import sys import os import re import json from string import maketrans class NgMoConverter: def __init__(self): #Loading JSON file which hold the mapping information between ngspice and Modelica. with open('Mapping.json') as mappingFile: self.mappingData = json.load(mappingFile) self.ifMOS = False self.sourceDetail = [] self.deviceDetail = [] self.subCktDetail = [] self.deviceList = ['d','D','j','J','q','Q','m','M'] self.sourceList = ['v','V','i','I'] def readNetlist(self,filename): """ Read Ngspice Netlist """ netlist = [] if os.path.exists(filename): try: f = open(filename) except Exception as e: print("Error in opening file") print(str(e)) sys.exit() else: print filename + " does not exist" sys.exit() data = f.read() data = data.splitlines() f.close() for eachline in data: eachline=eachline.strip() if len(eachline)>1: if eachline[0]=='+': netlist.append(netlist.pop()+eachline.replace('+',' ',1)) else: netlist.append(eachline) return netlist def separateNetlistInfo(self,netlist): """ Separate schematic data and option data """ optionInfo = [] schematicInfo = [] for eachline in netlist: if len(eachline) > 1: if eachline[0]=='*': continue elif eachline[0]=='.': optionInfo.append(eachline) #optionInfo.append(eachline.lower()) elif eachline[0] in self.deviceList: if eachline[0]=='m' or eachline[0]=='M': self.ifMOS = True schematicInfo.append(eachline) self.deviceDetail.append(eachline) print "Device Detail--------->",self.deviceDetail elif eachline[0]=='x' or eachline[0]=='X': schematicInfo.append(eachline) self.subCktDetail.append(eachline) elif eachline[0] in self.sourceList: schematicInfo.append(eachline) self.sourceDetail.append(eachline) elif eachline[0]=='a' or eachline[0]=='A': schematicInfo.append(eachline) else: schematicInfo.append(eachline) ##No need of making it lower case as netlist is already converted to ngspice #schematicInfo.append(eachline.lower()) return optionInfo,schematicInfo def addModel(self,optionInfo): """ Add model parameters in the modelica file and create dictionary of model parameters This function extract model and subckt information along with their parameters with the help of optionInfo """ modelName = [] modelInfo = {} subcktName = [] paramInfo = [] transInfo = {} inbuiltModelDict = {} for eachline in optionInfo: words = eachline.split() if words[0] == '.include': name = words[1].split('.') if name[1] == 'lib': modelName.append(name[0]) if name[1] == 'sub': subcktName.append(name[0]) elif words[0] == '.param': paramInfo.append(eachline) elif words[0] == '.model': model = words[1] modelInfo[model] = {} eachline = eachline.replace(' = ','=').replace('= ','=').replace(' =','=') eachline = eachline.split('(') templine = eachline[0].split() trans = templine[1] transInfo[trans] = [] templine[2] = templine[2].lower() if templine[2] in ['npn', 'pnp', 'pmos', 'nmos','njf','pjf']: transInfo[trans] = templine[2] else: inbuiltModelDict[model]=templine[2] eachline[1] = eachline[1].lower() eachline = eachline[1].split() for eachitem in eachline: if len(eachitem) > 1: eachitem = eachitem.replace(')','') iteminfo = eachitem.split('=') for each in iteminfo: modelInfo[model][iteminfo[0]] = iteminfo[1] #Adding details of model(external) and subckt into modelInfo and subcktInfo for eachmodel in modelName: filename = eachmodel + '.lib' if os.path.exists(filename): try: f = open(filename) except: print("Error in opening file") sys.exit() else: print filename + " does not exist" sys.exit() data = f.read() data = data.replace('+', '').replace('\n','').replace(' = ','=').replace('= ','=').replace(' =','=') #data = data.lower() #Won't work if Reference model name is Upper Case newdata = data.split('(') templine_f = newdata[0].split() trans_f = templine_f[1] transInfo[trans_f] = [] templine_f[2] = templine_f[2].lower() if templine_f[2] in ['npn', 'pnp', 'pmos', 'nmos','njf','pjf']: transInfo[trans_f] = templine_f[2] refModelName = trans_f newdata[1] = newdata[1].lower() modelParameter = newdata[1].split() modelInfo[refModelName] = {} for eachline in modelParameter: if len(eachline) > 1: eachline = eachline.replace(')','') info = eachline.split('=') for eachitem in info: modelInfo[refModelName][info[0]] = info[1] f.close() print "Model Info----->",modelInfo return modelName, modelInfo, subcktName, paramInfo ,transInfo,inbuiltModelDict