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1、毕业设计外文资料翻译（译文）题目名称：EmbeddedLinuxapplications:Anoverview学院：计算机科学技术专业年级：计算机科学与技术07级学生姓名：xx班级学号：1班16号指导教师：xx二○一一年四月十日译文题目：EmbeddedLinuxapplications:Anoverview原文题目：嵌入式Linux应用：概述原文出处：Internetsource:http://www.ibm.com/developer--works/cn/linux/embed/embl/overview/index.htmlEmbeddedLinux
2、applications:AnoverviewLinuxnowspansthespectrumofcomputingapplications,includingIBM'stinyLinuxwristwatch,hand-helddevices(PDAsandcellphones),Internetappliances,thinclients,firewalls,industrialrobotics,telephonyinfrastructureequipment,andevencluster-basedsupercomputers.Let'stakealo
3、okatwhatLinuxhastoofferasanembeddedsystem,andwhyit'sthemostattractiveoptioncurrentlyavailable.One.EmergenceofembeddedsystemsThecomputersusedtocontrolequipment,otherwiseknownasembeddedsystems,havebeenaroundforaboutaslongascomputersthemselves.Theywerefirstusedbackinthelate1960sincom
4、municationstocontrolelectromechanicaltelephoneswitches.Asthecomputerindustryhasmovedtowardeversmallersystemsoverthepastdecadeorso,embeddedsystemshavemovedalongwithit,providingmorecapabilitiesforthesetinymachines.Increasingly,theseembeddedsystemsneedtobeconnectedtosomesortofnetwork
5、,andthusrequireanetworkingstack,whichincreasesthecomplexitylevelandrequiresmorememoryandinterfaces,aswellas,youguessedit,theservicesofanoperatingsystem.Off-the-shelfoperatingsystemsforembeddedsystemsbegantoappearinthelate1970s,andtodayseveraldozenviableoptionsareavailable.Outofthe
6、se,afewmajorplayershaveemerged,suchasVxWorks,pSOS,Neculeus,andWindowsCE.Two.Advantages/disadvantagesofusingLinuxforyourembeddedsystemAlthoughmostLinuxsystemsrunonPCplatforms,Linuxcanalsobeareliableworkhorseforembeddedsystems.Thepopular"back-to-basics"approachofLinux,whichmakesitea
7、sierandmoreflexibletoinstallandadministerthanUNIX,isanaddedadvantageforUNIXguruswhoalreadyappreciatetheoperatingsystembecauseithasmanyofthesamecommandsandprogramminginterfacesastraditionalUNIX.Thetypicalshrink-wrappedLinuxsystemhasbeenpackagedtorunonaPC,withaharddiskandtonsofmemor
8、y,muchofwhichisnotneededonanembed
