initial commit

31 files changed, 1108 insertions, 0 deletions

diff --git a/OSCAD/modelEditor/1n4007.lib b/OSCAD/modelEditor/1n4007.lib
new file mode 100644
index 0000000..1e66174
--- /dev/null
+++ b/OSCAD/modelEditor/1n4007.lib
@@ -0,0 +1,4 @@
+.model 1n4007 D( Vj=.75 Nbvl=14.976 Cjo=175p Rs=.25 Isr=1.859n 
++ Eg=1.11 M=.5516 Nbv=1.6989 N=1 Tbv1=-21.277u 
++ Bv=8.1 Fc=.5 Ikf=0 Nr=2 Ibv=20.245m 
++ Is=880.5E-18 Xti=3 Ibvl=1.9556m )
\ No newline at end of file
diff --git a/OSCAD/modelEditor/CORE.lib b/OSCAD/modelEditor/CORE.lib
new file mode 100755
index 0000000..c48c4b5
--- /dev/null
+++ b/OSCAD/modelEditor/CORE.lib
@@ -0,0 +1,2 @@
+.model K3019PL_3C8	Core(MS=415.2K A=44.82 C=.4112 K=25.74
++			Area=1.38 Path=4.52)
diff --git a/OSCAD/modelEditor/D.hlp b/OSCAD/modelEditor/D.hlp
new file mode 100755
index 0000000..fd0b2f8
--- /dev/null
+++ b/OSCAD/modelEditor/D.hlp
@@ -0,0 +1,16 @@
+ 	name 	parameter  							units 		default 	example 	
+1 	IS 	saturation current 						A 		1.0e-14 	1.0e-14 	
+2 	RS 	ohmic resistanc							Ohm 		0 		10 	
+3 	N 	emission coefficient 						- 		1 		1.0 	
+4 	TT 	transit-time 							sec 		0 		0.1ns 	
+5 	CJO 	zero-bias junction capacitance 					F 		0 		2pF 		
+6 	VJ 	junction potential 						V 		1 		0.6 	
+7 	M 	grading coefficient 						- 		0.5 		0.5 	
+8 	EG 	band-gap energy 						eV 		1.11 		1.11 Si 	
+9 	XTI 	saturation-current temp.exp 					- 		3.0 		3.0 pn/ 2.0 Schottky 	
+10 	KF 	flicker noise coefficient 					- 		0	 		
+11 	AF 	flicker noise exponent 						- 		1 		
+12 	FC 	coefficient for forward-bias depletion capacitance formula 	- 		0.5 		
+13 	BV 	reverse breakdown voltage 					V 		infinite 	40.0 	
+14 	IBV 	current at breakdown voltage 					V 		1.0e-3 		
+15 	TNOM 	parameter measurement temperature 				deg C 		27 		50 
diff --git a/OSCAD/modelEditor/D.lib b/OSCAD/modelEditor/D.lib
new file mode 100755
index 0000000..890c37f
--- /dev/null
+++ b/OSCAD/modelEditor/D.lib
@@ -0,0 +1,3 @@
+.model D1N750	D( Is=880.5E-18 Rs=.25 Ikf=0 N=1 Xti=3 Eg=1.11 Cjo=175p M=.5516 
++ Vj=.75 Fc=.5 Isr=1.859n Nr=2 Bv=8.1 Ibv=20.245m Nbv=1.6989 Ibvl=1.9556m 
++ Nbvl=14.976 Tbv1=-21.277u) 
diff --git a/OSCAD/modelEditor/NIGBT.lib b/OSCAD/modelEditor/NIGBT.lib
new file mode 100755
index 0000000..8c09dcb
--- /dev/null
+++ b/OSCAD/modelEditor/NIGBT.lib
@@ -0,0 +1,10 @@
+.MODEL IXGH40N60 NIGBT (
++ TAU=287.56E-9
++ KP=50.034
++ AREA=37.500E-6
++ AGD=18.750E-6
++ VT=4.1822
++ KF=.36047
++ CGS=31.942E-9
++ COXD=53.188E-9
++ VTD=2.6570)
diff --git a/OSCAD/modelEditor/NJF.lib b/OSCAD/modelEditor/NJF.lib
new file mode 100755
index 0000000..dbb2cba
--- /dev/null
+++ b/OSCAD/modelEditor/NJF.lib
@@ -0,0 +1,4 @@
+.model J2N3819	NJF(Beta=1.304m Betatce=-.5 Rd=1 Rs=1 Lambda=2.25m Vto=-3
++		Vtotc=-2.5m Is=33.57f Isr=322.4f N=1 Nr=2 Xti=3 Alpha=311.7u
++		Vk=243.6 Cgd=1.6p M=.3622 Pb=1 Fc=.5 Cgs=2.414p Kf=9.882E-18
++		Af=1)
diff --git a/OSCAD/modelEditor/NMOS-0.5um.lib b/OSCAD/modelEditor/NMOS-0.5um.lib
new file mode 100644
index 0000000..2e6f463
--- /dev/null
+++ b/OSCAD/modelEditor/NMOS-0.5um.lib
@@ -0,0 +1,6 @@
+.model mos_n NMOS( TPG=1 TOX=9.5n CJ=550u ETA=0.02125 VMAX=1.8E05 
++ GAMMA=0.62 CGSO=0.3n LD=50n MJSW=0.35 PB=1.1 
++ CGBO=0.45n XJ=0.2U CGDO=0.3n KAPPA=0.1 LEVEL=3 
++ VTO=0.6 NFS=7.20E11 THETA=0.23 CJSW=0.3n PHI=0.7 
