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| -rw-r--r-- | generate_protoboards.py | 160 |
1 files changed, 160 insertions, 0 deletions
diff --git a/generate_protoboards.py b/generate_protoboards.py new file mode 100644 index 0000000..990886d --- /dev/null +++ b/generate_protoboards.py @@ -0,0 +1,160 @@ +#!/usr/bin/env python3 + +import itertools +import pathlib + +import click + +from gerbolyze.protoboard import ProtoBoard + +common_defs = ''' +empty = Empty(copper=False); +ground = Empty(copper=True); + +tht = THTCircles(); +tht50 = THTCircles(pad_dia=1.0, drill=0.6, pitch=1.27); + +smd100 = SMDPads(1.27, 2.54); +smd100r = SMDPads(2.54, 1.27); +smd950 = SMDPads(0.95, 2.5); +smd950r = SMDPads(2.5, 0.95); +smd800 = SMDPads(0.80, 2.0); +smd800r = SMDPads(2.0, 0.80); +smd650 = SMDPads(0.65, 2.0); +smd650r = SMDPads(2.0, 0.65); +smd500 = SMDPads(0.5, 2.0); +smd500r = SMDPads(2.0, 0.5); +''' + + +def tht_normal_pitch100mil(size, mounting_holes=None): + return ProtoBoard(common_defs, 'tht', mounting_holes, border=2).generate(*size) + +def tht_pitch_50mil(size, mounting_holes=None): + return ProtoBoard(common_defs, 'tht50', mounting_holes, border=2).generate(*size) + +def tht_mixed_pitch(size, mounting_holes=None): + w, h = size + f = max(1.27*5, min(30, h*0.3)) + return ProtoBoard(common_defs, f'tht50@{f}mm / tht', mounting_holes, border=2).generate(*size) + +smd_basic = { + 'smd100': 'smd_soic_100mil', + 'smd950': 'smd_sot_950um', + 'smd800': 'smd_sop_800um', + 'smd650': 'smd_sot_650um', + 'smd500': 'smd_sop_500um' } + +lengths_large = [15, 20, 25, 30, 35, 40, 45, 50, 60, 70, 80, 90, 100, 120, 150, 160, 180, 200, 250, 300] +sizes_large = list(itertools.combinations(lengths_large, 2)) + +lengths_small = [15, 20, 25, 30, 35, 40, 45, 50, 60, 70, 80, 90, 100] +sizes_small = list(itertools.combinations(lengths_small, 2)) + +lengths_medium = [40, 45, 50, 60, 70, 80, 90, 100, 120, 150, 160] +sizes_medium = list(itertools.combinations(lengths_medium, 2)) + +def generate(outdir, fun, sizes=sizes_large, name=None): + name = name or fun.__name__ + outdir = outdir / f'{name}' + plain_dir = outdir / 'no_mounting_holes' + plain_dir.mkdir(parents=True, exist_ok=True) + + for w, h in sizes: + outfile = plain_dir / f'{name}_{w}x{h}.svg' + outfile.write_text(fun((w, h))) + + for dia in (2, 2.5, 3, 4): + hole_dir = outdir / f'mounting_holes_M{dia:.1f}' + hole_dir.mkdir(exist_ok=True) + + for w, h in sizes: + if w < 25 or h < 25: + continue + outfile = hole_dir / f'{name}_{w}x{h}_holes_M{dia:.1f}.svg' + try: + outfile.write_text(fun((w, h), (dia, dia+2))) + except ValueError: # mounting hole keepout too large for small board, ignore. + pass + + +@click.command() +@click.argument('outdir', type=click.Path(file_okay=False, dir_okay=True, path_type=pathlib.Path)) +def generate_all(outdir): + generate(outdir / 'simple', tht_normal_pitch100mil) + generate(outdir / 'simple', tht_pitch_50mil) + generate(outdir / 'mixed', tht_mixed_pitch) + + for pattern, name in smd_basic.items(): + def gen(size, mounting_holes=None): + return ProtoBoard(common_defs, f'{pattern} + ground', mounting_holes, border=1).generate(*size) + generate(outdir / 'simple', gen, sizes_small, name=f'{name}_ground_plane') + + def gen(size, mounting_holes=None): + return