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Chapter 3
LEDs, DIP Switches, and Connectors
©
National Instruments Corporation
3-13
NI 1450 Series Compact Vision System User Manual
4
5
TTL Output 1
Pulse generator output
General-purpose output
5
6
C
Common of the NI 1450
main power
—
6
7
TTL Output 2
Pulse generator output
General-purpose output
7
8
TTL Output 3
Pulse generator output
General-purpose output
8
6
C
Common of the NI 1450
main power
—
9
NC
NC
No connect
—
10
17
Viso
Isolated power
—
11
18
Ciso
Isolated common
—
12
19
ISO Output 0
General-purpose output
—
13
35
ISO Output 1
General-purpose output
—
14
34
Ciso
Isolated common
—
15
9
ISO Input 0
Input port, Data(0)
—
16
2
TTL Input 1
Pulse generator trigger input
General-purpose input
17
3
C
Common of the NI 1450
main power
—
18
20
TTL Output 4
Pulse generator output
General-purpose output
19
21
TTL Output 5
General-purpose output
—
20
22
C
Common of the NI 1450
main power
—
21
23
TTL Output 6
General-purpose output
—
22
24
TTL Output 7
General-purpose output
—
23
22
C
Common of the NI 1450
main power
—
24
NC
NC
No connect
—
25
33
Viso
Isolated power
—
Table 3-5.
44-Pin DSUB and 37-Pin Terminal Block Connector Signals (Continued)
44-Pin
DSUB on
NI 1450
Pin Number
37-Pin
Terminal
Block
Pin Number
Signal Name
Primary Function
Alternate Function