On Mon, 2011-03-14 at 17:13 +0000, Peter Merchant wrote: > On Mon, 2011-03-14 at 14:20 +0000, Andrew Morgan wrote: > > I believe keyboards & mice are all USB 1.1. I have some USB 1.1 devices > > working on Ubuntu. > > > > If it is a 54mbit (or faster) USB device then I would expect it to be > > USB 2, otherwise it is limited to 11 Mb/s or thereabouts. > > > > 'lsusb -v' will show you a lot of information. The 'bcdUSB' lines show > > you the USB version in use by a particular device. > > > > Interesting: > > peterm@peterm-desktop:~$ lsusb -v > > Bus 004 Device 003: ID 050d:705c Belkin Components F5D7050 Wireless G > Adapter v4000 [Zydas ZD1211B] > Device Descriptor: > bLength 18 > bDescriptorType 1 > bcdUSB 2.00 ****** ???? > bDeviceClass 255 Vendor Specific Class > bDeviceSubClass 255 Vendor Specific Subclass > bDeviceProtocol 255 Vendor Specific Protocol > bMaxPacketSize0 64 > idVendor 0x050d Belkin Components > idProduct 0x705c F5D7050 Wireless G Adapter v4000 [Zydas > ZD1211B] > bcdDevice 48.10 > iManufacturer 16 > iProduct 32 > iSerial 0 > bNumConfigurations 1 > .... > wMaxPacketSize 0x0040 1x 64 bytes > bInterval 0 > can't get device qualifier: Operation not permitted > can't get debug descriptor: Operation not permitted > cannot read device status, Operation not permitted (1) > > Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub > Device Descriptor: > bLength 18 > bDescriptorType 1 > bcdUSB 1.10 > bDeviceClass 9 Hub > bDeviceSubClass 0 Unused > ..... > bInterval 255 > can't get hub descriptor: Operation not permitted > cannot read device status, Operation not permitted (1) > > Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub > Device Descriptor: > bLength 18 > bDescriptorType 1 > bcdUSB 1.10 > bDeviceClass 9 Hub > ......... > bInterval 255 > can't get hub descriptor: Operation not permitted > cannot read device status, Operation not permitted (1) > > Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub > Device Descriptor: > bLength 18 > bDescriptorType 1 > bcdUSB 1.10 > bDeviceClass 9 Hub > ............. > bInterval 255 > can't get hub descriptor: Operation not permitted > cannot read device status, Operation not permitted (1) > peterm@peterm-desktop:~$ > > Interesting that the Belkin identifies itself as USB 2.0, but will only > work after the commands previously mentioned, and all the other ports > say that they are now(?) USB 1.10 > > > More tests needed.... > P.
More tests. Belkin one is without performing the commands specified in post 1. No devices attached ------------------- Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 1.10 Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 1.10 bDeviceClass 9 Hub Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 1.10 bDeviceClass 9 Hub Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 ***** Note variation on USB Versions ZyXEL attached -------------- Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 1.10 bDeviceClass 9 Hub Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 1.10 bDeviceClass 9 Hub Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 1.10 bDeviceClass 9 Hub Bus 001 Device 002: ID 0586:3410 ZyXEL Communications Corp. ZyAIR G-202 802.11bg Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 idVendor 0x0586 ZyXEL Communications Corp. idProduct 0x3410 ZyAIR G-202 802.11bg bcdDevice 48.10 Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 9 Hub Belkin Attached ---------------- Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 1.10 bDeviceClass 9 Hub Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 1.10 bDeviceClass 9 Hub Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 1.10 bDeviceClass 9 Hub Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 9 Hub ZyXel, Webcam and TV -------------------- Bus 004 Device 003: ID 0c45:602a Microdia Meade ETX-105EC Camera Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 1.10 bDeviceClass 0 (Defined at Interface level) bDeviceSubClass 0 bDeviceProtocol 0 bMaxPacketSize0 64 idVendor 0x0c45 Microdia idProduct 0x602a Meade ETX-105EC Camera bcdDevice 1.01 Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 1.10 bDeviceClass 9 Hub bDeviceSubClass 0 Unused bDeviceProtocol 0 Full speed (or root) hub bMaxPacketSize0 64 idVendor 0x1d6b Linux Foundation idProduct 0x0001 1.1 root hub Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 1.10 bDeviceClass 9 Hub bDeviceSubClass 0 Unused bDeviceProtocol 0 Full speed (or root) hub bMaxPacketSize0 64 idVendor 0x1d6b Linux Foundation idProduct 0x0001 1.1 root hub Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 1.10 bDeviceClass 9 Hub bDeviceSubClass 0 Unused bDeviceProtocol 0 Full speed (or root) hub bMaxPacketSize0 64 idVendor 0x1d6b Linux Foundation idProduct 0x0001 1.1 root hub Bus 001 Device 044: ID 14aa:0226 WideView Technology Inc. Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 0 (Defined at Interface level) bDeviceSubClass 0 bDeviceProtocol 0 bMaxPacketSize0 64 idVendor 0x14aa WideView Technology Inc. idProduct 0x0226 bcdDevice 5.21 Bus 001 Device 041: ID 0586:3410 ZyXEL Communications Corp. ZyAIR G-202 802.11bg Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 255 Vendor Specific Class bDeviceSubClass 255 Vendor Specific Subclass bDeviceProtocol 255 Vendor Specific Protocol bMaxPacketSize0 64 idVendor 0x0586 ZyXEL Communications Corp. idProduct 0x3410 ZyAIR G-202 802.11bg bcdDevice 48.10 Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 9 Hub bDeviceSubClass 0 Unused bDeviceProtocol 0 Full speed (or root) hub bMaxPacketSize0 64 idVendor 0x1d6b Linux Foundation idProduct 0x0002 2.0 root hub Should I be sending all this information - in full - back to Belkin? P. -- Next meeting: Bournemouth, Tuesday 2011-04-05 20:00 Meets, Mailing list, IRC, LinkedIn, ... http://dorset.lug.org.uk/ How to Report Bugs Effectively: http://goo.gl/4Xue
