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working molex footprint generator

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This commit is contained in:
Brendan Haines 2022-09-23 19:17:09 -06:00
parent ebe1c4d357
commit 48717f0d28
3 changed files with 87 additions and 21 deletions
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16
fp_generator.py
View File

@ -54,7 +54,7 @@ class Footprint:
):
try:
size = (float(size), float(size))
except ValueError:
except TypeError:
size = tuple(size)
if shape not in [None, "circle", "rect", "round_rect"]:
@ -64,12 +64,12 @@ class Footprint:
self._contents.replace("(attr smd)", "(attr through_hole)")
self._contents += (
f' (pad "{id}" thru_hole {shape} '
f"(at {x} {y}) "
f"(size {size[0]} {size[1]}) "
f"(drill {hole}) "
"(layers *.Cu *.Mask)"
")\n"
f' (pad "{id}" {"thru_hole" if hole is not None else "smd"} {shape} '
+ f"(at {x} {y}) "
+ f"(size {size[0]} {size[1]}) "
+ (f"(drill {hole}) " if hole is not None else "")
+ ("(layers *.Cu *.Mask)" if hole is not None else '(layers "F.Cu" "F.Paste" "F.Mask")')
+ ")\n"
)
def add_model(
@ -80,7 +80,7 @@ class Footprint:
scale: Tuple[float] = (1, 1, 1),
):
self._contents += (
f' (model "{str(path)}" '
f' (model "{str(Path(path).resolve())}" '
f"(offset (xyz {offset[0]} {offset[1]} {offset[2]})) "
f"(scale (xyz {scale[0]} {scale[1]} {scale[2]})) "
f"(rotate (xyz {rotate[0]} {rotate[1]} {rotate[2]})) "

