# TV6_Layer enumeration

*No description yet.*

```csharp
public enum TV6_Layer
```

**Namespace:** PCB · **Assembly:** Altium.SDK.Interfaces

## Values

| Name | Value | Description |
| --- | --- | --- |
| `eV6_NoLayer` | 0 |  |
| `eV6_TopLayer` | 1 |  |
| `eV6_MidLayer1` | 2 |  |
| `eV6_MidLayer2` | 3 |  |
| `eV6_MidLayer3` | 4 |  |
| `eV6_MidLayer4` | 5 |  |
| `eV6_MidLayer5` | 6 |  |
| `eV6_MidLayer6` | 7 |  |
| `eV6_MidLayer7` | 8 |  |
| `eV6_MidLayer8` | 9 |  |
| `eV6_MidLayer9` | 10 |  |
| `eV6_MidLayer10` | 11 |  |
| `eV6_MidLayer11` | 12 |  |
| `eV6_MidLayer12` | 13 |  |
| `eV6_MidLayer13` | 14 |  |
| `eV6_MidLayer14` | 15 |  |
| `eV6_MidLayer15` | 16 |  |
| `eV6_MidLayer16` | 17 |  |
| `eV6_MidLayer17` | 18 |  |
| `eV6_MidLayer18` | 19 |  |
| `eV6_MidLayer19` | 20 |  |
| `eV6_MidLayer20` | 21 |  |
| `eV6_MidLayer21` | 22 |  |
| `eV6_MidLayer22` | 23 |  |
| `eV6_MidLayer23` | 24 |  |
| `eV6_MidLayer24` | 25 |  |
| `eV6_MidLayer25` | 26 |  |
| `eV6_MidLayer26` | 27 |  |
| `eV6_MidLayer27` | 28 |  |
| `eV6_MidLayer28` | 29 |  |
| `eV6_MidLayer29` | 30 |  |
| `eV6_MidLayer30` | 31 |  |
| `eV6_BottomLayer` | 32 |  |
| `eV6_TopOverlay` | 33 |  |
| `eV6_BottomOverlay` | 34 |  |
| `eV6_TopPaste` | 35 |  |
| `eV6_BottomPaste` | 36 |  |
| `eV6_TopSolder` | 37 |  |
| `eV6_BottomSolder` | 38 |  |
| `eV6_InternalPlane1` | 39 |  |
| `eV6_InternalPlane2` | 40 |  |
| `eV6_InternalPlane3` | 41 |  |
| `eV6_InternalPlane4` | 42 |  |
| `eV6_InternalPlane5` | 43 |  |
| `eV6_InternalPlane6` | 44 |  |
| `eV6_InternalPlane7` | 45 |  |
| `eV6_InternalPlane8` | 46 |  |
| `eV6_InternalPlane9` | 47 |  |
| `eV6_InternalPlane10` | 48 |  |
| `eV6_InternalPlane11` | 49 |  |
| `eV6_InternalPlane12` | 50 |  |
| `eV6_InternalPlane13` | 51 |  |
| `eV6_InternalPlane14` | 52 |  |
| `eV6_InternalPlane15` | 53 |  |
| `eV6_InternalPlane16` | 54 |  |
| `eV6_DrillGuide` | 55 |  |
| `eV6_KeepOutLayer` | 56 |  |
| `eV6_Mechanical1` | 57 |  |
| `eV6_Mechanical2` | 58 |  |
| `eV6_Mechanical3` | 59 |  |
| `eV6_Mechanical4` | 60 |  |
| `eV6_Mechanical5` | 61 |  |
| `eV6_Mechanical6` | 62 |  |
| `eV6_Mechanical7` | 63 |  |
| `eV6_Mechanical8` | 64 |  |
| `eV6_Mechanical9` | 65 |  |
| `eV6_Mechanical10` | 66 |  |
| `eV6_Mechanical11` | 67 |  |
| `eV6_Mechanical12` | 68 |  |
| `eV6_Mechanical13` | 69 |  |
| `eV6_Mechanical14` | 70 |  |
| `eV6_Mechanical15` | 71 |  |
| `eV6_Mechanical16` | 72 |  |
| `eV6_DrillDrawing` | 73 |  |
| `eV6_MultiLayer` | 74 |  |
| `eV6_ConnectLayer` | 75 |  |
| `eV6_BackGroundLayer` | 76 |  |
| `eV6_DRCErrorLayer` | 77 |  |
| `eV6_HighlightLayer` | 78 |  |
| `eV6_GridColor1` | 79 |  |
| `eV6_GridColor10` | 80 |  |
| `eV6_PadHoleLayer` | 81 |  |
| `eV6_ViaHoleLayer` | 82 |  |

