Motorola MVME 147-014适配器模块

1.产 品 资 料 介 绍：

Motorola MVME 147-014 VMEbus 适配器模块解析

一、核心技术特性

1. 信号适配与隔离保护
   核心功能是实现板间信号的电平匹配与电气隔离：
   • 支持 TTL、RS-232、工业高电平之间的双向转换，解决 VME 主控（如 MVME 系列单板机）与外部扩展模块、外设的 “电气标准不兼容” 问题，避免因电平差异导致的通信错误或硬件损坏；
   • 关键信号通道集成光电隔离电路（隔离电压≥2500Vrms），阻断主控与外设间的共地干扰（如工业电机浪涌、电力设备强磁场），保护 VME 核心模块，同时提升信号传输稳定性。
2. VMEbus 深度兼容
   完全符合 VMEbus 架构要求，可无缝融入 VME 多模块系统：
   • 能与 MVME 系列控制器（如 MVME-162 处理器板）、I/O 扩展板、通信模块协同工作，通过 VME 总线实现地址映射与中断响应，主控可直接控制适配器模块的信号转换与接口配置；
   • 支持 VME 主 / 从模块双向适配，既可作为 “主控 - 扩展板” 的中间衔接，也可作为 “多主模块” 间的信号中转，适配复杂系统架构。
3. 模块化接口与扩展能力
   配备多种标准化接口，支持灵活插接不同类型扩展模块：
   • 提供 VME 标准插槽与专用外设接口（如串口、数字量 I/O 接口），可直接接入 I/O 扩展板、传感器、执行器，无需额外转接；
   • 模块化设计允许按需扩展接口数量，例如通过堆叠或级联增加适配通道，满足 “多外设同时连接” 需求（如生产线多工位传感器接入）。
4. 工业级可靠性设计
   采用工业级 PCB 工艺与耐环境元器件：
   • 耐温范围覆盖 -20℃~+70℃（部分版本支持 -40℃~+85℃ 宽温），抗振动等级达 10-500Hz 1.5g，适配工业车间、车载（铁路 / 船舶）、户外设备间等振动频繁、温度波动的场景；
   • 电路设计符合 IEC 61000-4 电磁兼容标准，抵御电磁辐射干扰，支持 7×24 小时连续运行，平均无故障时间（MTBF）长，满足关键系统 “无间断衔接” 需求。

Motorola MVME 147-014适配器模块 英文资料：

Motorola MVME 147-014 VMEbus Adapter Module Analysis

Motorola MVME 147-014 is an industrial grade adapter module based on the VMEbus standard, with the core positioning as the "module connection bridge" of the VME system. Through signal adaptation, level matching, and modular interfaces, it solves the "interface compatibility" and "signal interference" problems between VME single board computers, expansion modules, and external devices, achieving reliable communication between modules and flexible system expansion. It is a key connecting component for building multi module collaborative systems in industrial, power, defense, and other scenarios.

1、 Core technical characteristics

Signal adaptation and isolation protection

The core function is to achieve level matching and electrical isolation of signals between boards:

Supports bidirectional conversion between TTL, RS-232, and industrial high levels, solves the problem of "electrical standard incompatibility" between VME controllers (such as MVME series single board computers) and external expansion modules and peripherals, and avoids communication errors or hardware damage caused by level differences;

Key signal channels are integrated with optoelectronic isolation circuits (isolation voltage ≥ 2500Vrms) to block common ground interference between the main control and peripherals (such as industrial motor surges and strong magnetic fields of power equipment), protect the VME core module, and improve signal transmission stability.

VMEbus deep compatibility

Fully compliant with VMEbus architecture requirements and seamlessly integrated into VME multi module systems:

It can work in conjunction with MVME series controllers (such as MVME-162 processor board), I/O expansion boards, and communication modules, and achieve address mapping and interrupt response through VME bus. The main controller can directly control the signal conversion and interface configuration of the adapter module;

Supports bidirectional adaptation of VME master/slave modules, which can serve as an intermediate connection between the "master control expansion board" and a signal relay between "multiple master modules", adapting to complex system architectures.

Modular interface and expansion capability

Equipped with multiple standardized interfaces, supporting flexible insertion of different types of expansion modules:

Provide VME standard slots and dedicated peripheral interfaces (such as serial ports and digital I/O interfaces), which can be directly connected to I/O expansion boards, sensors, and actuators without the need for additional adapters;

Modular design allows for on-demand expansion of the number of interfaces, such as adding adaptation channels through stacking or cascading, to meet the requirement of "simultaneous connection of multiple peripherals" (such as sensor access to multiple workstations on a production line).

Industrial grade reliability design

Adopting industrial grade PCB technology and environmentally resistant components:

The temperature resistance range covers -20 ℃~+70 ℃ (some versions support a wide temperature range of -40 ℃~+85 ℃), and the anti vibration level reaches 10-500Hz 1.5g, suitable for industrial workshops, vehicle mounted (railway/ship), outdoor equipment rooms and other scenarios with frequent vibration and temperature fluctuations;

 Motorola MVME 147-014适配器模块  产      品      展      示      

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

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