Figure 3.18Usb Mass Storage Device Configuration - Advantech ARK-VH200 User Manual

! Legacy USB Support
Enables support for legacy USB. Auto option disables legacy support if no USB
devices are connected.
! USB 2.0 Controller Mode
This item allows you to select HiSpeed (480Mbps) or FullSpeed (12Mpbs).
! BIOS EHCI Hand-Off
This is a workaround for OSes without EHCI hand-off support. The EHCI owner-
ship change should claim by EHCI driver.
! Hotplug USB FDD Support
A dummy FDD device is created that will be associated with the hotplugged
FDD later. Auto option creates this dummy device only if there is no USB FDD
present.
3.3.11.1 USB Mass Storage Device Configuration
! USB Mass Storage Reset Delay
Number of sends POST wait for the USB mass storage device after start unit
command.
! Emulation Type
If Auto, USB devices less than 530MB will be emulated as Floppy and remaining
as hard drive. Force FDD option can be used to force a FDD formatted drive to
boot as FDD (E.G., a ZIP drive).
ARK-VH200 User Manual
Figure 3.18 USB Mass storage Device Configuration
42