82
generate_molex.py
View File

@ -1,8 +1,9 @@
import zipfile
from pathlib import Path
from tempfile import TemporaryDirectory
from typing import Union
from typing import Optional, Union
import regex as re
import requests
from fp_generator import INCH, Footprint
@ -10,8 +11,8 @@ from fp_generator import INCH, Footprint
dir_ = Path(__file__).parent
PARTS = [
# # Micro-Fit 3.0 Single Row Headers
# *[f"43650-{i:02d}10" for i in range(2, 13)], # 1 row, RA, press-fit retention clip
# Micro-Fit 3.0 Single Row Headers
*[f"43650-{i:02d}10" for i in range(2, 13)], # 1 row, RA, press-fit retention clip
# *[f"43650-{i:02d}13" for i in range(2, 13)], # 1 row, RA, solder tab
# *[f"43650-{i:02d}22" for i in range(2, 13)], # 1 row, Vertical, press-fit retention clip
# *[f"43650-{i:02d}25" for i in range(2, 13)], # 1 row, RA, solder tab
@ -20,8 +21,8 @@ PARTS = [
# *[f"43045-{i:02d}10" for i in range(2, 25, 2)], # 2 row, RA, solder tab
# *[f"43045-{i:02d}16" for i in range(2, 25, 2)], # 2 row, Vertical, press-fit retention clip
# *[f"43045-{i:02d}19" for i in range(2, 25, 2)], # 2 row, RA, solder tab
# # Eurostyle 5.08mm Headers
"39531-0002",
# Eurostyle 5.08mm Headers
# "39531-0002",
# Eurostyle 5.08mm Plugs
# "39530-0002",
]
@ -59,11 +60,76 @@ def download_step_molex(part: Union[str, int]) -> None:
raise ValueError(f"Could not download .stp for part {part}")
def footprint(part: str, lib: Optional[Union[Path, str]] = None):
# remove dash
part = f'{int(str(part).replace("-", "")):09d}'
print(part)
if lib is None:
lib = dir_ / "molex.pretty"
lib = Path(lib)
if part.startswith("43650"):
match = re.match(r"43650(\d\d)(\d\d)", part)
pins = int(match[1])
flavor = int(match[2])
if flavor == 10:
fp = Footprint(part, description=f"connector, Micro-Fit 3.0, 1x{pins:02f}, RA, press-fit retention clip")
fp.add_text("reference", "REF**", -(6.93 + (0.025 + 0.005) * INCH), 0, rotation=90, layer="F.SilkS")
fp.add_text("value", "VAL**", -0.025 * INCH, 0, rotation=90, layer="F.Fab")
fp.add_text("user", r"${REFERENCE}**", 0.025 * INCH, 0, rotation=90, layer="F.Fab")
# fp.add_rect(
# [-0.05 * INCH] * 2,
# (0.05 * INCH + strobe[0] * (cols - 1), 0.05 * INCH + strobe[1] * (rows - 1)),
# layer="F.SilkS",
# )
# fp.add_line((-0.05 * INCH, 0.05 * INCH), (0.05 * INCH, 0.05 * INCH), layer="F.SilkS")
# fp.add_line((0.05 * INCH, -0.05 * INCH), (0.05 * INCH, 0.05 * INCH), layer="F.SilkS")
a, b, c = {
2: (0.380, 0.118, 0.287),
3: (0.498, 0.236, 0.405),
4: (0.616, 0.354, 0.524),
5: (0.734, 0.472, 0.642),
6: (0.852, 0.591, 0.760),
7: (0.970, 0.709, 0.878),
8: (1.088, 0.827, 0.996),
9: (1.206, 0.945, 1.114),
10: (1.325, 1.063, 1.232),
11: (1.443, 1.181, 1.350),
12: (1.561, 1.299, 1.469),
}[pins]
a *= INCH
b *= INCH
c *= INCH
for pad in range(pins):
fp.add_pad(
pad + 1,
(-0.273 + 0.115 / 2) * INCH,
-3.0 * (pins - 1) / 2 + 3.0 * pad,
size=(0.115 * INCH, 0.050 * INCH),
shape="rect",
)
# mechanical holes
for s in [1, -1]:
fp.add_pad(0, 0, s * c / 2, size=(0.095 + 0.050) * INCH, hole=0.095 * INCH, shape="circle")
fp.add_model(
lib / "3dshapes" / f"{part}.stp",
(4.6, 0, 0.5),
rotate=(0, 0, -90),
)
fp.add_rect((4.6 - 9.9, -a / 2), (4.6, a / 2), layer="F.Fab")
fp.write(lib)
else:
raise NotImplementedError
else:
raise NotImplementedError
if __name__ == "__main__":
from multiprocessing import Pool
pool = Pool(10)
pool.map(download_step_molex, PARTS)
# for part in PARTS:
# download_step_molex(part)
# pool.map(download_step_molex, PARTS)
for part in PARTS:
footprint(part)
pool.close()

10
generate_samtec.py
View File

@ -90,6 +90,10 @@ def download_step(part: str, headless: bool = True) -> None:
def footprint(part: str, lib: Optional[Union[Path, str]] = None) -> str:
if lib is None:
lib = dir_ / "samtec.pretty"
lib = Path(lib)
if any([part.startswith(s) for s in ["TSW-", "HTSW-"]]):
# pinheader
match = re.match(
@ -125,10 +129,6 @@ def footprint(part: str, lib: Optional[Union[Path, str]] = None) -> str:
center = [strobe[0] * (cols - 1) / 2, strobe[1] * (rows - 1) / 2]
if lib is None:
lib = dir_ / "samtec.pretty"
lib = Path(lib)
fp = Footprint(fp_name, description=description, keywords=keywords)
fp.add_text("reference", "REF**", center[0], -2.032, layer="F.SilkS")
fp.add_text("value", "VAL**", center[0] - 0.025 * INCH, center[1], rotation=90, layer="F.Fab")
@ -150,7 +150,7 @@ def footprint(part: str, lib: Optional[Union[Path, str]] = None) -> str:
shape="rect" if pad == 0 else "circle",
)
fp.add_model(
f"/home/brendan/Documents/projects/kicad/samtec.pretty/3dshapes/{part}.stp",
lib / "3dshapes" / f"{part}.stp",
(center[0], center[1], 0),
rotate=(-90, 0, 90),
)