National Instruments VXI-DIO-128 Digital I/O Module

National Instruments VXI-DIO-128 Digital I/O Module

This unit ships in the sealed NI static bag.

Part Number: 183124E-01

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Stock # 50932-2
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National Instruments VXI-DIO-128 Digital I/O Module for VXI Bus

  • Single Slot, C-Size VXI Module
  • 128 Channels of DIO
  • Highly-Configurable Design
  • VXI Plug&Play


The National Instruments VXI-DIO-128 is a 128-channel parallel digital I/O module for the VXIbus. This module can be interfaced with many digital I/O applications including: LEDs; optically isolated, solid-state relays and I/O module mounting racks; centronics-compatible printers and plotters; panel meters; electromechanical relays; instruments and test equipment with BCD readouts and/or controls.

The VXI-DIO-128 uses 8 16-bit programmable peripheral interfaces (PPIs) which can further be divided into 16 8-bit ports. 4 82C55A PPI chips control 64 open-drain output channels and 64 input channels with programmable threshold.

With this module, your VXIbus system can serve as a digital I/O system controller for production testing, laboratory testing, and industrial process monitoring and control.

Important Notice: Please note that any additional items included with this equipment such as accessories, manuals, cables, calibration data, software, etc. are specifically listed in the above stock item description and/or displayed in the photos of the equipment. Please contact one of our Customer Support Specialists if you have any questions about what is included with this equipment or if you require any additional information.

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National Instruments VXI-DIO-128 Digital I/O Module for VXI Bus

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Manuals, Datasheets, Drivers, Links

NI VXI-DIO-128 Manual (pdf) 
Link to National Instruments Website 

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