Emerson / Motorola / Force Computers CPU-50T/256-333-4-2 SPARC Single Board Computer

The CPU-50T/256-333-4-2 is a 6U VMEbus single board computer built around the UltraSPARC-IIi processor, delivering workstation-class computing performance in a modular, industrial-grade form factor. Designed for embedded systems requiring substantial processing capability and I/O flexibility, this board integrates a 333 MHz processor with up to 1 GB DRAM and supports multiple expansion options through PMC and MBus slots.

Technical Specifications

Processor: UltraSPARC-IIi at 333 MHz

Cache: 1 MB

Memory: 32 MB to 1 GB DRAM; 2 MB user flash

Form Factor: 6U VMEbus

VMEbus Interface: Full 32-bit

Expansion: 2 PMC slots; MBus slots supporting single, dual, and quad processor configurations

Key Features

Full 32-bit VMEbus interface for seamless integration into existing VME backplane architectures

Dual PMC expansion slots enable field-configurable I/O and processing acceleration

MBus architecture permits multi-processor scaling on related CPU-50 platform variants

Onboard Ethernet interface for network connectivity

SCSI interface with documented connector pinout and configuration support

Serial I/O and comprehensive I/O edge connector capability

Supports Solaris and real-time operating systems on SPARC architecture

Typical Applications Industrial process control, scientific instrumentation, military avionics, telecommunications switching, data acquisition systems, and VME-based test and measurement platforms benefiting from SPARC processing and modular I/O expansion.

Compatibility & Integration Fully compatible with VME-standard backplanes and chassis. Operates under Solaris UNIX and sophisticated real-time kernels. Complete technical documentation, installation guides, and reference manuals available. Supports standard SPARC architecture software ecosystems.