Asus P2-M2A690G - Manual (Page 83)

5-25 ASUS P2-M2A690G
USB 1.1 OHCI Controllers [Enabled]
Allows you to enable or disable the USB1.1 OHCI devices.
Configuration options: [Disabled] [Enabled]
USB 2.0 EHCI Controllers [Enabled]
Allows you to enable or disable the USB2.0 EHCI devices.
Configuration options: [Disabled] [Enabled]
Legacy USB Support [Auto]
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 (480Mbps) or FullSpeed
(12Mbps). Configuration options: [FullSpeed] [HiSpeed]
BIOS EHCI Hand-off [Enabled]
Allows you to enable support for operating systems without an EHCI hand-off
feature. Configuration options: [Enabled] [Disabled]
The Module Version and USB Devices Enabled items show the
auto-detected values. If no USB device is detected, the item shows None.
5.4.5 USB Configuration
The items in this menu allow you to change the USB-related features. Select an
item then press <Enter> to display the configuration options.
USB Configuration
Module Version - 2.24.0-12.4
USB Devices Enabled:
None
USB 1.1 OHCI Controllers [Enabled]
USB 2.0 Controller [Enabled]
Legacy USB Support [Auto]
USB 2.0 Controller Mode [HiSpeed]
BIOS EHCI Hand-Off [Enabled]
Options
Disabled
Enabled
Do not disable the BIOS EHCI Hand-Off option if you are running a Windows ®
operating system with USB device.