Справочник Пользователя для National Instruments NI 9403E

The NI 9403E has a 37-pin DSUB connector that provides 
connections for the 32 digital input/output channels.

Figure 2.  NI 9403E Pin Assignments

DIO16
DIO17
DIO18
DIO19
DIO20
DIO21
DIO22
DIO23
COM
COM
DIO24
DIO25
DIO26
DIO27
DIO28
DIO29
DIO30
DIO31

DIO0
DIO1
DIO2
DIO3
DIO4
DIO5
DIO6
DIO7
COM
COM
DIO8
DIO9
DIO10
DIO11
DIO12
DIO13
DIO14
DIO15
RSVD

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
26
27
28
29
30
31
32
33
34
35
36
37