{ "Header": { "GenerationSoftware": { "Vendor": "KiCad", "Application": "Pcbnew", "Version": "8.0.6" }, "CreationDate": "2025-02-03T11:58:57+03:00" }, "GeneralSpecs": { "ProjectId": { "Name": "multistepper", "GUID": "6d756c74-6973-4746-9570-7065722e6b69", "Revision": "rev?" }, "Size": { "X": 113.6, "Y": 105.6 }, "LayerNumber": 4, "BoardThickness": 4.69, "Finish": "None" }, "DesignRules": [ { "Layers": "Outer", "PadToPad": 0.1, "PadToTrack": 0.1, "TrackToTrack": 0.1, "MinLineWidth": 0.2, "TrackToRegion": 0.508, "RegionToRegion": 0.508 }, { "Layers": "Inner", "PadToPad": 0.0, "PadToTrack": 0.0, "TrackToTrack": 0.1, "MinLineWidth": 0.3, "TrackToRegion": 0.508, "RegionToRegion": 0.508 } ], "FilesAttributes": [ { "Path": "multistepper-F_Cu.gbr", "FileFunction": "Copper,L1,Top", "FilePolarity": "Positive" }, { "Path": "multistepper-Ground_Cu.gbr", "FileFunction": "Copper,L2,Inr", "FilePolarity": "Positive" }, { "Path": "multistepper-Power_Cu.gbr", "FileFunction": "Copper,L3,Inr", "FilePolarity": "Positive" }, { "Path": "multistepper-B_Cu.gbr", "FileFunction": "Copper,L4,Bot", "FilePolarity": "Positive" }, { "Path": "multistepper-F_Paste.gbr", "FileFunction": "SolderPaste,Top", "FilePolarity": "Positive" }, { "Path": "multistepper-B_Paste.gbr", "FileFunction": "SolderPaste,Bot", "FilePolarity": "Positive" }, { "Path": "multistepper-F_Silkscreen.gbr", "FileFunction": "Legend,Top", "FilePolarity": "Positive" }, { "Path": "multistepper-B_Silkscreen.gbr", "FileFunction": "Legend,Bot", "FilePolarity": "Positive" }, { "Path": "multistepper-F_Mask.gbr", "FileFunction": "SolderMask,Top", "FilePolarity": "Negative" }, { "Path": "multistepper-B_Mask.gbr", "FileFunction": "SolderMask,Bot", "FilePolarity": "Negative" }, { "Path": "multistepper-Edge_Cuts.gbr", "FileFunction": "Profile", "FilePolarity": "Positive" } ], "MaterialStackup": [ { "Type": "Legend", "Name": "Top Silk Screen" }, { "Type": "SolderPaste", "Name": "Top Solder Paste" }, { "Type": "SolderMask", "Thickness": 0.01, "Name": "Top Solder Mask" }, { "Type": "Copper", "Thickness": 0.035, "Name": "F.Cu" }, { "Type": "Dielectric", "Thickness": 1.51, "Material": "FR4", "Name": "F.Cu/Ground.Cu", "Notes": "Type: dielectric layer 1 (from F.Cu to Ground.Cu)" }, { "Type": "Copper", "Thickness": 0.035, "Name": "Ground.Cu" }, { "Type": "Dielectric", "Thickness": 1.51, "Material": "FR4", "Name": "Ground.Cu/Power.Cu", "Notes": "Type: dielectric layer 2 (from Ground.Cu to Power.Cu)" }, { "Type": "Copper", "Thickness": 0.035, "Name": "Power.Cu" }, { "Type": "Dielectric", "Thickness": 1.51, "Material": "FR4", "Name": "Power.Cu/B.Cu", "Notes": "Type: dielectric layer 3 (from Power.Cu to B.Cu)" }, { "Type": "Copper", "Thickness": 0.035, "Name": "B.Cu" }, { "Type": "SolderMask", "Thickness": 0.01, "Name": "Bottom Solder Mask" }, { "Type": "SolderPaste", "Name": "Bottom Solder Paste" }, { "Type": "Legend", "Name": "Bottom Silk Screen" } ] }