++ RSH=2.0 MJ=0.6 UO=420 KP=156u DELTA=0.88 
++ NSUB=1.40E17 )
\ No newline at end of file
diff --git a/OSCAD/modelEditor/NMOS-180nm.lib b/OSCAD/modelEditor/NMOS-180nm.lib
new file mode 100644
index 0000000..51e9b11
--- /dev/null
+++ b/OSCAD/modelEditor/NMOS-180nm.lib
@@ -0,0 +1,13 @@
+.model CMOSN NMOS (LEVEL=8 VERSION=3.2 TNOM=27 TOX=4.1E-9 XJ=1E-7 NCH=2.3549E17 VTH0=0.3823463 K1=0.5810697 
++            K2=4.774618E-3 K3=0.0431669 K3B=1.1498346 W0=1E-7 NLX=1.910552E-7 DVT0W=0 DVT1W=0 DVT2W=0 
++            DVT0=1.2894824 DVT1=0.3622063 DVT2=0.0713729 U0=280.633249 UA=-1.208537E-9 UB=2.158625E-18
++            UC=5.342807E-11 VSAT=9.366802E4 A0=1.7593146 AGS=0.3939741 B0=-6.413949E-9 B1=-1E-7 KETA=-5.180424E-4
++            A1=0 A2=1 RDSW=105.5517558 PRWG=0.5 PRWB=-0.1998871 WR=1 WINT=7.904732E-10 LINT=1.571424E-8 XL=0
++            XW=-1E-8 DWG=1.297221E-9 DWB=1.479041E-9 VOFF=-0.0955434 NFACTOR=2.4358891 CIT=0 CDSC=2.4E-4 CDSCD=0
++            CDSCB=0 ETA0=3.104851E-3 ETAB=-2.512384E-5 DSUB=0.0167075 PCLM=0.8073191 PDIBLC1=0.1666161 PDIBLC2=3.112892E-3    
++            PDIBLCB=-0.1 DROUT=0.7875618 PSCBE1=8E10 PSCBE2=9.213635E-10 PVAG=3.85243E-3 DELTA=0.01 RSH=6.7 MOBMOD=1
++            PRT=0 UTE=-1.5 KT1=-0.11 KT1L=0 KT2=0.022 UA1=4.31E-9 UB1=-7.61E-18 UC1=-5.6E-11 AT=3.3E4 WL=0 WLN=1
++            WW=0 WWN=1 WWL=0 LL=0 LLN=1 LW=0 LWN=1 LWL=0 CAPMOD=2 XPART=0.5 CGDO=7.08E-10 CGSO=7.08E-10 CGBO=1E-12
++            CJ=9.68858E-4 PB=0.8 MJ=0.3864502 CJSW=2.512138E-10 PBSW=0.809286 MJSW=0.1060414 CJSWG=3.3E-10 PBSWG=0.809286 
++            MJSWG=0.1060414 CF=0 PVTH0=-1.192722E-3 PRDSW=-5 PK2=6.450505E-5 WKETA=-4.27294E-4 LKETA=-0.0104078 
++            PU0=6.3268729 PUA=2.226552E-11 PUB=0 PVSAT=969.1480157 PETA0=1E-4 PKETA=-1.049509E-3)
diff --git a/OSCAD/modelEditor/NMOS-5um.lib b/OSCAD/modelEditor/NMOS-5um.lib
new file mode 100755
index 0000000..a237e1f
--- /dev/null
+++ b/OSCAD/modelEditor/NMOS-5um.lib
@@ -0,0 +1,5 @@
+* 5um technology
+
+.model mos_n NMOS( Cgso=0.4n Tox=85n Vto=1 phi=0.7 
++ Level=1
++ Mj=.5 UO=750 Cgdo=0.4n Gamma=1.4 LAMBDA=0.01 LD=0.7u JS=1u CJ=0.4m CJSW=0.8n MJSW=0.5 PB=0.7 CGBO=0.2n  )
diff --git a/OSCAD/modelEditor/NMOS.lib b/OSCAD/modelEditor/NMOS.lib
new file mode 100755
index 0000000..51e9b11
--- /dev/null
+++ b/OSCAD/modelEditor/NMOS.lib
@@ -0,0 +1,13 @@
+.model CMOSN NMOS (LEVEL=8 VERSION=3.2 TNOM=27 TOX=4.1E-9 XJ=1E-7 NCH=2.3549E17 VTH0=0.3823463 K1=0.5810697 
++            K2=4.774618E-3 K3=0.0431669 K3B=1.1498346 W0=1E-7 NLX=1.910552E-7 DVT0W=0 DVT1W=0 DVT2W=0 
++            DVT0=1.2894824 DVT1=0.3622063 DVT2=0.0713729 U0=280.633249 UA=-1.208537E-9 UB=2.158625E-18
++            UC=5.342807E-11 VSAT=9.366802E4 A0=1.7593146 AGS=0.3939741 B0=-6.413949E-9 B1=-1E-7 KETA=-5.180424E-4
++            A1=0 A2=1 RDSW=105.5517558 PRWG=0.5 PRWB=-0.1998871 WR=1 WINT=7.904732E-10 LINT=1.571424E-8 XL=0
++            XW=-1E-8 DWG=1.297221E-9 DWB=1.479041E-9 VOFF=-0.0955434 NFACTOR=2.4358891 CIT=0 CDSC=2.4E-4 CDSCD=0
++            CDSCB=0 ETA0=3.104851E-3 ETAB=-2.512384E-5 DSUB=0.0167075 PCLM=0.8073191 PDIBLC1=0.1666161 PDIBLC2=3.112892E-3    
++            PDIBLCB=-0.1 DROUT=0.7875618 PSCBE1=8E10 PSCBE2=9.213635E-10 PVAG=3.85243E-3 DELTA=0.01 RSH=6.7 MOBMOD=1
++            PRT=0 UTE=-1.5 KT1=-0.11 KT1L=0 KT2=0.022 UA1=4.31E-9 UB1=-7.61E-18 UC1=-5.6E-11 AT=3.3E4 WL=0 WLN=1
