CTI Products GPIO General Purpose I/O Interface - Manual (Page 18)

GPIO Hardware Reference Connectors
CTI Products, Inc.
6.3 J1 50-Pin Connector Pinout
Connector J1 provides access to the discrete I/O signals. The following tables
show the connector pinout in Punch-Block order. An I/O option (such as 12I,
12O, 8C, or 8L) can be installed in either the ‘A’ Option Position of the GPIO
module, or the ‘B’ Option Position, or both.
68-12068-100 18