第2节PCB基本概念及PCB库制作

PCB基本概念及

QQ群：北方科技课件密码：1PCBEditorUserInterface2ViewCommands3PCBdesignobjects4TracksPlace»InteractiveRouting(PT)在走线的时候按Tab键输入线的属性按下*键可以出现一个过孔，或者按+或–

可以换工作层面5TracksTrackPlacementmodesSHIFT+SPACEBAR切换模式SPACEBAR切换start和finishCTRL+CLICK高亮一条线SHIFT+CTRL+CLICK可以高亮几条线CTRL+h选择一条线SHIFT+s分层选中一条线后可以改变位置而不需要重新走线6LinesPlace»Line.Tab查看属性Boardoutlineorkeepoutboundariesonnon-electricallayers.7Pads焊盘Place»Pad注意：带孔的焊盘在ElectricalType的选项为MutiLayer其他为不带孔的可以作为testpointsormountingholes.8Via过孔Place»ViaTab思考为什么有StartLayerEndLayer？多层板注意：Net选项9Strings字符Tab10OtherobjectsDimensionsandcoordinates标尺Fills填充CopperRegion

多边形的填充11PanelFavoritesPanelFavoritesPanelClipboardpanelOther这些都可以在System下找到12Selection很多时候目标需要选择后才能进行相关操作，SHIFT+click选择多个元件Findsimilarobjects查找相似的对象，很有用13Masking高亮某一条线用右下角的clear可以清除masklevel14SettingupthePCBBoardOptionsdialogThePCBcoordinatesystemEdit»Origin»SetEdit»Origin»Reset15SettingupthePCBViewConfigurations16CreatinganewPCBFile»New»PCBNewfromTemplatePcbBoardwizardDesign»BoardShape»AutoPositionSheetDefiningtheBoardShape,andPlacement/RoutingBoundaryKeepoutlayer17SettingupthePCBSettingupthePCBlayers18SettingupthePCB(Design»BoardLayers&Colors).19Layerdefinitions关于pcb层的讨论SignalLayersInternalPlanesKeepOutlayerAddinglayersInternalpowerplanesDefininganinternalpowerplaneDefiningasplitpowerplaneRe-definingasplitplaneDeletingasplitplane20GlobalEditing全局编辑1.EditingMultipleTextObjectsFindandReplaceTextTheParameterManagerTools>ParameterManager2.

TheDataEditingSystemFindingandSelectingObjectsExercises–editingobjectsTheFootprintManager21GlobalEditingTheDataEditingSystemFindingandSelectingObjectsUsingthePCBPanelMaskSelectZoomClearexisting22GlobalEditingUsingtheFindSimilarObjectsdialog23GlobalEditingUsingtheFilterPanel可以用复杂的表达式来过滤对象24GlobalEditing

UsingtheListPanel25GlobalEditingInspectingandeditingtheselectedobjects26GlobalEditing

TheFootprintManager27PCBLibraryEditorThePCBLibraryworkspacePCBlibrary(*.PcbLib)28PCBLibraryEditorPanelRight-clickintheComponentssectiontodisplaymenuoptionstoCreateNewComponents,editComponentProperties,CopyorPasteselectedcomponents,orupdatethecomponentfootprintsonopenPCBs.-copyingandpastingwithinalibrary,-copyingandpastingfromaPCBintoalibrary,-copyingandpastingbetweenPCBlibraries.29CreatingacomponentusingtheComponentWizardTools»NewComponent.30CreatingacomponentusingIPCfootprintwizard在PCB库的编辑环境下，Tools>IPCfootprintwizard31ManuallycreatingacomponentCopyingacomponentSpecialstringsintheLibraryEditorBrowsingfootprintlibraries