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Does the ICH4 support simultaneous USB 1.1 & and USB 2.0 connections?

April 26, 2017ich4 simultaneous support USB

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Does the ICH4 support simultaneous USB 1.1 & and USB 2.0 connections?

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ICH4 was designed such that each port can operate at either USB 2.0 or USB 1.1, independent of what the other ports are operating at. The USB 2.0 480Mb/s bandwidth is per port and not a shared total. Each USB 2.0 port can operate at 480Mb/s.