
GPIO Chapter: Connectors
Beckhoff New Automation Technology CB3056 page 35
3.17 GPIO
The General Purpose Input/Output interface is made available through a 2x6 pin connector (FCI
98424-G52-12LF). To make use of this interface the GPIO chip (PCA9535BS) must be programmed
accordingly. Please refer to your distributor for information on available software support.
Pinout GPIO connector:
Description Name Pin Name Description
5 volt supply VCC 1 7 VCC 5 volt supply
GP input/output 10 GPIO10 2 8 GPIO14 GP input/output 14
GP input/output 11 GPIO11 3 9 GPIO15 GP input/output 15
GP input/output 12 GPIO12 4 10 GPIO16 GP input/output 16
GP input/output 13 GPIO13 5 11 GPIO17 GP input/output 17
ground GND 6 12 GND ground
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