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System Controller Hub Configuration
Feature
Option
USB UHCI Controller
Disabled
2 USB Ports
4 USB Ports
...
8 USB Ports
Enabled
USB EHCI Controller
Disabled
USB Client Controller
Enabled
Disabled
HDAudio
Audio Controller
Disabled
Serial IRQ Mode
Continuous
Quiet
88
Description
Enables / Disables USB ports
Controls EHCI (USB 2.0) functionality for all the UHCI ports set to active
state
This enables the USB client functionality on COM Express USB Port #7
Enables / Disables the HDA audio controller
Defines the serial IRQ mode (Quiet = the chipset communicates only if an
IRQ is triggered) for the LPC interface
nanoETXexpress-SP/BIOS Operation
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