def processParam(self,paramInfo): """ Process parameter info and update in Modelica syntax """ modelicaParam = [] for eachline in paramInfo: eachline = eachline.split('.param') #Include ',' in between parameter #Removing leading and trailing space line = eachline[1].strip() line = line.split() final_line = ','.join(line) stat = 'parameter Real ' + final_line + ';' stat = stat.translate(maketrans('{}', ' ')) modelicaParam.append(stat) return modelicaParam def separatePlot(self,schematicInfo): """ separate print plot and component statements """ compInfo = [] plotInfo = [] for eachline in schematicInfo: words = eachline.split() if words[0] == 'run': continue elif words[0] == 'plot' or words[0] == 'print': plotInfo.append(eachline) else: compInfo.append(eachline) return compInfo, plotInfo def separateSource(self,compInfo): """ Find if dependent sources are present in the schematic and if so make a dictionary with source details """ sourceInfo = {} source = [] for eachline in compInfo: words = eachline.split() ##This line need to be confirmed with Manas if eachline[0] in ['f', 'h']: source.append(words[3]) if len(source) > 0: for eachline in compInfo: words_s = eachline.split() if words_s[0] in source: sourceInfo[words_s[0]] = words_s[1:3] return sourceInfo def getUnitVal(self,compValue): #regExp = re.compile("([0-9]+)([a-zA-Z]+)") #Remove '(' and ')' if any compValue = compValue.replace('(','').replace(')','') compValue = compValue.lower() #regExp = re.compile("([-])?([0-9]+)\.?([0-9]+)?([a-zA-Z])?") regExp = re.compile("([-])?([0-9]+)\.?([0-9]+)?(\w+)?") matchString = regExp.match(str(compValue)) #separating number and string try: signVal = matchString.group(1) valBeforeDecimal = matchString.group(2) valAfterDecimal = matchString.group(3) unitValue = matchString.group(4) modifiedcompValue = "" if str(signVal)=='None': pass else: modifiedcompValue += signVal modifiedcompValue += valBeforeDecimal if str(valAfterDecimal)=='None': pass else: modifiedcompValue += '.'+valAfterDecimal if str(unitValue)=='None': pass else: modifiedcompValue += self.mappingData["Units"][unitValue] return modifiedcompValue except: return compValue def compInit(self,compInfo, node, modelInfo, subcktName,dir_name,transInfo,inbuiltModelDict): """ For each component in the netlist initialize it according to Modelica format """ #print "CompInfo inside compInit function : compInit------->",compInfo #### initial processing to check if MOs is present. If so, library to be used is BondLib modelicaCompInit = [] numNodesSub = {} mosInfo = {} IfMOS = '0' for eachline in compInfo: #words = eachline.split() if eachline[0] == 'm': IfMOS = '1' break if len(subcktName) > 0: subOptionInfo = [] subSchemInfo = [] for eachsub in subcktName: filename_tem = eachsub + '.sub' filename_tem = os.path.join(dir_name, filename_tem) data = self.readNetlist(filename_tem) subOptionInfo, subSchemInfo = self.separateNetlistInfo(data) for eachline in subSchemInfo: #words = eachline.split() if eachline[0] == 'm': IfMOS = '1' break #Lets Start with Source details for eachline in self.sourceDetail: words = eachline.split() #Preserve component name from lower case function compName = words[0] #Now Lower case all other words = eachline.lower().split() words[0] = compName typ = words[3].split('(') sourceType = compName[0].lower() if sourceType == 'v': if typ[0] == "pulse": per = words[9].split(')') stat = self.mappingData["Sources"][sourceType][typ[0]]+' '+compName+'(rising = '+self.getUnitVal(words[6])+', V = '+self.getUnitVal(words[4])\ +', width = '+self.getUnitVal(words[8])+', period = '+self.getUnitVal(per[0])+', offset = '+self.getUnitVal(typ[1])+', startTime = '+self.getUnitVal(words[5])+', falling = '+self.getUnitVal(words[7])+');' modelicaCompInit.append(stat) if typ[0] == "sine": theta = words[7].split(')') stat = self.mappingData["Sources"][sourceType][typ[0]]+' '+compName+'(offset = '+self.getUnitVal(typ[1])+', V = '+self.getUnitVal(words[4])+', freqHz = '+self.getUnitVal(words[5])+', startTime = '+self.getUnitVal(words[6])+', phase = '+self.getUnitVal(theta[0])+');' modelicaCompInit.append(stat) if typ[0] == "pwl": keyw = self.mappingData["Sources"][sourceType][typ[0]]+' ' stat = keyw + compName + '(table = [' + self.getUnitVal(typ[1]) + ',' + self.getUnitVal(words[4]) + ';' length = len(words); for i in range(6,length,2): if i == length-2: w = words[i].split(')') stat = stat + self.getUnitVal(words[i-1]) + ',' + self.getUnitVal(w[0]) else: stat = stat + self.getUnitVal(words[i-1]) + ',' + self.getUnitVal(words[i]) + ';' stat = stat + ']);' modelicaCompInit.append(stat) if typ[0] == words[3] and typ[0] != "dc": #It is DC constant but no dc keyword val_temp = typ[0].split('v') stat = self.mappingData["Sources"][sourceType]["dc"]+' ' + compName + '(V = ' + self.getUnitVal(val_temp[0]) + ');' modelicaCompInit.append(stat) elif typ[0] == words[3] and typ[0] == "dc": stat = self.mappingData["Sources"][sourceType][typ[0]]+' ' + compName + '(V = ' + self.getUnitVal(words[4]) + ');' ### check this modelicaCompInit.append(stat) elif sourceType=='i': stat = self.mappingData["Sources"][sourceType]["dc"]+' '+compName+'(I='+self.getUnitVal(words[3])+');' modelicaCompInit.append(stat) #Now empty the source list as it may be used by subcircuit self.sourceDetail[:] = [] #print "Source Detail after processing-------->",self.sourceDetail #Lets start for device for eachline in self.deviceDetail: words=eachline.split() deviceName = eachline[0].lower() if deviceName=='d': if len(words)>3: if modelInfo[words[3]].has_key('n'): n = float(modelInfo[words[3]]['n']) else: n = 1.0 vt = str(float(0.025*n)) #stat = self.mappingData["Devices"][deviceName]["import"]+' '+ words[0] + '(Ids = ' + modelInfo[words[3]]['is'] + ', Vt = ' + vt + ', R = 1e12' +');' start = self.mappingData["Devices"][deviceName]["import"] stat = start+" "+words[0]+"(" tempstatList=[] userDeviceParamList=[] refName = words[-1] for key in modelInfo[refName]: #If parameter is not mapped then it will just pass try: actualModelicaParam = self.mappingData["Devices"][deviceName]["mapping"][key] tempstatList.append(actualModelicaParam+"="+self.getUnitVal(modelInfo[refName][key])+" ") userDeviceParamList.append(str(actualModelicaParam)) except: pass #Adding Vt and R userDeviceParamList.append("Vt") tempstatList.append("Vt="+vt) #Running loop over default parameter of OpenModelica for default in self.mappingData["Devices"][deviceName]["default"]: if default in userDeviceParamList: continue else: defaultValue = self.mappingData["Devices"][deviceName]["default"][default] tempstatList.append(default+"="+self.getUnitVal(defaultValue)+" ") stat += ",".join(str(item) for item in tempstatList)+");" else: stat = self.mappingData["Devices"][deviceName]["import"]+" "+ words[0] +";" modelicaCompInit.append(stat) elif deviceName=='q': trans = transInfo[words[4]] if trans == 'npn': start = self.mappingData["Devices"][deviceName]["import"]+".NPN" elif trans == 'pnp': start = self.mappingData["Devices"][deviceName]["import"]+".PNP" else: print "Transistor "+str(trans)+" Not found" sys.exit(1) stat = start+" "+words[0]+"(" tempstatList=[] userDeviceParamList=[] refName = words[4] for key in modelInfo[refName]: #If parameter is not mapped then it will just pass try: if key=="vaf": inv_vak = float(self.getUnitVal(modelInfo[refName][key])) vak_temp = 1/inv_vak vak = str(vak_temp) tempstatList.append("Vak="+vak+" ") userDeviceParamList.append(str("Vak")) else: actualModelicaParam = self.mappingData["Devices"][deviceName]["mapping"][key] tempstatList.append(actualModelicaParam+"="+self.getUnitVal(modelInfo[refName][key])+" ") userDeviceParamList.append(str(actualModelicaParam)) except: pass #Running loop over default parameter of OpenModelica for default in self.mappingData["Devices"][deviceName]["default"]: if default in userDeviceParamList: continue else: defaultValue = self.mappingData["Devices"][deviceName]["default"][default] tempstatList.append(default+"="+self.getUnitVal(defaultValue)+" ") stat += ",".join(str(item) for item in tempstatList)+");" modelicaCompInit.append(stat) elif deviceName=='m': eachline = eachline.split(words[5]) eachline = eachline[1] eachline = eachline.strip() eachline = eachline.replace(' = ', '=').replace('= ','=').replace(' =','=').replace(' * ', '*').replace(' + ', '+').replace(' { ', '').replace(' } ', '') eachline = eachline.split() mosInfo[words[0]] = {} for each in eachline: if len(each) > 1: each = each.split('=') mosInfo[words[0]][each[0]] = each[1] trans = transInfo[words[5]] if trans == 'nmos': start = self.mappingData["Devices"][deviceName]["import"]+".Mn" elif