IEI Integration ECW-281B-N270-WT v2.10 - Manual (Page 102)

ECW-281B-R21/N270 Embedded System
Page 86
HiSpeed D EFAULT
The controller is capable of operating at high speed
480 Mb/s
Legacy USB Support [Enabled]
Use the Legacy USB Support BIOS option to enable USB mouse and USB keyboard
support.
Normally if this option is not enabled, any attached USB mouse or USB keyboard does not
become available until a USB compatible operating system is fully booted with all USB
drivers loaded. When this option is enabled, any attached USB mouse or USB keyboard
can control the system even when there is no USB driver loaded onto the system.
Disabled
Legacy USB support disabled
Enabled D EFAULT
Legacy USB support enabled
Auto Legacy USB support disabled if no USB devices are
connected
5.4 PCI/PnP
Use the PCI/PnP menu (
884H792H792H794H
BIOS Menu 13) to configure advanced PCI and PnP settings.
WARNING:
Setting wrong values for the BIOS selections in the PCIPnP BIOS
menu may cause the system to malfunction.