MOTOROLA MVME167-33B

MOTOROLA MVME167-33B is a high – performance 32 – bit VMEbus single – board computer (SBC) powered by the 33MHz MC68040 processor, engineered for real – time industrial control, data acquisition, and embedded computing in aerospace, energy, and manufacturing sectors.

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Description

MOTOROLA MVME167-33B is a high – performance 32 – bit VMEbus single – board computer (SBC) powered by the 33MHz MC68040 processor, engineered for real – time industrial control, data acquisition, and embedded computing in aerospace, energy, and manufacturing sectors. MOTOROLA MVME167-33B features a full – function VMEbus master/slave interface with A16/A24/A32 addressing and D8/D16/D32 data widths, enabling seamless integration with VME – based I/O modules and system controllers. MOTOROLA MVME167-33B is equipped with 4MB base DRAM (expandable to 128MB), 512KB battery – backed SRAM, and a TOD clock, ensuring non – volatile data retention for critical parameters during power outages. MOTOROLA MVME167-33B also integrates high – speed DMA, remote reset/abort functions, and on – board diagnostic tools, streamlining system debugging and maintenance in harsh industrial settings. With its “Petra” ASIC – enhanced memory subsystem, MOTOROLA MVME167-33B delivers optimized memory performance for data – intensive tasks like real – time process monitoring and motion control. MOTOROLA MVME167-33B supports VxWorks, pSOS, and other real – time operating systems, making it adaptable to diverse embedded development workflows.

Technical Parameters MOTOROLA MVME167-33B

Parameter Item Parameter Value
Product Model MOTOROLA MVME167-33B
Product Type 32 – bit VMEbus single – board computer
Processor 33MHz MC68040 (with MMU & FPU), 32 – bit, 8KB instruction + 8KB data cache
Memory 4MB parity – protected DRAM (expandable to 128MB); 512KB battery – backed SRAM; 1MB flash; 8KB NVRAM
VMEbus Interface A16/A24/A32 addressing, D8/D16/D32 data widths, master/slave operation, VMEbus system controller capable
Communication Interfaces 2x EIA – 232 serial ports; optional 10BASE – T Ethernet; optional SCSI – 2 (with DMA)
Expansion 1x PMC slot; 2x serial ports; parallel I/O; SCSI (optional)
Timers Programmable watchdog timer; TOD clock (M48T08); 6x 32 – bit general – purpose timers
Operating Temperature 0°C to +70°C
Power Supply +5V DC, ±12V DC, ±5V DC (VME standard)
Form Factor Single – height VME module (100mm × 160mm)

Advantages and Features MOTOROLA MVME167-33B

  1. Powerful Real – time Processing: The 33MHz MC68040 processor of MOTOROLA MVME167-33B provides robust floating – point and memory management capabilities, ideal for time – critical industrial control tasks.
  2. Flexible Memory Scalability: MOTOROLA MVME167-33B’s DRAM expansion up to 128MB accommodates data – heavy applications like large – scale data acquisition and real – time simulation.
  3. Data Integrity Assurance: Battery – backed SRAM and NVRAM of MOTOROLA MVME167-33B prevent data loss during power failures, critical for process control and safety – related systems.
  4. Easy System Maintenance: Remote reset/abort functions and on – board diagnostics of MOTOROLA MVME167-33B reduce on – site troubleshooting time and operational downtime.
  5. Broad Software Compatibility: MOTOROLA MVME167-33B works with leading real – time OS, allowing reuse of existing M68000 family software and lowering development costs.

Application Cases MOTOROLA MVME167-33B

  1. Aerospace Flight Control Test: An aerospace lab used MOTOROLA MVME167-33B as the core controller for its aircraft flight control test bench. Its high – speed DMA and VMEbus integration enabled real – time data acquisition from 20+ sensors, cutting test cycle time by 20% and improving measurement accuracy by 15%.
  2. Oil Refinery Process Control: A petrochemical plant deployed MOTOROLA MVME167-33B to control its distillation column temperature and pressure loops. The SBC’s real – time processing and data retention ensured stable operation during power fluctuations, reducing product quality deviation by 18%.
  3. Automated Manufacturing Line: A car assembly plant integrated MOTOROLA MVME167-33B into its robotic arm control system. With its PMC motion control expansion, it achieved 0.05mm precision positioning, increasing production throughput by 12% and reducing assembly errors by 22%.

Competitor Comparison

Feature MOTOROLA MVME167-33B Siemens SIMATIC VME1430 GE Fanuc VME – 1630
Processor 33MHz MC68040 (FPU/MMU) 30MHz 80486DX 25MHz MC68040
Max DRAM 128MB 16MB 64MB
Expansion PMC slot PC/104 IndustryPack
VMEbus D32, master/slave D32, slave only D32, master/slave
Data Retention 512KB battery – backed SRAM 256KB SRAM 512KB SRAM
Price Range Mid – High Mid Mid – High

Selection Suggestions

  1. Choose MOTOROLA MVME167-33B for VMEbus – based systems requiring 32 – bit real – time processing, large memory expansion, and floating – point capability, such as aerospace test benches and process control systems.
  2. Prioritize MOTOROLA MVME167-33B for applications needing non – volatile data retention, leveraging its battery – backed SRAM to protect critical parameters during power outages.
  3. Select MOTOROLA MVME167-33B for projects with legacy VME infrastructure, as its master/slave VMEbus support ensures compatibility with existing modules and controllers.

Precautions

  1. Use only VME – compliant power supplies (±5V, ±12V, +5V) with MOTOROLA MVME167-33B to avoid damaging the processor and on – board circuits.
  2. Ensure proper grounding of MOTOROLA MVME167-33B during installation to minimize electromagnetic interference and maintain stable VMEbus communication.
  3. Do not exceed the 0°C – +70°C operating temperature range of MOTOROLA MVME167-33B to prevent memory corruption and processor overheating.
  4. Replace the SRAM backup battery of MOTOROLA MVME167-33B every 2-3 years to preserve data during power failures.
  5. Use compatible PMC modules with MOTOROLA MVME167-33B to ensure electrical/mechanical compatibility and avoid bus conflicts.

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