| ######################################################################################################################## |
| # Copyright 2022 Mabrains Company LLC |
| # |
| # Licensed under the LGPL v2.1 License (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # https://www.gnu.org/licenses/old-licenses/lgpl-2.1.en.html |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| ## |
| ######################################################################################################################## |
| ## |
| # This file is authored by: |
| # - <Mina Maksimous> <mina_maksimous@mabrains.com> |
| ## |
| ######################################################################################################################## |
| |
| ######################################################################################################################## |
| # Mabrains Company LLC |
| ## |
| # Mabrains NMOS 1.8V Generator for Skywaters 130nm |
| ######################################################################################################################## |
| import pya |
| import math |
| from .layers_definiations import * |
| from .imported_generators.nmos18 import * |
| |
| |
| class NMOS18(pya.PCellDeclarationHelper): |
| """ |
| Mabrains Via Generator for Skywaters 130nm |
| """ |
| |
| def __init__(self): |
| # Initialize super class. |
| super(NMOS18, self).__init__() |
| |
| # declare the parameters |
| |
| self.param("w", self.TypeDouble, "Width", default=0.42) |
| self.param("l", self.TypeDouble, "Length", default=0.15) |
| self.param("nf", self.TypeInt, "Number of Fingers", default=1) |
| self.param("gr", self.TypeBoolean, "guard ring", default=1) |
| self.param("dsa", self.TypeInt, |
| "drain and source number of contacts", default=1) |
| connection_option = self.param( |
| "connection", self.TypeString, "Connection Option", default=0) |
| connection_option.add_choice("Connection Up", 0) |
| connection_option.add_choice("Connection Down", 1) |
| connection_option.add_choice("Alternate connection", 2) |
| self.param("connected_gates", self.TypeBoolean, "Connected Gates", default=1) |
| |
| self.param("n", self.TypeInt, |
| "Alternate Factor(for Alternate Connection)", default=1) |
| |
| #self.param("down_connection", self.TypeBoolean, "Gate connection down", default=1) |
| #self.param("up_connection", self.TypeBoolean, "Gate connection up", default=0) |
| #self.param("alternate_connection",self.TypeBoolean, "Alternate gate connection",default=0) |
| |
| # Below shows how to create hidden parameter is used to determine whether the radius has changed |
| # or the "s" handle has been moved |
| ## self.param("ru", self.TypeDouble, "Radius", default = 0.0, hidden = True) |
| ## self.param("rd", self.TypeDouble, "Double radius", readonly = True) |
| |
| def display_text_impl(self): |
| # Provide a descriptive text for the cell |
| return "NMOS18(L=" + ('%.3f' % self.l) + ",W=" + ('%.3f' % self.w) + ")" |
| |
| def coerce_parameters_impl(self): |
| # We employ coerce_parameters_impl to decide whether the handle or the |
| # numeric parameter has changed (by comparing against the effective |
| # radius ru) and set ru to the effective radius. We also update the |
| # numerical value or the shape, depending on which on has not changed. |
| pass |
| |
| def can_create_from_shape_impl(self): |
| # Implement the "Create PCell from shape" protocol: we can use any shape which |
| # has a finite bounding box |
| return self.shape.is_box() or self.shape.is_polygon() or self.shape.is_path() |
| |
| def parameters_from_shape_impl(self): |
| # # Implement the "Create PCell from shape" protocol: we set r and l from the shape's |
| # # bounding box width and layer |
| self.r = self.shape.bbox().width() * self.layout.dbu / 2 |
| self.l = self.layout.get_info(self.layer) |
| |
| def transformation_from_shape_impl(self): |
| # Implement the "Create PCell from shape" protocol: we use the center of the shape's |
| # bounding box to determine the transformation |
| return pya.Trans(self.shape.bbox().center()) |
| |
| def produce_impl(self): |
| nmos18_instance = nmos18_device(w=self.w, l=self.l, nf=self.nf, connection=int(self.connection), |
| layout=self.layout, gr=self.gr, connection_labels=0, dsa=self.dsa,connected_gates=self.connected_gates) |
| nmos_cell = nmos18_instance.draw_nmos() |
| |
| write_cells = pya.CellInstArray(nmos_cell.cell_index(), pya.Trans(pya.Point(0, 0)), |
| pya.Vector(0, 0), pya.Vector(0, 0), 1, 1) |
| self.cell.flatten(1) |
| self.cell.insert(write_cells) |
