MxPS=64 #Cfgs= 1 P: Vendor=0000 ProdID=0000 Rev= 2.06 S: Manufacturer=Linux 2.6.17.14-ubuntu1 ehci_hcd S: Product=EHCI Host Controller S: SerialNumber=0000:00:02.1 C:* #Ifs= 1 Cfg#= 1 Atr=e0 MxPwr= 0mA I: If#= 0 Alt= 0 #EPs= 1 Cls=09(hub ) Sub=00 Prot=00 Driver=hub E: Ad=81(I) Atr=03(Int.) MxPS= 2 Ivl=256ms
T: Bus=01 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#= 1 Spd=12 MxCh=10 B: Alloc= 10/900 us ( 1%), #Int= 4, #Iso= 0 D: Ver= 1.10 Cls=09(hub ) Sub=00 Prot=00 MxPS=64 #Cfgs= 1 P: Vendor=0000 ProdID=0000 Rev= 2.06 S: Manufacturer=Linux 2.6.17.14-ubuntu1 ohci_hcd S: Product=OHCI Host Controller S: SerialNumber=0000:00:02.0 C:* #Ifs= 1 Cfg#= 1 Atr=e0 MxPwr= 0mA I: If#= 0 Alt= 0 #EPs= 1 Cls=09(hub ) Sub=00 Prot=00 Driver=hub E: Ad=81(I) Atr=03(Int.) MxPS= 2 Ivl=255ms
T: Bus=01 Lev=01 Prnt=01 Port=03 Cnt=01 Dev#= 2 Spd=12 MxCh= 0 D: Ver= 1.10 Cls=00(>ifc ) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1 P: Vendor=056a ProdID=0042 Rev= 1.26 S: Manufacturer=Tablet S: Product=XD-0608-U C:* #Ifs= 1 Cfg#= 1 Atr=80 MxPwr=140mA I: If#= 0 Alt= 0 #EPs= 1 Cls=03(HID ) Sub=01 Prot=02 Driver=wacom E: Ad=81(I) Atr=03(Int.) MxPS= 10 Ivl=5ms
T: Bus=01 Lev=01 Prnt=01 Port=09 Cnt=02 Dev#= 3 Spd=12 MxCh= 3 D: Ver= 2.00 Cls=09(hub ) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1 P: Vendor=046d ProdID=0b02 Rev=40.03 S: Manufacturer=Logitech S: Product=Logitech BT Mini-Receiver C:* #Ifs= 1 Cfg#= 1 Atr=a0 MxPwr=100mA I: If#= 0 Alt= 0 #EPs= 1 Cls=09(hub ) Sub=00 Prot=00 Driver=hub E: Ad=81(I) Atr=03(Int.) MxPS= 1 Ivl=255ms
T: Bus=01 Lev=02 Prnt=03 Port=01 Cnt=01 Dev#= 4 Spd=12 MxCh= 0 D: Ver= 2.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1 P: Vendor=046d ProdID=c70b Rev=40.03 S: Manufacturer=Logitech S: Product=Logitech BT Mini-Receiver S: SerialNumber=000761411D81 C:* #Ifs= 1 Cfg#= 1 Atr=a0 MxPwr= 98mA I: If#= 0 Alt= 0 #EPs= 1 Cls=03(HID ) Sub=01 Prot=01 Driver=usbhid E: Ad=81(I) Atr=03(Int.) MxPS= 8 Ivl=10ms
T: Bus=01 Lev=02 Prnt=03 Port=02 Cnt=02 Dev#= 5 Spd=12 MxCh= 0 D: Ver= 2.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1 P: Vendor=046d ProdID=c70c Rev=40.03 S: Manufacturer=Logitech S: Product=Logitech BT Mini-Receiver S: SerialNumber=000761411D81 C:* #Ifs= 1 Cfg#= 1 Atr=a0 MxPwr= 98mA I: If#= 0 Alt= 0 #EPs= 1 Cls=03(HID ) Sub=01 Prot=02 Driver=usbhid E: Ad=81(I) Atr=03(Int.) MxPS= 8 Ivl=5ms
as requested, content of /proc/bus/ usb/devices: 0000:00: 02.1
T: Bus=02 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#= 1 Spd=480 MxCh=10
