Hardware Configuration
ROBO-8771VG2 User’s Manual
2-5
J7/J8: Primary/Secondary USB Connector
PIN No.
Signal Description
1
5V
Dual
2
USB0-
3
USB0+
4
Ground
J9/J10: External USB Connector
PIN No.
Signal Description
PIN No.
Signal Description
1
5V Dual
2
5V Dual
3 USB2-
4 USB3-
5 USB2+
6 USB3+
7 Ground
8 Ground
9
NC
10 Frame
Ground
Note:
5V Dual is always available. It's supplied by either 5V VCC power source in normal
operation mode or 5V standby power source in standby mode
J11: PS/2 Keyboard/Mouse Connector
PIN No.
Signal Description
1
Mouse Data
2
NC
3
Ground
4
5V Dual
5
Mouse Clock
6
Keyboard Data
7
NC
8
Ground
9
5V Dual
10
Keyboard Clock
J12: SMBus Connector
PIN No.
Signal Description
1 SMBus
Clock
2 N/C
3 Ground
4 SMBus
Data
5 +3V