Matrox Iris GT MIL, Installation And Technical Reference, Page: 98 / 256

98 Appendix B: Technical Reference
Digital I/O and power connector
The digital I/O and power connector is an M12 17-pin male connector that
transmits and receives both RS-232 and digital I/O signals, controlled-current
output signal, and provides power to your Matrox Iris GT.
The pinout for the digital I/O and power connector is as follows:
Signal format Indicates the format in which the signal is transmitted/expected.
Signal format type Description
OPENC Open-collector.
OPTO Opto-coupled.
RS232 RS-232.
Signal direction Indicates whether the signal is an input or output signal.
Signal rank Indicates a count of the number of signals with the same function, starting from 0.
Signal nomenclature Description
4
11
3
2
10
1
9
12
8
7
6
5
13
14
15
16
17
Pin number Signal name Description
1 RxD_RS232 RS-232 receive.
2 AUX(USER)_OPENC_OUT7 Open-collector auxiliary signal 7 (output).
Supported function: User-defined signal 7 (output).
3 AUX(STB)_OPENC_OUT5 Open-collector auxiliary signal 5 (output).
Supported function: User-defined signal 5 (output), exposure signal, trigger
signal bypass, or programmable strobe signal (unmodulated, generated using
exposure timer 2).
4 Reserved Do not connect.
5 AUX(USER)_O Opto-isolated auxiliary signal 2 (input), positive.
Supported function: User-defined signal 2 (input).
Note: The negative component of this signal is internally connected to the
ground.