++            WW=0 WWN=1 WWL=0 LL=0 LLN=1 LW=0 LWN=1 LWL=0 CAPMOD=2 XPART=0.5 CGDO=7.08E-10 CGSO=7.08E-10 CGBO=1E-12
++            CJ=9.68858E-4 PB=0.8 MJ=0.3864502 CJSW=2.512138E-10 PBSW=0.809286 MJSW=0.1060414 CJSWG=3.3E-10 PBSWG=0.809286 
++            MJSWG=0.1060414 CF=0 PVTH0=-1.192722E-3 PRDSW=-5 PK2=6.450505E-5 WKETA=-4.27294E-4 LKETA=-0.0104078 
++            PU0=6.3268729 PUA=2.226552E-11 PUB=0 PVSAT=969.1480157 PETA0=1E-4 PKETA=-1.049509E-3)
diff --git a/OSCAD/modelEditor/NMOS12.lib b/OSCAD/modelEditor/NMOS12.lib
new file mode 100755
index 0000000..721c592
--- /dev/null
+++ b/OSCAD/modelEditor/NMOS12.lib
@@ -0,0 +1,5 @@
+.model IRF150   NMOS(Level=3 Gamma=0 Delta=0 Eta=0 Theta=0 Kappa=0 Vmax=0 Xj=0
++               Tox=100n Uo=600 Phi=.6 Rs=1.624m Kp=20.53u W=.3 L=2u Vto=2.831
++               Rd=1.031m Rds=444.4K Cbd=3.229n Pb=.8 Mj=.5 Fc=.5 Cgso=9.027n
++               Cgdo=1.679n Rg=13.89 Is=194E-18 N=1 Tt=288n)
+
diff --git a/OSCAD/modelEditor/NPN.hlp b/OSCAD/modelEditor/NPN.hlp
new file mode 100755
index 0000000..e492ea1
--- /dev/null
+++ b/OSCAD/modelEditor/NPN.hlp
@@ -0,0 +1,17 @@
+1) 	BF 		Forward active current gain 
+2) 	VJE 		Base-emitter built-in potential
+3) 	BR 		Reverse active current gain 
+4) 	VJC 		Base-collector built-in potential
+5) 	IS 		Transport saturation current 
+6) 	VAF 		Forward mode Early voltage
+7) 	CJE 		Base-emitter zero-bias Junction capacitance
+8) 	VAR 		Reverse mode Early voltage
+9) 	NF 		Forward mode ideality factor
+10)	CJC 		Base-collector zero-bias Junction capacitance 
+11)	NR 		Reverse mode ideality factor
+12) 	RB 		zero bias base resistance 
+13)	MJE 		base-emitter capacitance exponent
+14)	RE 		emitter resistance 
+15)	MJC 		base-collector capacitance exponent
+16)	RC 		collector resistance 
+17)	EG 		energy gap for temperature effect on IS
diff --git a/OSCAD/modelEditor/NPN.lib b/OSCAD/modelEditor/NPN.lib
new file mode 100755
index 0000000..6509fe7
--- /dev/null
+++ b/OSCAD/modelEditor/NPN.lib
@@ -0,0 +1,4 @@
+.model Q2N2222  NPN( Is=14.34f Xti=3 Eg=1.11 Vaf=74.03 Bf=400 Ne=1.307 
++ Ise=14.34f Ikf=.2847 Xtb=1.5 Br=6.092 Nc=2 Isc=0 Ikr=0 Rc=1 Cjc=7.306p 
++ Mjc=.3416 Vjc=.75 Fc=.5 Cje=22.01p Mje=.377 Vje=.75 Tr=46.91n Tf=411.1p 
++ Itf=.6 Vtf=1.7 Xtf=3 Rb=10) 
diff --git a/OSCAD/modelEditor/PIGBT.lib b/OSCAD/modelEditor/PIGBT.lib
new file mode 100755
index 0000000..d4f9e81
--- /dev/null
+++ b/OSCAD/modelEditor/PIGBT.lib
@@ -0,0 +1,10 @@
+.MODEL IXGH40N60 PIGBT (
++ TAU=287.56E-9
++ KP=50.034
++ AREA=37.500E-6
++ AGD=18.750E-6
++ VT=4.1822
++ KF=.36047
++ CGS=31.942E-9
++ COXD=53.188E-9
++ VTD=2.6570)
diff --git a/OSCAD/modelEditor/PJF.lib b/OSCAD/modelEditor/PJF.lib
new file mode 100755
index 0000000..5589571
--- /dev/null
+++ b/OSCAD/modelEditor/PJF.lib
@@ -0,0 +1,5 @@
+.model J2N3820	PJF(Beta=1.304m Betatce=-.5 Rd=1 Rs=1 Lambda=2.25m Vto=-3
++		Vtotc=-2.5m Is=33.57f Isr=322.4f N=1 Nr=2 Xti=3 Alpha=311.7u
++		Vk=243.6 Cgd=1.6p M=.3622 Pb=1 Fc=.5 Cgs=2.414p Kf=9.882E-18
++		Af=1)
+
diff --git a/OSCAD/modelEditor/PMOS .lib b/OSCAD/modelEditor/PMOS .lib
new file mode 100755
index 0000000..6c9bb83
--- /dev/null
+++ b/OSCAD/modelEditor/PMOS .lib
@@ -0,0 +1,4 @@
+.model IRF9140	PMOS(Level=3 Gamma=0 Delta=0 Eta=0 Theta=0 Kappa=0 Vmax=0 Xj=0
++		Tox=100n Uo=300 Phi=.6 Rs=70.6m Kp=10.15u W=1.9 L=2u Vto=-3.67
