Kontron COMe-bCD2 Manual de usuario Pagina 72

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11 BIOS Setup
Kontron User's Guide ETXexpress® CD
11.7.3 USB Ports
Feature
Option
Description
USB Controller
Disabled
Enabled
Controls the whole USB controller. If
disabled, no USB will be available.
USB UHCI Port 3
Disabled
Enabled
Controls USB Port 3 with two connectors.
Port 1 and 2 will always be active.
USB EHCI
Disabled
Enabled
Controls USB 2.0 functionality for all the
ports set to active state.
Legacy USB Support
Disabled
Enabled
Enable support for Universal Serial Bus
EHCI Legacy Support
Disabled
Enabled
This switch enables or disables EHCI support
in legacy mode.
EHCI Handoff Patch
Disabled
Enabled
This patch must be allied if OSes before
WinXP SP2 have problems gaining control
over USB EHCI ports. It should not be
necessary for newer OSes.
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