Rear Signal Connector
© National Instruments Corporation
This appendix describes the pinout and signal names for the SCXI-1121
50-pin rear signal connector, including a description of each connection.
Figure B-1 shows the pin assignments for the SCXI-1121 rear signal
connector.
SERDATIN
SLOT0SEL*
Figure B-1. SCXI-1121 Rear Signal Connector Pin Assignment
AOGND
1
2
AOGND
3
4
MCH0–
MCH0+
MCH1+
5
6
MCH1–
7
8
MCH2–
MCH2+
9
10
MCH3–
MCH3+
11 12
MCH4+
MCH4–
13 14
15 16
17 18
19 20
OUTREF
21 22
23 24
DIG GND
25 26
SERDATOUT
27 28
DAQD*/A
29 30
31 32
33 34
DIG GND
35 36
SCANCLK
37 38
SERCLK
39 40
41 42
43 44
RSVD
45 46
47 48
49 50
B-1
B
SCXI-1121 User Manual