XYCOM XVME-653 是一款单槽 VMEbus 奔腾处理器模块，专为工业自动化和控制系统设计，具备高性能计算能力和丰富的 I/O 接口。

核心特性

1. 处理器性能
   • 233 MHz Intel Pentium® MMX™ CPU：配备 512KB 同步二级缓存，支持多任务处理，适用于复杂数据计算和实时控制。
   • 内存支持：最高可扩展至 256MB 快速页模式或 EDO DRAM，满足大规模数据存储需求。
2. 图形与显示
   • 集成高性能 PCI SVGA 控制器：内置 2MB VRAM，支持最高 1280×1024 分辨率和 256 色显示，适用于人机界面（HMI）或监控任务。
3. 存储与通信
   • PCI Enhanced IDE 控制器：支持 DMA 传输，可连接硬盘或光驱。
   • 10/100 Mbit PCI 以太网控制器：前端配备 RJ-45 接口，支持 10BaseT 和 100BaseTX 自动协商。
4. I/O 扩展性
   • PCI-to-VMEbus 接口：支持 DMA 和块传输（BLT），兼容 VMEbus 多处理能力。
   • 丰富接口：包括 USB 端口、两个高速串口（16550 兼容）、EPP/ECP 并口、PS/2 键盘/鼠标接口，满足多样化外设连接需求。
5. 扩展能力

   • 可选 I/O 扩展：通过 Xycom 的模块化载板（如 XVME-976）支持 PMC、PC/104、短 ISA 或 PCI 模块扩展，灵活适应不同应用场景。

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技术优势

1. 高性能与兼容性
   • 基于 PCI 本地总线架构，结合 Intel 芯片组，提供高效的数据传输和低延迟控制能力。
   • 支持标准 PC 软件和操作系统（如 Windows NT、Linux），降低开发成本。
2. 高可靠性设计
   • 针对工业环境优化，具备抗电磁干扰和耐高温特性，确保长期稳定运行。
   • 支持 ECC 或奇偶校验内存，提升数据完整性。
3. 灵活的配置选项
   • 可选配 72MB 闪存盘，实现无硬盘启动和快速系统部署。
   • 支持硬件字节交换逻辑，适应不同数据格式需求。

典型应用场景

1. 工业自动化
   • 作为 PLC 或 DCS 系统的核心控制器，处理实时数据并驱动 HMI 显示。
   • 连接传感器和执行器，实现精确的过程控制。
2. 测试与测量
   • 在数据采集系统中负责信号处理和存储，支持高速同步采样。
   • 通过以太网接口实现远程监控和数据分析。
3. 军事与航空航天
   • 用于嵌入式系统，支持高可靠性要求的实时控制任务。
   • 模块化设计便于系统升级和维护。

XYCOM XVME-653 is a single slot VMEbus Pentium processor module designed specifically for industrial automation and control systems, with high-performance computing capabilities and rich I/O interfaces.

Core Features

processor performance

233 MHz Intel Pentium ®  MMX ™  CPU: Equipped with 512KB synchronous L2 cache, supports multitasking, suitable for complex data computation and real-time control.

Memory support: expandable up to 256MB Fast Page Mode or EDO DRAM to meet large-scale data storage needs.

Graphics and Display

Integrated high-performance PCI SVGA controller: Built in 2MB VRAM, supports up to 1280 × 1024 resolution and 256 color display, suitable for human-machine interface (HMI) or monitoring tasks.

Storage and Communication

PCI Enhanced IDE Controller: Supports DMA transfer and can be connected to hard drives or optical drives.

10/100 Mbit PCI Ethernet controller: equipped with RJ-45 interface in the front-end, supporting automatic negotiation of 10BaseT and 100BaseTX.

I/O scalability

PCI to VMEbus interface: Supports DMA and block transfer (BLT), compatible with VMEbus multi processing capabilities.

Rich interfaces: including USB ports, two high-speed serial ports (16550 compatible), EPP/ECP parallel ports, PS/2 keyboard/mouse interfaces, to meet diverse peripheral connection needs.

Scalability

Optional I/O Expansion: Supports PMC, PC/104, short ISA, or PCI module expansion through Xycom's modular carrier board (such as XVME-976), flexibly adapting to different application scenarios.

technical advantage

High performance and compatibility

Based on the PCI local bus architecture, combined with Intel chipset, it provides efficient data transmission and low latency control capabilities.

Support standard PC software and operating systems (such as Windows NT, Linux) to reduce development costs.

High reliability design

Targeting industrial environment optimization, it has anti electromagnetic interference and high temperature resistance characteristics to ensure long-term stable operation.

Support ECC or parity check memory to enhance data integrity.

Flexible configuration options

Optional 72MB flash drive for hard disk free boot and fast system deployment.

Support hardware byte swapping logic to adapt to different data format requirements.

Typical application scenarios

Industrial Automation

As the core controller of PLC or DCS systems, it processes real-time data and drives HMI displays.

Connect sensors and actuators to achieve precise process control.

test and measurement

Responsible for signal processing and storage in the data acquisition system, supporting high-speed synchronous sampling.

Realize remote monitoring and data analysis through Ethernet interface.

Military and Aerospace

Used for embedded systems, supporting real-time control tasks with high reliability requirements.

Modular design facilitates system upgrades and maintenance.