The National Instruments PC-DIO-24 is a 24-line digital I/O card for ISA computers. NI lists it as a legacy device requiring Traditional NI-DAQ rather than NI-DAQmx.
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Key product information and technical features.
The PC-DIO-24 provides parallel digital input/output in a legacy PC platform. The non-PnP model uses manual hardware resource configuration.
Check the installed driver and operating system before integration. NI's NI-DAQ 7.4 readme identifies PC-DIO-24 as supported only by Traditional NI-DAQ (Legacy), not NI-DAQmx.
Verified product specifications.
| Digital I/O channels | 24 lines |
|---|---|
| Digital signal compatibility | 5 V TTL/CMOS |
| Bus | ISA |
| Base I/O address selection | Switches |
| Interrupt request selection | Jumpers |
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Manufacturer
Host bus
Digital I/O card
Traditional NI-DAQ (Legacy); NI-DAQmx unsupported in the NI-DAQ 7.4 device list.
Manuals, software and technical resources for this model.
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Product-specific answers based on available technical information.
NI's NI-DAQ 7.4 readme lists PC-DIO-24 among devices supported only by Traditional NI-DAQ (Legacy), not NI-DAQmx.
No. NI distinguishes the manually configured PC-DIO-24 from PC-DIO-24PnP.
Appendix D covers PC-DIO-24 configuration and installation, including differences between original and revised boards.