KONTRON
CMP/P3 and CMP/C3 User’s Guide
21
USB Interface
11.
USB INTERFACE
The chipset of the COOLMONSTER/P3 or COOLMONSTER/C3 features one USB host controller with
integrated root hub. The controller serves two USB ports (1 and 2). Port 1 can be accessed at the
USB connector in the front and Port 2 at the feature connector.
For further information, please see Appendix F: PC Architecture Information.
11.1
Connector
The USB interface is available through the X9 connector (4 pins).
Header
Pin
Signal Name
Function
1
USB_5V
USB-supply (max. 500mA)
2
USB1-
Universal serial bus port 1 (-) of controller 0
3
USB1+
Universal serial bus port 1 (+) of controller 0
4
USB_GND
USB Ground
11.2
Configuration
You can disable or enable the legacy USB support from the I/O Device Submenu in the BIOS Setup
Utility. For more information, see the I/O Device Submenu section in Appendix B: BIOS Operation.
