Connecting the ni 9401, Figure 1. ni 9401 pin assignments – National Instruments NI 9401 User Manual
Page 6
NI 9401 Operating Instructions and Specifications
6
ni.com
Connecting the NI 9401
The NI 9401 has a 25-pin DSUB connector that provides
connections for eight digital input/output channels.
Figure 1. NI 9401 Pin
Assignments
COM
NC
COM
COM
NC
COM
COM
NC
COM
COM
NC
COM
COM
DIO0
NC
DIO1
DIO2
NC
DIO3
DIO4
NC
DIO5
DIO6
NC
DIO7
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
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