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《OrCAD Capture User Guide -- 3. Opening and developing part libraries 》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。
1、OrCADCaptureUserGuide,ProductVersion16.33OpeninganddevelopingpartlibrariesThischaptercovers:"Addingalibrarytoyourproject""Creatingalibrary""Openingalibrary""Editingalibrary""Closingandsavingalibrary"Alibraryisafilethatstoresparts,symbols,titleblocks,schematicfoldersorschematicpages.Captureprovidesm
2、orethan80libraries;inaddition,youcancreateadditionalcustomlibraries.IfyoueditalibraryprovidedbyCapture,youshouldgiveitacustomnamesothatyouwillnotcopyoveryourchangeswhenyoureceiveupdatedlibraries.Youcan,forexample,createalibrarytoholdallyourprogrammablelogicdevice,ortoholdschematicfoldersthatyouuseo
3、ften.Thereisnoneedtocreatealibraryforaparticularproject,becausethedesigncacheholdsallthepartsandsymbolsusedintheproject.Note:Schematicfoldersandschematicpagescannotbecreatedinalibrary,butcanbecopiedormovedtoalibraryfromaproject.Schematicfoldersandschematicpagescanalsobeeditedinalibrary.Becausealibr
4、aryisafile,youcanworkwithitintheWindowsFileManageraswellasinCapture.Itisrecommendedthat,ratherthaneditingpartsinlibrariesprovidedbyOrCAD,youcopythepartandmakethechangesinacustomlibrary.IfyoudoeditalibraryprovidedbyOrCAD,itisimportantthatyouassignanewlibraryname(fromtheFilemenu,chooseSaveAs)sothatyo
5、urchangesarenotoverwrittenwhenyouupdateorupgradeyoursoftware.Note:Whenyousaveaproject,Captureautomaticallycreatesabackupwitha.DBKfileextension.Whenyousavealibrary,Captureautomaticallycreatesabackupwitha.OBKfileextension.Ifyousaveonlyaschematicpageorapart,nobackupisgenerated.1Note:Ifyoumovealibrarya
6、fteryouplaceapart,theconnectionbetweenthepartanditslibraryisbroken.Inthiscase,theUpdateCachecommandwillnotfindthelibrary;you'llneedtousetheReplaceCachecommandandspecifythenewpathtothelibrary.AddingalibrarytoyourprojectWhenyouaddalibrarytoyourproject,youmakeallthepartscontainedthereinavailableforpla
7、cementonschematicpages.Toaddanexistinglibrarytoyourproject1.FromtheFilemenu,chooseOpen.TheOpendialogboxappears.2.Selectthelibraryyouwishtoopen.Ifthelibraryfileisnotlisted,dooneormoreofthefollowing:IntheLook
