User Guide

Extendinggerber.camJobforMultilayerBoards
The gerber.cam job can be used as the basis of the job for multilayer
boards.Itmustsimplybeextendedfortheadditionallayers.
Example: You want to output the files for a board with SMD compo
-
nents on the top and bottom sides, a supply layer $GND in Layer2, and
another inner layer with a polygon VCC in Layer 15 (which is renamed
toVCC).
You need silkscreen prints for the upper and lower sides, solder stop
masks,andamaskforthesoldercreamforbothsides.
Before you start to change the CAM job you should save the job under a
newnamethroughthe File/Savejobas.. menu.
TheCAMjobthencontainsthefollowingsections:
1.Creatingtheaperturetablewiththe GERBERAUTOdriver.
All the layers which will be needed in later sections must be activated
here.
2. Section for the component side (already contained in
GERBER.CAM).Youcreatetheoutputfiles:
name.cmp
Layers:Top,Pads,Vias
3.Solderside(alreadycontainedin gerber.cam):
name.sol
Layers:Bottom,Pads,Vias
4.Silkscreenprint,componentside(alreadycontainedin gerber.cam):
name.plc
Layers:tPlace,Dimension,tNames
5.Silkscreenprint,solderside(alreadycontainedin gerber.cam):
name.pls
Layers:bPlace,Dimension,bNames
6. Supplylayer$GND(new in gerber.cam):
name.ly2
Layers:$GND
7.VCCinnerlayer(new in gerber.cam):
name.l15
Layers:VCC,Pads,Vias
8.Solderstopmask,componentside(alreadycontainedin gerber.cam):
name.stc
Layers:tStop
9.Solderstopmask,solderside(alreadycontainedin gerber.cam):
name.sts
Layers:bStop
10.Soldercreammask,componentside(new in gerber.cam):
name.crc
Layers:tCream
11.Soldercreammask,solderside(new in gerber.cam):
name.crs
Layers:bCream
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EAGLEManual