Vecow MTC-4021 User Manual page 67

A
APPENDIX A : ISOLATED DIO GUIDE
A.1 I/O Pin Definition
GPIO 10~17
GPIO 20~27
GPIO 30~37
GPIO 40~47
GPIO 50~57
GPIO 60~67
A.2 Function Description
The ECS-4000 offers a 16-bit DIO (8-DI/ 8-DO) 20-pin terminal block connector.
Each bit of DI and DO equipped with a photo-coupler for isolated protection.
All I/O pins are fixed by Hardware design and cannot change in/out direction in
runtime process. The definition is listed as follows:
Pin
No.
1
2
3
4
5
©Vecow MTC-4021 User Manual
I/O Pin
Definition Description
EXT_IN0 GPIO Input 0
EXT_IN1 GPIO Input 1
EXT_IN2 GPIO Input 2
EXT_IN3 GPIO Input 3
EXT_IN4 GPIO Input 4
Base Adr
0xA00
0xA01
0xA02
0xA03
0xA04
0xA05
Pin
Definition
No.
11 EXT_OUT0
12 EXT_OUT1
13 EXT_OUT2
14 EXT_OUT3
15 EXT_OUT4
Usage
CN16-GPIO
DIO Output
-----------
-----------
DIO Input
CN16-GPIO
Description
GPIO Output 0
GPIO Output 1
GPIO Output 2
GPIO Output 3
GPIO Output 4
Appendix A
60