{ "Header": { "GenerationSoftware": { "Vendor": "KiCad", "Application": "Pcbnew", "Version": "5.1.6" }, "CreationDate": "2020-08-25T13:31:23-07:00" }, "GeneralSpecs": { "ProjectId": { "Name": "uSDX", "GUID": "75534458-2e6b-4696-9361-645f70636258", "Revision": "2.0.3" }, "Size": { "X": 100.135, "Y": 100.050 }, "LayerNumber": 2, "BoardThickness": 1.600 }, "DesignRules": [ { "Layers": "Outer", "PadToPad": 0.200, "PadToTrack": 0.200, "TrackToTrack": 0.200, "MinLineWidth": 0.200, "TrackToRegion": 0.508, "RegionToRegion": 0.508 } ], "FilesAttributes": [ { "Path": "uSDX-F_Cu.gbr", "FileFunction": "Copper,L1,Top", "FilePolarity": "Positive" }, { "Path": "uSDX-B_Cu.gbr", "FileFunction": "Copper,L2,Bot", "FilePolarity": "Positive" }, { "Path": "uSDX-F_Paste.gbr", "FileFunction": "SolderPaste,Top", "FilePolarity": "Positive" }, { "Path": "uSDX-B_Paste.gbr", "FileFunction": "SolderPaste,Bot", "FilePolarity": "Positive" }, { "Path": "uSDX-F_SilkS.gbr", "FileFunction": "Legend,Top", "FilePolarity": "Positive" }, { "Path": "uSDX-B_SilkS.gbr", "FileFunction": "Legend,Bot", "FilePolarity": "Positive" }, { "Path": "uSDX-F_Mask.gbr", "FileFunction": "SolderMask,Top", "FilePolarity": "Negative" }, { "Path": "uSDX-B_Mask.gbr", "FileFunction": "SolderMask,Bot", "FilePolarity": "Negative" }, { "Path": "uSDX-Edge_Cuts.gbr", "FileFunction": "Profile", "FilePolarity": "Positive" } ], "MaterialStackup": [ { "Type": "Legend", "Notes": "Layer F.SilkS" }, { "Type": "SolderPaste", "Notes": "Layer F.Paste" }, { "Type": "SolderMask", "Notes": "Layer F.Mask" }, { "Type": "Copper", "Notes": "Layer F.Cu" }, { "Type": "Dielectric", "Material": "FR4", "Notes": "Layers L1/L2" }, { "Type": "Copper", "Notes": "Layer B.Cu" }, { "Type": "SolderMask", "Notes": "Layer B.Mask" }, { "Type": "SolderPaste", "Notes": "Layer B.Paste" }, { "Type": "Legend", "Notes": "Layer B.SilkS" } ] }