trans=='pmos' : start = self.mappingData["Devices"][deviceName]["import"]+".Mp" else: print "MOSFET "+str(trans)+" not found" sys.exit(1) stat = start+" "+words[0]+"(" tempstatList=[] userDeviceParamList=[] refName = words[5] for key in modelInfo[refName]: #If parameter is not mapped then it will just pass try: if key=="uo": U0 = str(float(self.getUnitVal(modelInfo[refName][key]))*0.0001) tempstatList.append("U0="+U0+" ") userDeviceParamList.append(str("U0")) else: actualModelicaParam = self.mappingData["Devices"][deviceName]["mapping"][key] tempstatList.append(actualModelicaParam+"="+self.getUnitVal(modelInfo[refName][key])+" ") userDeviceParamList.append(str(actualModelicaParam)) except Exception as err: print str(err) #Running loop over default parameter of OpenModelica for default in self.mappingData["Devices"][deviceName]["default"]: if default in userDeviceParamList: continue else: defaultValue = self.mappingData["Devices"][deviceName]["default"][default] tempstatList.append(default+"="+self.getUnitVal(defaultValue)+" ") #Adding LEVEL(This is constant not the device level) tempstatList.append("Level=1"+" ") try: l = mosInfo[words[0]]['l'] tempstatList.append("L="+self.getUnitVal(l)+" ") except KeyError: tempstatList.append("L=1e-6"+" ") try: w = mosInfo[words[0]]['w'] tempstatList.append("W="+self.getUnitVal(w)+" ") except KeyError: tempstatList.append("W=100e-6"+" ") try: As = mosInfo[words[0]]['as'] ad = mosInfo[words[0]]['ad'] tempstatList.append("AS="+self.getUnitVal(As)+" ") tempstatList.append("AD="+self.getUnitVal(ad)+" ") except KeyError: tempstatList.append("AS=0"+" ") tempstatList.append("AD=0"+" ") try: ps = mosInfo[words[0]]['ps'] pd = mosInfo[words[0]]['pd'] tempstatList.append("PS="+self.getUnitVal(ps)+" ") tempstatList.append("PD="+self.getUnitVal(pd)+" ") except KeyError: tempstatList.append("PS=0"+" ") tempstatList.append("PD=0"+" ") stat += ",".join(str(item) for item in tempstatList)+");" modelicaCompInit.append(stat) elif deviceName=='j': print "TransInfo---->",transInfo trans = transInfo[words[4]] if trans == 'njf': start = self.mappingData["Devices"][deviceName]["import"]+".NJF" elif trans == 'pjf': start = self.mappingData["Devices"][deviceName]["import"]+".PJF" else: print "JFET "+str(trans)+" Not found" sys.exit(1) stat = start+" "+words[0]+"(" tempstatList=[] userDeviceParamList=[] refName = words[4] for key in modelInfo[refName]: #If parameter is not mapped then it will just pass try: actualModelicaParam = self.mappingData["Devices"][deviceName]["mapping"][key] tempstatList.append(actualModelicaParam+"="+self.getUnitVal(modelInfo[refName][key])+" ") userDeviceParamList.append(str(actualModelicaParam)) except: pass #Running loop over default parameter of OpenModelica for default in self.mappingData["Devices"][deviceName]["default"]: if default in userDeviceParamList: continue else: defaultValue = self.mappingData["Devices"][deviceName]["default"][default] tempstatList.append(default+"="+self.getUnitVal(defaultValue)+" ") stat += ",".join(str(item) for item in tempstatList)+");" modelicaCompInit.append(stat) #Empty device details as well self.deviceDetail[:]=[] #Lets start for Subcircuit for eachline in self.subCktDetail: global point global subname temp_line = eachline.split() temp = temp_line[0].split('x') index = temp[1] for i in range(0,len(temp_line),1): if temp_line[i] in subcktName: subname = temp_line[i] numNodesSub[subname] = i - 1 point = i if len(temp_line) > point + 1: rem = temp_line[point+1:len(temp_line)] rem_new = ','.join(rem) stat = subname + ' ' + subname +'_instance' + index + '(' + rem_new + ');' else: stat = subname + ' ' + subname +'_instance' + index + ';' modelicaCompInit.append(stat) #Empty Sub Circuit Detail self.subCktDetail[:] = [] #Lets start for inbuilt model of ngspice for eachline in compInfo: words=eachline.split() value = self.getUnitVal(words[-1]) if eachline[0] == 'a' or eachline[0] == 'A': userModelParamList = [] refName = words[-1] actualModelName = inbuiltModelDict[refName] start = self.mappingData["Models"][actualModelName]["import"] stat = start +" "+ words[0]+"(" tempstatList=[] for key in modelInfo[refName]: #If parameter is not mapped then it will just pass try: actualModelicaParam = self.mappingData["Models"][actualModelName]["mapping"][key] tempstatList.append(actualModelicaParam+"="+self.getUnitVal(modelInfo[refName][key])+" ") userModelParamList.append(str(actualModelicaParam)) except: pass #Running loop over default parameter of OpenModelica for default in self.mappingData["Models"][actualModelName]["default"]: if default in userModelParamList: continue else: defaultValue = self.mappingData["Models"][actualModelName]["default"][default] tempstatList.append(default+"="+self.getUnitVal(defaultValue)+" ") stat += ",".join(str(item) for item in tempstatList)+");" modelicaCompInit.append(stat) elif eachline[0] == 'r': stat = 'Analog.Basic.Resistor ' + words[0] + '(R = ' + value + ');' modelicaCompInit.append(stat) elif eachline[0] == 'c': stat = 'Analog.Basic.Capacitor ' + words[0] + '(C = ' + value + ');' modelicaCompInit.append(stat) elif eachline[0] == 'l': stat = 'Analog.Basic.Inductor ' + words[0] + '(L = ' + value + ');' modelicaCompInit.append(stat) elif eachline[0] == 'e': stat = 'Analog.Basic.VCV ' + words[0] + '(gain = ' + self.getUnitVal(words[5]) + ');' modelicaCompInit.append(stat) elif eachline[0] == 'g': stat = 'Analog.Basic.VCC ' + words[0] + '(transConductance = ' + self.getUnitVal(words[5]) + ');' modelicaCompInit.append(stat) elif eachline[0] == 'f': stat = 'Analog.Basic.CCC ' + words[0] + '(gain = ' + self.getUnitVal(words[4]) + ');' modelicaCompInit.append(stat) elif eachline[0] == 'h': stat = 'Analog.Basic.CCV ' + words[0] + '(transResistance = ' + self.getUnitVal(words[4]) + ');' modelicaCompInit.append(stat) else: continue if '0' or 'gnd' in node: modelicaCompInit.append('Analog.Basic.Ground g;') return modelicaCompInit, numNodesSub def getSubInterface(self,subname,numNodesSub): """ Get the list of nodes for subcircuit in .subckt line """ subOptionInfo_p = [] subSchemInfo_p = [] filename_t = subname + '.sub' data_p = self.readNetlist(filename_t) subOptionInfo_p, subSchemInfo_p = self.separateNetlistInfo(data_p) if len(subOptionInfo_p) > 0: newline = subOptionInfo_p[0] newline = newline.split('.subckt '+ subname) intLine = newline[1].split() newindex = numNodesSub[subname] nodesInfoLine = intLine[0:newindex] return nodesInfoLine def getSubParamLine(self,subname, numNodesSub, subParamInfo,dir_name): """ Take subcircuit name and give the info related to parameters in the first line and initialize it in """ #nodeSubInterface = [] subOptionInfo_p = [] subSchemInfo_p = [] filename_t = subname + '.sub' filename_t = os.path.join(dir_name, filename_t) data_p = self.readNetlist(filename_t) subOptionInfo_p, subSchemInfo_p = self.separateNetlistInfo(data_p) if len(subOptionInfo_p) > 0: newline = subOptionInfo_p[0] newline = newline.split('.subckt '+ subname) intLine = newline[1].split() newindex = numNodesSub[subname] appen_line = intLine[newindex:len(intLine)] appen_param = ','.join(appen_line) paramLine = 'parameter Real ' + appen_param + ';' paramLine = paramLine.translate(maketrans('{}', ' ')) subParamInfo.append(paramLine) return subParamInfo def nodeSeparate(self,compInfo, ifSub, subname, subcktName,numNodesSub): """ separate the node numbers and create nodes in modelica file; the nodes in the subckt line should not be inside protected keyword. pinInit is the one that goes under protected keyword. """ node = [] nodeTemp = [] nodeDic = {} pinInit = 'Modelica.Electrical.Analog.Interfaces.Pin ' pinProtectedInit = 'Modelica.Electrical.Analog.Interfaces.Pin ' protectedNode = [] #print "CompInfo coming to nodeSeparate function: compInfo",compInfo #Removing '[' and ']' from compInfo for Digital node for i in range(0,len(compInfo),1): compInfo[i] = compInfo[i].replace("[","").replace("]","") for eachline in compInfo: words = eachline.split() if eachline[0] in ['m', 'e', 'g', 't','M','E','G','T']: nodeTemp.append(words[1]) nodeTemp.append(words[2]) nodeTemp.append(words[3]) nodeTemp.append(words[4]) elif eachline[0] in ['q', 'j','J','Q']: nodeTemp.append(words[1]) nodeTemp.append(words[2]) nodeTemp.append(words[3]) elif eachline[0]=='x' or eachline[0]=='X': templine = eachline.split() for i in range(0,len(templine),1): if templine[i] in subcktName: point = i #print "Added in node----->",words[1:point] nodeTemp.extend(words[1:point]) else: nodeTemp.append(words[1]) nodeTemp.append(words[2]) #Replace hyphen '-' from node for i in nodeTemp: if i not in node: