import re #----调用PySpice包---- from PySpice.Doc.ExampleTools import find_libraries from PySpice.Probe.Plot import plot from PySpice.Spice.Library import SpiceLibrary from PySpice.Spice.Netlist import Circuit from PySpice.Unit import * import PySpice.Logging.Logging as Logging logger = Logging.setup_logging() #----调用模型库---- libraries_path = 'D:\\Project_2020\\SPICE\\Pyspice\\libraries' #libraries_path = find_libraries() spice_library = SpiceLibrary(libraries_path) class Simulator_CZ : def __init__( self, title='simulation' ): self.circuit = Circuit(title) def Get_Spice(self, spice ): the_circuit = ".include D:\\Project_2020\\SPICE\\PySpice\\libraries\cmos\\180nm_cmos.mod \n" the_circuit += spice self.circuit.raw_spice = the_circuit def Sim(self, sim_type,properties): parameter = self.Properties_Parse(sim_type,properties) print("parameter:\n",parameter) self.simulator = self.circuit.simulator(temperature=25, nominal_temperature=25) # print('simulator:\n',self.simulator) if(sim_type == 'transient'): self.analysis = self.simulator.transient(step_time = parameter['step_time'], end_time = parameter['end_time'], start_time = parameter['start_time'], max_time = parameter['max_time'], use_initial_condition = parameter['use_initial_condition']) return self.analysis elif(sim_type == 'dc' ): print("doing the dc simulation !!!") src_name = parameter['src_name'] vstart = parameter['start'] vstop = parameter['stop'] vstep = parameter['step'] the_args = "{} = slice({},{},{})".format(src_name, vstart, vstop, vstep) exec("self.analysis = self.simulator.dc( {} )".format(the_args)) print("dc simulation finished !!!") return self.analysis elif(sim_type == 'ac' ): print("doing the ac simulation !!!") self.analysis = self.simulator.ac( start_frequency = parameter['start_frequency'], stop_frequency = parameter['stop_frequency'], number_of_points = parameter['number_of_points'], variation = parameter['variation']) print("dc simulation finished !!!") return self.analysis else: pass # 属性解析 def Properties_Parse(self, sim_type,properties): parameter = {} if(sim_type == 'transient'): parameter["step_time"] = self.unit_tran(properties["step_time"]) parameter["end_time"] = self.unit_tran(properties["end_time"]) parameter["start_time"] = self.unit_tran(properties["start_time"]) parameter["max_time"] = self.unit_tran(properties["max_time"]) parameter["use_initial_condition"] = self.unit_tran(properties["use_initial_condition"]) elif(sim_type == 'dc' ): parameter["src_name"] = properties["src"] parameter["start"] = properties["start"] parameter["stop"] = properties["stop"] parameter["step"] = properties["step"] elif(sim_type == 'ac' ): parameter["start_frequency"] = self.unit_tran(properties["start_frequency"]) parameter["stop_frequency"] = self.unit_tran(properties["stop_frequency"]) parameter["number_of_points"] = int(properties["number_of_points"]) parameter["variation"] = properties["variation"] return parameter # 单位转换函数 def unit_tran(self , value_raw): # 匹配数字的正则表达式 regInt = '\d+' regFloat = '^\d+\.\d+' regNumber = regFloat + '|' + regInt pattern_number = re.compile(regNumber) # 匹配字符的正则表达式 regChars = '([a-z]+)' pattern_char = re.compile(regChars, re.I) # 进行数字和单位的提取 unit_chars = pattern_char.findall(value_raw) unit_num = pattern_number.findall(value_raw) # 进行格式转换 # 有单位时的情况 if(unit_chars != []): the_unit = unit_chars[0] if the_unit in ['true','TRUE','True']: return True elif the_unit in ['false','FALSE','False']: return False elif the_unit in ['none','NONE','None']: return None elif the_unit in ['ps','Ps','pS','PS']: the_num = self.get_the_number(unit_num) return u_ps(the_num) elif the_unit in ['ns','Ns','nS','NS']: the_num = self.get_the_number(unit_num) return u_ns(the_num) elif the_unit in ['us','US','uS','Us']: the_num = self.get_the_number(unit_num) return u_us(the_num) elif the_unit in ['ms','mS']: the_num = self.get_the_number(unit_num) return