© National Instruments Corporation D-1 VXI-MXI User Manual
Appendix DConnector Descriptions
This appendix describes the connector pin assignments for the MXIbus connector and the INTX
connector.

MXIbus Connector

The MXIbus signals are assigned to the device connector as shown in Figure D-1 and Table D-1.
21 20 19 18 17 16 15 14 13 12 11 10 09 08 07 06 05 04 03 02 01
42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22
62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43
Figure D-1. MXIbus Connector
Table D-1. MXIbus Connector Signal Assignments
Pin Signal Name Pin Signal Name Pin Signal Name
1AM4* 22 AD15* 43 PAR*
2AM3* 23 AD14* 44 SIZE*
3AM2* 24 AD13* 45 BREQ*
4AM1* 25 AD12* 46 BUSY*
5AM0* 26 AD11* 47 GND
6AD31* 27 AD10* 48 GND
7AD30* 28 AD09* 49 GND
8AD29* 29 AD08* 50 GND
9AD28* 30 AD07* 51 GND
10 AD27* 31 AD06* 52 GND
11 AD26* 32 AD05* 53 GND
12 AD25* 33 AD04* 54 GND
13 AD24* 34 AD03* 55 GND
14 AD23* 35 AD02* 56 GND
15 AD22* 36 AD01* 57 GND
16 AD21* 37 AD00* 58 GND
17 AD20* 38 DS* 59 GOUT*
18 AD19* 39 AS* 60 GIN*
19 AD18* 40 WR* 61 IRQ*
20 AD17* 41 DTACK* 62 TERMPWR
21 AD16* 42 BERR*