Motorola VME162PA344SE CPU控制总线板

1.产 品 资 料 介 绍：

Motorola VME162PA344SE CPU 控制总线板解析

一、核心技术特性

1. 处理器配置：适配不同算力需求

• 68040 版本：集成浮点运算单元（FPU），具备 32 位整数运算与高精度浮点运算能力，能高效处理复杂控制算法（如多变量 PID 调节、信号滤波与分析），适配需高频数据运算的场景（如雷达信号处理、精密设备控制）；
• 68030 版本：侧重性能与成本的平衡，无内置 FPU 但兼容性更强，适合中低算力需求的场景（如简单逻辑控制、数据采集转发），可与更多传统 VME 模块无缝匹配。

2. VMEbus 总线：支撑多模块协同

• 作为 “主模块” 时，可主动发起数据读写请求，控制 I/O 模块、存储模块等从模块的工作；
• 作为 “从模块” 时，能响应其他主模块的指令，实现多板卡协同运算；
• 中断仲裁机制可保障紧急信号（如设备故障告警）优先被处理，满足工业控制 “低延迟响应” 需求。

3. I/O 接口：覆盖工业外设连接

• 串口：多通道 RS-232/422 接口，支持硬件流控，适配传感器、执行器等设备的远距离、抗干扰通信（如电机转速反馈、阀门状态采集）；
• 并口：1-2 路 Centronics 兼容并行接口，可连接打印机、数据采集模块等，实现批量数据输出或高速信号采集；
• 定时器与中断：内置可编程 16 位定时器（用于任务周期调度、脉冲信号生成），支持本地硬件中断（接收设备故障、超限告警等触发信号），提升系统对突发事件的响应速度。

Motorola VME162PA344SE CPU控制总线板 英文资料：

Analysis of Motorola VME162PA344SE CPU Control Bus Board

Motorola VME162PA344SE is an industrial grade CPU control bus board based on the VMEbus architecture, belonging to Motorola's classic VME162 series. With "high reliability, flexible computing power configuration, and strong environmental adaptability" as its core features, it is designed for key scenarios that require long-term stable operation in industrial control, power energy, national defense and military industry. It can serve as the core processing unit of embedded systems, undertaking data computation, logic control, and multi module collaborative tasks.

1、 Core technical characteristics

1. Processor configuration: Adapt to different computing power requirements

This board is equipped with Motorola 68040 or 68030 series industrial grade CPUs, and two models can be selected as needed:

68040 version: Integrated Floating Point Unit (FPU) with 32-bit integer operation and high-precision floating-point operation capabilities, capable of efficiently processing complex control algorithms (such as multivariable PID regulation, signal filtering and analysis), suitable for scenarios requiring high-frequency data operations (such as radar signal processing, precision equipment control);

68030 version: focuses on balancing performance and cost, without built-in FPU but with stronger compatibility, suitable for scenarios with low to medium computing power requirements (such as simple logic control, data collection and forwarding), and can seamlessly match with more traditional VME modules.

2. VMEbus: supports multi module collaboration

Fully compatible with VMEbus standard, equipped with 32-bit data/address bus, supporting "master/slave mode" switching and interrupt priority arbitration function:

As the "main module", it can actively initiate data read and write requests, control the work of I/O modules, storage modules, and other subordinate modules;

As a 'slave module', it can respond to instructions from other main modules and achieve multi board collaborative computing;

The interrupt arbitration mechanism can ensure that emergency signals (such as equipment failure alarms) are prioritized for processing, meeting the "low latency response" requirements of industrial control.

3. I/O interface: covering industrial peripheral connections

The board integrates rich I/O interfaces and can be connected to industrial field devices without the need for additional adapter modules

Serial port: Multi channel RS-232/422 interface, supports hardware flow control, adapts to long-distance and anti-interference communication of sensors, actuators and other devices (such as motor speed feedback and valve status acquisition);

Parallel port: 1-2 Centronics compatible parallel interfaces, can be connected to printers, data acquisition modules, etc., to achieve batch data output or high-speed signal acquisition;

Timer and Interrupt: Built in programmable 16 bit timer (used for task cycle scheduling and pulse signal generation), supports local hardware interrupts (receiving device failure, over limit alarm and other triggering signals), and improves the system's response speed to emergencies.

Motorola VME162PA344SE CPU控制总线板 产      品      展      示      

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The content is from Ruichang Mingsheng Automation Equipment Co., LTD

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