19 gpio – BECKHOFF CB2051 User Manual
Page 38
Chapter: Connectors
GPIO
page 38
Beckhoff New Automation Technology CB2051
3.19 GPIO
The General Purpose Input/Output interface is made available through a 2x10 pin connector (JST B20B-
PHDSSLFSN, mating connector: PHDR-20VS). To make use of this interface the SIO2 unit (Winbond
W83627) must be programmed accordingly. Please refer to your distributor for information on available
software support.
Description
Name
Pin
Name
Description
5 volt supply
VCC
1
11
VCC
5 volt supply
GP input/output 10
GPIO10
2
12
GPIO20
GP input/output 20
GP input/output 11
GPIO11
3
13
GPIO21
GP input/output 21
GP input/output 12
GPIO12
4
14
GPIO22
GP input/output 22
GP input/output 13
GPIO13
5
15
GPIO23
GP input/output 23
GP input/output 14
GPIO14
6
16
GPIO24
GP input/output 24
GP input/output 15
GPIO15
7
17
GPIO25
GP input/output 25
GP input/output 16
GPIO16
8
18
GPIO26
GP input/output 26
GP input/output 17
GPIO17
9
19
GPIO27
GP input/output 27
ground
GND
10
20
GND
ground