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[WIP] Add LED footprints for MX #40

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[WIP] Add LED footprints for MX #40

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1 change: 1 addition & 0 deletions .gitignore
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Original file line number Diff line number Diff line change
Expand Up @@ -5,3 +5,4 @@ __pycache__/
*-backups
fp-info-cache
*.kicad_prl
scripts/output
32 changes: 31 additions & 1 deletion scripts/keyswitch_generator.py
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Original file line number Diff line number Diff line change
Expand Up @@ -8,7 +8,8 @@
from switch import StabilizerCherryMX, SwitchAlpsMatias, SwitchCherryMX, \
SwitchHybridCherryMxAlps, SwitchKailhChoc, \
SwitchHotswapKailh, SwitchKailhKH, \
SwitchKailhNB, SwitchKailhChocMini
SwitchKailhNB, SwitchKailhChocMini, \
LEDTHTCherryMX

path3d = '${KICAD6_3RD_PARTY}/3dmodels/' \
'com_github_perigoso_keyswitch-kicad-library/' \
Expand Down Expand Up @@ -111,6 +112,34 @@ def generate_switch_cherry_mx(output_path):
file_handler.writeFile(os.path.join(out_path, f'{switch.name}.kicad_mod'), timestamp=0)


def generate_led_tht_cherry_mx(output_path):
spacing = 19.05
group = 'LED_THT_Keyboard_Cherry_MX'

out_path = os.path.join(output_path, f'{group}.pretty')
if not os.path.isdir(out_path):
os.mkdir(out_path)
keys = ['1u', '1.25u', '1.25u90', '1.5u', '1.5u90', '1.75u', '1.75u90',
'2u', '2u90', '2.25u', '2.25u90', '2.5u', '2.5u90', '2.75u',
'2.75u90', '3u', '3u90', '4u', '4.5u', '5.5u', '6u', '6uOffset',
'6.25u', '6.5u', '7u', 'ISOEnter', 'ISOEnter90', 'ISOEnter180',
'ISOEnter270']

leds = []

leds.append(LEDTHTCherryMX(path3d=path3d))

for key in keys:
leds.append(LEDTHTCherryMX(path3d=path3d,
keycap=Keycap(spacing=spacing,
**keycaps[key])))

for led in leds:
file_handler = KicadFileHandler(led)
file_handler.writeFile(os.path.join(out_path, f'{led.name}.kicad_mod'), timestamp=0)



def generate_switch_hybrid_cherry_mx_alps(output_path):
spacing = 19.05
group = 'Switch_Keyboard_Hybrid'
Expand Down Expand Up @@ -325,6 +354,7 @@ def generate_switch_hotswap_kailh_choc(output_path):
generate_stabilizer_cherry_mx(args.output)
generate_switch_alps_matias(args.output)
generate_switch_cherry_mx(args.output)
generate_led_tht_cherry_mx(args.output)
generate_switch_hybrid_cherry_mx_alps(args.output)
generate_switch_kailh_choc(args.output)
generate_switch_hotswap_kailh_choc(args.output)
Expand Down
88 changes: 88 additions & 0 deletions scripts/switch.py
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Original file line number Diff line number Diff line change
Expand Up @@ -326,6 +326,94 @@ def _init_cutout_relief(self):
self.append(PolygoneLine(polygone=polyline,
layer='Eco1.User', width=0.1))

class LEDTHTCherryMX(Switch):

cherry_w = 14
cherry_h = 14

def __init__(self,
name: str = 'LED_THT_Cherry_MX',
description: str = 'THT LED for Cherry MX keyswitch',
tags: str = 'Cherry MX Keyboard Keyswitch Switch LED',
cutout: str = 'simple', keycap: Keycap = None,
path3d: str = None, model3d: str = None):

if cutout not in ['simple', 'relief', None]:
raise ValueError(f'Cutout type {cutout} not supported.')

self.cutout = cutout

Switch.__init__(self,
name=name,
description=description,
tags=tags,
cutout=True if cutout is not None else False,
keycap=keycap,
path3d=path3d,
model3d=model3d if model3d is not None
else f'{name}.wrl')

self._init_switch()

if cutout is not None:
if cutout == 'simple':
self._init_cutout_simple()
elif cutout == 'relief':
self._init_cutout_relief()

if keycap is not None:
self.append(keycap)

def _init_switch(self):

# create fab outline
self.append(RectLine(start=[-self.cherry_w/2, -self.cherry_h/2],
end=[self.cherry_w/2, self.cherry_h/2],
layer='F.Fab', width=0.1))

# create pads
self.append(Pad(number=1, type=Pad.TYPE_THT, shape=Pad.SHAPE_CIRCLE,
at=[-1.27, 5.08], size=[1.905, 1.905], drill=1.04,
layers=['*.Cu', 'B.Mask']))
self.append(Pad(number=2, type=Pad.TYPE_THT, shape=Pad.SHAPE_CIRCLE,
at=[1.27, 5.08], size=[1.905, 1.905], drill=1.04,
layers=['*.Cu', 'B.Mask']))
Comment on lines +375 to +380
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@Gigahawk Gigahawk Apr 27, 2022 •
edited
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Dimensions based on MX_Alps_Hybrid, I've had success with these dimensions in the past:
https://github.com/ai03-2725/MX_Alps_Hybrid/blob/master/MX_Only.pretty/MXOnly-1.25U.kicad_mod#L23-L24


def _init_cutout_simple(self):

# create cutout
self.append(RectLine(start=[-self.cherry_w/2, -self.cherry_h/2],
end=[self.cherry_w/2, self.cherry_h/2],
layer='Eco1.User', width=0.1))

def _init_cutout_relief(self):

# create cutout
polyline = [[7, -7],
[7, -6],
[7.8, -6],
[7.8, -2.9],
[7, -2.9],
[7, 2.9],
[7.8, 2.9],
[7.8, 6],
[7, 6],
[7, 7],
[-7, 7],
[-7, 6],
[-7.8, 6],
[-7.8, 2.9],
[-7, 2.9],
[-7, -2.9],
[-7.8, -2.9],
[-7.8, -6],
[-7, -6],
[-7, -7],
[7, -7]]

self.append(PolygoneLine(polygone=polyline,
layer='Eco1.User', width=0.1))


# https://www.cherrymx.de/en/dev.html
# https://github.com/keyboardio/keyswitch_documentation/blob/master/datasheets/ALPS/SKCL.pdf
Expand Down