I/O Connector Pinouts
Refer to the NI USB-621x User Manual at ni.com/manualsfor more
information about USB-6211/6212/6216/6218 signals and how to connect
them.
Figure 4 shows the connector pinout on the USB-6211 OEM device.
+5 V
1
3
5
7
9
2
4
6
8
+5 V
PFI 0/P0.0 (In)
PFI 1/P0.1 (In)
PFI 2/P0.2 (In)
PFI 3/P0.3 (In)
D GND
D GND
D GND
10 D GND
PFI 4/P1.0 (Out) 11 12 D GND
PFI 5/P1.1 (Out) 13 14 D GND
PFI 6/P1.2 (Out) 15 16 D GND
PFI 7/P1.3 (Out) 17 18 D GND
AO GND
AO GND
AI GND
AI SENSE
AI 0
19 20 AO 0
21 22 AO 1
23 24 NC
25 26 AI GND
27 28 AI 8
AI GND
AI 9
29 30 AI 1
31 32 AI GND
33 34 AI 10
35 36 AI 3
AI 2
AI GND
AI 11
37 38 AI GND
39 40 AI 12
41 42 AI 5
AI 4
AI GND
AI 13
43 44 AI GND
45 46 AI 14
47 48 AI 7
AI 6
AI GND
AI 15
49 50 AI GND
NC = No Connect
Figure 4. USB-6211 OEM Connector Pinout
NI USB-621x OEM User Guide
4
ni.com
NI [ National Instruments ]
