Table 4. AUX 0 Pin Signal Descriptions (Continued)
Pin
Signal
Description
15
AUX 0/PFI 5
Bidirectional PFI line
16
AUX 0/PFI 6
Bidirectional PFI line
17
AUX 0/PFI 7
Bidirectional PFI line
18
+3.3 V
+3.3 V power output (200 mA maximum)
19
GND
Ground reference for signals
PXIe-5423 SCB-19 Pinout
NI recommends using the SCB-19 connector block to connect digital signals to the AUX 0
connector on the PXIe-5423 front panel. Refer to the following figure and table for
information about the SCB-19 signals when connected to the AUX 0 front panel connector.
1
2
3
4
5
6
7
8
9
10
14
15
16
17
18
19
20
21
22
23
11
12
13
24
25
26
Table 5. SCB-19 Signal Descriptions
Pin
Signal
Description
1
PFI 0
Bidirectional PFI line
2
PFI 1
Bidirectional PFI line
3
PFI 2
Bidirectional PFI line
4
PFI 3
Bidirectional PFI line
5
NC
No connection
6
NC
No connection
7
NC
No connection
10
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PXIe-5423 Getting Started Guide