u_ms(the_num) elif the_unit in ['s','S']: the_num = self.get_the_number(unit_num) return u_s(the_num) elif the_unit in ['ks','Ks','kS','KS']: the_num = self.get_the_number(unit_num) return u_ks(the_num) elif the_unit in ['Ms','MS']: the_num = self.get_the_number(unit_num) return u_Ms(the_num) elif the_unit in ['hz','Hz','HZ']: the_num = self.get_the_number(unit_num) return u_Hz(the_num) elif the_unit in ['kHz','KHz','khz','Khz','kHZ','KHZ']: the_num = self.get_the_number(unit_num) return u_kHz(the_num) elif the_unit in ['MHz','Mhz','MHZ']: the_num = self.get_the_number(unit_num) return u_MHz(the_num) elif the_unit in ['gHz','GHz','ghz','Ghz','gHZ','GHZ']: the_num = self.get_the_number(unit_num) return u_GHz(the_num) elif the_unit in ['mHz','mhz','mHZ']: the_num = self.get_the_number(unit_num) return u_mHz(the_num) elif the_unit in ['uHz','UHz','uhz','Uhz','uHZ','UHZ']: the_num = self.get_the_number(unit_num) return u_uHz(the_num) elif the_unit in ['nHz','NHz','nhz','Nhz','nHZ','NHZ']: the_num = self.get_the_number(unit_num) return u_nHz(the_num) elif the_unit in ['pHz','PHz','phz','Phz','pHZ','PHZ']: the_num = self.get_the_number(unit_num) return u_pHz(the_num) # 无单位时的情况 else: if(unit_num != []): the_num = float(unit_num[0]) else: the_num = float(0) return the_num def get_the_number(self, the_unit_num): if(the_unit_num != []): the_num = float(the_unit_num[0]) else: the_num = float(0) return the_num # 'u_A', 'u_Bq', 'u_C', 'u_Degree', 'u_F', 'u_GA', 'u_GBq', 'u_GC', 'u_GDegree', 'u_GF', 'u_GGy', 'u_GH', 'u_GHz', 'u_GJ', # 'u_GK', 'u_GN', 'u_GOhm', 'u_GPa', 'u_GS', 'u_GSv', 'u_GV', 'u_GW', 'u_GWb', 'u_Gcd', 'u_Gkat', 'u_Glm', 'u_Glx', 'u_Gm', # 'u_Gmol', 'u_Grad', 'u_Gs', 'u_Gsr', 'u_Gy', 'u_GΩ', 'u_H', 'u_Hz', 'u_J', 'u_K', 'u_MA', 'u_MBq', 'u_MC', 'u_MDegree', # 'u_MF', 'u_MGy', 'u_MH', 'u_MHz', 'u_MJ', 'u_MK', 'u_MN', 'u_MOhm', 'u_MPa', 'u_MS', 'u_MSv', 'u_MV', 'u_MW', 'u_MWb', # 'u_Mcd', 'u_Mkat', 'u_Mlm', 'u_Mlx', 'u_Mm', 'u_Mmol', 'u_Mrad', 'u_Ms', 'u_Msr', 'u_MΩ', 'u_N', 'u_Ohm', 'u_Pa', 'u_S', # 'u_Sv', 'u_TA', 'u_TBq', 'u_TC', 'u_TDegree', 'u_TF', 'u_TGy', 'u_TH', 'u_THz', 'u_TJ', 'u_TK', 'u_TN', 'u_TOhm', 'u_TPa', # 'u_TS', 'u_TSv', 'u_TV', 'u_TW', 'u_TWb', 'u_Tcd', 'u_Tkat', 'u_Tlm', 'u_Tlx', 'u_Tm', 'u_Tmol', 'u_Trad', 'u_Ts', 'u_Tsr', # 'u_TΩ', 'u_V', 'u_W', 'u_Wb', 'u_cd', 'u_kA', 'u_kBq', 'u_kC', 'u_kDegree', 'u_kF', 'u_kGy', 'u_kH', 'u_kHz', 'u_kJ', 'u_kK', # 'u_kN', 'u_kOhm', 'u_kPa', 'u_kS', 'u_kSv', 'u_kV', 'u_kW', 'u_kWb', 'u_kat', 'u_kcd', 'u_kkat', 'u_klm', 'u_klx', 'u_km', # 'u_kmol', 'u_krad', 'u_ks', 'u_ksr', 'u_kΩ', 'u_lm', 'u_lx', 'u_m', 'u_mA', 'u_mBq', 'u_mC', 'u_mDegree', 'u_mF', 'u_mGy', # 'u_mH', 'u_mHz', 'u_mJ', 'u_mK', 'u_mN', 'u_mOhm', 'u_mPa', 'u_mS', 'u_mSv', 'u_mV', 'u_mW', 'u_mWb', 'u_mcd', 'u_mkat', # 'u_mlm', 'u_mlx', 'u_mm', 'u_mmol', 'u_mol', 'u_mrad', 'u_ms', 'u_msr', 'u_mΩ', 'u_nA', 'u_nBq', 'u_nC', 'u_nDegree', 'u_nF', # 'u_nGy', 'u_nH', 'u_nHz', 'u_nJ', 'u_nK', 'u_nN', 'u_nOhm', 'u_nPa', 'u_nS', 'u_nSv', 'u_nV', 'u_nW', 'u_nWb', 'u_ncd', # 'u_nkat', 'u_nlm', 'u_nlx', 'u_nm', 'u_nmol', 'u_nrad', 'u_ns', 'u_nsr', 'u_nΩ', 'u_pA', 'u_pBq', 'u_pC', 'u_pDegree', # 'u_pF', 'u_pGy', 'u_pH', 'u_pHz', 'u_pJ', 'u_pK', 'u_pN', 'u_pOhm', 'u_pPa', 'u_pS', 'u_pSv', 'u_pV', 'u_pW', 'u_pWb', # 'u_pcd', 'u_pkat', 'u_plm', 'u_plx', 'u_pm', 'u_pmol', 'u_prad', 'u_ps', 'u_psr', 'u_pΩ', 'u_rad', 'u_s', 'u_sr', 'u_uA', # 'u_uBq', 'u_uC', 'u_uDegree', 'u_uF', 'u_uGy', 'u_uH', 'u_uHz', 'u_uJ', 'u_uK', 'u_uN', 'u_uOhm', 'u_uPa', 'u_uS', 'u_uSv', # 'u_uV', 'u_uW', 'u_uWb', 'u_ucd', 'u_ukat', 'u_ulm', 'u_ulx', 'u_um', 'u_umol', 'u_urad', 'u_us', 'u_usr', 'u_Ω', 'u_μA', # 'u_μBq', 'u_μC', 'u_μF', 'u_μGy', 'u_μH', 'u_μHz', 'u_μJ', 'u_μK', 'u_μN', 'u_μPa', 'u_μS', 'u_μSv', 'u_μV', 'u_μW', 'u_μWb', # 'u_μcd', 'u_μkat', 'u_μlm', 'u_μlx', 'u_μm', 'u_μmol', 'u_μrad', 'u_μs', 'u_μsr', 'u_μΩ',