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75 lines
2.7 KiB
Python
75 lines
2.7 KiB
Python
4 years ago
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#!/usr/bin/python
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import sys
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import os
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from KicadModTree import *
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# Dimensions in mm
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cols = 20
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rows = 12
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horizontal_pitch = 1.90
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vertical_pitch = 1.35
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through_hole_size = 0.39
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top_pad = 0.80
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# Kicad doesn't seem to support pad stacks yet
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#bottom_pad = 0.71
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horizontal_edge_keepout = 8.5
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vertical_edge_keepout = (20.8 - 14.85) / 2
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horizontal_keepout = 2*horizontal_edge_keepout + horizontal_pitch*(cols-1)
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vertical_keepout = 2*vertical_edge_keepout + vertical_pitch*(rows-1)
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npth_x = 8.5 - 4.75
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npth_y = 20.8 - vertical_edge_keepout - 11.42
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npth_drill = 3.56
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footprint_name = "molex_impact_85ohm_left_and_right_guided_240pin_0.39mm"
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# init kicad footprint
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kicad_mod = Footprint(footprint_name)
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kicad_mod.setDescription("Impact 85 Ohm Plus 4 Pair Vertical Header, Right Guided, Left Endwall, 10 Columns, 120 Circuits, Pin Length 4.90mm, Plated Through Hole Dimension 0.39mm, Lead Free")
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#kicad_mod.setTags("example")
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# set general values
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kicad_mod.append(Text(type='reference', text='REF**', at=[horizontal_keepout/2.0, -(vertical_keepout+1)], layer='F.SilkS'))
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kicad_mod.append(Text(type='value', text=footprint_name, at=[horizontal_keepout/2.0, -1.2], layer='F.Fab'))
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# create silkscreen
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kicad_mod.append(RectLine(start=[0, 0], end=[horizontal_keepout, -vertical_keepout], layer='F.SilkS'))
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# create courtyard
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kicad_mod.append(RectLine(start=[0, 0], end=[horizontal_keepout, -vertical_keepout], layer='F.CrtYd'))
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for col in range(cols):
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for row in range(rows):
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x = horizontal_edge_keepout + col * horizontal_pitch
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#y = vertical_edge_keepout + row * vertical_pitch
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y = vertical_keepout - (vertical_edge_keepout + row * vertical_pitch)
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shape = Pad.SHAPE_CIRCLE
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if row == 0 and col == 0:
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shape = Pad.SHAPE_RECT
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pad_nr = 1 + col*rows + row
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kicad_mod.append(Pad(number=pad_nr, type=Pad.TYPE_THT, shape=shape,
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# Is this the right size?
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# How to get different bottom and top pad sizes
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at=[x, -y], size=[top_pad, top_pad], drill=through_hole_size, layers=Pad.LAYERS_THT))
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# non plated through holes
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kicad_mod.append(Pad(number="", type=Pad.TYPE_NPTH, shape=Pad.SHAPE_CIRCLE,
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at=[npth_x, -npth_y], size=npth_drill, drill=npth_drill, layers=Pad.LAYERS_NPTH))
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kicad_mod.append(Pad(number="", type=Pad.TYPE_NPTH, shape=Pad.SHAPE_CIRCLE,
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at=[horizontal_keepout-npth_x, -npth_y], size=npth_drill, drill=npth_drill, layers=Pad.LAYERS_NPTH))
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# add model
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#kicad_mod.append(Model(filename="example.3dshapes/example_footprint.wrl",
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#at=[0, 0, 0], scale=[1, 1, 1], rotate=[0, 0, 0]))
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# output kicad model
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file_handler = KicadFileHandler(kicad_mod)
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file_handler.writeFile('molex.kicad_mod')
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