++		Rd=60.66m Rds=444.4K Cbd=2.141n Pb=.8 Mj=.5 Fc=.5 Cgso=877.2p
++		Cgdo=369.3p Rg=.811 Is=52.23E-18 N=2 Tt=140n)
diff --git a/OSCAD/modelEditor/PMOS-0.5um.lib b/OSCAD/modelEditor/PMOS-0.5um.lib
new file mode 100644
index 0000000..848e8b0
--- /dev/null
+++ b/OSCAD/modelEditor/PMOS-0.5um.lib
@@ -0,0 +1,6 @@
+.model mos_p PMOS( TPG=-1 TOX=9.5n CJ=950u ETA=0.025 VMAX=0.3u 
++ GAMMA=0.52 CGSO=0.35n LD=70n MJSW=0.25 PB=1 
++ CGBO=0.45n XJ=0.2U CGDO=0.35n KAPPA=8.0 LEVEL=3 
++ VTO=-0.6 NFS=6.50E11 THETA=0.2 CJSW=0.2n PHI=0.7 
++ RSH=2.5 MJ=0.5 UO=130 KP=48u DELTA=0.25 
++ NSUB=1.0E17 )
\ No newline at end of file
diff --git a/OSCAD/modelEditor/PMOS-180nm.lib b/OSCAD/modelEditor/PMOS-180nm.lib
new file mode 100644
index 0000000..032b5b9
--- /dev/null
+++ b/OSCAD/modelEditor/PMOS-180nm.lib
@@ -0,0 +1,11 @@
+.model CMOSP PMOS (LEVEL=8 VERSION=3.2 TNOM=27 TOX=4.1E-9 XJ=1E-7 NCH=4.1589E17 VTH0=-0.3938813 K1=0.5479015
++            K2=0.0360586 K3=0.0993095 K3B=5.7086622 W0=1E-6 NLX=1.313191E-7 DVT0W=0 DVT1W=0 DVT2W=0 DVT0=0.4911363
++            DVT1=0.2227356 DVT2=0.1 U0=115.6852975 UA=1.505832E-9 UB=1E-21 UC=-1E-10 VSAT=1.329694E5 A0=1.7590478
++            AGS=0.3641621 B0=3.427126E-7 B1=1.062928E-6 KETA=0.0134667 A1=0.6859506 A2=0.3506788 RDSW=168.5705677
++            PRWG=0.5 PRWB=-0.4987371 WR=1 WINT=0 LINT=3.028832E-8 XL=0 XW=-1E-8 DWG=-2.349633E-8 DWB=-7.152486E-9 
++            VOFF=-0.0994037 NFACTOR=1.9424315 CIT=0 CDSC=2.4E-4 CDSCD=0 CDSCB=0 ETA0=0.0608072 ETAB=-0.0426148
++            DSUB=0.7343015 PCLM=3.2579974 PDIBLC1=7.229527E-6 PDIBLC2=0.025389 PDIBLCB=-1E-3 DROUT=0 PSCBE1=1.454878E10
++            PSCBE2=4.202027E-9 PVAG=15 DELTA=0.01 RSH=7.8 MOBMOD=1 PRT=0 UTE=-1.5 KT1=-0.11 KT1L=0 KT2=0.022 UA1=4.31E-9
++            UB1=-7.61E-18 UC1=-5.6E-11 AT=3.3E4 WL=0 WLN=1 WW=0 WWN=1 WWL=0 LL=0 LLN=1 LW=0 LWN=1 LWL=0 CAPMOD=2 XPART=0.5
++            CGDO=6.32E-10 CGSO=6.32E-10 CGBO=1E-12 CJ=1.172138E-3 PB=0.8421173 MJ=0.4109788 CJSW=2.242609E-10 PBSW=0.8            +            MJSW=0.3752089 CJSWG=4.22E-10 PBSWG=0.8 MJSWG=0.3752089 CF=0 PVTH0=1.888482E-3 PRDSW=11.5315407 PK2=1.559399E-3    
++            WKETA=0.0319301 LKETA=2.955547E-3 PU0=-1.1105313 PUA=-4.62102E-11 PUB=1E-21 PVSAT=50 PETA0=1E-4 PKETA=-4.346368E-3)
diff --git a/OSCAD/modelEditor/PMOS-5um.lib b/OSCAD/modelEditor/PMOS-5um.lib
new file mode 100755
index 0000000..9c3ed97
--- /dev/null
+++ b/OSCAD/modelEditor/PMOS-5um.lib
@@ -0,0 +1,5 @@
+*5um technology
+
+.model mos_p PMOS( Cgso=0.4n Tox=85n Vto=-1 phi=0.65
++ Level=1
++ Mj=.5 UO=250 Cgdo=0.4n Gamma=0.65 LAMBDA=0.03 LD=0.6u JS=1u CJ=0.18m CJSW=0.6n MJSW=0.5 PB=0.7 CGBO=0.2n  )
diff --git a/OSCAD/modelEditor/PMOS.lib b/OSCAD/modelEditor/PMOS.lib
new file mode 100755
index 0000000..032b5b9
--- /dev/null
+++ b/OSCAD/modelEditor/PMOS.lib
@@ -0,0 +1,11 @@
+.model CMOSP PMOS (LEVEL=8 VERSION=3.2 TNOM=27 TOX=4.1E-9 XJ=1E-7 NCH=4.1589E17 VTH0=-0.3938813 K1=0.5479015
++            K2=0.0360586 K3=0.0993095 K3B=5.7086622 W0=1E-6 NLX=1.313191E-7 DVT0W=0 DVT1W=0 DVT2W=0 DVT0=0.4911363
++            DVT1=0.2227356 DVT2=0.1 U0=115.6852975 UA=1.505832E-9 UB=1E-21 UC=-1E-10 VSAT=1.329694E5 A0=1.7590478
++            AGS=0.3641621 B0=3.427126E-7 B1=1.062928E-6 KETA=0.0134667 A1=0.6859506 A2=0.3506788 RDSW=168.5705677