i = i.replace("-","") node.append(i) for i in range(0, len(node),1): nodeDic[node[i]] = 'n' + node[i] if ifSub == '0': if i != len(node)-1: pinInit = pinInit + nodeDic[node[i]] + ', ' else: pinInit = pinInit + nodeDic[node[i]] else: nonprotectedNode = self.getSubInterface(subname, numNodesSub) if node[i] in nonprotectedNode: continue else: protectedNode.append(node[i]) if ifSub == '1': if len(nonprotectedNode) > 0: for i in range(0, len(nonprotectedNode),1): if i != len(nonprotectedNode)-1: pinProtectedInit = pinProtectedInit + nodeDic[nonprotectedNode[i]] + ',' else: pinProtectedInit = pinProtectedInit + nodeDic[nonprotectedNode[i]] if len(protectedNode) > 0: for i in range(0, len(protectedNode),1): if i != len(protectedNode)-1: pinInit = pinInit + nodeDic[protectedNode[i]] + ',' else: pinInit = pinInit + nodeDic[protectedNode[i]] pinInit = pinInit + ';' pinProtectedInit = pinProtectedInit + ';' #print "Node---->",node #print "nodeDic----->",nodeDic #print "PinInit----->",pinInit #print "pinProtectedinit--->",pinProtectedInit return node, nodeDic, pinInit, pinProtectedInit def connectInfo(self,compInfo, node, nodeDic, numNodesSub,subcktName): """ Make node connections in the modelica netlist """ connInfo = [] sourcesInfo = self.separateSource(compInfo) for eachline in compInfo: words = eachline.split() #Remove '-' from compInfo for i in range(0,len(words),1): words[i] = words[i].replace("-","") if eachline[0]=='r' or eachline[0]=='R' or eachline[0]=='c' or eachline[0]=='C' or eachline[0]=='d' or eachline[0]=='D' \ or eachline[0]=='l' or eachline[0]=='L' or eachline[0]=='v' or eachline[0]=='V' or eachline[0]=='i' or eachline[0]=='I': conn = 'connect(' + words[0] + '.p,' + nodeDic[words[1]] + ');' connInfo.append(conn) conn = 'connect(' + words[0] + '.n,' + nodeDic[words[2]] + ');' connInfo.append(conn) elif eachline[0]=='q' or eachline[0]=='Q': conn = 'connect(' + words[0] + '.C,' + nodeDic[words[1]] + ');' connInfo.append(conn) conn = 'connect(' + words[0] + '.B,' + nodeDic[words[2]] + ');' connInfo.append(conn) conn = 'connect(' + words[0] + '.E,' + nodeDic[words[3]] + ');' connInfo.append(conn) elif eachline[0]=='m' or eachline[0]=='M': conn = 'connect(' + words[0] + '.D,' + nodeDic[words[1]] + ');' connInfo.append(conn) conn = 'connect(' + words[0] + '.G,' + nodeDic[words[2]] + ');' connInfo.append(conn) conn = 'connect(' + words[0] + '.S,' + nodeDic[words[3]] + ');' connInfo.append(conn) conn = 'connect(' + words[0] + '.B,' + nodeDic[words[4]] + ');' connInfo.append(conn) elif eachline[0] in ['f','h','F','H']: vsource = words[3] sourceNodes = sourcesInfo[vsource] #print "Source Nodes------>",sourceNodes #print "Source Info------->",sourcesInfo #sourceNodes = sourceNodes.split() #No need to split as it is in the form of list conn = 'connect(' + words[0] + '.p1,'+ nodeDic[sourceNodes[0]] + ');' connInfo.append(conn) conn = 'connect(' + words[0] + '.n1,'+ nodeDic[sourceNodes[1]] + ');' connInfo.append(conn) conn = 'connect(' + words[0] + '.p2,'+ nodeDic[words[1]] + ');' connInfo.append(conn) conn = 'connect(' + words[0] + '.n2,'+ nodeDic[words[2]] + ');' connInfo.append(conn) elif eachline[0] in ['g','e','G','E']: conn = 'connect(' + words[0] + '.p1,'+ nodeDic[words[3]] + ');' connInfo.append(conn) conn = 'connect(' + words[0] + '.n1,'+ nodeDic[words[4]] + ');' connInfo.append(conn) conn = 'connect(' + words[0] + '.p2,'+ nodeDic[words[1]] + ');' connInfo.append(conn) conn = 'connect(' + words[0] + '.n2,'+ nodeDic[words[2]] + ');' connInfo.append(conn) elif eachline[0]=='x' or eachline[0]=='X': templine = eachline.split() temp = templine[0].split('x') index = temp[1] for i in range(0,len(templine),1): if templine[i] in subcktName: subname = templine[i] nodeNumInfo = self.getSubInterface(subname, numNodesSub) for i in range(0, numNodesSub[subname], 1): conn = 'connect(' + subname + '_instance' + index + '.' + 'n'+ nodeNumInfo[i] + ',' + nodeDic[words[i+1]] + ');' connInfo.append(conn) else: continue if '0' in node: conn = 'connect(g.p,n0);' connInfo.append(conn) elif 'gnd' in node: conn = 'connect(g.p,ngnd);' connInfo.append(conn) return connInfo def procesSubckt(self,subcktName,numNodesSub,dir_name): #Process the subcircuit file .sub in the project folder #subcktDic = {} subOptionInfo = [] subSchemInfo = [] subModel = [] subModelInfo = {} subsubName = [] subParamInfo = [] nodeSubInterface = [] nodeSub = [] nodeDicSub = {} pinInitsub = [] connSubInfo = [] if len(subcktName) > 0: for eachsub in subcktName: filename = eachsub + '.sub' basename = filename filename = os.path.join(dir_name, filename) data = self.readNetlist(filename) #print "Data-------------------->",data subOptionInfo, subSchemInfo = self.separateNetlistInfo(data) #print "SubOptionInfo------------------->",subOptionInfo #print "SubSchemInfo-------------------->",subSchemInfo if len(subOptionInfo) > 0: newline = subOptionInfo[0] subInitLine = newline newline = newline.split('.subckt') intLine = newline[1].split() for i in range(0,len(intLine),1): nodeSubInterface.append(intLine[i]) subModel, subModelInfo, subsubName, subParamInfo,subtransInfo,subInbuiltModelDict = self.addModel(subOptionInfo) #print "Sub Model------------------------------------>",subModel #print "SubModelInfo---------------------------------->",subModelInfo #print "subsubName------------------------------------->",subsubName #print "subParamInfo----------------------------------->",subParamInfo #print "subtransInfo----------------------------------->",subtransInfo #print "subInbuiltModel----------------------------------->",subInbuiltModelDict IfMOSsub = '0' for eachline in subSchemInfo: #words = eachline.split() if eachline[0] == 'm': IfMOSsub = '1' break subsubOptionInfo = [] subsubSchemInfo = [] if len(subsubName) > 0: #subsubOptionInfo = [] #subsubSchemInfo = [] for eachsub in subsubName: filename_st = eachsub + '.sub' filename_stemp = os.path.join(dir_name, filename_st) data = self.readNetlist(filename_stemp) subsubOptionInfo, subsubSchemInfo = self.separateNetlistInfo(data) for eachline in subsubSchemInfo: #words = eachline.split() if eachline[0] == 'm': IfMOSsub = '1' break #print "subsubOptionInfo-------------------------->",subsubOptionInfo #print "subsubSchemInfo-------------------------->",subsubSchemInfo modelicaSubParam = self.processParam(subParamInfo) #print "modelicaSubParam------------------->",modelicaSubParam nodeSub, nodeDicSub, pinInitSub, pinProtectedInitSub = self.nodeSeparate(subSchemInfo, '1', eachsub, subsubName,numNodesSub) #print "NodeSub------------------------->",nodeSub #print "NodeDicSub-------------------------->",nodeDicSub #print "PinInitSub-------------------------->",pinInitSub #print "PinProtectedInitSub------------------->",pinProtectedInitSub modelicaSubCompInit, numNodesSubsub = self.compInit(subSchemInfo, nodeSub, subModelInfo, subsubName,dir_name,subtransInfo,subInbuiltModelDict) #print "modelicaSubCompInit--------------------->",modelicaSubCompInit #print "numNodesSubsub-------------------------->",numNodesSubsub modelicaSubParamNew = self.getSubParamLine(eachsub, numNodesSub, modelicaSubParam,dir_name) ###Ask Manas #print "modelicaSubParamNew----------------->",modelicaSubParamNew connSubInfo = self.connectInfo(subSchemInfo, nodeSub, nodeDicSub, numNodesSubsub,subcktName) #print "connSubInfo----------------->",connSubInfo newname = basename.split('.') newfilename = newname[0] outfilename = newfilename+ ".mo" outfilename = os.path.join(dir_name, outfilename) out = open(outfilename,"w") out.writelines('model ' + newfilename) out.writelines('\n') if IfMOSsub == '0': out.writelines('import Modelica.Electrical.*;') elif IfMOSsub == '1': out.writelines('import BondLib.Electrical.*;') out.writelines('\n') for eachline in modelicaSubParamNew: if len(subParamInfo) == 0: continue else: out.writelines(eachline) out.writelines('\n') for eachline in modelicaSubCompInit: if len(subSchemInfo) == 0: continue else: out.writelines(eachline) out.writelines('\n') out.writelines(pinProtectedInitSub) out.writelines('\n') if pinInitSub != 'Modelica.Electrical.Analog.Interfaces.Pin ;': out.writelines('protected') out.writelines('\n') out.writelines(pinInitSub) out.writelines('\n') out.writelines('equation') out.writelines('\n') for eachline in connSubInfo: if len(connSubInfo) == 0: continue else: out.writelines(eachline) out.writelines('\n') out.writelines('end '+ newfilename + ';') out.writelines('\n') out.close() return data, subOptionInfo, subSchemInfo, subModel, subModelInfo, subsubName, \ subParamInfo, modelicaSubCompInit, modelicaSubParam, nodeSubInterface, nodeSub, nodeDicSub, pinInitSub, connSubInfo