User's Manual

Appendix A Device-Specific Information
© National Instruments Corporation A-5 NI USB-621x User Manual
Figure A-2. USB-6211/6215 Pinout
Table A-3. Default NI-DAQmx Counter/Timer Pins
Counter/Timer Signal Default Terminal Number (Name)
CTR 0 SRC 1 (PFI 0)
CTR 0 GATE 2 (PFI 1)
CTR 0 AUX 1 (PFI 0)
CTR 0 OUT 6 (PFI 4)
CTR 0 A 1 (PFI 0)
CTR 0 Z 2 (PFI 1)
56781 2 3 4 13 14 15 169 101112
AI 1
AI 9
AI 2
AI 10
AI 3
AI 11
AI SENSE
AI 4
AI 12
AI 5
AI 13
AI GND
AI 6
AI 14
AI 7
AI 15
PFI 0/P0.0 (In)
PFI 1/P0.1 (In)
PFI 2/P0.2 (In)
PFI 3/P0.3 (In)
D GND
PFI 4/P1.0 (Out)
PFI 5/P1.1 (Out)
PFI 6/P1.2 (Out)
PFI 7/P1.3 (Out)
+5 V
D GND
AO 0
AO 1
AO GND
AI 0
AI 8
21 22 23 2417 18 19 20 29 30 31 3225 26 27 28