++            PRWG=0.5 PRWB=-0.4987371 WR=1 WINT=0 LINT=3.028832E-8 XL=0 XW=-1E-8 DWG=-2.349633E-8 DWB=-7.152486E-9 
++            VOFF=-0.0994037 NFACTOR=1.9424315 CIT=0 CDSC=2.4E-4 CDSCD=0 CDSCB=0 ETA0=0.0608072 ETAB=-0.0426148
++            DSUB=0.7343015 PCLM=3.2579974 PDIBLC1=7.229527E-6 PDIBLC2=0.025389 PDIBLCB=-1E-3 DROUT=0 PSCBE1=1.454878E10
++            PSCBE2=4.202027E-9 PVAG=15 DELTA=0.01 RSH=7.8 MOBMOD=1 PRT=0 UTE=-1.5 KT1=-0.11 KT1L=0 KT2=0.022 UA1=4.31E-9
++            UB1=-7.61E-18 UC1=-5.6E-11 AT=3.3E4 WL=0 WLN=1 WW=0 WWN=1 WWL=0 LL=0 LLN=1 LW=0 LWN=1 LWL=0 CAPMOD=2 XPART=0.5
++            CGDO=6.32E-10 CGSO=6.32E-10 CGBO=1E-12 CJ=1.172138E-3 PB=0.8421173 MJ=0.4109788 CJSW=2.242609E-10 PBSW=0.8            +            MJSW=0.3752089 CJSWG=4.22E-10 PBSWG=0.8 MJSWG=0.3752089 CF=0 PVTH0=1.888482E-3 PRDSW=11.5315407 PK2=1.559399E-3    
++            WKETA=0.0319301 LKETA=2.955547E-3 PU0=-1.1105313 PUA=-4.62102E-11 PUB=1E-21 PVSAT=50 PETA0=1E-4 PKETA=-4.346368E-3)
diff --git a/OSCAD/modelEditor/PMOS11.lib b/OSCAD/modelEditor/PMOS11.lib
new file mode 100755
index 0000000..6c9bb83
--- /dev/null
+++ b/OSCAD/modelEditor/PMOS11.lib
@@ -0,0 +1,4 @@
+.model IRF9140	PMOS(Level=3 Gamma=0 Delta=0 Eta=0 Theta=0 Kappa=0 Vmax=0 Xj=0
++		Tox=100n Uo=300 Phi=.6 Rs=70.6m Kp=10.15u W=1.9 L=2u Vto=-3.67
++		Rd=60.66m Rds=444.4K Cbd=2.141n Pb=.8 Mj=.5 Fc=.5 Cgso=877.2p
++		Cgdo=369.3p Rg=.811 Is=52.23E-18 N=2 Tt=140n)
diff --git a/OSCAD/modelEditor/PNP.lib b/OSCAD/modelEditor/PNP.lib
new file mode 100755
index 0000000..7edda0e
--- /dev/null
+++ b/OSCAD/modelEditor/PNP.lib
@@ -0,0 +1,4 @@
+.model Q2N2907A PNP(Is=650.6E-18 Xti=3 Eg=1.11 Vaf=115.7 Bf=231.7 Ne=1.829
++		Ise=54.81f Ikf=1.079 Xtb=1.5 Br=3.563 Nc=2 Isc=0 Ikr=0 Rc=.715
++		Cjc=14.76p Mjc=.5383 Vjc=.75 Fc=.5 Cje=19.82p Mje=.3357 Vje=.75
++		Tr=111.3n Tf=603.7p Itf=.65 Vtf=5 Xtf=1.7 Rb=10)
diff --git a/OSCAD/modelEditor/exportModel.py b/OSCAD/modelEditor/exportModel.py
new file mode 100755
index 0000000..1249197
--- /dev/null
+++ b/OSCAD/modelEditor/exportModel.py
@@ -0,0 +1,77 @@
+#!/usr/bin/python
+# exportModel.py is a python script to export a component model to the library. It developed for OSCAD software. It is written by Yogesh Dilip Save (yogessave@gmail.com).  
+# Copyright (C) 2012 Yogesh Dilip Save, 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 *
+from Tkinter import *
+import template
+import tkMessageBox
+import os.path
+import os
+import Pmw
+from string import maketrans
+
+class ExportModel():
+  """Class for exporting the model to the model library"""
+  def __init__(self,parent):
+    self.parent=parent
+    self.modelName=""
+  # Collect model information available in the project directory
+    fileList=os.listdir(".")
+    modelList=[]
+    
+    for fileName in fileList:
+      if "lib" in fileName:
+        modelList.append(fileName)
+
+  # Create the dialog.
+    self.dialog = Pmw.SelectionDialog(parent,
+      title = 'Model Selector',
+      buttons = ('OK', 'Cancel'),
+      defaultbutton = 'OK',
+      scrolledlist_labelpos = 'n',
+      label_text = 'Please select the model',
+      scrolledlist_items=modelList,
+      command = self.apply,
+    )
+    self.dialog.pack(fill = 'both', expand=1, padx=5, pady=5)
+    self.dialog.activate()
+
+  # ProtGocol when window is deleted.
