Description
1. Overview
The GE VME7865RC (V7865-23003, 350-9300007865-230003 M) is a 6U VME bus rugged single-board computer (SBC) developed by GE Intelligent Platforms (now Abaco Systems). Equipped with Intel Core Duo dual-core processor and 945GM industrial chipset, it adopts single-slot fanless passive cooling design, serving as the core main control and data processing unit for VME bus industrial control systems.
Complying with VME320 high-speed bus standard, the board integrates abundant peripheral interfaces including Gigabit Ethernet, serial ports, USB and VGA display. Featuring wide-temperature resistance, vibration shock resistance and zero-maintenance operation, it is widely applied in power plant turbine control, industrial embedded measurement and control, aerospace testing, rail transit signal processing and other high-reliability industrial scenarios, supporting system maintenance replacement and performance upgrading of legacy VME architecture equipment.
2. Technical Features
2.1 Dual-Core High-Performance Industrial Computing
Powered by Intel Core Duo industrial dual-core processor and 945GM chipset with 667MHz front-side bus, it delivers powerful real-time computing capability. It efficiently undertakes industrial control logic operation, mass data acquisition and complex algorithm processing, meeting high-precision and high-response real-time control requirements of industrial systems.
2.2 Standard 6U VME Bus Full Compatibility
Fully compliant with VMEbus Rev C and VME320 high-speed bus specifications, it is compatible with all 6U VME racks and matching modules. It can directly replace legacy low-performance SBCs without modifying rack and bus architecture, realizing rapid system computing power upgrading and equipment iteration.
2.3 Fanless Passive Cooling & Zero Maintenance
Adopts full passive heat dissipation structure without fans or wearable moving parts, eliminating fan aging, stalling and noise faults. Uniform and stable heat conduction supports 24/7 uninterrupted long-term operation, greatly reducing failure rate and later operation and maintenance costs.
2.4 Large-Capacity Memory & Storage
Supports up to 3GB DDR2 high-speed memory and 2GB on-board industrial flash memory, compatible with external storage expansion. It efficiently caches operating data, configuration programs and control algorithms, avoiding system stuttering and data loss caused by insufficient memory and storage overflow.
2.5 Rich Integrated Peripheral Interfaces
Integrates Gigabit Ethernet, RS-232C/RS-485 serial ports, USB2.0 and VGA display interfaces. It supports upper computer monitoring, field device communication, debugging terminal connection and data expansion, realizing system networking, data interaction and on-site debugging without additional expansion modules.
2.6 Wide-Temperature Rugged Industrial Design
Industrial wide-temperature rugged hardware with core components screened and tested through high and low temperature aging, vibration shock and EMC verification. It resists vibration, impact, temperature and humidity alternation and strong electromagnetic interference, adapting to harsh industrial working conditions.
3. Detailed Specifications
3.1 Basic Hardware Parameters
- Model: VME7865RC / V7865-23003
- Part No.: 350-9300007865-230003 M
- Manufacturer: GE Intelligent Platforms (Abaco Systems)
- Type: 6U VME Bus Rugged Industrial Single Board Computer (SBC)
- CPU: Intel Core Duo Industrial Dual-Core Processor
- Chipset: Intel 945GM / 945GME Industrial Chipset
- Bus Standard: VMEbus Rev C, VME320 High-Speed Bus
- Cooling Mode: Full Passive Heat Dissipation, Fanless Design
- Core Functions: System Main Control Computing, Bus Scheduling, Data Acquisition, Logic Operation, Self-Diagnosis
- Application Fields: Power Plant VME Control System, Embedded Measurement, Aerospace Testing, Rail Transit
3.2 Computing & Storage Parameters
- Front-Side Bus Frequency: 667MHz High-Speed Transmission
- Max Memory: 3GB DDR2 SDRAM Industrial High-Speed Memory
- On-Board Flash: 2GB Industrial Solid-State Flash Memory
- Computing Performance: Dual-Core Parallel Operation for Complex Industrial Algorithms
- System Compatibility: Support Industrial Real-Time Operating System & Mainstream Configuration Software
3.3 Peripheral Interface Parameters
- Ethernet: 1×Gigabit Ethernet Port for High-Speed Network Transmission
- Serial Port: RS-232C / RS-485 Industrial Serial Communication Ports
- USB: Standard USB2.0 Port for Device Expansion & Data Copy
- Display: VGA Video Output Port for Local Debugging & Display
- Bus Interface: Standard VME P1/P2 Backplane Interface
3.4 Electrical & Mechanical Parameters
- Power Supply: Standard Industrial DC Power Supply for VME Rack Backplane
- Structure: 6U Standard VME Eurocard Rack Mount
- Thermal Design: Passive Uniform Heat Dissipation, Low Power & Low Heat
- EMC Performance: Industrial Electromagnetic Compatibility Design, Anti-Interference
- Hardware Craft: Reinforced PCB, Three-Proof Coating, Wide-Temperature Components
3.5 Environmental Parameters
- Operating Temperature: -20℃ ～ +70℃ (Rugged Version)
- Storage Temperature: -30℃ ～ +80℃
- Operating Humidity: 5%～95%RH (Non-Condensing, Non-Corrosive)
- Environmental Resistance: Vibration-Proof, Impact-Proof, Humidity & EMI Resistant
- Working Condition: Industrial Cabinet, Testing Laboratory, Rail Transit, Power Plant
- Execution Standard: GE Industrial Hardware Specification, VME International Standard, EMC Safety Standard
4. Operating Principle
The GE VME7865RC SBC operates based on dual-core real-time computing, VME high-speed bus scheduling, passive stable heat dissipation and full hardware self-diagnosis. After power-on, it automatically completes hardware self-check, memory and storage initialization, bus protocol matching and peripheral enumeration to finish system startup and configuration loading.
During operation, the Intel Core Duo dual-core processor executes industrial control logic operation, data analysis and equipment scheduling algorithms in real time. It interacts with rack-mounted I/O and communication modules through VME320 bus, collects field operating data, issues control commands and synchronizes system parameters. Meanwhile, it realizes data intercommunication with upper monitoring systems and field devices via on-board network and serial ports to complete automatic measurement, control and remote maintenance.
The passive cooling architecture ensures stable temperature control without frequency reduction or aging. The underlying diagnosis program monitors hardware and bus status throughout operation, captures and records faults in real time, isolates abnormal processes accurately, and guarantees uninterrupted core control logic operation, ensuring long-term stable and high-precision operation of VME industrial control systems.
5. Application Scenarios
1. Core main control unit for VME architecture industrial control systems such as power plant turbine control and automated production lines.
2. High-end embedded measurement and control systems for aerospace testing and precision equipment data acquisition.
3. Rail transit signal processing and energy power plant monitoring and management systems.
4. Performance upgrading and fault replacement of legacy VME single-board computers.
5. Unattended industrial automation and remote monitoring control systems.
