Advantech AIMB-784 User Manual page 64

3.2.3.3 USB Configuration
 USB Precondition
Pre-condition work on USB host controller and root ports for faster enumeration.
 XHCI Mode
Select Smart auto, Auto, Enabled and Disable Mode of operation of XHCI con-
troller.
Note! Smart auto setting remembers the last setting, but auto mode does not.
Using smart auto setting, USB devices may not be recognized when
system rebooting with more than one USB device connected.
 USB Ports Pre-port Disable Control
Control each of the USB ports disabling.
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