![](/images/new-backgrounds/1272783/272783161x1.webp)
4.4.2 USB Configuration
The items in this menu allows you to change the
USB Configuration | Enables USB host | |
Module Version - | controllers. | |
| ||
USB Devices Enabled: None |
| |
USB Function | [Enabled] | |
Legacy USB Support | [Auto] | |
USB 2.0 | Controller | [Enabled] |
USB 2.0 | Controller Mode | [HiSpeed] |
BIOS EHCI | [Disabled] |
The Module Version and USB Devices Enabled items show the
USB Function![](/images/new-backgrounds/1272783/272783161xi4.webp)
[Enabled]![](/images/new-backgrounds/1272783/272783161xi6.webp)
![](/images/new-backgrounds/1272783/272783161xi7.webp)
![](/images/new-backgrounds/1272783/272783161xi8.webp)
![](/images/new-backgrounds/1272783/272783161xi9.webp)
Allows the BIOS to
Legacy
USB Support [Auto]![](/images/new-backgrounds/1272783/272783161xi11.webp)
![](/images/new-backgrounds/1272783/272783161xi12.webp)
![](/images/new-backgrounds/1272783/272783161xi13.webp)
![](/images/new-backgrounds/1272783/272783161xi14.webp)
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 [Enabled]![](/images/new-backgrounds/1272783/272783161xi15.webp)
![](/images/new-backgrounds/1272783/272783161xi16.webp)
![](/images/new-backgrounds/1272783/272783161xi17.webp)
![](/images/new-backgrounds/1272783/272783161xi18.webp)
Allows you to enable or disable the USB 2.0 controller.
Configuration options: [Enabled] [Disabled]
USB Controller Mode [HiSpeed]![](/images/new-backgrounds/1272783/272783161xi19.webp)
![](/images/new-backgrounds/1272783/272783161xi20.webp)
![](/images/new-backgrounds/1272783/272783161xi21.webp)
![](/images/new-backgrounds/1272783/272783161xi22.webp)
Allows you to configure the USB 2.0 controller in HiSpeed (480Mbps) or Full Speed (12 Mbps). Configuration options: [HiSpeed] [FullSpeed]
BIOS EHCI![](/images/new-backgrounds/1272783/272783161xi23.webp)
![](/images/new-backgrounds/1272783/272783161xi24.webp)
Hand
-Off [Disabled]![](/images/new-backgrounds/1272783/272783161xi27.webp)
![](/images/new-backgrounds/1272783/272783161xi28.webp)
![](/images/new-backgrounds/1272783/272783161xi29.webp)
![](/images/new-backgrounds/1272783/272783161xi30.webp)
Allows you to enable support for operating systems without an EHCI hand- off feature. Configuration options: [Disabled] [Enabled]
ASUS P5L 1394 |