ProtoBoard(common_defs, f'{pattern} + empty', mounting_holes, border=1).generate(*size) + generate(outdir / 'simple', gen, sizes_small, name=f'{name}_single_side') + + def gen(size, mounting_holes=None): + return ProtoBoard(common_defs, f'{pattern} + {pattern}', mounting_holes, border=1).generate(*size) + generate(outdir / 'simple', gen, sizes_small, name=f'{name}_double_side') + + def gen(size, mounting_holes=None): + w, h = size + f = max(1.27*5, min(30, h*0.3)) + return ProtoBoard(common_defs, f'({pattern} + {pattern})@{f}mm / tht', mounting_holes, border=1).generate(*size) + generate(outdir / 'mixed', gen, sizes_small, name=f'tht_and_{name}') + + def gen(size, mounting_holes=None): + w, h = size + f = max(1.27*5, min(30, h*0.3)) + return ProtoBoard(common_defs, f'({pattern} + {pattern}) / tht@{f}mm', mounting_holes, border=1).generate(*size) + generate(outdir / 'mixed', gen, sizes_small, name=f'{name}_and_tht') + + *_, suffix = name.split('_') + if suffix not in ('100mil', '950um'): + def gen(size, mounting_holes=None): + w, h = size + f = max(1.27*5, min(50, h*0.3)) + f2 = max(1.27*5, min(30, w*0.2)) + return ProtoBoard(common_defs, f'((smd100 + smd100) | (smd950 + smd950) | ({pattern}r + {pattern}r)@{f2}mm)@{f}mm / tht', mounting_holes, border=1).generate(*size) + generate(outdir / 'mixed', gen, sizes_medium, name=f'tht_and_three_smd_100mil_950um_{suffix}') + + for (pattern1, name1), (pattern2, name2) in itertools.combinations(smd_basic.items(), 2): + *_, name1 = name1.split('_') + *_, name2 = name2.split('_') + + def gen(size, mounting_holes=None): + w, h = size + f = max(1.27*5, min(30, h*0.3)) + return ProtoBoard(common_defs, f'(({pattern1} + {pattern1}) | ({pattern2} + {pattern2}))@{f}mm / tht', mounting_holes, border=1).generate(*size) + generate(outdir / 'mixed', gen, sizes_small, name=f'tht_and_two_smd_{name1}_{name2}') + + def gen(size, mounting_holes=None): + w, h = size + f = max(1.27*5, min(30, h*0.3)) + return ProtoBoard(common_defs, f'({pattern1} + {pattern2})@{f}mm / tht', mounting_holes, border=1).generate(*size) + generate(outdir / 'mixed', gen, sizes_small, name=f'tht_and_two_sided_smd_{name1}_{name2}') + + def gen(size, mounting_holes=None): + w, h = size + f = max(1.27*5, min(30, h*0.3)) + return ProtoBoard(common_defs, f'{pattern1} + {pattern2}', mounting_holes, border=1).generate(*size) + generate(outdir / 'mixed', gen, sizes_small, name=f'two_sided_smd_{name1}_{name2}') + + def gen(size, mounting_holes=None): + w, h = size + f = max(1.27*5, min(50, h*0.3)) + f2 = max(1.27*5, min(30, w*0.2)) + return ProtoBoard(common_defs, f'((smd100 + smd100) | (smd950 + smd950) | tht50@{f2}mm)@{f}mm / tht', mounting_holes, border=1).generate(*size) + generate(outdir / 'mixed', gen, sizes_medium, name=f'tht_and_50mil_and_two_smd_100mil_950um_{suffix}') + + def gen(size, mounting_holes=None): + w, h = size + f = max(1.27*5, min(30, h*0.3)) f2 = max(1.27*5, min(25, w*0.1)) + return ProtoBoard(common_defs, f'tht50@10mm | tht | ((smd100r + smd100r) / (smd950r + smd950r) / (smd800 + smd800)@{f2}mm / (smd650 + smd650)@{f2}mm / (smd500 + smd500)@{f2}mm)@{f}mm', mounting_holes, border=1).generate(*size) + generate(outdir / 'mixed', gen, [ (w, h) for w, h in sizes_medium if w > 60 and h > 60 ], name=f'all_tht_and_smd') + + +if __name__ == '__main__': + generate_all() + |