INSTALLATIONS
24
IB770 User’s Manual
J21, J22: USB Connectors
J21 (USB0, USB1) and J22 (USB2, USB3) are the on board USB pin
headers connectors. Overall, the two sets of pin headers support four
USB ports.
Signal Name
Pin
Pin
Signal Name
Vcc
1
8
Ground
USB0-
2
7
USB1+
USB0+
3
6
USB1-
J21 / J22
Ground
4
5
Vcc