07-10-2011, 05:22 PM
bazookaman wrote:
I looked in the System Profiler and one is OHCI and the other is EHCI. Does that make a difference?
I find this amazing to learn, and will be checking my own, but one appears to be a USB 1.1, and the other
is USB 2.0 / 1.1
http://en.wikipedia.org/wiki/Host_controller_interface