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Enhanced Host Controller Interface for USB 2.0: SpecificationThe document describes the enhanced host controller interface for universal serial bus revision 2.0, including the interface between system software and host controller hardware interface.Specification Features• Full support for all USB 2.0 features.• Low-risk support for full- and low-speed peripherals.• System power management.• Simple solutions to USB 1.1 host controller issues.• Optimized for best memory access efficiency.• Minimized hardware complexity.• Support for 32- and 64-bit addressing.Read the full Enhanced Host Controller Interface for USB 2.0 Specification.
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