GE VME7740-750 VME bus architecture single-board computer
Delivery time 3 days
Product origin New/used
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The GE VME7740-750 is a 6U VMEbus high-performance single-board computer (SBC) l
The GE VME7740-750 is a 6U VMEbus high-performance single-board computer (SBC) launched by GE's VMIC subsidiary. It utilizes the Intel Pentium III architecture and emphasizes x86 compatibility, high real-time performance, and industrial-grade reliability. It is commonly used in critical control scenarios such as energy, defense, and automation.
I. Core Hardware Specifications
Bus Standard: VME64x (compatible with VMEbus Rev. C.1), 6U Eurocard single-slot size
Processor: Intel Pentium III (PGA370 interface), 750 MHz clock speed
On-chip 256 KB full-speed L2 cache (Advanced Transfer Cache)
Superscalar architecture, multi-instruction execution per cycle
Memory:
1 x 144-pin SDRAM SODIMM slot, maximum 512 MB
Onboard 32 KB NVSRAM (battery backup, retains critical data during power loss)
Graphics: Integrated AGP SVGA controller, 4 MB video memory, supports high-resolution displays
Network: Dual 10/100 Mbps Ethernet (10BaseT/100BaseTX)
Serial Ports: 2 x RS-232 (16550 compatible UART)
Peripheral Interfaces: Front panel USB, PS/2 (keyboard/mouse), VGA
Storage Expansion:
Supports IDE CompactFlash (maximum...) 192 MB (optional)
Connects to hard drive/floppy drive via VME P2 port
Expansion: 1 × PMC mezzanine card slot (supports I/O, communication, and acquisition expansion)
Timers/Watchdog: 3 × 16-bit programmable timers; software-programmable watchdog
Power Supply: +5V DC (±5%), maximum power consumption approx. 20 W
Environment:
Operating Temperature: -40°C ~ +70°C (industrial wide temperature range)
Shock Resistance: 50g (11ms); Vibration resistance meets MIL-STD requirements
Physical Dimensions: Approx. 233 × 160 × 25 mm, weight approx. 1.2 kg
II. Bus and Software Characteristics
VME Transmission: Supports A32/A24/D32/D16/MBLT64/BLT32 high-speed modes
Byte Order: Hardware automatic big-endian/little-endian conversion (compatible with PowerPC and x86 mixed systems)
System Role: Can be used as VME System Controller, managing bus arbitration and interrupts
Operating System:
Windows: Windows 98 SE, NT 4.0, 2000, CE
Real-time: VxWorks, QNX, LynxOS
Others: Linux, Solaris
Boot: Supports local Flash/CF, hard disk, PXE network remote boot
III. Typical Applications
Gas/Steam Turbine Control (Commonly used in GE original heavy-duty gas turbines)
Power Systems: Generator set protection, substation automation
Defense/Aerospace: Radar processing, airborne testing, shipborne command and control
Industrial Automation: Large PLC/DCS, high-speed data acquisition (ATE)
Transportation/Metallurgy: Train control, real-time control of rolling mill lines
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