Figure A-4. Usb-6221 Screw Terminal Pinout - National Instruments NI 6221 User Manual

USB-6221 Screw Terminal
AI 0
AI 8
AI GND
AI 1
AI 9
AI GND
AI 2
AI 10
AI GND
AI 3
AI 11
AI GND
AI SENSE
AI GND
AO 0
AO GND
© National Instruments Corporation
USB-6221 Screw Terminal Pinout
Figure A-4 shows the pinout of the USB-6221 Screw Terminal.
For a detailed description of each signal, refer to the
Descriptions section of Chapter 3,
17 AI 4
1
18 AI 12
2
19 AI GND
3
20 AI 5
4
21 AI 13
5
22 AI GND
6
23 AI 6
7
24 AI 14
8
25 AI GND
9
26 AI 7
10
27 AI 15
11
28 AI GND
12
29 NC
13
30 AI GND
14
31 AO 1
15
32 AO GND
16
NC = No Connect

Figure A-4. USB-6221 Screw Terminal Pinout

Table A-4. Default NI-DAQmx Counter/Timer Pins
Counter/Timer Signal
CTR 0 SRC
CTR 0 GATE
CTR 0 AUX
Appendix A
Connector and LED
P0.0 65
P0.1 66
P0.2 67
P0.3 68
P0.4 69
P0.5 70
P0.6 71
P0.7 72
PFI 0/P1.0 73
PFI 1/P1.1 74
PFI 2/P1.2 75
PFI 3/P1.3 76
PFI 4/P1.4 77
PFI 5/P1.5 78
PFI 6/P1.6 79
PFI 7/P1.7 80
A-15
Device-Specific Information
I/O Connector Signal
Information.
81 PFI 8/P2.0
82 D GND
83 PFI 9/P2.1
84 D GND
85 PFI 10/P2.2
86 D GND
87 PFI 11/P2.3
88 D GND
89 PFI 12/P2.4
90 D GND
91 PFI 13/P2.5
92 D GND
93 PFI 14/P2.6
94 D GND
95 PFI 15/P2.7
96 +5 V
Default Pin Number (Name)
81 (PFI 8)
83 (PFI 9)
85 (PFI 10)
M Series User Manual