A-42 | ni.com
Appendix A Module/Device-Specific Information
Note For a detailed description of each signal, refer to the I/O Connector Signal
Descriptions
section of Chapter 3, Connector and LED Information.
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-6255 Screw Terminal Important Links
The following list contains links specific to your DAQ device:
• Specifications—Refer to the NI 6255 Specifications for more detailed information about
the USB-6255 Screw Terminal device.
• LED Patterns—Refer to the
LED Patterns section of Chapter 3, Connector and LED
Information
, for information about the USB-6255 Screw Terminal LEDs.
• Fuse Replacement—Refer to the
USB Device Fuse Replacement section of Chapter 1,
Getting Started, for information about replacing the fuse on the USB-6255 Screw Terminal.
• Accessory Options—Refer to the USB Device Accessories, USB Cable, and Power Supply
section of Chapter 2, DAQ System Overview, for more information.
Table A-20. Default NI-DAQmx Counter/Timer Pins
Counter/Timer Signal Default Pin Number (Name)
CTR 0 SRC 113 (PFI 8)
CTR 0 GATE 115 (PFI 9)
CTR 0 AUX 117 (PFI 10)
CTR 0 OUT 121 (PFI 12)
CTR 0 A 113 (PFI 8)
CTR 0 Z 115 (PFI 9)
CTR 0 B 117 (PFI 10)
CTR 1 SRC 108 (PFI 3)
CTR 1 GATE 109 (PFI 4)
CTR 1 AUX 119 (PFI 11)
CTR 1 OUT 123 (PFI 13)
CTR 1 A 108 (PFI 3)
CTR 1 Z 109 (PFI 4)
CTR 1 B 119 (PFI 11)
FREQ OUT 125 (PFI 14)
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