National Instruments M Series User Manual page 191

Appendix A Module/Device-Specific Information
Table A-16. Default NI-DAQmx Counter/Timer Pins
Counter/Timer Signal
CTR 0 SRC
CTR 0 GATE
CTR 0 AUX
CTR 0 OUT
CTR 0 A
CTR 0 Z
CTR 0 B
CTR 1 SRC
CTR 1 GATE
CTR 1 AUX
CTR 1 OUT
CTR 1 A
CTR 1 Z
CTR 1 B
FREQ OUT
Note For a detailed description of each signal, refer to the
Descriptions
section of Chapter 3,
Note For more information about default NI-DAQmx counter inputs, refer to
Connecting Counter Signals in the NI-DAQmx Help or the LabVIEW Help.
USB-6251 BNC Important Links
The following list contains links specific to your DAQ device:
• Specifications—Refer to the NI 6251 Specifications for more detailed information about
the USB-6251 BNC device.
LED Patterns—Refer to the
•
Information, for information about the USB-6251 BNC LEDs.
Fuse Replacement—Refer to the
•
Getting Started, for information about replacing the fuse on the USB-6251 BNC.
Accessory Options—Refer to the
•
DAQ System
section of Chapter 2,
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Default Pin Name
Connector and LED
LED Patterns
section of Chapter 3,
USB Device Fuse Replacement
USB Device Accessories, USB Cable, and Power Supply
Overview, for more information.
PFI 8
PFI 9
PFI 10
PFI 12
PFI 8
PFI 9
PFI 10
PFI 3
PFI 4
PFI 11
PFI 13
PFI 3
PFI 4
PFI 11
PFI 14
I/O Connector Signal
Information.
Connector and LED
section of Chapter 1,