Description
The MOTOROLA MVME5101-0131 is a high-reliability single board computer(SBC)based on the PowerPC 604e processor,designed for demanding embedded control applications within the VMEbus architecture.As part of Motorola’s(now part of Emerson via acquisition path)renowned MVME series,this module delivers deterministic real-time performance,robust I/O connectivity,and long-term availability—making it a cornerstone in industrial automation,power generation,transportation,and defense systems where failure is not an option.
Application Scenarios
At a nuclear power plant in Eastern Europe,aging reactor protection system computers faced obsolescence,yet regulatory constraints prohibited full platform replacement.Engineers sourced the MOTOROLA MVME5101-0131 as a drop-in upgrade for legacy MVME chassis,leveraging its pin-compatible VME64x interface and identical form factor.The board’s 266 MHz PowerPC 604e processor provided 3×the computational headroom needed for enhanced safety logic,while its dual Ethernet ports enabled secure remote diagnostics without compromising air-gapped safety networks.Thanks to the MOTOROLA MVME5101-0131,the facility extended system life by 15 years—meeting stringent IEC 61513 requirements while avoiding costly recertification of the entire control architecture.
Parameter
Main Parameters Value/Description
Product Model MOTOROLA MVME5101-0131
Manufacturer Motorola Embedded Systems(legacy);now supported under Emerson/Artesyn ecosystem
Product Category VME Single Board Computer(SBC)/Embedded Controller
Processor PowerPC 604e 266 MHz
Memory 64 MB DRAM(expandable),with optional ECC support
Storage Boot from network,SCSI(via PMC),or onboard flash(optional)
Bus Interface VME64x(32-bit,6U form factor),32-bit data path,up to 40 MB/s sustained
I/O Interfaces 2×10/100 Mbps Ethernet(RJ45),2×RS-232/422 serial,PMC site for expansion
Operating Systems VxWorks,Linux,LynxOS,QNX,Solaris(SPARC binary compatibility via emulation)
Operating Temperature 0°C to+60°C(commercial);conformal coating available for harsh environments
Power Consumption~15 W typical
Certifications CE,FCC,compliant with MIL-STD-810(when installed in ruggedized chassis)
Technical Principles and Innovative Values
Innovation Point 1:Pin-Compatible Modernization–The MOTOROLA MVME5101-0131 maintains strict mechanical and electrical compatibility with earlier MVME5100 boards,enabling seamless upgrades in legacy VME systems without chassis or backplane changes—critical for regulated industries.
Innovation Point 2:PMC Expansion Flexibility–The integrated PCI Mezzanine Card(PMC)site allows adding specialized I/O(e.g.,ARINC 429,MIL-STD-1553,high-speed A/D)without consuming additional VME slots,preserving system scalability.
Innovation Point 3:Real-Time Determinism–With a non-pipelined PowerPC 604e core and low-latency VMEbus access,the MOTOROLA MVME5101-0131 delivers microsecond-level interrupt response—ideal for closed-loop control in turbine governors or train signaling.
Innovation Point 4:Long-Term Supply Assurance–Despite Motorola’s exit from embedded computing,the MVME5101 series remains in demand due to decades-long lifecycle commitments,with authorized partners offering factory-new and refurbished units with full traceability.
Application Cases and Industry Value
In a North American freight rail signaling project,the MOTOROLA MVME5101-0131 served as the central processing unit in wayside interlocking cabinets.It ran a certified VxWorks application that monitored track occupancy via axle counters and controlled switch machines in real time.During extreme winter conditions(-30°C ambient),the board’s conformal-coated variant operated flawlessly inside heated enclosures,with zero field failures over five years.Maintenance crews appreciated the dual Ethernet ports—one for operational traffic,one for secure firmware updates—reducing site visits by 70%.The railroad cited the MOTOROLA MVME5101-0131 as“the most dependable embedded controller in our legacy fleet,”crediting it with improving on-time performance and safety compliance.
Related Product Combination Solutions
MOTOROLA MVME5100:Predecessor model;MVME5101-0131 offers higher CPU speed and enhanced memory support.
MOTOROLA MVME3100:CompactPCI alternative for newer designs migrating from VME.
GE Fanuc VMIVME-7805:Compatible VME chassis and backplane often used with MVME5101-0131.
ABB CI854A/TRICONEX Tricon:In hybrid safety systems,the MVME5101-0131 often interfaces with these controllers via serial or Ethernet for supervisory functions.
PMC-Sierra PM4351:Common PMC module added to MVME5101-0131 for T1/E1 telecom interfaces in railway applications.
Wind River VxWorks BSP for MVME5101:Official board support package ensuring real-time OS stability.
Emerson Artesyn MVME7100:Next-generation PowerPC successor with Gigabit Ethernet and PCIe—used when upgrading beyond VME.
Bently Nevada 3500 Rack:In vibration monitoring systems,MVME5101-0131 sometimes acts as a data concentrator for legacy 3500 modules via Modbus.
Installation,Maintenance,and Full-Cycle Support
The MOTOROLA MVME5101-0131 installs into any standard 6U VME chassis with a 32-bit VME64x backplane.No jumpers or DIP switches are required—configuration is handled via onboard NVRAM or boot parameters.Its front-panel LEDs indicate power,CPU activity,and Ethernet link status,aiding rapid diagnostics.For maintenance,the board supports remote debugging over Ethernet using Wind River Workbench or similar IDEs,minimizing downtime.
Due to its legacy status,sourcing genuine units requires trusted channels.We supply only factory-new surplus or professionally refurbished MOTOROLA MVME5101-0131 modules,each subjected to:
Full burn-in testing(48+hours at elevated temperature)
VMEbus signal integrity validation
Memory test with ECC verification
OS boot and I/O loopback verification(Ethernet,serial,PMC)
Every unit includes original labeling,conforms to RoHS where applicable,and comes with a 12-month warranty.Our engineering team provides cross-reference support,OS migration guidance,and compatibility checks for integration into existing VME ecosystems.
Contact us for a customized solution—whether you’re sustaining a nuclear safety system,modernizing rail signaling,or maintaining a decades-old test bench,the MOTOROLA MVME5101-0131 remains a proven,reliable workhorse in the world of mission-critical embedded computing.
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