+    self.dialog.protocol("WM_DELETE_WINDOW",self.cancel)
+
+  def apply(self,result):
+    sels = self.dialog.getcurselection()
+    if result=="OK":
+      if len(sels) == 0:
+        print 'You clicked on', result, '(no selection)'
+        return
+      else:
+        self.modelName=sels[0]
+        self.status=1
+    else:
+      self.status=0
+    self.dialog.withdraw()
+  # Put focus back to the parent window
+    self.parent.focus_set()
+  # Destroy child window
+    self.dialog.deactivate()
+
+# Action taken when cancel pressed
+  def cancel(self, event=None, status=0):
+  # Catch the status
+    self.status=status
+  # Put focus back to the parent window
+    self.parent.focus_set()
+  # Destroy child window
+    self.destroy()
+
+if __name__=='__main__':
+  root=Tk()
+  model= ExportModel(root,"xxx")
+  mainloop()
+
diff --git a/OSCAD/modelEditor/helpEditor.py b/OSCAD/modelEditor/helpEditor.py
new file mode 100755
index 0000000..b855cca
--- /dev/null
+++ b/OSCAD/modelEditor/helpEditor.py
@@ -0,0 +1,43 @@
+#!/usr/bin/python
+# helpEditor.py is a python script to display help for the model editor. 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 Tkinter import *
+import template
+import tkMessageBox
+import os.path
+from string import maketrans
+from newModel import readSpecs
+
+class HelpInfo(template.MyTemplate):
+  """ Class for displaying help information """
+  def body(self, master):
+  # Help heading
+    master.configure(width=768, height=576)
+    Label(master, text="Ngspice Model Editor Help", font=("Helvetica", 16), padx=20, pady=20).grid(row=0)
+
+# Add standard button box (OK)
+  def buttonbox(self):
+  # Construct a new frame
+    box = Frame(self)
+  # Create buttons  
+    w = Button(box, text="OK", width=10, command=self.ok, default=ACTIVE)
+    w.pack(padx=5, pady=5)
+
+  # Bind Return and escape keys
+    self.bind("<Return>", self.ok)
+    self.bind("<Escape>", self.ok)
+  # Create the frame "box"
+    box.pack()
+
+  def statusBar(self):
+    pass
+
+if __name__=='__main__':
+  root=Tk()
+  model= HelpInfo(root)
+  mainloop()
+
diff --git a/OSCAD/modelEditor/importModel.py b/OSCAD/modelEditor/importModel.py
new file mode 100755
index 0000000..43f9c2e
--- /dev/null
+++ b/OSCAD/modelEditor/importModel.py
@@ -0,0 +1,86 @@
+#!/usr/bin/python
+# importModel.py is a python script to import a component model from library. It developed for OSCAD software. It is written by Yogesh Dilip Save (yogessave@gmail.com).  
+# Copyright (C) 2012 Yogesh Dilip Save, 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 *
+from Tkinter import *
+import template
+import tkMessageBox
+import os.path
+import os
+import Pmw
+from string import maketrans
+
+class ImportModel():
+  """Class for importing a model from the library"""
+  def __init__(self,parent):
+    self.parent=parent
+    self.modelName=""
+  # Collect model information available in the model library
+    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)
+
+    fileList=os.listdir(self.OSCAD_HOME+"/modelLibrary")
+    modelList=[]
+    
+    for fileName in fileList:
+      if "lib" in fileName:
+        modelList.append(fileName)
+
+  # Create the dialog.
+    self.dialog = Pmw.SelectionDialog(parent,
+      title = 'Model Selector',
+      buttons = ('OK', 'Cancel'),
+      defaultbutton = 'OK',
+      scrolledlist_labelpos = 'n',
+      label_text = 'Please select the model',
+      scrolledlist_items=modelList,
+      command = self.apply,
+    )
+    self.dialog.pack(fill = 'both', expand=1, padx=5, pady=5)
+    self.dialog.activate()
+
+  # Protocol when window is deleted.
+    self.dialog.protocol("WM_DELETE_WINDOW",self.cancel)
+
+  def apply(self,result):
+    sels = self.dialog.getcurselection()
+    if result=="OK":
+      if len(sels) == 0:
+        print 'You clicked on', result, '(no selection)'
+        return
+      else:
+        self.modelName=sels[0]
+        self.status=1
+    else:
+      self.status=0
+    self.dialog.withdraw()
+  # Put focus back to the parent window
+    self.parent.focus_set()
+  # Destroy child window
+    self.dialog.deactivate()
+
+# Action taken when cancel pressed
+  def cancel(self, event=None, status=0):
+  # Catch the status
+    self.status=status
+  # Put focus back to the parent window
+    self.parent.focus_set()
+  # Destroy child window
+    self.destroy()
+
+if __name__=='__main__':
+  root=Tk()
+  model= ImportModel(root,"xxx")
+  mainloop()
+
diff --git a/OSCAD/modelEditor/modelEditor.py b/OSCAD/modelEditor/modelEditor.py
new file mode 100755
index 0000000..ce2d88b
--- /dev/null
+++ b/OSCAD/modelEditor/modelEditor.py
@@ -0,0 +1,166 @@
+#!/usr/bin/python
+# modelEditor.py is a python script to display fornt end of the model editor. 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 tkMessageBox
+import newModel
+import openModel
+import selectModel
+import importModel
+import exportModel
+import os
+import sys
+
+# Create a new model
+def newEditor(e=None):
+# Read model information (name and type)
+  model= newModel.ModelInfo(root)
+# Create model file
+  if model.status:
+    modelParam = newModel.ModelParam(root,model.modelName,model.modelType)
+
+# Open an existing model
+def openEditor(e=None):
+  model= openModel.ExistingModelInfo(root)
+# Open model file
+  if model.status:
+    modelParam = openModel.ExistingModelParam(root,model.modelName)
+
+# Import an existing model from library
+def importEditor(e=None):
+  model=importModel.ImportModel(root)
+  temp_model_name=model.modelName
+  if temp_model_name.startswith('NMOS',0,4):
+    if os.system("cp "+OSCAD_HOME+"/modelLibrary/"+model.modelName+" mos_n.lib"):
+      tkMessageBox.showerror("Import Failed","Unable to import model file "+model.modelName)
+    else:
+      tkMessageBox.showinfo("Successfully imported","Model file "+model.modelName+" is successfully imported to the project.") 
