Advantech ARK-1220F User Manual page 66

USB Configuration

XHCI Mode

This item allows users to configure the XHCI mode. If disabled, none of the USB
devices will be detectable or usable during boot up. Only disable this function for
debugging purposes.
USB Port Disable Override

This item allows users to enable or disable the corresponding USB port from
reporting a device connection to the controller.
XHCI Disable Compliance Mode

This item allows users to enable or disable XHCI compliance mode. The default
setting is disabled.
ARK-1220F User Manual 56