Description
Detailed Parameter Table
| Parameter Name | Parameter Value |
| Product Model | MVME 162-022A |
| Manufacturer | Motorola |
| Product Category | 3U VMEbus 68020 Single-Board Computer (SBC) |
| Processor | MC68020, 25 MHz (with 68881 FPU Option) |
| Memory Configuration | 8 MB DRAM (Max Expandable to 16 MB), 1 MB EPROM, 64 KB SRAM |
| Communication Interfaces | 2 x RS-232C Ports, 1 x Centronics Parallel Port |
| Expansion Slots | 1 x Industry Pack (IP) Port |
| VMEbus Interface | VMEchip1 Controller (Master/Slave, 32-bit Data Bus) |
| Form Factor | 3U Eurocard (Single-slot VME Standard) |
| Operating Temperature Range | -40°C to +85°C |
| Power Requirements | 5V DC ±5%, ±12V DC ±10% |
| Supported OS | VRTX, OS-9, pSOS |
| Timing Features | 3 x 16-bit Timers + Watchdog Timer |
Motorola MVME-620
Product Introduction
The **Motorola MVME 162-022A** is a robust 3U VMEbus Single-Board Computer (SBC) powered by the MC68020 processor, designed for legacy industrial automation and embedded control applications. As a trusted model in Motorola’s MVME162 series, it combines reliable 68000-series processing performance with essential I/O and expansion capabilities, serving as a core control unit in established mid-range automation systems.
Equipped with 8 MB DRAM (expandable to 16 MB) for data processing, 1 MB EPROM for firmware storage, and 64 KB SRAM for cache, the **Motorola MVME 162-022A** ensures stable execution of real-time control algorithms. Its dual RS-232C ports enable serial connectivity with peripheral devices, while the Centronics parallel port supports printer or high-speed I/O connections. The single Industry Pack (IP) port allows modular expansion for application-specific needs. With a wide operating temperature range of -40°C to +85°C and compliance with VMEbus standards, this module seamlessly integrates into harsh industrial environments and legacy VME ecosystems.
Core Advantages & Technical Highlights
Proven 68020 Processing: The 25 MHz MC68020 processor (with optional 68881 FPU) delivers reliable computational power optimized for legacy real-time control tasks. Its 32-bit architecture ensures efficient handling of data and instructions, enabling the **Motorola MVME 162-022A** to run mature control algorithms without costly software upgrades—ideal for maintaining legacy automation systems.
Expandable Memory & Connectivity: The 8 MB DRAM (expandable to 16 MB) provides flexibility for running larger applications or handling more extensive data sets. Dual RS-232C ports and a Centronics parallel port offer seamless connectivity with legacy industrial peripherals, eliminating the need for expensive protocol converters and simplifying system integration.
Industrial-Grade Durability: Operating from -40°C to +85°C, the **Motorola MVME 162-022A** withstands extreme temperatures, vibration, and electromagnetic interference (EMI) common in manufacturing plants, industrial machinery, and transportation systems. Its rugged mechanical design and high-quality components ensure long-term stable operation, minimizing unplanned downtime in critical legacy setups.
Modular Expansion Flexibility: One Industry Pack port allows addition of specialized I/O modules (e.g., analog I/O, digital I/O, communication cards), providing system scalability to adapt to evolving application needs without replacing the core SBC. This modularity extends the product’s lifecycle in dynamic industrial environments.
Robust VMEbus Integration: The VMEchip1 controller supports 32-bit VMEbus data transfers and functions as both master and slave, enabling efficient communication with other VMEbus modules (e.g., I/O cards, memory modules). This ensures backward compatibility with legacy VME systems, protecting significant infrastructure investments.
Typical Application Scenarios
Legacy Industrial Control: In semiconductor manufacturing equipment with established 68000-series control systems, the **Motorola MVME 162-022A** serves as the main controller for wafer handling mechanisms. Its MC68020 processor runs legacy motion control software, while RS-232C ports connect to position encoders and HMI terminals. The Industry Pack port adds analog I/O for process parameter monitoring, ensuring continued operation of critical production equipment.
Industrial Machinery Retrofit: In retrofitting older paper or textile mills, the **Motorola MVME 162-022A** replaces obsolete controllers while maintaining compatibility with existing sensors and actuators. Its parallel port connects to legacy printers for production logs, and the RS-232C ports interface with motor drives. The rugged design withstands the dusty, vibration-prone environment of industrial mills.
Transportation Subsystem Control: In legacy railway signaling or maritime navigation subsystems, the **Motorola MVME 162-022A** processes sensor data from track circuits or shipboard instruments. Its VMEbus interface integrates with existing communication modules, and the watchdog timer ensures system stability in remote, unmanned locations. The wide temperature range adapts to outdoor or harsh on-board conditions.
Test & Measurement Equipment: In older aerospace or defense test rigs, the **Motorola MVME 162-022A** controls data acquisition from strain gauges and pressure sensors. The Industry Pack port adds specialized signal conditioning modules, while the parallel port outputs test results to chart recorders. Its compatibility with legacy OS (e.g., VRTX) ensures continuity of test procedures developed over decades.
Motorola MVME-620
Related Model Recommendations
Motorola MVME 162-01: Higher-performance variant of **Motorola MVME 162-022A** with enhanced memory and processing options, ideal for upgrading complex legacy systems.
Motorola MVME-701A: Serial communication module compatible with **Motorola MVME 162-022A**, adding RS-422/485 ports for long-distance serial connectivity.
Motorola MVME335A: Analog output module paired with **Motorola MVME 162-022A** to add precise voltage signal generation for process control.
GE VMIVME-7650: Digital I/O Industry Pack module, used with **Motorola MVME 162-022A** to add discrete input/output channels for legacy machinery control.
Motorola MVME-197LE: Memory expansion module for **Motorola MVME 162-022A**, increasing DRAM capacity to 16 MB for running larger legacy applications.
Motorola MVME-605: Next-generation PowerPC SBC for upgrading **Motorola MVME 162-022A** systems, with migration support for legacy 68000-series software.
Installation & Maintenance Guidelines
Installation Preparation: Before installing the **Motorola MVME 162-022A**, ensure the VMEbus chassis is powered off and properly grounded. Align the module with the 3U slot guides, verifying that the P1/P2 backplane connectors are correctly positioned. Gently insert the module until fully seated, then fasten the front-panel screws to prevent vibration-induced disconnections. For Industry Pack modules, insert them into the IP port and secure with retaining clips. Route serial and parallel cables away from high-voltage lines to minimize EMI.
Maintenance Best Practices: Perform quarterly inspections to clean dust from the module’s connectors, heatsinks, and ventilation slots using compressed air. Regularly check the power supply voltages (5V ±5%, ±12V ±10%) to prevent component damage. Test the watchdog timer monthly by triggering a simulated fault and confirming the module resets properly. Back up the EPROM firmware and configuration data annually using compatible legacy programming tools. Use only genuine Motorola spare parts to maintain system compatibility and reliability with legacy VMEbus components.
Service & Warranty Commitment
The **Motorola MVME 162-022A** is backed by a 2-year manufacturer’s warranty covering defects in materials and workmanship under normal industrial operation. Motorola’s technical support team provides specialized assistance for legacy systems via email and phone, with response times within 24 hours for critical issues. We offer remote diagnostic services for troubleshooting legacy software and hardware interactions, minimizing on-site service costs. For long-term legacy support, we provide EPROM reprogramming and component repair services to extend product lifecycle. Our commitment to quality ensures that the **Motorola MVME 162-022A** continues to deliver consistent performance, protecting your investment in established industrial automation infrastructure.
