描述
产品简要说明
VMIC VMICPCI-5579-5 10是VMIC公司推出的高性能反射内存卡，专为实时分布式控制系统设计。其核心特性包括：
高速光纤网络：支持174MB/s数据传输速率，节点间延迟≤400ns
256节点扩展：通过环形或星形拓扑连接，支持多模光纤（300米）与单模光纤（10公里）传输
硬件级同步：数据写入本地内存后自动广播至全网，无需软件干预
多平台兼容：支持PCI/PCIe/VME等总线，适配Alpha、PowerPC、x86等处理器
产品详细说明
1.硬件架构与核心功能
双端口内存设计
本地内存：128MB板载RAM，支持32位/33MHz PCI总线接入
光纤通道：1.2Gbps ST接口，兼容OM3/OM4多模光纤，传输距离达10公里（单模）
硬件广播机制：数据写入本地内存后，通过FPGA逻辑自动广播至全网，延迟≤400ns
中断与同步机制
三级中断系统：支持高/中/低优先级中断，可自定义中断向量地址（0x20-0x3F）
数据绑定中断：确保中断信号在数据传输完成后触发，避免时序冲突
CRC-16校验：误码率≤10^-15，支持冗余传输模式（双通道校验）
环境适应性
工作温度：0℃～70℃（工业级）
电源冗余：支持5V/3.3V双电平供电，抗干扰能力达35kV脉冲
物理接口：PCI x16插槽，兼容CompactPCI/PMC扩展
产品概述:VMIC VMICPCI-5579-5 10
作为反射内存网络的核心组件，其核心价值在于实时数据同步与低延迟通信：
技术价值：
在飞行模拟器中，实现256节点间的微秒级数据同步
在核电站控制系统中，保障关键参数的实时一致性
行业适配：
航空航天：飞行器姿态控制、卫星遥测数据共享
工业自动化：多机器人协同控制、分布式传感器网络
军事国防：雷达数据融合、导弹制导系统通信
能源电力：智能电网实时监控、变电站状态同步
Product brief description
VMIC VMICPCI-5579-5 10 is a high-performance reflective memory card launched by VMIC,designed for real-time distributed control systems.Its core features include:
High-speed fiber optic network:supports 174MB/s data transmission rate,and inter-node delay≤400ns
256 node expansion:Connected through ring or star topology,support multimode fiber(300 meters)and singlemode fiber(10 kilometers)transmission
Hardware-level synchronization:data is automatically broadcast to the entire network after being written to local memory,without software intervention
Multi-platform compatibility:supports PCI/PCIe/VME and other buses,and is suitable for Alpha,PowerPC,x86 and other processors
Product details
1.Hardware architecture and core functions
Dual-port memory design
Local memory:128MB onboard RAM,supports 32-bit/33MHz PCI bus access
Fibre Channel:1.2Gbps ST interface,compatible with OM3/OM4 multimode fiber,transmission distance up to 10 kilometers(single mode)
Hardware broadcast mechanism:After data is written to local memory,it is automatically broadcast to the entire network through FPGA logic,with a delay of≤400ns
Interrupt and synchronization mechanism
Three-level interrupt system:supports high/medium/low priority interrupts,and can customize interrupt vector address(0x20-0x3F)
Data binding interrupt:Ensure that the interrupt signal is triggered after data transmission is completed to avoid timing conflicts
CRC-16 verification:bit error rate≤10^-15,support redundant transmission mode(dual channel verification)
Environmental adaptability
Working temperature:0℃～70℃(industrial grade)
Power supply redundancy:supports dual-level power supply of 5V/3.3V,with anti-interference capability up to 35kV pulses
Physical interface:PCI x16 slot,compatible with CompactPCI/PMC extensions
Product Overview:VMIC VMICPCI-5579-5 10
As the core component of the reflective memory network,its core value lies in real-time data synchronization and low-latency communication:
Technical value:
In flight simulator,microsecond data synchronization between 256 nodes is achieved
In the nuclear power plant control system,ensure real-time consistency of key parameters
Industry adaptation:
Aerospace:aircraft attitude control,satellite telemetry data sharing
Industrial automation:multi-robot collaborative control,distributed sensor network
Military and national defense:radar data fusion,missile guidance system communication
Energy and electricity:real-time monitoring of smart grids and synchronization of substation status
