Matrox Morphis QxT Installation And Hardware Reference page 62

62 Appendix B: Technical information
External digital I/O connector
External digital I/O connector is a high-density Dsub 44-pin male connector, used
to receive and transmit user-defined signals. The connector's pin assignment is as
follows:
Pin Signal
1 TTL_USER_IN1
2 TTL_USER_IN3
3 TTL_USER_IN5
4 TTL_USER_IN7
5 TTL_USER_IN9
6 TTL_USER_IN11
7 TTL_USER_IN13
8 TTL_USER_IN15
9 TTL_USER_OUT1
10 TTL_USER_OUT3
11 TTL_USER_OUT7
12 TTL_USER_OUT9
13 TTL_USER_OUT11
14 TTL_USER_OUT13
15 TTL_USER_OUT15
16 GND
17 GND
18 GND
16
31 1
External digital I/O
connector
44
15
30
Description
TTL user input 1.
TTL user input 3.
TTL user input 5.
TTL user input 7.
TTL user input 9.
TTL user input 11.
TTL user input 13.
TTL user input 15.
TTL user output 1.
TTL user output 3.
TTL user output 7.
TTL user output 9.
TTL user output 11.
TTL user output 13.
TTL user output 15.
Ground.
Ground.
Ground.