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LV-671 User’s Manual Hardware Setup
GPIO Interface 33
2.12 <GPIO Interface>
The board offers 16-bit digital I/O to customize its configuration to your control needs.
For example, you may configure the digital I/O to control the opening and closing of the
cash drawer or to sense the warning signal from a tripped UPS.
Connector: CN_DIO
Type: 20-pin (10 x 2) header
Pin Description Pin Description
1 GP10 2 GP20
3 GP11 4 GP21
5 GP12 6 GP22
7 GP13 8 GP23
9 Ground 10 Ground
11 GP14 12 GP24
13 GP15 14 GP25
15 GP16 16 GP26
17 GP17 18 N/C
19 12VDU 20 5VDU
1
20
CN_DIO