Allegro中常见的DRC错误代码解析

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1、Allegro中DRC错误代码解释代码相关对象说明单一字符代码LLine走线PPin元件脚VVia贯穿孔KKeepin/out允许区域/禁止区域CComponent元件层级EElectricalConstraint电气约束JT-Junction呈现T形的走线IIslandForm被Pin或Via围成的负片孤铜   错误代码前置码说明  WWire与走线相关的错误DDesign与整个电路板相关的错误MSoldemask与防焊层相关的错误   错误代码后置码说明  SShape/Stub与走线层的Shape或分支相关的错误NNot Allowed与

2、不允许的设置相关的错误WWidth与宽度相关的错误   双字符错误代码  BBBondpadtoBondpadBondpad之间的错误BLBondpadtoLineBondpad与Line之间的错误BSBondpadtoShapeBondpad与Shape之间的错误CCPackagetoPackagePackage之间的Spacing错误SymbolSoldermasktoSymbolSoldermask零件防焊层之间的Spacing错误DFDifferentialPairLengthTolerance差分对走线的长度误差过长Different

3、ialPairPrimaryMaxSeparation差分对走线的主要距离太大DifferentialPairSecondaryMaxSeparation差分对走线的次要距离太大DifferentialPairSecondaryMaxLength差分对走线的次要距离长度过长DIDesignConstraintNegativePlaneIsland负片孤铜的错误EDPropagation-Delay走线的长度错误Relative-Propagation-Delay走线的等长错误ELMaxExposedLength走线在外层（TOP&BOTTOM）

4、的长度过长EPMaxNetParallelismLength-DistancePair已超过Net之间的平行长度ESMaxStubLength走线的分支过长ETElectricalTopology走线连接方式的错误EVMaxViaCount已超过走线使用的VIA的最大数目EXMaxCrosstalk已超过Crosstalk值MaxPeakCrosstalk已超过PeakCrosstalk值HHHoldtoHoldSpacing钻孔之间的距离太近HWDiagonalWiretoHoldSpacing斜线与钻孔之间的距离太近HoldtoOrthog

5、onalWireSpacing钻孔与垂直/水平线之间的距离太近IMImpedanceConstraint走线的阻抗值错误JNTJunctionNotAllowed走线呈T形的错误KBRouteKeepin toBondpadBondpad在Keepin之外Routekeepout toBondpadBondpad在keepout之内ViaKeepout to BondpadBondpad在ViaKeepout之内KCPackagetoPlaceKeepinSpacing元件在PlaceKeepin之外PackagetoPlaceKeepoutS

6、pacing元件在PlaceKeepout之内KLLinetoRouteKeepinSpacing走线在RouteKeepin之外LinetoRouteKeepoutSpacing走线在RouteKeepout之内KSShapetoRouteKeepinSpacingShape在RouteKeepin之外ShapetoRouteKeepoutSpacingShape在RouteKeepout之内KVBBViatoRouteKeepinSpacingBBVia在RouteKeepin之外BBViatoRouteKeepoutSpacingBBVi

7、a在RouteKeepout之内BBViatoViaKeepoutSpacingBBVia在ViaKeepout之内TestViatoRouteKeepinSpacingTestVia在RouteKeepin之外TestViatoRouteKeepoutSpacingTestVia在RouteKeepout之内TestViatoViaKeepoutSpacingTestVia在ViaKeepout之内ThroughViatoRouteKeepinSpacingThroughVia在RouteKeepin之外ThroughViatoRouteKe

8、epoutSpacingThroughVia在RouteKeepout之内ThroughViatoViaKeepoutSpacingThroughVi