Abaco Systems / VMIC VMIVME-2532A-013 32-Bit Digital I/O Module

The Abaco Systems / VMIC VMIVME-2532A-013 is a 32-bit digital input/output module purpose-built for VMEbus systems. It delivers high-voltage I/O capability across 32 independent channels with programmable direction control, interrupt generation, and integrated diagnostics. The module operates across a wide voltage range and includes Built-in-Test (BIT) functionality for both offline and real-time verification, making it suitable for industrial automation, process control, and data acquisition systems requiring flexible digital interfacing.

Technical Specifications

• 32 channels of bidirectional digital I/O


• 8-bit and 16-bit data transfer modes


• Operating voltage range: 5 to 48 VDC


• TTL input/output interface


• 10 µs input filter with thermal shutdown protection on outputs


• Open collector outputs (no pull-up resistor installed)


• VMEbus standard form factor


• Positive true I/O and CSR data polarity

Key Features

• Programmable I/O direction per channel - configure any pin as input or output


• Interrupt generation for event-driven operation


• Built-in-Test (BIT) - supports offline diagnostics and real-time system verification


• Front panel fail LED for status indication


• Optional output test jumpers for output driver validation


• 24 V input support with positive true logic


• Thermal shutdown protection on output drivers

Typical Applications

• Industrial automation and process control


• Data acquisition systems


• Equipment monitoring and control


• Event-triggered real-time systems


• VMEbus backplane applications requiring high-voltage digital switching

Compatibility & Integration The VMIVME-2532A-013 integrates with VMEbus architecture and works with Intelligent I/O Controllers. Software written for the VMIVME-2532A and VMIVME-2533 modules is directly compatible. The module functions as a power-up replacement for existing VME-2532A configurations. Technical datasheets and hardware reference manuals are available. This product entered Restricted Production Phase (RPP) as of September 11, 2018.