基于PM5360的通道化OC48 POS线卡设计  

Design of channelized OC48 POS linecard based on PM5360

作　　者：张校辉[1] 吕平[1] 刘宗海[1] 

机构地区：[1]国家数字交换系统工程技术研究中心,河南郑州450002

出　　处：《电子设计工程》2010年第3期87-89,共3页Electronic Design Engineering

基　　金：国家863计划项目(2008AA01A323)

摘　　要：通道化线卡是一类特殊的POS型线卡。研究OC48 POS线卡的设计与实现,给出线卡的整体设计方案。采用PM5360型链路层器件完成底层信号处理,而采用FPGA进行报文处理。重点讨论PM5360应用中的关键问题。通过设计灵活的芯片配置方案,该线卡可以适应OC48信号内低速率的OC3和OC12子层信号的灵活组合。The channelized linecard is a special POS linecard.This paper researched the design and implementation of OC48 linecard,the whole design scheme was given.The design adopted the link layer chip PM5360 to process the low-level signals, and used FPGA to process messages.The key points in applying PM5360 is mainly discussed.By designing a flexible configuration trick for PM5360,the linecard can accommodate the low speed OC3 and OC12 signal＇s dynamic combination in the channelized OC48 signal.

关 键 词：路由器 线卡 POS 通道化 链路层器件 PM5360 

分 类 号：TP393[自动化与计算机技术—计算机应用技术]