4 usb configuration, Usb configuration -25, Chapter 3 – Asus Sabertooth 55i User Manual
Page 87

ASUS SABERTOOTH 55i
3-25
Chapter 3
3.6.4
USB Configuration
The items in this menu allow you to change the USB-related features. Select an item and
press
The USB Devices Enabled item shows the auto-detected values. If no USB device is
detected, the item shows None.
USB Functions [Enabled]
[Enabled]
Enables the USB Host Controllers.
[Disabled]
Disables the controllers.
The following items appear only when you set USB Functions to [Enabled].
Legacy USB Support [Auto]
[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.
[Enabled]
Enables the support for USB devices on legacy operating systems (OS).
[Disabled]
Disables the function.
BIOS EHCI Hand-off [Enabled]
[Enabled]
Enables the support for operating systems without an EHCI hand-off
feature.
[Disabled]
Disables the function.
USB Configuration
Module Version - 2.24.5-13.4
USB Devices Enabled:
2 Hubs
USB Functions
[Enabled]
Legacy USB Support
[Auto]
BIOS EHCI Hand-Off
[Enabled]
BIOS SETUP UTILITY
Advanced
Options
Disabled
Enabled
Serial Port1 Address [3F8/IRQ4]
Allows you to select the Serial Port1 base address.
Configuration options: [Disabled] [3F8/IRQ4] [2F8/IRQ3] [3E8/IRQ4] [2E8/IRQ3]