Motorola  MVME162-02 工控控制卡件

1.产 品 资 料 介 绍：

Motorola MVME162-02 VMEbus 工业控制卡件深度解析

一、核心技术特性：适配工业场景的硬实力

1. 处理器与运算能力：平衡性能与稳定性

• 核心芯片灵活配置：
  基础版本搭载 MC68030 CPU（25 MHz），32 位地址 / 数据总线，集成 256B 指令缓存 + 256B 数据缓存，支持虚拟内存管理（MMU），可满足工业逻辑控制、数据采集等基础任务；
  高端版本可升级为 MC68LC040/MC68040（33 MHz），缓存容量提升至 4KB（指令 + 数据），运算效率较 68030 提升 1.5-2 倍，且 可选 MC68882 浮点协处理器，强化电力参数计算、雷达信号预处理等浮点密集型任务的处理速度，避免软件模拟浮点导致的性能损耗。
• 实时性保障：
  支持多任务实时操作系统（RTOS），中断响应延迟低至 微秒级（<10μs），可优先处理高紧急度事件（如设备故障告警、传感器超限保护），符合工业控制 “毫秒级响应” 的核心需求。

2. 存储配置：兼顾容量与数据安全

• DRAM 内存：标配 4MB，最大可扩展至 16MB，支持奇偶校验（部分版本），保障多任务运行时的临时数据读写准确性，避免内存错误导致的控制逻辑异常（如生产线误动作、电力调度指令错误）；
• 固化存储：256KB-2MB EPROM/Flash 用于存储引导程序（如 Bootloader）、操作系统内核及基础驱动，断电后程序不丢失，支持系统上电自动启动，减少人工干预；
• NVRAM 与 RTC：带电池备份的 NVRAM（典型容量 8KB-32KB）可永久保存系统参数（如控制阈值、设备地址），搭配实时时钟（RTC）记录事件时间戳，便于故障溯源（如变电站跳闸时间、生产线异常时刻）。

Motorola MVME162-02 工控控制卡件 英文资料：

Deep Analysis of Motorola MVME162-02 VMEbus Industrial Control Card

The Motorola MVME162-02 is an early classic model of the MVME162 series, a VMEbus industrial control card based on the MC68030/MC68040 processor architecture, essentially a highly integrated embedded single board computer (SBC). Its core value lies in "compact integration+industrial grade reliability+flexible expansion" - by integrating processors, memory, multiple types of I/O, and VME bus control functions, it can operate as an independent control unit or integrate into distributed systems to undertake core computing. It is an "old but critical" embedded control component in industrial automation, power, transportation and other fields, and still plays a role in a large number of legacy systems (legacy systems) today.

1、 Core technical feature: Hard power adapted to industrial scenarios

1. Processor and computing power: Balancing performance and stability

Flexible configuration of core chips:

The basic version is equipped with MC68030 CPU (25 MHz), 32-bit address/data bus, integrated 256B instruction cache+256B data cache, supports virtual memory management (MMU), and can meet basic tasks such as industrial logic control and data acquisition;

The high-end version can be upgraded to MC68LC040/MC68040 (33 MHz), with a cache capacity increased to 4KB (instructions+data). The computational efficiency is 1.5-2 times higher than 68030, and an optional MC68882 floating-point coprocessor is available to enhance the processing speed of floating-point intensive tasks such as power parameter calculation and radar signal preprocessing, avoiding performance loss caused by software simulation of floating-point.

Real time guarantee:

Supports multitasking real-time operating systems (RTOS), with interrupt response latency as low as microseconds (<10 μ s), and can prioritize handling high emergency events (such as device failure alarms and sensor overload protection), meeting the core requirements of industrial control's "millisecond level response".

2. Storage configuration: Balancing capacity and data security

DRAM memory: standard 4MB, expandable up to 16MB, supports parity check (some versions), ensures the accuracy of temporary data read and write during multitasking, and avoids control logic exceptions caused by memory errors (such as production line misoperation and power dispatch instruction errors);

Fixed storage: 256KB-2MB EPROM/Flash is used to store boot programs (such as Bootloader), operating system kernels, and basic drivers. Programs are not lost after power failure, and the system supports automatic startup when powered on, reducing manual intervention;

NVRAM and RTC: NVRAM with battery backup (typical capacity 8KB-32KB) can permanently store system parameters (such as control thresholds, device addresses), and is paired with a real-time clock (RTC) to record event timestamps for easy fault tracing (such as substation trip time, production line abnormal time).

 Motorola MVME162-02 工控控制卡件 产      品      展      示      

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

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