Habey PRO-6820 - Manual (Page 51)

Enable or disable to switch from USB to USB2.0 mode before entering
OS. [Disabled]: System supports USB1.1 mode before entering OS.
USB Mass Storage Driver Support
Setup USB Mass Storage Device Support
XHCI Pre-Boot Driver
USB3.0 Pre-Boot Option: please [Enable] this option if XHCI Mode is
selected as [Smart Auto]. System default [Enable].
XHCI Mode
USB3.0 Controller mode select: [Smart Auto]/[Auto] enables system
to auto switch to USB 2.0 or USB 3.0. [Enable] only enables USB3.0
support. [Disable] will disable USB3.0 controller and does not switch to
USB2.0. After installing USB3.0 driver in WIN7, it is recommend to set
XHCI Mode as [Enable] to prevent speed down of USB3.0 device. XP
has no USB3.0 driver. WIN8 comes with USB3.0 driver.
HS Port ## Switchable
USB3.0 Port Switchable setting.
[Enabled]: connect to USB3.0 Controller; [Disabled]: connect to USB2.0
Controller
XHCI Streams
Enable or disable XHCI streams
USB Transfer time-out
USB transfer time-out: Set the time-out for USB mass transfer/transfer
control/ transfer interrupt. Default time-out [20Sec].
Device reset time-out
Device reset time-out: Set mass capacity USB disk start command time-
out. System default [20Sec].
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