NI 6527
Some hardware accessories may not yet reflect the NI-DAQmx terminal names shown here. If you are using a device in Traditional NI-DAQ (Legacy), refer to the Terminal Name Equivalents table for the Traditional NI-DAQ (Legacy) signal names.
(Pins 1–50) Direction input—Ports 0, 1, and 2 | (Pins 50–51) Direction output with readback—Ports 3, 4, and 5 |