ADLINK STC-15W04 - Manual (Page 53)

BIOS 45
STC-15W04
UHCI #3 (ports 4 and 5)
Control the USB UHCI (USB 1.1) functions. Disable from high-
est to lowest controller. Set this value to Disabled, Enabled.
UHCI #4 (ports 6 and 7)
Control the USB UHCI (USB 1.1) functions. Disable from high-
est to lowest controller. Set this value to Disabled, Enabled.
USB 2.0(EHCI) Support
Enable or Disable USB 2.0 (EHCI) Support. Set this value to
Disabled, Enabled.
SMBus Controller
The SMBus controller. Options: Enabled/Disabled.