NI High-Speed Digitizers Getting Started Guide
18
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Figure 13 shows the pin assignments for the 9-pin DIN connector.
Figure 13.
9-Pin DIN Connector Pin Assignments for NI 5114/5122/5124/5142/5922
CLK OUT
Standard SMB jack
connector
NI 5122/5124/5142
: Output for the reference clock or sample
clock.
NI 5922
: Output for the reference clock.
AUX I/O
9-pin mini-circular DIN
connector
Provides access to the multipurpose digital timing and
triggering lines, PFI 0, and PFI 1 (with optional cable).
For pinout information, refer to Figure 13.
1
+5 V (Fused)
2
GND
3
Reserved
4
Reserved
5
Reserved
6
PFI 1
7
Reserved
8
Reserved
9
PFI 0
Table 3.
NI 5122/5124/5142/5922 Front Panel Signal Connections (Continued)
Connector
Description
Function
4
3
5
6
7
8
9
1
2