
GPIO Chapter: Connectors
Beckhoff New Automation Technology CB3052 page 39
3.21 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 SIO unit 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 N/C reserved
GP input/output 11 GPIO11 3 13 N/C reserved
GP input/output 12 GPIO12 4 14 N/C reserved
GP input/output 13 GPIO13 5 15 N/C reserved
GP input/output 14 GPIO14 6 16 N/C reserved
GP input/output 15 GPIO15 7 17 N/C reserved
GP input/output 16 GPIO16 8 18 N/C reserved
GP input/output 17 GPIO17 9 19 N/C reserved
ground GND 10 20 GND ground
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