## Returned by

[ILayerMapping.MappedPCBLayer](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/ILayerMapping.md#mappedpcblayer), [IPCB_Board.CurrentLayer](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_Board.md#currentlayer), [IPCB_ConfinementConstraint.ConstraintLayer](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_ConfinementConstraint.md#constraintlayer), [IPCB_Connection.Layer1](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_Connection.md#layer1), [IPCB_Connection.Layer2](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_Connection.md#layer2), [IPCB_DrillLayerPair.HighLayer](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_DrillLayerPair.md#highlayer), [IPCB_DrillLayerPair.LowLayer](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_DrillLayerPair.md#lowlayer), [IPCB_InteractiveRoutingOptions.OldTrackDrawLayer](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_InteractiveRoutingOptions.md#oldtrackdrawlayer), [IPCB_LayerObject.V6_LayerID](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_LayerObject.md#v6_layerid), [IPCB_LayerObject_V7.LayerId](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_LayerObject_V7.md#layerid), [IPCB_Primitive.Layer](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_Primitive.md#layer), [IV7_Layer.GetDEBUGV6LAYER](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IV7_Layer.md#getdebugv6layer), [V7_LayerBase.DEBUGV6LAYER](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/V7_LayerBase.md#debugv6layer), [V7_LayerBase.GetDEBUGV6LAYER](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/V7_LayerBase.md#getdebugv6layer), [PCBConstant.V6AllLayers](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/PCBConstant.md#v6alllayers), [PCBConstant.V6cMaxEditableLayer](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/PCBConstant.md#v6cmaxeditablelayer), [PCBConstant.V6cMidLayers](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/PCBConstant.md#v6cmidlayers), [PCBConstant.V6InternalPlanes](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/PCBConstant.md#v6internalplanes), [PCBConstant.V6kMaxInternalPlane](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/PCBConstant.md#v6kmaxinternalplane), [PCBConstant.V6kMinInternalPlane](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/PCBConstant.md#v6kmininternalplane), [PCBConstant.V6MaxBoardLayer](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/PCBConstant.md#v6maxboardlayer), [PCBConstant.V6MaxLayer](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/PCBConstant.md#v6maxlayer), [PCBConstant.V6MaxMechanicalLayer](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/PCBConstant.md#v6maxmechanicallayer), [PCBConstant.V6MaxRouteLayer](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/PCBConstant.md#v6maxroutelayer), [PCBConstant.V6MaxWarehouseLayer](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/PCBConstant.md#v6maxwarehouselayer), [PCBConstant.V6MechanicalLayers](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/PCBConstant.md#v6mechanicallayers), [PCBConstant.V6MinLayer](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/PCBConstant.md#v6minlayer), [PCBConstant.V6MinMechanicalLayer](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/PCBConstant.md#v6minmechanicallayer), [PCBConstant.V6MultiLayers](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/PCBConstant.md#v6multilayers), [PCBConstant.V6OverlayLayers](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/PCBConstant.md#v6overlaylayers), [PCBConstant.V6SignalLayers](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/PCBConstant.md#v6signallayers), [PCBConstant.V6SolderMaskLayers](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/PCBConstant.md#v6soldermasklayers), [PCBConstant.V6xAllLayers](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/PCBConstant.md#v6xalllayers), [V7_Layer.SafeV6Layer](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/V7_Layer.md#safev6layer)

