5 usb configuration, Usb configuration -30, Usb functions [enabled – Asus TW300-E5/PI4 User Manual

Page 98: Usb 2.0 controller [enabled, Usb 2.0 controller mode [hispeed, Bios ehci hand-off [enabled, Port 64/60 emulation [disabled, Legacy usb support [auto

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4-30

Chapter 4: BIOS setup

The USB Devices Enabled item shows auto-detected values. If no USB device

is detected, the item shows None.

Select Screen

Select Item

+-

Change Option

F1 General Help

F10 Save and Exit

ESC Exit

v02.61 (C)Copyright 1985-2007, American Megatrends, Inc.

BIOS SETUP UTILITY

Advanced

USB Configuration

USB Devices Enabled:

1 Mouse

USB Functions

[Enabled]

USB 2.0 Controller

[Enabled]

USB 2.0 Controller Mode

[HiSpeed]

BIOS EHCI Hand-off

[Enabled]

Port 64/60 Emulation

[Disabled]

Legacy USB Support

[Auto]

Options

Disabled

Enhanced

4.5.5

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 Functions [Enabled]

Allows you to enable or disable the USB functions. The following sub-items appear

when this item is set to [Enabled]. Configuration options: [Disabled] [Enabled]

USB 2.0 Controller [Enabled]

Allows you to enable or disable the USB 2.0 controller.

Configuration options: [Enabled] [Disabled]

USB 2.0 Controller Mode [HiSpeed]

Allows you to set the USB 2.0 controller mode to HiSpeed (480 Mbps) or

FullSpeed (12 Mbps). This item appears only when you enable the USB 2.0

Controller item. 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: [Disabled] [Enabled]

Port 64/60 Emulation [Disabled]

Allows you to enable or disable the I/O port 60h/64h emulation support. This item

should be enabled for the complete USB keyboard legacy support for non-USB

aware OSes. Configuration options: [Disabled] [Enabled]

Legacy USB Support [Auto]

Allows you to enable or disable support for legacy USB devices. 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]

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