Asus P5VDC-X - Manual (Page 65)

ASUS P5VDC-X 2-19
The Module Version and USB Devices Enabled items show the
auto-detected values. If no USB device is detected, the item shows
None.
2.4.2 USB Configuration
The items in this menu allows you to change the USB-related features.
Select an item then press <Enter> to display the configuration options.
USB Configuration
Module Version - 2.24.0-10.4
USB Devices Enabled:
None
USB 1.1 Ports Configuration [USB 8 Ports]
USB 2.0 Ports Enable [Enabled]
Legacy USB Support [Enabled]
USB 2.0 Controller Mode [HiSpeed]
BIOS EHCI Hand-Off [Enabled]
USB 1.1 Ports Configuration [USB 8 Ports]
Disables or set the 1.1 USB host controllers.
Configuration options: [Disabled] [USB 2 Ports] [USB 4 Ports] [USB 6 Ports]
[USB 8 Ports]
USB 2.0 Ports Enable [Enabled]
Enables or disables USB 2.0 Ports.
Configuration options: [Enabled] [Disabled ]
Legacy USB Support [Enabled]
Allows you to enable or disable support for USB devices on legacy
operating systems (OS). Setting to Auto allows the system to detect the
presence of USB devices at startup. If detected, the USB controller legacy
mode is enabled. If no USB device is detected, the legacy USB support is
disabled. Configuration options: [Disabled] [Enabled] [Auto]
USB 2.0 Controller Mode [HiSpeed]
Allows you to configure the USB 2.0 controller in HiSpeed (480 Mbps) or
Full Speed (12 Mbps). Configuration options: [Full Speed] [HiSpeed]