Description
Motorola MVME2700-1331
Technical Specifications
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Processor: 266 MHz MPC750-class 32-bit microprocessor
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L1 Cache: 32KB instruction / 32KB data cache
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L2 Cache: 1MB backside cache
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Memory: 32MB ECC DRAM
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Flash Memory: 5MB on-board Flash
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VMEbus Interface: VME64 with full master/slave support
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I/O Transition Module: MVME761
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Front Panel: IEEE 1101 compatible with injector/ejector handles
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Serial Ports: Two or three async, one or two sync/async
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Ethernet: 10BaseT/100BaseTX with 32-bit PCI DMA
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SCSI: 8-bit or 16-bit Fast SCSI-2
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NVRAM: 8KB with battery-backed real-time clock
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Timers: Four 32-bit timers plus watchdog
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PMC Slot: IEEE P1386.1 compatible 32/64-bit
Key Features
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266 MHz MPC750 processing platform
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1MB L2 cache for high-speed data access
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32MB ECC DRAM for moderate memory requirements
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5MB Flash memory
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MVME761 I/O expansion
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IEEE 1101 front panel
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On-board PPCBug diagnostics
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Single-slot VME operation with PMC
Application Scenarios Medium-scale industrial automation, military data processing, aerospace electronics, telecommunications signaling, medical control equipment, traffic management systems
Performance Parameters
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Processor Clock: 266 MHz
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L1 Cache: 32KB + 32KB
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L2 Cache: 1MB
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Memory: 32MB ECC DRAM
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Flash: 5MB
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Ethernet: 10/100Base-TX
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SCSI: Fast SCSI-2
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NVRAM: 8KB with TOD
Material Composition High-quality industrial-grade materials. 32MB DRAM chips rigorously screened for reliability. Multi-layer PCB with optimized signal integrity. Gold-plated connectors.
Structural Characteristics 6U VME standard board. IEEE 1101 front panel with ergonomic handles. LED status indication system. P2 connector for MVME761 transition module. DRAM mezzanine connector for upgrades.
Working Principle The 266 MHz MPC750 with 1MB L2 cache and 32MB ECC DRAM delivers balanced performance. The Raven PCI-MPU bridge and Universe VME controller manage all bus transactions. The 32-bit PCI DMA engine handles Ethernet and SCSI data transfers efficiently.
Installation Requirements VME64 chassis with proper cooling for 266 MHz sustained operation. P2 backplane must support MVME761. Ensure power supply can support 32MB memory configuration.
Usage Notes 32MB memory provides good capacity for most embedded applications. Monitor ECC status regularly. The 5MB Flash should be managed carefully for firmware updates.




