Foxconn A9DA English Manual. - Page 45

3 USB Configuration CMOS Setup Utility - Copyright (C) 1985-2008, American Megatrends, Inc. USB Configuration USB Configuration Help Item Module Version - 2.24.5-13.4 Enables support for legacy USB. USB Devices Enabled : Auto option disables None legacy support if no USB devices are Legacy USB Support [Enabled] connected. USB Kerboard Legacy Support [Enabled] USB Mouse Legacy Support [Enabled] USB 2.0 Controller Mode [High Speed] BIOS EHCI Hand-Off [Enabled] Move Enter:Select +/-/:Value F10:Save ESC:Exit F1:General Help F9:Optimized Defaults ► Legacy USB Support This item is used to enable the support for USB devices on legacy OS. If you have a USB keyboard or mouse, set to auto or enabled. ► USB Kerboard Legacy Support This item is used to enable Legacy Support for USB Kerboard. ► USB Mouse Legacy Support This item is used to enable Legacy Support for USB Mouse. ► USB 2.0 Controller Mode This item is used to set the transmission rate mode of USB 2.0. The available settings are : [High Speed] in 480Mbps; [Full Speed] in 12Mbps. ►BIOS EHCI Hand-Off This is a workround for OSes without EHCI hand-off support.The EHCI ownership change should claim by EHCI driver. 38