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#!/usr/bin/python
# newModel.py is a python script to create a new model. It developed for OSCAD software. It is written by Yogesh Dilip Save (yogessave@gmail.com) and Shalini Shrivastava.
# Copyright (C) 2012 Yogesh Dilip Save and Shalini Shrivastava, FOSS Project, IIT Bombay.
# 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
from setPath import OSCAD_HOME
from Tkinter import *
import template
import tkMessageBox
import os.path
from string import maketrans
class ModelInfo(template.MyTemplate):
""" Class for accept model information from user """
def body(self, master):
# Define component type and set it to Diode
self.component = StringVar()
self.component.set("D")
# Ask for compoent name
Label(master, text="Enter Component name:").grid(row=0)
self.e1 = Entry(master)
self.e1.grid(row=0, column=1,pady=10,columnspan=2)
# Ask for component type
Label(master, text="Enter type of Component:").grid(row=1)
Label(master,text="Diode").grid(row=2,column=1,columnspan=2,sticky=W)
Radiobutton(master, text="Diode", variable=self.component, value="D").grid(row=3,column=1,columnspan=2,sticky=W)
Label(master, text="Bipolar Junction Transistor (BJT)").grid(row=4,column=1,columnspan=2,sticky=W)
Radiobutton(master, text="NPN", variable=self.component, value="NPN").grid(row=5,column=1,sticky=W)
Radiobutton(master, text="PNP", variable=self.component, value="PNP").grid(row=5,column=2,sticky=W)
Label(master, text="Metal Oxide Semiconductor (MOS)").grid(row=6,column=1,columnspan=2,sticky=W)
Radiobutton(master, text="NMOS(Level-1 5um)", variable=self.component, value="NMOS-5um").grid(row=7,column=1,sticky=W)
Radiobutton(master, text="PMOS(Level-1 5um)", variable=self.component, value="PMOS-5um").grid(row=7,column=2,sticky=W)
Radiobutton(master, text="NMOS(Level-3 0.5um)", variable=self.component, value="NMOS-0.5um").grid(row=8,column=1,sticky=W)
Radiobutton(master, text="PMOS(Level-3 0.5um)", variable=self.component, value="PMOS-0.5um").grid(row=8,column=2,sticky=W)
Radiobutton(master, text="NMOS(Level-8 180nm)", variable=self.component, value="NMOS-180nm").grid(row=9,column=1,sticky=W)
Radiobutton(master, text="PMOS(Level-8 180nm)", variable=self.component, value="PMOS-180nm").grid(row=9,column=2,sticky=W)
Label(master, text="Junction Field Effect Transistor (JFET)").grid(row=10,column=1,columnspan=2,sticky=W)
Radiobutton(master, text="N-JFET", variable=self.component, value="NJF").grid(row=11,column=1,sticky=W)
Radiobutton(master, text="P-JFET", variable=self.component, value="PJF").grid(row=11,column=2,sticky=W)
Label(master, text="IGBT").grid(row=12,column=1,columnspan=2,sticky=W)
Radiobutton(master, text="N-IGBT", variable=self.component, value="NIGBT").grid(row=13,column=1,sticky=W)
Radiobutton(master, text="P-IGBT", variable=self.component, value="PIGBT").grid(row=13,column=2,sticky=W)
Label(master, text="Magnetic Core").grid(row=14,column=1,columnspan=2,sticky=W)
Radiobutton(master, text="Magnetic Core", variable=self.component, value="CORE").grid(row=15,column=1,columnspan=2,sticky=W)
# Collect model information
def apply(self):
self.modelType=self.component.get()
# Validate the model information
def validate(self):
# Remove trailing and leading spaces from modelName
self.modelName=self.e1.get().strip()
if len(self.modelName):
return 1
else:
tkMessageBox.showwarning("Bad input","Component Name is not specified, please try again")
return 0
class ModelParam(template.MyTemplate):
"""Class for specifying parameter of the model"""
def __init__(self,parent,name,type):
# Collect model information
self.modelName=name
self.modelType=type
# Call base class MyTemplate
template.MyTemplate.__init__(self,parent)
def body(self, master):
try:
self.OSCAD_HOME=OSCAD_HOME
except NameError:
try:
self.OSCAD_HOME=os.environ["OSCAD_HOME"]
except KeyError:
tkMessageBox.showerror("Error OSCAD_HOME is not set","Please set OSCAD_HOME variable in .bashrc\n\nStep to set OSCAD_HOME variable:\n 1) Open ~/.bashrc using text editor (vi ~/.bash).\n 2) Add the line \"Export OSCAD_HOME=<path_of_oscad>\" to it.\n 3) source ~/.bashrc")
exit(0)
HOME=self.OSCAD_HOME+"/modelEditor/"
# Open template of the library file corresponding model
fileName=HOME+self.modelType+".lib"
# Find model information and parameters
self.info, self.params=readSpecs(fileName)
# Construct parameter editor window
i,j=0,0
for each in self.params.keys():
# Display parameter name
Label(master, text=each, padx=5, pady=5).grid(row=j, column=2*i, sticky=W)
# Create entry for parameter value
vars(self)[each] = Entry(master)
vars(self)[each].insert(0,self.params[each])
vars(self)[each].grid(row=j, column=2*i+1)
# Display help information in the status bar
vars(self)[each].bind('<Enter>', self.enterSpec)
vars(self)[each].bind('<Leave>', self.leaveSpec)
# Column and row adjustment for proper display
i+=1
if i%5==0:
i,j=0,j+1
def enterSpec(self,event):
self.statusbar.configure(text="Find help in the " +self.modelType+".hlp file")
def leaveSpec(self,event):
self.statusbar.configure(text='')
def apply(self):
# Copy model infomation
self.info[1]=self.modelName
self.info[2]=self.modelType
# Write model parameters to file
if self.writeModelFile():
tkMessageBox.showinfo("Info","Model file " +self.modelName+" is created")
def writeModelFile(self):
""" a method for writing model file"""
# Create model file for writing
try:
f = open(self.info[1]+".lib","w")
except :
tkMessageBox.showwarning("Error","Model file can not be wriiten. please check the file system permission")
return 0
f.write(".model " + self.info[1] + " " + self.info[2] + "( ")
i=0
for param in self.params.keys():
paramName = getattr(self,param)
paramValueGet = getattr(paramName,'get')
f.write(param + "=" + paramValueGet()+" ")
i+=1
# Column and row adjustment for proper display
if i%5==0:
i=0
f.write("\n+ ")
f.write(")")
f.close()
return 1
def readSpecs(fileName):
"""Read parameters and model information"""
# Variable to store parameter and model information
params={}
info=[]
# Open parameter file
if os.path.exists(fileName):
try:
f = open(fileName)
except :
tkMessageBox.showwarning("Bad input","Model file does not exit, please try again")
return info, params
else:
tkMessageBox.showwarning("Bad input","Model file does not exit, please try again")
return info, params
data=f.read()
f.close()
# Seperate model and parameter information
data=data.split('(')
infoData=data[0]
paramsData=data[1]
# Collect model information in the list
info=infoData.split()
# Collect model parameter in the dictionary
paramsData=paramsData.translate(maketrans('\n+)',' '))
paramsData=paramsData.split()
for each in paramsData:
paramdata=each.split('=')
params[paramdata[0]]=paramdata[1]
return info, params
if __name__=='__main__':
root=Tk()
model= ModelInfo(root)
modelParam = ModelParam(root,model.modelName,model.modelType)
mainloop()
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