+  elif temp_model_name.startswith('PMOS',0,4):
+    if os.system("cp "+OSCAD_HOME+"/modelLibrary/"+model.modelName+" mos_p.lib"):
+      tkMessageBox.showerror("Import Failed","Unable to import model file "+model.modelName)
+    else:
+      tkMessageBox.showinfo("Successfully imported","Model file "+model.modelName+" is successfully imported to the project.")
+  elif temp_model_name.startswith('D',0,1):
+    if os.system("cp "+OSCAD_HOME+"/modelLibrary/"+model.modelName+" 1n4007.lib"):
+      tkMessageBox.showerror("Import Failed","Unable to import model file "+model.modelName)
+    else:
+      tkMessageBox.showinfo("Successfully imported","Model file "+model.modelName+" is successfully imported to the project.") 
+  else:
+    if os.system("cp "+OSCAD_HOME+"/modelLibrary/"+model.modelName+" ."):
+      tkMessageBox.showerror("Import Failed","Unable to import model file "+model.modelName)
+    else:
+      tkMessageBox.showinfo("Successfully imported","Model file "+model.modelName+" is successfully imported to the project.") 
+
+
+# Export an existing model to library
+def exportEditor(e=None):
+  model=exportModel.ExportModel(root)
+  if os.system("cp "+model.modelName+" "+OSCAD_HOME+"/modelLibrary/"):
+    tkMessageBox.showerror("Export Failed","Unable to export model file "+model.modelName)
+  else:
+    tkMessageBox.showinfo("Successfully exported","Model file "+model.modelName+" is successfully exported to the model library") 
+
+# Exit an model editor
+def exitEditor(e=None):
+  if tkMessageBox.askokcancel("QUIT","Do you really wish to quit?"):
+    root.destroy()
+
+# Display help content
+def helpEditor(e=None):
+  pass
+
+# Display help content
+def aboutEditor():
+  tkMessageBox.showinfo("About Editor","Created by Yogesh Dilip Save and Shalini Shrivastava")
+
+##Function to open select model from the list to modify it
+def openSelectModel(e=None):
+	filename=sys.argv[1]
+	#Getting lenght of Model List and clicked result
+	lenght_modlist,result=callModel(root,filename)
+	response=result
+	if result=="OK":
+	    for item in range(lenght_modlist-1):
+	        if response=="OK":	
+	           temp_lenght,temp_result=callModel(root,filename)
+		   response=temp_result
+	        else:
+		   break
+	    
+	else:
+	    pass
+	
+def callModel(root,filename):
+    model=selectModel.ModelNameList(root, filename)
+    if model.status:
+     # Open the circuit file
+       modelFile=model.modelName+".lib"
+     # Check model file already exists
+       if os.path.exists(modelFile):
+          if tkMessageBox.askokcancel("Model already exists","Do you want to edit?"):
+            modelParam = openModel.ExistingModelParam(root,model.modelName)
+       else:
+	    modelParam = newModel.ModelParam(root,model.modelName,model.modelType)
+    return len(model.modelList),model.click_result
+	
+
+root = Tk()
+root.title("Ngspice Model Editor")
+root.geometry("600x400+300+125")
+
+# Create and configure a menu
+menu = Menu(root)
+root.config(menu=menu)
+
+# Create File menu
+filemenu= Menu(menu)
+menu.add_cascade(label="File", menu=filemenu)
+filemenu.add_command(label="New   F2", command=newEditor)
+#filemenu.add_command(label="Open  F3", command=openEditor)
+filemenu.add_command(label="Edit  F7",command=openSelectModel)
+filemenu.add_separator()
+filemenu.add_command(label="Import  F4", command=importEditor)
+filemenu.add_command(label="Export  F5", command=exportEditor)
+filemenu.add_separator()
+filemenu.add_command(label="Exit  F6", command=exitEditor)
+
+# Create help menu
+helpmenu=Menu(menu)
+menu.add_cascade(label="Help", menu=helpmenu)
+helpmenu.add_command(label="Help  F1",command=helpEditor)
+helpmenu.add_command(label="About...",command=aboutEditor)
+
+# Select device from devices in circuit file
+
+"""model=selectModel.ModelNameList(root, filename)
+print "Model",model.modelList
+	
+
+if model.status:
+ # Open the circuit file
+  modelFile=model.modelName+".lib"
+ # Check model file already exists
+  if os.path.exists(modelFile):
+    if tkMessageBox.askokcancel("Model already exists","Do you want to edit?"):
+      modelParam = openModel.ExistingModelParam(root,model.modelName)
+  else:
+    modelParam = newModel.ModelParam(root,model.modelName,model.modelType)
+"""
+# Protocol for deletion of main window
+root.protocol("WM_DELETE_WINDOW",exitEditor)
+
+# Create shortcut keys
+root.bind("<F2>", newEditor)
+#root.bind("<F3>", openEditor)
+root.bind("<F4>", importEditor)
+root.bind("<F5>", exportEditor)
+root.bind("<F6>", exitEditor)
+root.bind("<F1>", helpEditor)
+root.bind("<F7>", openSelectModel)
+
+mainloop()
diff --git a/OSCAD/modelEditor/newModel.py b/OSCAD/modelEditor/newModel.py
new file mode 100755
index 0000000..93d7578
--- /dev/null
+++ b/OSCAD/modelEditor/newModel.py
@@ -0,0 +1,187 @@
+#!/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()
+
diff --git a/OSCAD/modelEditor/openModel.py b/OSCAD/modelEditor/openModel.py
new file mode 100755
index 0000000..6ba5947
--- /dev/null
+++ b/OSCAD/modelEditor/openModel.py
@@ -0,0 +1,116 @@
+#!/usr/bin/python
+# openModel.py is a python script to open an existing 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 Tkinter import *
+import template
+import tkMessageBox
+import os.path
+from string import maketrans
+from newModel import readSpecs
+
+class ExistingModelInfo(template.MyTemplate):
