Rear signal connector, Rear signal connector -37, Figure 2-14 – National Instruments SCXI-1121 User Manual

Page 53: Scxi-1121 rear signal connector pin assignment -39

Chapter 2

Configuration and Installation

2-37

SCXI-1121 User Manual

Rear Signal Connector

Note

If you are using the SCXI-1121 with a National Instruments data acquisition board

and cable assembly, you do not need to read the remainder of this chapter. If you are using
the SCXI-1180 feedthrough panel, the SCXI-1343 rear screw terminal adapter, or the
SCXI-1351 one-slot cable extender with the SCXI-1121, you should read this section.

Figure 2-14 shows the pin assignments for the SCXI-1121 rear signal
connector.

Figure 2-14. SCXI-1121 Rear Signal Connector Pin Assignment

RSVD

SERCLK

DIG GND

SLOT0SEL*

DAQD*/A

SERDATIN

OUTREF

MCH4+

MCH3+

MCH2+

MCH1+

MCH0+

AOGND

SCANCLK

SERDATOUT

DIG GND

MCH4–

MCH3–

MCH2–

MCH1–

MCH0–

AOGND

49 50

47 48

45 46

43 44

41 42

39 40

37 38

35 36

33 34

31 32

29 30

27 28

25 26

23 24

21 22

19 20

17 18

15 16

13 14

11 12