## Accepted by

[IPCB_BackDrilling.IsBackDrillLayer](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_BackDrilling.md#isbackdrilllayer), [IPCB_Board.InvalidatePlane](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_Board.md#invalidateplane), [IPCB_Board.LayerColor](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_Board.md#layercolor), [IPCB_Board.LayerPairByPair](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_Board.md#layerpairbypair), [IPCB_BoardLayerSetManager.NewLayerSet](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_BoardLayerSetManager.md#newlayerset), [IPCB_BoardLayerSetManager.UpdateLayerSet](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_BoardLayerSetManager.md#updatelayerset), [IPCB_BoardOutline.InvalidatePlane](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_BoardOutline.md#invalidateplane), [IPCB_ContourMaker.MakeContour](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_ContourMaker.md#makecontour), [IPCB_ContourMaker.MakeContour_1](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_ContourMaker.md#makecontour_1), [IPCB_ContourMaker.MakeContour_2](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_ContourMaker.md#makecontour_2), [IPCB_ContourMaker.MakeContour_3](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_ContourMaker.md#makecontour_3), [IPCB_ContourMaker.MakeContour_4](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_ContourMaker.md#makecontour_4), [IPCB_ContourMaker.MakeContour_5](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_ContourMaker.md#makecontour_5), [IPCB_ContourMaker.MakeContour_6](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_ContourMaker.md#makecontour_6), [IPCB_ContourMaker.MakeContour_7](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_ContourMaker.md#makecontour_7), [IPCB_ContourMaker.MakeContour_8](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_ContourMaker.md#makecontour_8), [IPCB_ContourMaker.MakeContour_9](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_ContourMaker.md#makecontour_9), [IPCB_ContourMaker2.MakeContour_10](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_ContourMaker2.md#makecontour_10), [IPCB_ContourMaker2.MakeContour_11](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_ContourMaker2.md#makecontour_11), [IPCB_ContourMaker2.MakeContour_12](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_ContourMaker2.md#makecontour_12), [IPCB_ContourMaker2.MakeContour_13](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_ContourMaker2.md#makecontour_13), [IPCB_ContourMaker2.MakeContour_14](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_ContourMaker2.md#makecontour_14), [IPCB_ContourMaker2.MakeContour_15](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_ContourMaker2.md#makecontour_15), [IPCB_ContourMaker2.MakeContour_16](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_ContourMaker2.md#makecontour_16), [IPCB_ContourMaker2.MakeContour_17](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_ContourMaker2.md#makecontour_17), [IPCB_ContourMaker2.MakeContour_18](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_ContourMaker2.md#makecontour_18), [IPCB_ContourMaker2.MakeContour_19](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_ContourMaker2.md#makecontour_19), [IPCB_DifferentialPairsRoutingRule2.MaxGap_1](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_DifferentialPairsRoutingRule2.md#maxgap_1), [IPCB_DifferentialPairsRoutingRule2.MinGap_1](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_DifferentialPairsRoutingRule2.md#mingap_1), [IPCB_DifferentialPairsRoutingRule2.PreferedGap_1](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_DifferentialPairsRoutingRule2.md#preferedgap_1), [IPCB_Group.LayerUsed](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_Group.md#layerused), [IPCB_LayerStack.LayerObject](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_LayerStack.md#layerobject), [IPCB_LayerStack_V7.InsertLayer](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_LayerStack_V7.md#insertlayer), [IPCB_LayerStack_V7.LayerObject](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_LayerStack_V7.md#layerobject), [IPCB_MechanicalLayerPairs.FlipLayer](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_MechanicalLayerPairs.md#fliplayer), [IPCB_ObjectClass.AddLayerMember](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_ObjectClass.md#addlayermember), [IPCB_ObjectClass.IsLayerMember](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_ObjectClass.md#islayermember), [IPCB_ObjectClass.RemoveLayerMember](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_ObjectClass.md#removelayermember), [IPCB_ObjectClass1.AddLayerMember](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_ObjectClass1.md#addlayermember), [IPCB_ObjectClass1.IsLayerMember](https://altiumdeveloper.github.io/ad-sdk-docs/reference/pcb/IPCB_ObjectClass1.md#islayermember), and 20 more.

## Examples

Used in the SDK examples: [Extension_PlacePad](https://github.com/AltiumDeveloper/ad-sdk-examples/blob/5b144f54740a53ec578b3b6c3f902b831e0b1144/Extension_PlacePad/Source%20Code/PlacePadCommand.cs#L39).