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Fix Lattice ICE40 footprint stencil stuff

This commit is contained in:
Kelvin Ly 2019-12-19 00:50:47 -05:00
parent 207e70493b
commit 23ec5016cb
2 changed files with 22 additions and 10 deletions
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15
bldc-parts.pretty/Lattice_QFN-48UP.kicad_mod
View File

@ -129,14 +129,9 @@
(solder_mask_margin 0.07))
(pad 48 smd roundrect (at -2.75 -3.5) (size 0.24 0.8) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.5)
(solder_mask_margin 0.07))
(pad 0 smd rect (at 0 0) (size 5.5 5.5) (layers F.Cu F.Mask)
(solder_mask_margin 0.07))
(pad 0 smd rect (at 1.4 -1.4) (size 2.5 2.5) (layers F.Paste)
(solder_mask_margin 0.07))
(pad 0 smd rect (at -1.4 -1.4) (size 2.5 2.5) (layers F.Paste)
(solder_mask_margin 0.07))
(pad 0 smd rect (at -1.4 1.4) (size 2.5 2.5) (layers F.Paste)
(solder_mask_margin 0.07))
(pad 0 smd rect (at 1.4 1.4) (size 2.5 2.5) (layers F.Paste)
(solder_mask_margin 0.07))
(pad 0 smd rect (at 0 0) (size 5.5 5.5) (layers F.Cu F.Mask) (solder_mask_margin 0.07))
(fp_poly (pts (xy 0.1499999999999999 -2.65) (xy 0.1499999999999999 -0.1499999999999999) (xy 2.65 -0.1499999999999999) (xy 2.65 -2.65)) (layer F.Paste) (width 0.1))
(fp_poly (pts (xy -2.65 -2.65) (xy -2.65 -0.1499999999999999) (xy -0.1499999999999999 -0.1499999999999999) (xy -0.1499999999999999 -2.65)) (layer F.Paste) (width 0.1))
(fp_poly (pts (xy -2.65 0.1499999999999999) (xy -2.65 2.65) (xy -0.1499999999999999 2.65) (xy -0.1499999999999999 0.1499999999999999)) (layer F.Paste) (width 0.1))
(fp_poly (pts (xy 0.1499999999999999 0.1499999999999999) (xy 0.1499999999999999 2.65) (xy 2.65 2.65) (xy 2.65 0.1499999999999999)) (layer F.Paste) (width 0.1))
)

17
bldc-parts.pretty/lattice_fix.py Normal file
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@ -0,0 +1,17 @@
input = """(pad 0 smd rect (at 0 0) (size 5.5 5.5) (layers F.Cu F.Mask) (solder_mask_margin 0.07))
(pad 0 smd rect (at 1.4 -1.4) (size 2.5 2.5) (layers F.Paste) (solder_mask_margin 0.07))
(pad 0 smd rect (at -1.4 -1.4) (size 2.5 2.5) (layers F.Paste) (solder_mask_margin 0.07))
(pad 0 smd rect (at -1.4 1.4) (size 2.5 2.5) (layers F.Paste) (solder_mask_margin 0.07))
(pad 0 smd rect (at 1.4 1.4) (size 2.5 2.5) (layers F.Paste) (solder_mask_margin 0.07))"""
def get_xy_wh(l):
seg= l.split(" ")
return (float(seg[5]), float(seg[6][:-1]), float(seg[8]), float(seg[9][:-1]))
lines = [l for l in map(get_xy_wh, input.split("\n"))]
print(lines)
for (x, y, w, h) in lines:
lx, ux, ly, uy = x - w/2, x + w/2, y - h/2, y + h/2
print(""" (fp_poly (pts (xy {} {}) (xy {} {}) (xy {} {}) (xy {} {})) (layer F.Paste) (width 0.1))""".format(
lx, ly, lx, uy, ux, uy, ux, ly
))