
6.5. USB
There are three USB 3.0 connectors on the main board. USB 3.0 signals are compatible with
USB 2.0 signals. You can connect USB 3.0 or 2.0 devices without any problems. There
are also two USB 2.0 signals used by mini-PCIe and combo USB interface.
6.6. GPI / GPO connector definition
GPI O2 / COM4 pin definition
GPIO1 / COM3 pin definition