B: Alloc= 0/800 us ( 0%), #Int= 0, #Iso= 0
D: Ver= 2.00 Cls=09(hub ) Sub=00 Prot=01 MxPS=64 #Cfgs= 1
P: Vendor=0000 ProdID=0000 Rev= 2.06
S: Manufacturer=Linux 2.6.17.14-ubuntu1 ehci_hcd
S: Product=EHCI Host Controller
S: SerialNumber=
C:* #Ifs= 1 Cfg#= 1 Atr=e0 MxPwr= 0mA
I: If#= 0 Alt= 0 #EPs= 1 Cls=09(hub ) Sub=00 Prot=00 Driver=hub
E: Ad=81(I) Atr=03(Int.) MxPS= 2 Ivl=256ms
T: Bus=01 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#= 1 Spd=12 MxCh=10 0000:00: 02.0
B: Alloc= 10/900 us ( 1%), #Int= 4, #Iso= 0
D: Ver= 1.10 Cls=09(hub ) Sub=00 Prot=00 MxPS=64 #Cfgs= 1
P: Vendor=0000 ProdID=0000 Rev= 2.06
S: Manufacturer=Linux 2.6.17.14-ubuntu1 ohci_hcd
S: Product=OHCI Host Controller
S: SerialNumber=
C:* #Ifs= 1 Cfg#= 1 Atr=e0 MxPwr= 0mA
I: If#= 0 Alt= 0 #EPs= 1 Cls=09(hub ) Sub=00 Prot=00 Driver=hub
E: Ad=81(I) Atr=03(Int.) MxPS= 2 Ivl=255ms
T: Bus=01 Lev=01 Prnt=01 Port=03 Cnt=01 Dev#= 2 Spd=12 MxCh= 0
D: Ver= 1.10 Cls=00(>ifc ) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1
P: Vendor=056a ProdID=0042 Rev= 1.26
S: Manufacturer=Tablet
S: Product=XD-0608-U
C:* #Ifs= 1 Cfg#= 1 Atr=80 MxPwr=140mA
I: If#= 0 Alt= 0 #EPs= 1 Cls=03(HID ) Sub=01 Prot=02 Driver=wacom
E: Ad=81(I) Atr=03(Int.) MxPS= 10 Ivl=5ms
T: Bus=01 Lev=01 Prnt=01 Port=09 Cnt=02 Dev#= 3 Spd=12 MxCh= 3 Logitech
D: Ver= 2.00 Cls=09(hub ) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1
P: Vendor=046d ProdID=0b02 Rev=40.03
S: Manufacturer=
S: Product=Logitech BT Mini-Receiver
C:* #Ifs= 1 Cfg#= 1 Atr=a0 MxPwr=100mA
I: If#= 0 Alt= 0 #EPs= 1 Cls=09(hub ) Sub=00 Prot=00 Driver=hub
E: Ad=81(I) Atr=03(Int.) MxPS= 1 Ivl=255ms
T: Bus=01 Lev=02 Prnt=03 Port=01 Cnt=01 Dev#= 4 Spd=12 MxCh= 0 Logitech 000761411D81
D: Ver= 2.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1
P: Vendor=046d ProdID=c70b Rev=40.03
S: Manufacturer=
S: Product=Logitech BT Mini-Receiver
S: SerialNumber=
C:* #Ifs= 1 Cfg#= 1 Atr=a0 MxPwr= 98mA
I: If#= 0 Alt= 0 #EPs= 1 Cls=03(HID ) Sub=01 Prot=01 Driver=usbhid
E: Ad=81(I) Atr=03(Int.) MxPS= 8 Ivl=10ms
T: Bus=01 Lev=02 Prnt=03 Port=02 Cnt=02 Dev#= 5 Spd=12 MxCh= 0 Logitech 000761411D81
D: Ver= 2.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1
P: Vendor=046d ProdID=c70c Rev=40.03
S: Manufacturer=
S: Product=Logitech BT Mini-Receiver
S: SerialNumber=
C:* #Ifs= 1 Cfg#= 1 Atr=a0 MxPwr= 98mA
I: If#= 0 Alt= 0 #EPs= 1 Cls=03(HID ) Sub=01 Prot=02 Driver=usbhid
E: Ad=81(I) Atr=03(Int.) MxPS= 8 Ivl=5ms