Digigram Software for IQOYA SERV/LINK 88 (Upgrades from 8 Codecs to 16) - Manual (Page 153)

IQOYA SERV/LINK user manual
15 Appendix A: GPIOs description
Physical GPIO’s are a hardware option. When this option is installed, GPIO’s are located on the rear panel, and accessible via Terminal
Block connectors.
GPO’s ares as follows
Each GPO consists of a simple switch between two pins.
GPI’s are as follows
The GPI’s are compatible TTL 5 V.
They do not require any external power.
GPI status is “open” (1) when pin K is not connected to the ground for at least
20ms.
GPI status is “closed” (0) when pin K is connected to the ground for at least
20ms.
Connector GPIO 1 to 8
Connector GPIO 9 to 16
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GND GPI1 GND GPI2 GND GPI3 GND GPI4 GND GPI5 GND GPI6 GND GPI7 GND GPI8
GP01 GP01 GP02 GP02 GP03 GP03 GP04 GP04 GP05 GP05 GP06 GP06 GP07 GP07 GP08 GP08
GND GPI9 GND GPI10 GND GPI11 GND GPI12 GND GPI13 GND GPI14 GND GPI15 GND GPI16
GP09 GP09 GP010 GP010 GP011 GP011 GP012 GP012 GP013 GP013 GP014 GP014 GP015 GP015 GP016 GP016