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Appendix D Connector Descriptions
© National Instruments Corporation D-3 VXI-MXI User Manual
INTX Connector
The INTX connector is used only on VXI-MXIs with the INTX daughter card option. The INTX
signals are assigned to the device connector as shown in Figure D-2 and Table D-3.
44 43 42 41 40 39 38 37 36 35 34 33 32 31
30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 09 08 07 06 05 04 03 02 01
Figure D-2. INTX Connector
Table D-3. INTX Connector Signal Assignments
Pin Signal Name Pin Signal Name Pin Signal Name
1 Reserved 16 Reserved 31 Reserved
2 SYSFAIL* 17 Reserved 32 IRQ3*
3 GND 18 IRQ7* 33 GND
4 ACFAIL* 19 GND 34 IRQ2*
5 GND 20 IRQ6* 35 GND
6 SYSRESET* 21 GND 36 IRQ1*
7 GND 22 IRQ5* 37 GND
8 TRIG7+ 23 GND 38 TRIG2+
9 TRIG7- 24 IRQ4* 39 TRIG2-
10 TRIG6+ 25 GND 40 TRIG1+
11 TRIG6- 26 TRIG4+ 41 TRIG1-
12 TRIG5+ 27 TRIG4- 42 TRIG0+
13 TRIG5- 28 TRIG3+ 43 TRIG0-
14 Reserved 29 TRIG3- 44 TERMPWR
15 CLK+ 30 CLK-