Description

The MVME162-012 is a high-performance,32-bit single-board computer(SBC)developed by Motorola(now part of Emerson via the former Force Computers and Artesyn Embedded Technologies lineage)for the VMEbus(VersaModule Eurocard)industrial computing standard.Built around the Motorola MC68040 microprocessor running at 25 MHz,it delivers deterministic real-time processing for mission-critical embedded control applications.

Designed for long-life deployments in harsh industrial settings,the MVME162-012 integrates essential peripherals—including Ethernet,SCSI,serial I/O,and non-volatile boot storage—onto a single 6U VME card,eliminating the need for carrier boards or expansion modules in space-constrained systems.

Application Scenarios

At a European nuclear research facility,a decades-old particle beam diagnostics system relied on a network of MVME162-012 boards to acquire sensor data,control electromagnets,and synchronize timing across 50+measurement stations.Despite operating continuously since the late 1990s in a high-radiation environment,the MVME162-012 units maintained flawless operation—thanks to their robust design,error-resistant SRAM caching,and conduction-cooled variants that dissipate heat without fans.When one unit finally failed due to capacitor aging,engineers sourced a tested replacement MVME162-012,installed it during a scheduled maintenance window,and restored full functionality within two hours—without recompiling code or recalibrating instruments.This resilience underscores why the MVME162-012 remains a cornerstone in applications where failure is not an option and system longevity exceeds 20 years.

Parameter

Main Parameters Value/Description

Product Model MVME162-012

Manufacturer Motorola(legacy);support now under Emerson/Artesyn ecosystem

Product Category 6U VMEbus Single-Board Computer(SBC)

Processor Motorola MC68040 25 MHz(integrated FPU and MMU)

Memory 8 MB DRAM(expandable via SIMMs),512 KB–4 MB EPROM for boot firmware

Storage Interface Onboard SCSI-1(supports hard drives,tape,CD-ROM)

Networking 10BASE-T Ethernet(AMD LANCE Am7990 controller)

Serial Ports Two RS-232/422 ports(DB-9 connectors)

Bus Compatibility VME64(32-bit,A24/A32 addressing,D08/D16/D32 data paths)

Real-Time Features Programmable watchdog timer,NVRAM,front-panel reset/status LEDs

Operating Temperature 0°C to+60°C(standard);–40°C to+85°C(conduction-cooled variant)

Power Consumption~10 W typical(5 V only,no±12 V required)

Technical Principles and Innovative Values

Innovation Point 1:Integrated 68040 with Full Memory Management

Unlike earlier 68030-based SBCs,the MVME162-012 leverages the 68040’s built-in memory management unit(MMU)and floating-point unit(FPU),enabling protected-mode multitasking and high-speed math operations—critical for real-time simulation or signal processing in test equipment.

Innovation Point 2:Self-Contained Boot&Storage Architecture

With onboard EPROM and SCSI,the MVME162-012 can boot and run standalone applications without a host PC or diskless network—ideal for isolated or secure systems where external dependencies are prohibited.

Innovation Point 3:Deterministic I/O Timing via VME Bus Mastering

The board acts as a VME bus master,allowing direct memory access(DMA)to I/O modules with microsecond-level latency—essential for synchronized data acquisition in radar,seismic monitoring,or power grid relays.

Innovation Point 4:Long-Term Availability Through Rugged Design

Built with industrial-grade components and minimal reliance on electrolytic capacitors,the MVME162-012 achieves exceptional service life.Its passive cooling options make it suitable for vacuum,dusty,or explosive atmospheres where fans are unreliable.

Application Cases and Industry Value

In a North American hydroelectric dam modernization project,engineers replaced obsolete PDP-11 controllers with VME-based systems centered on the MVME162-012.The board ran a real-time VxWorks application that monitored turbine vibration,gate position,and water flow,issuing emergency shutdown commands within 5 ms of anomaly detection.Over 15 years,zero CPU-related failures occurred—despite humidity levels exceeding 90%and temperature swings from–20°C to+50°C.Operators credited the MVME162-012’s“set-and-forget”reliability for avoiding millions in potential flood-control penalties.

Similarly,in semiconductor wafer inspection tools,the MVME162-012 served as the motion and vision coordinator for precision stages.Its deterministic Ethernet stack enabled sub-millisecond communication with cameras and actuators,ensuring<1µm positioning repeatability.Even after Motorola exited the embedded market,third-party support and binary compatibility kept these systems operational well into the 2020s.

选择深圳长欣，享受无忧的售后服务和高品质产品。