© National Instruments Corporation A-1 DIO 6533 User Manual
Appendix
A

Specifications

This appendix lists the specifications for the DIO 6533 devices. These
specifications are typical at 25°C unless otherwise noted.

PCI-DIO-32HS, PXI-6533, AT-DIO-32HS, and

DAQCard-6533 Devices

Digital I/O
Number of channels ............................32 input/output;
4 dedicated output and control;
4 dedicated input and status
Compatibility......................................TTL/CMOS (standard or
wired-OR1)
Hysteresis...........................................500mV
1. As of NI-DAQ5.1, LabVIEW does not support wired-OR outputs.