Aaeon EMB-B75A User Manual download pdf (Page 39)

Chapter 3: BIOS setup

3-7

3.3.6USBConguration

The items in this menu allow you to change the USB-related features.

The USB Devices item shows the auto-detected values. If no USB device is

detected, the item shows None.

Legacy USB Support [Enabled]

[Enabled] Enables the support for USB devices on legacy operating systems

(OS).

[Disabled] The USB devices can be used only for the BIOS setup program.

[Auto] Allows the system to detect the presence of USB devices at

startup. If detected, the USB controller legacy mode is enabled. If

no USB device is detected, the legacy USB support is disabled.

USB3.0 Support [Enabled]

[Enabled] Enables the USB 3.0 (XHCI) Controller support.

[Disabled] Disables the function.

3.3.7 SuperIOConguration

TheitemsinthismenuallowyoutocongurethesystemsuperIOchipsettings.

SerialPort1/Port2Conguration

AllowyoutoconguretheSerialPort1/Port2settings.

Serial Port [Enabled]

Enables or disables the Serial COM port.

Congurationoptions:[Enabled][Disabled]

Change Settings [Auto]

Allows you to select an optimal setting for the Super IO device.

Congurationoptions:[Auto][IO=3F8h;IRQ=4][IO=3F8h;IRQ=3,4,5,6,7,8,9,10,11,12]

[IO=2F8h;IRQ=3,4,5,6,7,8,9,10,11,12][IO=3E8h;IRQ=3,4,5,6,7,8,9,10,11,12]

[IO=2E8h;IRQ=3,4,5,6,7,8,9,10,11,12]

Device Mode [RS-232]

Allows you to change the Serial Port mode.

Congurationoptions:[RS-232][RS-422][RS-485]

EUP Function [Enabled]

Allows you to enable or disable the EUP function.

Congurationoptions:[Disabled][Enabled]

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Aaeon EMB-B75A User Manual Page 39