35 UNO-2271G_V2 User Manual
Appendix A System Settings/Pin Assignments
A.3 USB Connector (USB1)
A.3.1 USB 3.0 Connector
Table A.3: USB 3.0 Connector Pin Assignments
Pin Signal Name Description
1 VBUS Power
2 D-
USB 2.0 differential pair
3 D+
4 GND Ground for power return
5 StdA_SSRX-
SuperSpeed receiver differential pair
6 StdA_SSRX+
7 GND_DRIAN Ground for signal return
8 StdA_SSTX-
SuperSpeed transmitter differential pair
9 StdA_SSTX+