def main(args): """ It is main function of module Ngspice to Modelica converter """ if len(sys.argv) == 2: filename = sys.argv[1] else: print "USAGE:" print "python NgspicetoModelica.py " sys.exit() dir_name = os.path.dirname(os.path.realpath(filename)) file_basename = os.path.basename(filename) obj_NgMoConverter = NgMoConverter() #Getting all the require information lines = obj_NgMoConverter.readNetlist(filename) #print "Complete Lines of Ngspice netlist :lines ---------------->",lines optionInfo, schematicInfo = obj_NgMoConverter.separateNetlistInfo(lines) #print "All option details like analysis,subckt,.ic,.model : OptionInfo------------------->",optionInfo #print "Schematic connection info :schematicInfo",schematicInfo modelName, modelInfo, subcktName, paramInfo,transInfo,inbuiltModelDict = obj_NgMoConverter.addModel(optionInfo) #print "Name of Model : modelName-------------------->",modelName #print "Model Information :modelInfo--------------------->",modelInfo #print "Subcircuit Name :subcktName------------------------>",subcktName #print "Parameter Information :paramInfo---------------------->",paramInfo #print "InBuilt Model ---------------------->",inbuiltModelDict modelicaParamInit = obj_NgMoConverter.processParam(paramInfo) #print "Make modelicaParamInit from paramInfo : processParamInit------------->",modelicaParamInit compInfo, plotInfo = obj_NgMoConverter.separatePlot(schematicInfo) #print "Plot info like plot,print etc :plotInfo",plotInfo IfMOS = '0' for eachline in compInfo: words = eachline.split() if eachline[0] == 'm': IfMOS = '1' break subOptionInfo = [] subSchemInfo = [] if len(subcktName) > 0: #subOptionInfo = [] #subSchemInfo = [] for eachsub in subcktName: filename_temp = eachsub + '.sub' data = obj_NgMoConverter.readNetlist(filename_temp) #print "Data---------->",data subOptionInfo, subSchemInfo = obj_NgMoConverter.separateNetlistInfo(data) for eachline in subSchemInfo: words = eachline.split() if eachline[0] == 'm': IfMOS = '1' break #print "Subcircuit OptionInfo : subOptionInfo------------------->",subOptionInfo #print "Subcircuit Schematic Info :subSchemInfo-------------------->",subSchemInfo node, nodeDic, pinInit, pinProtectedInit = obj_NgMoConverter.nodeSeparate(compInfo, '0', [], subcktName,[]) #print "All nodes in the netlist :node---------------->",node #print "NodeDic which will be used for modelica : nodeDic------------->",nodeDic #print "PinInit-------------->",pinInit #print "pinProtectedInit----------->",pinProtectedInit modelicaCompInit, numNodesSub = obj_NgMoConverter.compInit(compInfo,node, modelInfo, subcktName,dir_name,transInfo,inbuiltModelDict) #print "ModelicaComponents : modelicaCompInit----------->",modelicaCompInit #print "SubcktNumNodes : numNodesSub---------------->",numNodesSub connInfo = obj_NgMoConverter.connectInfo(compInfo, node, nodeDic, numNodesSub,subcktName) #print "ConnInfo------------------>",connInfo ###After Sub Ckt Func if len(subcktName) > 0: data, subOptionInfo, subSchemInfo, subModel, subModelInfo, subsubName,subParamInfo, modelicaSubCompInit, modelicaSubParam,\ nodeSubInterface,nodeSub, nodeDicSub, pinInitSub, connSubInfo = obj_NgMoConverter.procesSubckt(subcktName,numNodesSub,dir_name) #Adding 'numNodesSub' by Fahim #Creating Final Output file newfile = filename.split('.') newfilename = newfile[0] outfile = newfilename + ".mo" out = open(outfile,"w") out.writelines('model ' + os.path.basename(newfilename)) out.writelines('\n') if IfMOS == '0': out.writelines('import Modelica.Electrical.*;') elif IfMOS == '1': out.writelines('import BondLib.Electrical.*;') #out.writelines('import Modelica.Electrical.*;') out.writelines('\n') for eachline in modelicaParamInit: if len(paramInfo) == 0: continue else: out.writelines(eachline) out.writelines('\n') for eachline in modelicaCompInit: if len(compInfo) == 0: continue else: out.writelines(eachline) out.writelines('\n') out.writelines('protected') out.writelines('\n') out.writelines(pinInit) out.writelines('\n') out.writelines('equation') out.writelines('\n') for eachline in connInfo: if len(connInfo) == 0: continue else: out.writelines(eachline) out.writelines('\n') out.writelines('end '+ os.path.basename(newfilename) + ';') out.writelines('\n') out.close() # Call main function if __name__ == '__main__': main(sys.argv)