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National Instruments PCI-6534 High-speed digital I/O and handshaking card
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National Instruments · PCI

PCI-6534

The National Instruments PCI-6534 is a PCI digital I/O card for pattern transfers, handshaking, and change detection. It provides 32 digital lines and two independent data groups with onboard memory.

ManufacturerNational Instruments
ModelPCI-6534
Product TypeHigh-speed digital I/O and handshaking card
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30-Day Warrantystandard coverage
30-Day Returnspolicy applies
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Digital I/O32 TTL/CMOS lines
Transfer widths8, 16, or 32 bits
Onboard memory64 MB total; two 32 MB modules
Maximum transfer rateUp to 80 MB/s in continuous pattern I/O or burst handshaking
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Overview

Product overview

Key product information and technical features.

The PCI-6534 supports digital pattern acquisition and generation, peripheral handshaking, and event-driven monitoring. Its onboard buffering reduces dependence on frequent host-bus transfers.

  • Six handshaking modes for coordinating transfers with external devices.
  • Change detection captures digital state changes without continuous polling.
  • Start and reference triggers support edges or digital patterns.
Verified specifications

Technical data

Verified product specifications.

Digital I/O channels32 channels
Dedicated control/status lines4 output/control and 4 input/status
Onboard memory64 total, arranged as two 32 MB modules MB
Maximum internally timed sample rate20 for small transfers; see specification conditions MHz
Change-detection resolution150 ns
I/O connector68-pin male SCSI-II type
Dimensions excluding connectors17.5 × 10.7 cm
Operating temperature0 to 55 °C
Condition & included items

What the actual unit includes

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Condition

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Included

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Revision

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Compatibility

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National Instruments

Manufacturer

PCI

Host interface

PCI-6534

Digital I/O card

Driver families

NI-DAQmx and Traditional NI-DAQ (Legacy), as documented in the archived specifications.

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Manuals & software

Technical resources

Manuals, software and technical resources for this model.

NI 6533/6534 SpecificationsSpecifications · download.ni.com
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NI Instrumentation Newsletter: NI 6534 Technical OverviewManufacturer Technical Overview · ni.com
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NI 6533/6534 Electrical, Timing, and Physical SpecificationsTechnical resource
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Shipping, warranty & returns

Commercial terms

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Warranty
30-Day Warranty. Standard coverage applies.
Returns
30-Day Returns. Return policy applies.
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FAQ

Product-specific questions

Product-specific answers based on available technical information.

Does the PCI-6534 have 32 MB or 64 MB of onboard memory?

It has 64 MB total, implemented as two 32 MB modules.

What transfer widths are supported?

The digital lines can be grouped for 8-, 16-, or 32-bit transfers.

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