4.4.4USB Configuration

 

 

 

 

 

BIOS SETUP UTILITY

 

 

 

 

Advanced

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

USB Configuration

 

 

Enables support for

 

 

 

 

 

 

 

legacy USB. AUTO

 

 

Module Version - 2.24.5-13.4

 

 

 

 

 

 

option disables

 

 

 

 

 

 

 

 

 

USB Devices Enabled :

 

 

legacy support if

 

 

 

 

no USB devices are

 

 

 

None

 

 

 

 

 

 

 

connected.

 

 

 

 

 

 

 

 

 

Legacy USB Support

[Enabled]

 

 

 

 

USB 2.0 Controller Mode

[HiSpeed]

 

 

 

 

BIOS EHCI Hand-Off

[Enabled]

 

 

 

 

Legacy USB1.1 HC Support

[Enabled]

 

 

 

 

 

 

 

 

 

←→

Select Screen

 

 

 

 

 

 

 

↑↓

Select Item

 

 

 

 

 

 

 

+-

Change Option

 

 

 

 

 

 

 

F1

General Help

 

 

 

 

 

 

 

F10

Save and Exit

 

 

 

 

 

 

 

ESC

Exit

 

 

 

 

 

 

 

 

 

v02.61 (C)Copyright 1985-2010, American Megatrends, Inc.

The USB Devices Enabled item shows the auto-detected values. If no USB device is detected, the item shows None.

Legacy USB Support [Enabled]

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]

USB 2.0 Controller Mode [HiSpeed]

Allows you to set the USB 2.0 controller to HiSpeed (480Mbps) or FullSpeed (12Mbps). Configuration options: [FullSpeed] [HiSpeed]

BIOS EHCI Hand-Off [Enabled]

Enables or disables the BIOS EHCI hand-off support.

Configuration options: [Disabled] [Enabled]

The following item appears only when you set Legacy USB Support to [Enabled] and [Auto].

Legacy USB1.1 HC Support [Enabled]

This item appears only when you set Legacy USB Support to [Enabled], and allows you to configure the Legacy USB1.1 HC support.

Configuration options: [Disabled] [Enabled]

4-28

Chapter 4: BIOS setup