kicad/pcbnew/python/plugins/microMatch_connectors.py

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# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301, USA.
#
from __future__ import division
import pcbnew
import FootprintWizardBase as FPWbase
import PadArray as PA
class PadStaggeredZGridArray(PA.PadArray):
""" Creates a staggered array of Pads with Z pad naming
| pad pitch
| |
o o o o ----
staggered --> o o o o -- line_pitch
line o o o o
o o o o
"""
def __init__(self, aPad, aPadCount, aLineCount, aLinePitch,
aPadPitch, aStagger=0, aCentre=pcbnew.wxPoint(0, 0)):
"""
@param aPad Template for all pads
@param aPadCount Overall pad count
@param aLineCount Number of lines
@param aLinePitch distance between lines
@param aPadPitch distance between pads
@param aStagger X stagger value for all odd lines
@param aCentre Center position
"""
PA.PadArray.__init__(self)
# this pad is more of a "context", we will use it as a source of
# pad data, but not actually add it
self.pad = aPad
self.padCount = int(aPadCount)
self.lineCount = int(aLineCount)
self.linePitch = aLinePitch
self.padPitch = aPadPitch
self.stagger = aStagger
self.centre = aCentre
# right to left, top to bottom
def NamingFunction(self, aPadPos):
return self.firstPadNum + aPadPos
#relocate the pad and add it as many times as we need
def AddPadsToModule(self, dc):
pin1posX = self.centre.x - ((self.padPitch * (self.padCount // 2 - 1)) + self.stagger) / 2
pin1posY = self.centre.y - self.linePitch * (self.lineCount - 1) / 2
line = 0
for padnum in range(0, self.padCount):
if (line % 2) == 0:
posX = pin1posX + ((padnum // 2) * self.padPitch)
else:
posX = pin1posX + self.stagger + ((padnum // 2) * self.padPitch)
posY = pin1posY + (self.linePitch * line)
pos = dc.TransformPoint(posX, posY)
pad = self.GetPad(padnum == 0, pos)
pad.SetName(self.GetName(padnum))
self.AddPad(pad)
line += 1
if line >= self.lineCount:
line = 0
class MicroMaTchWizard(FPWbase.FootprintWizard):
padCountKey = 'pad count'
rowSpacingKey = 'row spacing'
padLengthKey = 'pad length'
padWidthKey = 'pad width'
padPitchKey = 'pad pitch'
staggerOffsetKey = 'stagger_offset'
withLockKey = 'draw lock'
def GetName(self):
return "Micromatch SMD connectors"
def GetDescription(self):
return "Micromatch (with lock and w/o lock), footprint wizard"
def GenerateParameterList(self):
# defaults for a Micromatch package
self.AddParam("Body", self.withLockKey, self.uBool, True)
self.AddParam("Pads", self.padCountKey, self.uInteger, 8, multiple=2)
#and override some of them
self.AddParam("Pads", self.padWidthKey, self.uMM, 1.5)
self.AddParam("Pads", self.padLengthKey, self.uMM, 3.0)
self.AddParam("Pads", self.padPitchKey, self.uMM, 2.54)
self.AddParam("Pads", self.rowSpacingKey, self.uMM, 5.2)
self.AddParam("Pads", self.staggerOffsetKey, self.uMM, 1.27)
def CheckParameters(self):
pass # All checks are already taken care of!
def GetValue(self):
pad_count = self.parameters["Pads"][self.padCountKey]
return "%s-%d" % ("ConnectorMicromatch", pad_count)
def GetPad(self):
padLength = self.parameters["Pads"][self.padLengthKey]
padWidth = self.parameters["Pads"][self.padWidthKey]
return PA.PadMaker(self.module).SMDPad(
padLength, padWidth, shape=pcbnew.PAD_SHAPE_RECT)
def BuildThisFootprint(self):
pads = self.parameters["Pads"]
body = self.parameters["Body"]
numPads = pads[self.padCountKey]
padLength = pads[self.padLengthKey]
rowPitch = pads[self.rowSpacingKey]
padPitch = pads[self.padPitchKey]
staggerOffset = pads[self.staggerOffsetKey]
drawWithLock = body[self.withLockKey]
numRows = 2
# Use value to fill the modules description
desc = self.GetValue()
self.module.SetDescription(desc)
self.module.SetAttributes(1)
# add in the pads
pad = self.GetPad()
array = PadStaggeredZGridArray(pad, numPads, numRows, rowPitch, padPitch, staggerOffset)
array.AddPadsToModule(self.draw)
# Draw connector outlineChassis
width = pcbnew.FromMM(1.92) + (numPads * padPitch) / 2
height = pcbnew.FromMM(5)
# Left part
# --
# |
# ----
self.draw.Polyline([(-width/2 + pcbnew.FromMM(0.5), -height/2),
(-width/2, -height/2),
(-width/2, height/2),
(-width/2 + pcbnew.FromMM(0.5) + padPitch / 2, height/2)])
if drawWithLock :
# Right part with pol slot
# ----
# [
# --
self.draw.Polyline([(width/2 - pcbnew.FromMM(0.5) - padPitch / 2, -height/2),
(width/2, -height/2),
(width/2, -height/2 + pcbnew.FromMM(1.25)),
(width/2 - pcbnew.FromMM(0.7), -height/2 + pcbnew.FromMM(1.25)),
(width/2 - pcbnew.FromMM(0.7), height/2 - pcbnew.FromMM(1.25)),
(width/2, height/2 - pcbnew.FromMM(1.25)),
(width/2, height/2),
(width/2 - pcbnew.FromMM(0.5), height/2)])
else:
# Right part without pol slot
# ----
# |
# --
self.draw.Polyline([(width/2 - pcbnew.FromMM(0.5) - padPitch / 2, -height/2),
(width/2, -height/2),
(width/2, height/2),
(width/2 - pcbnew.FromMM(0.5), height/2)])
# Courtyard
self.draw.SetLayer(pcbnew.F_CrtYd)
self.draw.SetLineThickness(pcbnew.FromMM(0.05))
boxW = width + pcbnew.FromMM(0.5)
boxH = rowPitch + padLength + pcbnew.FromMM(0.5)
# Round courtyard positions to 0.1 mm, rectangle will thus land on a 0.05mm grid
pcbnew.PutOnGridMM(boxW, pcbnew.FromMM(0.10))
pcbnew.PutOnGridMM(boxH, pcbnew.FromMM(0.10))
self.draw.Box(0,0, boxW, boxH)
#reference and value
text_size = pcbnew.FromMM(1.0) # According KLC
text_offset = boxH/2 + text_size
self.draw.Value(0, text_offset, text_size)
self.draw.Reference(0, -text_offset, text_size)
MicroMaTchWizard().register()