Advantech ARK-5261 User Manual page 54

3.2.2.14 USB configuration
 Legacy USB support
This item allows users to enable or disable support for legacy USB. The "Auto"
option disables legacy support if no USB devices are connected.
 XHCI Hands Off
This is a workaround for OS without XHCI hands-off support. The change in
XHCI ownership should be claimed by the XHCI driver.
 EHCI Hands Off
This is a workaround for OS without EHCI hands-off support. The change in
EHCI ownership should be claimed by the EHCI driver.
 USB Mass Storage Driver Support
This item allows users to enable or disable the USB mass storage driver.
 USB Transfer Timeouts
This item allows users to determine the timeout values for control, bulk, and
interrupt transfers.
 Device Reset Timeout
This item allows users to set the USB mass storage device unit command time-
out value.
 Device Power-up Delay
Maximum time before the device issues a self-report to the host controller.
ARK-5261 User Manual
Figure 3.16 USB Configuration
46