Hardware Configuration
ROBO-8914VG2AR User’s Manual
2-8
8
RI (Ring Indicator)
N/C
N/C
9
GND (Ground)
GND
GND
10
N/C
N/C
N/C
Note:
J12 (COM2) could be configurable as RS-232/422/485 with jumper JP2.
J14: External PS/2 Keyboard/Mouse Connector
PIN No.
Signal Description
PIN No.
Signal Description
1
Mouse Data
2
Keyboard Data
3
N/C
4
N/C
5
Ground
6
Ground
7
PS2 Power
8
PS2 Power
9
Mouse Clock
10
Keyboard Clock
J15: General Purpose I/O Connector
PIN No.
Signal Description
PIN No.
Signal Description
1
GPIO0
2
GPIO4
3
GPIO1
4
GPIO5
5
GPIO2
6
GPIO6
7
GPIO3
8
GPIO7
9
Ground
10
+5V
Note:
All General Purpose I/O ports can only apply to standard TTL ± 5% signal level
(0V/5V), and each Fan.
