usb 1 vs usb 2

usb 1.0 vs usb 2.0

lines?
Check lines in usb camera .. may be it is there in usb camera also because of big screen pixelation?

no device connected

root@FriendlyARM:/usr/local/bin/eyeris_usb# lsusb
Bus 008 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 007 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 006 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 004 Device 002: ID 04b4:1003 Cypress Semiconductor Corp.
Bus 004 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

knowing which is usb 1.1 and usb 2.0

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