2.12 <GPIO interface>
The board offers 8-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. The following is a detailed
description of how the digital I/O is controlled via software programming.
Connector:
N
C
Type: 12-pi
_DIO
x 2) header (pitch = 2.0mm)
Pin Description Pin Description
1 Ground 2 Ground
3 LGP0 4 LGP4
5 LGP1 6 LGP5
7 LGP2 8 LGP6
9 LGP3 10 LGP7
11 VCC 12 +12V
1
12
CN_DIO
31