AAEON EMB-BT1 - Manual (Page 47)

3-15 Chapter 3: BIOS setup
3.3.11 Dynamic Digital IO
The items in this menu allow you to modify Digital IO settings.
GPIO 0~3 Direction [Input]
Set GPIO data flow as Input or Output. Configuration options: [Input] [Output]
GPO 4~7 Direction [Output]
Set GPO0 data flow as Input or Output. Configuration options: [Input] [Output]
Output Level [High]
Configuration options: [High][Low]
3.3.12 Trusted Computing
Security Device Support [Disabled]
Configuration options: [Enabled] [Disabled]
3.3.13 USB Configuration
The USB Devices item lists 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] USB devices are only available when running BIOS
Setup.
[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.
USB 3.0 Support [Enabled]
Configuration options: [Enabled] [Disabled]