Contec VPC-3000, User Manual, Page: 86 / 125

5
．
Each component function
User’s Manual
79
◆
Digital I/O interface
This interface controls digital I/O with two rows of six pins (JDIO1, JDIO2).
Among the eight DIO pins, two output pins (02, 03) are used for the user LED on the front.
The digital I/O interface is internally insulated.
Table 5.10 Digital I/O connector
JDIO1 JDIO2
Pin No Signal Pin No Signal
1 I0 7 O0
2 I1 8 O1
3 I2 9 O2 (Connected prohibition)
4 I3 10 O3 (Connected prohibition)
5 PWRON 11 COMPO
6 RST 12 COMPI
1) I0
～
I3
（
JDIO1 Pin No. 1
～
4
）
Input signal : You can input Input0, Input1, Input2, and Input3.
2) O0
～
O3
（
JDIO2 Pin No. 7
～
10
）
Output signal : You can output Onput0, Onput1, Onput2, and Onput3.
※
You can not use Output2,3 because they are used for the user LED on the front.
3) PWRON,RST
（
JDIO1 Pin No.5,6
）
Short-circuiting PWRON and GND or RST and GND triggers the same operation as pushing the
Power button or Reset button on the front.
※
However, the power-supply from the outside is necessary.
4) COMPO,COMPI
（
JDIO2 Pin No11,12
）
These are used for the power-supply from the outside. COMPO is GND and COMPI is VCC.
12
1
7
JDIO2 JDIO1
6