26
IB990 User’s Manual
2.5.7
ATX 12V Power Connector (J16)
4
2
3
1
J16 connector supplies the CPU operating voltage.
Pin #
Assigment
Pin #
Assigment
1
Ground
2
Ground
3
+12V-IN
4
+12V-IN
2.5.8
Digital I/O 4 In/4 Out (J9)
10
2
9
1
Pin #
Assigment
Pin #
Assigment
1
GND
2
VCC
3
OUT3
4
OUT1
5
OUT2
6
OUT0
7
IN3
8
IN1
9
IN2
10
IN0