Mar 3, 2010 #1 E eagle4 Newbie level 3 Joined Nov 25, 2009 Messages 4 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,319 If a device works with interface that is USB 1.1 compliance and USB 2.0 compatible, what does it mean? What is the difference with the device that works with USB 2.0 compliance and USB 1.1 compatible?
If a device works with interface that is USB 1.1 compliance and USB 2.0 compatible, what does it mean? What is the difference with the device that works with USB 2.0 compliance and USB 1.1 compatible?
Mar 23, 2010 #2 E eyestrainx Junior Member level 2 Joined Feb 24, 2010 Messages 20 Helped 1 Reputation 2 Reaction score 0 Trophy points 1,281 Location Malaysia Activity points 1,373 2.0 device is backward compatible with usb 1.1 if 2.0 device connected to 1.1 ports, it will display port connected is not high speed and will run at reduced speed.
2.0 device is backward compatible with usb 1.1 if 2.0 device connected to 1.1 ports, it will display port connected is not high speed and will run at reduced speed.