Motorola  01-W3885B I/O调制解调器模块

1.产 品 资 料 介 绍：

Motorola 01-W3885B VMEbus I/O 调制解调器模块解析

一、核心技术特性

1. 多场景数据通信能力

• 多通道收发：支持多通道并行数据传输，可同时对接多个外部设备（如传感器、远程终端、上位机），满足工业系统中 “多点数据交互” 需求；
• 调制解调功能：实现数字信号的高速调制与解调，适配不同传输介质（如有线、专用通信链路），保障数据在远距离或复杂信道中传输的完整性，避免信号畸变；
• 通信模式兼容：支持异步与同步两种通信模式，可根据外设协议（如 RS-232 异步通信、工业同步通信协议）灵活切换，覆盖工业场景主流通信需求。

2. VMEbus 深度兼容

• 通过 VME 总线接收主控指令，执行数据收发、协议转换任务；
• 支持 VME 中断响应，可将 “数据接收完成”“通信故障” 等信号上报主控，保障系统对通信事件的实时处理，不滞后于控制流程。

3. 灵活接口与信号适配

• 多类型 I/O 接口：提供 RS-232/RS-485 等常用工业接口，可直接连接外部设备，无需额外转接；
• 信号转换能力：支持不同电平（如 TTL、工业级高电平）与通信协议的转换，解决 “主控与外设电气标准不兼容” 问题，例如将 VME 系统的 TTL 信号转为 RS-485 差分信号，适配远距离外设。

Motorola 01-W3885B I/O调制解调器模块  英文资料：

Analysis of Motorola 01-W3885B VMEbus I/O modem module

Motorola 01-W3885B is an industrial grade embedded I/O modem module based on the VMEbus architecture. Its core positioning is to build a reliable communication bridge between VME systems (such as single board computers and controllers) and external devices. Through modulation and demodulation, signal conversion, and multi-channel data transmission and reception, it achieves stable data transmission in industrial control and embedded scenarios. It is the core communication component in critical systems that require high communication reliability.

1、 Core technical characteristics

1. Multi scenario data communication capability

Multi channel transmission and reception: Supports multi-channel parallel data transmission and can simultaneously interface with multiple external devices (such as sensors, remote terminals, and upper computers) to meet the demand for "multi-point data interaction" in industrial systems;

Modulation and demodulation function: realize high-speed modulation and demodulation of digital signals, adapt to different transmission media (such as wired and special communication links), ensure the integrity of data transmission in long distance or complex channels, and avoid signal distortion;

Communication mode compatibility: Supports both asynchronous and synchronous communication modes, and can be flexibly switched according to peripheral protocols (such as RS-232 asynchronous communication and industrial synchronous communication protocol), covering mainstream communication requirements in industrial scenarios.

2. VMEbus deep compatibility

Fully compliant with the VMEbus standard, it can seamlessly collaborate with Motorola series VME control units (such as MVME-162, MVME-320B single board computers) as a slave module:

Receive main control instructions through the VME bus, perform data transmission and protocol conversion tasks;

Support VME interrupt response, which can report signals such as "data reception completed" and "communication failure" to the main control, ensuring real-time processing of communication events by the system without lagging behind the control process.

3. Flexible interface and signal adaptation

Multi type I/O interface: Provides commonly used industrial interfaces such as RS-232/RS-485, which can be directly connected to external devices without the need for additional adapters;

Signal conversion capability: Supports the conversion of different levels (such as TTL, industrial high level) and communication protocols, solving the problem of "incompatibility between main control and peripheral electrical standards", such as converting the TTL signal of the VME system to RS-485 differential signal, and adapting to remote peripherals.

Motorola 01-W3885B I/O调制解调器模块 产      品      展      示      

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

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