MOTOROLA MVME300 High-Reliability GPIB VMEbus Controller

MOTOROLA MVME300: High-Reliability GPIB VMEbus Controller

The Motorola MVME300 (also known as the MVME300A) is a high-performance IEEE-488 (GPIB) interface module designed for the VMEbus architecture.

It serves as a bridge between high-speed VME-based computing systems and the extensive world of GPIB-compatible laboratory instruments, automated test equipment (ATE), and peripheral devices.

Engineered for industrial-grade durability and precise timing, the MVME300 remains a staple for engineers maintaining legacy data acquisition and control systems.

Technical Parameter Table

Related Models & Series

The MVME300 is part of the extensive Motorola MVME family of VMEmodules. Key related hardware includes:

MVME147 / MVME167: Standard 68030/68040-based host CPU boards often used to control the MVME300.

MVME330: Ethernet LAN Controller for networking VME systems.

MVME320: Winchester/Floppy disk controller for storage management.

MVME300A: An enhanced version of the original module with improved timing and reliability characteristics.

Product Advantages and Features

DMA Capability: Efficiently offloads data transfer tasks from the main CPU, allowing for high-speed data acquisition without interrupting system processing.

Multi-Mode Operation: Supports Listener, Talker, and Controller modes, making it versatile for both controlling instruments and acting as a peripheral.

Robust Hardware Diagnostics: The “Fail” LED provides immediate visual confirmation of hardware integrity during the Power-On Self-Test (POST).

Simplified Configuration: User-selectable DIP switches on the front panel allow for quick address and mode changes without removing the board from the rack.

Legacy Stability: Built for longevity in 24/7 environments, specifically optimized for real-time operating systems like VxWorks and OS-9.

MVME300

Application Cases

Automated Test Equipment (ATE): Controlling a rack of oscilloscopes, multimeters, and signal generators in semiconductor testing environments.

Scientific Research: Managing data collection from specialized sensors in physics or chemistry laboratories using the IEEE-488 protocol.

Industrial Control Systems: Integrating legacy factory floor devices that communicate via GPIB into a modern VME-based DCS or PLC framework.

Installation and Maintenance

Handling: Always handle the board by its edges or front panel. Use an ESD-safe wrist strap to prevent static damage to the TMS9914ANL controller.

Slot Placement: Insert the 6U module into any available non-slot-1 I/O slot in the VME backplane. Ensure the board is firmly seated before tightening the front-panel screws.

Switch Settings: Verify the base address and interrupt level via the DIP switches according to your system’s memory map before powering on.

Maintenance: Periodically check the GPIB connector for bent pins or debris. Clean the gold-plated VMEbus edge connectors with isopropyl alcohol if connection errors occur.

Unique Product Description

The Motorola MVME300 is the definitive choice for engineers requiring a robust GPIB VMEbus interface.

As a dedicated IEEE-488 Listener/Talker/Controller, it bridges the gap between sophisticated VME processor modules and benchtop instrumentation.

Whether you are managing a legacy MVME147 system or a modern high-availability industrial rack, the MVME300 provides the DMA-powered performance and reliability that Motorola is known for.

Optimized for industrial automation and scientific data acquisition, this module ensures low-latency communication and seamless integration with standard VMEbus chassis.

Don’t let your legacy hardware become a bottleneck—enhance your system’s communication capabilities with a genuine MVME300/D2 controller.