Emerson / Motorola MVME3604 Base I/O Module with PM604 Processor Memory Module

The Emerson/Motorola MVME3604 is a 6U VMEbus board-level computer combining a base I/O module with a PM604 processor-memory module. Designed for industrial, military, and aerospace applications, this VME64-compliant system delivers modular PowerPC computing with scalable processor configurations and integrated networking and mass storage interfaces. The architecture supports processor upgrades and multi-slot expansion, enabling customized deployments in demanding real-time environments.

Technical Specifications MVME3604 Base I/O Module

Form Factor: 6U VMEbus

VME Interface: VME64, 64-bit, 33 MHz PCI local bus

Expansion: 64-bit PMC slot (IEEE P1386.1), 64-bit PCI Mezzanine Connector

Front Panel: Keyboard, mouse, floppy/LED, SVGA (2 MB video memory)

Memory: 8 KB × 8 NVRAM with battery-backed time-of-day clock

Timers: Four 32-bit timers plus watchdog timer PM604 Processor Memory Module

Processor: Single PowerPC 604 at 200 MHz, 300 MHz, or 400 MHz

L2 Cache: 512 KB per processor

DRAM: 64 MB ECC soldered on-board; expandable to 1 GB using optional RAM201 modules

Flash: 4–9 MB on-board

Connectivity: Secondary Ethernet, SCSI, 64-bit PCI, secondary PCI connector for expansion carriers System Compliance

VME64 specification (ANSI/VITA 1-1994, IEEE STD 1014)

PowerPlus II architecture

Key Features

Modular two-slot design supporting processor and memory module upgrades

64-bit PCI local bus at 33 MHz for high-bandwidth I/O

Multiprocessor scalability for enhanced compute capacity

Integrated Ethernet and SCSI interfaces

ECC DRAM for fault tolerance in critical applications

Synchronous and asynchronous serial port support

PMC expansion for custom I/O cards and peripherals

Typical Applications Industrial automation controllers, military avionics systems, aerospace instrumentation, real-time data acquisition platforms, and embedded systems requiring VMEbus standardization and long-term availability.

Compatibility & Integration Full VME64 compliance enables integration into existing VMEbus chassis. PCI Mezzanine Connector supports standard PMC cards. Motorola PMCspan carriers and compatible expansion modules integrate directly into the processor memory module.