202 lines
7.0 KiB
Python
202 lines
7.0 KiB
Python
# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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# MA 02110-1301, USA.
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#
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from __future__ import division
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import pcbnew
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import HelpfulFootprintWizardPlugin as HFPW
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import PadArray as PA
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class RowedFootprint(HFPW.HelpfulFootprintWizardPlugin):
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pad_count_key = '#pad count'
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line_count_key = '#line count'
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pad_vertical_size_key = 'pad vertical size'
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pad_horizontal_size_key = 'pad horizontal size'
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line_spacing_key = 'line spacing'
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pad_pitch_key = 'pad pitch'
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drill_size_key = 'drill size'
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courtyard_x_margin_key = 'courtyard x margin'
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courtyard_y_margin_key = 'courtyard y margin'
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outline_x_margin_key = 'outline x margin'
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outline_y_margin_key = 'outline y margin'
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silkscreen_inside_key = 'silk screen inside'
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def GenerateParameterList(self):
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# defaults for a ZIP package
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self.AddParam("Pads", self.pad_count_key, self.uNatural, 24)
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self.AddParam("Pads", self.line_count_key, self.uNatural, 2)
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self.AddParam("Body", self.silkscreen_inside_key, self.uBool, False)
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self.AddParam("Body", self.courtyard_x_margin_key, self.uMM, 1)
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self.AddParam("Body", self.courtyard_y_margin_key, self.uMM, 1)
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def CheckParameters(self):
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self.CheckParamInt("Pads", '*' + self.pad_count_key)
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self.CheckParamInt("Pads", '*' + self.line_count_key)
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# can do this internally to parameter manager?
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self.CheckParamBool("Body", '*' + self.silkscreen_inside_key)
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def BuildThisFootprint(self):
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pads = self.parameters["Pads"]
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body = self.parameters["Body"]
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pad_count = pads['*' + self.pad_count_key]
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pad_Vsize = pads[self.pad_vertical_size_key]
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pad_Hsize = pads[self.pad_horizontal_size_key]
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line_pitch = pads[self.line_spacing_key]
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pad_pitch = pads[self.pad_pitch_key]
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line_count = pads['*' + self.line_count_key]
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if line_count == 1:
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singleline = True
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else:
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singleline = False
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# add in the pads
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pad = self.GetPad()
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array = PA.PadZGridArray(pad, pad_count, line_count, line_pitch, pad_pitch)
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array.AddPadsToModule(self.draw)
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# draw the Silk Screen
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pads_per_line = pad_count // line_count
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row_length = pad_pitch * (pads_per_line - 1) # fenceposts
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ssx_offset = pad_Hsize / 2 + body[self.outline_x_margin_key]
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ssy_offset = pad_Vsize / 2 + body[self.outline_y_margin_key]
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pin1posX = pad_pitch * (pad_count - 1) / 2
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pin1posY = line_pitch * (line_count - 1) / 2
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leftx = pin1posX + ssx_offset
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lowy = pin1posY + ssy_offset
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cornery = lowy
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# body inside pads is possible only for 2 rows.
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# for other values, there is no room
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linew = self.draw.GetLineTickness()
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if body['*'+self.silkscreen_inside_key] and line_count == 2:
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cornery = pin1posY - ssy_offset
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if cornery < linew:
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cornery = linew
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self.DrawBox(leftx*2, cornery*2)
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# Courtyard
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cmarginx = body[self.courtyard_x_margin_key]
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cmarginy = body[self.courtyard_y_margin_key]
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self.draw.SetLayer(pcbnew.F_CrtYd)
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sizex = (pin1posX + cmarginx) * 2 + pad_Hsize
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sizey = (pin1posY + cmarginy) * 2 + pad_Vsize
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self.draw.Box(0, 0, sizex, sizey)
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#reference and value
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text_size = self.GetTextSize() # IPC nominal
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t_posy = lowy + text_size
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self.draw.Value(0, t_posy, text_size)
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self.draw.Reference(0, -t_posy, text_size)
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def DrawBox(self, sizex, sizey):
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# ----------
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# | 2 4 6 8|
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# |1 3 5 7 |
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# \---------
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setback = pcbnew.FromMM(1)
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if setback > sizey/2:
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setback = sizey/2
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self.draw.BoxWithDiagonalAtCorner(0, 0, sizex, sizey, setback, self.draw.flipY)
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class ZIPWizard(RowedFootprint):
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def GetName(self):
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return "ZIP"
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def GetDescription(self):
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return "N lines Zip Package Footprint Wizard"
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def GenerateParameterList(self):
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RowedFootprint.GenerateParameterList(self)
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self.AddParam("Pads", self.pad_pitch_key, self.uMM, 1.27)
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self.AddParam("Pads", self.pad_horizontal_size_key, self.uMM, 1.2)
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self.AddParam("Pads", self.pad_vertical_size_key, self.uMM, 2)
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self.AddParam("Pads", self.line_spacing_key, self.uMM, 2.54)
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self.AddParam("Pads", self.drill_size_key, self.uMM, 0.8)
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self.AddParam("Body", self.outline_x_margin_key, self.uMM, 1)
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self.AddParam("Body", self.outline_y_margin_key, self.uMM, 0.5)
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def GetValue(self):
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rows = self.parameters["Pads"]['*' + self.line_count_key]
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pad_cnt = self.parameters["Pads"]['*' + self.pad_count_key]
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if rows == 1:
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name = "SIP"
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elif rows == 2:
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name = "ZIP"
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else: # triple and up aren't really a thing, but call it something!
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name = "xIP"
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return "%s-%d" % (name, pad_cnt)
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def GetPad(self):
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pad_Vsize = self.parameters["Pads"][self.pad_vertical_size_key]
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pad_Hsize = self.parameters["Pads"][self.pad_horizontal_size_key]
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drill = self.parameters["Pads"][self.drill_size_key]
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return PA.PadMaker(self.module).THPad(
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pad_Vsize, pad_Hsize, drill, shape=pcbnew.PAD_SHAPE_OVAL)
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ZIPWizard().register()
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class ZOICWizard(RowedFootprint):
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def GetName(self):
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return "ZOIC"
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def GetDescription(self):
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return "ZOIC, etc, Footprint Wizard"
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def GetValue(self):
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return "%s-%d" % ("ZOIC", self.parameters["Pads"]['*' + self.pad_count_key])
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def GenerateParameterList(self):
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RowedFootprint.GenerateParameterList(self)
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#and override some of them
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self.AddParam("Pads", self.pad_pitch_key, self.uMM, 0.6)
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self.AddParam("Pads", self.pad_horizontal_size_key, self.uMM, 0.6)
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self.AddParam("Pads", self.pad_vertical_size_key, self.uMM, 1.8)
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self.AddParam("Pads", self.line_spacing_key, self.uMM, 5.2)
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self.AddParam("Body", self.outline_x_margin_key, self.uMM, 0.5)
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self.AddParam("Body", self.outline_y_margin_key, self.uMM, 1)
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def GetPad(self):
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pad_Vsize = self.parameters["Pads"][self.pad_vertical_size_key]
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pad_Hsize = self.parameters["Pads"][self.pad_horizontal_size_key]
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return PA.PadMaker(self.module).SMDPad(
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pad_Vsize, pad_Hsize, shape=pcbnew.PAD_SHAPE_RECT)
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ZOICWizard().register()
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