MOTOROLA MVME 147SB-1 32-bit VME Single-Board Computer

Product Short Description

Technical Specifications

Processor and Core Performance
- Main Processor: Adopts the MC68030 32 – bit microprocessor, which has an on – chip cache and a complete memory management unit to improve data processing efficiency and realize virtual memory functions.
- Co – processor: Equipped with the MC68882 floating – point co – processor, which enhances the computing capability of the single – board computer for complex floating – point operations.
- Clock Frequency: Runs at a stable 25 MHz, and the series also supports 16 MHz and 33.33 MHz frequency options to meet different computing speed requirements.
Memory Parameters
- Main Memory: Supports configurable dynamic RAM with capacity options of 4MB, 8MB, 16MB or 32MB, and is equipped with parity check function (except for specific sub – models) to ensure data storage reliability.
- Auxiliary Memory: Integrates a M48T18 chip that provides 4KB of battery – backed non – volatile random – access memory, which can preserve user application data and system parameters when power is off. It also includes multiple ROM/PROM/EPROM sockets for storing firmware and debugging programs.

MOTOROLA MVME 147SB-1 32-bit VME Single-Board Computer

Description
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Description

- Interface Specifications
  - Serial Ports: Configures 4 asynchronous serial ports that comply with the EIA – 232 DTE standard, with a maximum transmission rate of 19.2K baud to meet the needs of multi – path serial communication.
  - Specialized Interfaces: Comes with 1 Ethernet interface driven by the AM7990 transceiver and 1 SCSI interface with direct memory access function controlled by the 33C93B chip. It also has 1 parallel port compatible with the Centronics printer standard.
  - Bus Interface: Adopts a 32 – bit address and 32 – bit data VMEbus interface, which supports master and slave modes and realizes efficient data interaction with other VMEbus – based modules.
- Physical and Environmental Parameters
  - Dimensions: The board has a height of 233.4 mm, a depth of 160.0 mm, a front panel height of 261.8 mm and a width of 19.8 mm, which is compatible with standard VME chassis installation.
  - Operating Temperature: Maintains reliable operation with an incoming air temperature ranging from 0 degrees Celsius to 55 degrees Celsius under forced air cooling conditions.
  - Power Requirements: Operates on +5V, +12V and -12V power supplies. The typical current consumption of +5V is 3.5A with a maximum of 5A; the maximum current consumption of +12V is 1.0A when an off – board LAN transceiver is used; and the current consumption of -12V is 100mA.
Function Features
- Strong Computing Capability: The combination of the MC68030 microprocessor and the MC68882 floating – point co – processor significantly improves the processing speed of the single – board computer for both integer and floating – point operations, and can easily handle complex control algorithms and data analysis tasks in industrial systems.
- Rich Interface Expansion: The integration of multiple serial ports, Ethernet, SCSI and parallel ports eliminates the need for additional expansion modules. It can directly connect to printers, sensors, network devices and storage devices, simplifying the system structure and reducing hardware costs.
- High Data Reliability: The configurable parity check function of the main memory and the battery – backed NVRAM can effectively prevent data loss or errors caused by power outages and hardware failures, ensuring the stability of industrial control processes.
- Convenient Debugging and Maintenance: It comes with MVME147BUG diagnostic firmware and an on – board debugger. It supports real – time monitoring of the operation status of key components and rapid troubleshooting of faults, which reduces the difficulty of system debugging and after – sales maintenance.
- Superior System Compatibility: It is fully compatible with the VMEbus standard and can be seamlessly connected with various VME – compatible modules. It can also be installed and used in the standard Motorola VMEsystem 1000 chassis, adapting to diverse system configuration requirements.
Application Scenarios
- Industrial Control Systems: Serves as the core controller in PLC and DCS systems. It is applied to automated production lines in manufacturing, such as automobile assembly and electronic component processing, to control the operation sequence of equipment and collect production data in real time.
- Communication Base Station Equipment: Used in the control system of traditional communication base stations. It processes and forwards base station signal data through its Ethernet interface, and connects with peripheral monitoring modules through serial ports to realize the operation monitoring of base station equipment.
- Test and Measurement Instruments: Integrated into high – precision electronic test equipment. It utilizes its multi – interface and high – speed computing capabilities to control the test process, collect test data and interact with upper – computer software, improving the accuracy and efficiency of testing.
- Legacy Equipment Maintenance and Upgrades: As a key spare part for many legacy industrial control and communication systems. It is used to replace aged or faulty core control boards in equipment such as power plant control cabinets and railway signal devices, extending the service life of the legacy systems.
- Embedded System Development: Acts as a development platform for engineers engaged in embedded system research. Its stable performance and standardized interfaces provide a reliable hardware foundation for the development and verification of embedded software and control algorithms.