+  """ Class for accept model information from  user """
+  def body(self, master):
+  # 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)
+
+# Collect model information  
+  def apply(self):
+    pass
+
+# 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 ExistingModelParam(template.MyTemplate):
+  """Class for specifying parameter of the model"""
+  def __init__(self,parent,name):
+  # Collect model information
+    self.modelName=name
+
+  # Call base class MyTemplate
+    template.MyTemplate.__init__(self,parent)
+    	
+
+  def body(self, master):
+  # Open template of the library file corresponding model 
+    fileName=self.modelName+".lib"
+   # Find model information and parameters
+    self.info, self.params=readSpecs(fileName)
+
+   # Return if model information is not available
+    if len(self.info) == 0:
+      self.cancel()
+      
+  # 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.info[2]+".hlp file")
+
+  def leaveSpec(self,event):
+    self.statusbar.configure(text='')
+
+  def apply(self):
+  # Write model parameters to file
+    if self.writeModelFile():
+      tkMessageBox.showinfo("Info","Model file " +self.modelName+" is modified")
+
+  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
+
+if __name__=='__main__':
+  root=Tk()
+  model= ExistingModelInfo(root)
+  modelParam = ExistingModelParam(root,model.modelName)
+  mainloop()
+
diff --git a/OSCAD/modelEditor/selectModel.py b/OSCAD/modelEditor/selectModel.py
new file mode 100755
index 0000000..1ca1e86
--- /dev/null
+++ b/OSCAD/modelEditor/selectModel.py
@@ -0,0 +1,155 @@
+#!/usr/bin/python
+# selectModel.py is a python script to select a component to create a model. It developed for OSCAD software. It is written by Yogesh Dilip Save (yogessave@gmail.com).  
+# Copyright (C) 2012 Yogesh Dilip Save, 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
+import os
+import Pmw
+from string import maketrans
+
+class ModelNameList():
+  """Class for specifying parameter of the model"""
+  def __init__(self,parent,filename):
+    self.parent=parent
+    self.modelName=""
+    self.modelType=""
+    self.modelList=[]
+    self.click_result=""	
+    
+  # Collect model information from the circuit file
+    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 the circuit file 
+    self.fileName=filename
+  # Open parameter file
+    if os.path.exists(self.fileName):
+      try:
+        f = open(self.fileName)
+      except :
+        tkMessageBox.showwarning("Bad input","Circuit netlist does not exit, please try again")
+        return
+    else:
+        tkMessageBox.showwarning("Bad input","Circuit netlist does not exit, please try again")
+        return
+
+  # Read the data from file
+    data=f.read()
+  
+  # Close the file
+    f.close()
+    netlist=data.splitlines()
+  # Find the various model library required
+    self.modelInfo={}
+    
+    for eachline in netlist:
+      eachline=eachline.strip()
+      if len(eachline)>1:
+        eachline=eachline.lower()
+        words=eachline.split()
+        if eachline[0]=='d':
+          modelName=words[3]
+	  modelType=words[3]
+          self.modelList.append(words[0]+":"+modelName)
+	  self.modelInfo[modelName]=modelType
+        elif eachline[0]=='q':
+          modelName=words[4]
+	  if words[4]=='npn':
+          	modelType="NPN"
+	  elif words[4]=='pnp':
+	        modelType="PNP"
+	  else:
+	       modelType=words[4]	
+	       				
+          self.modelList.append(words[0]+":"+modelName)
+	  self.modelInfo[modelName]=modelType
+          
+        elif eachline[0]=='m':
+            modelName=words[4]
+	    if words[4]=='nmos':
+		modelType="NMOS"
+	    elif words[4]=='pmos':
+		modelType="PMOS"
+	    else:
+		modelType=words[4]
+	    self.modelList.append(words[0]+":"+modelName)
+	    self.modelInfo[modelName]=modelType
+	
+        elif eachline[0]=='j':
+	    modelName=words[4]
+	    if words[4]=='pjf':
+		modelType='PJF'
+	    elif words[4]=='njf':
+		modelType='NJF'
+	    else:
+		modelType=words[4]	    
+            self.modelList.append(words[0]+":"+modelName)
+	    self.modelInfo[modelName]=modelType
+        else:
+	  continue
+	  
+  # Create the dialog.
+      	
+    self.dialog = Pmw.SelectionDialog(parent,
+          	title = 'Model Selector',
+          	buttons = ('OK', 'Cancel'),
+          	defaultbutton = 'OK',
+          	scrolledlist_labelpos = 'n',
+          	label_text = 'Please select the model',
+          	scrolledlist_items=self.modelList,
+          	command = self.apply,
+          	)
+    self.dialog.pack(fill = 'both', expand=1, padx=5, pady=5)
+    self.dialog.activate()
+
+  # Protocol when window is deleted.
+    self.dialog.protocol("WM_DELETE_WINDOW",self.cancel)
+
+  def apply(self,result):
+    sels = self.dialog.getcurselection()
+    self.click_result=result    		
+    if result=="OK":
+      if len(sels) == 0:
+        print 'You clicked on', result, '(no selection)'
+        return
+      else:
+        self.modelName=sels[0].partition(':')[2]
+        self.modelType=self.modelInfo[self.modelName]
+	self.status=1
+	
+    else:
+      self.status=0
+    self.dialog.withdraw()
+  # Put focus back to the parent window
+    self.parent.focus_set()
+  # Destroy child window
+    self.dialog.deactivate()
+
+# Action taken when cancel pressed
+  def cancel(self, event=None, status=0):
+  # Catch the status
+    self.status=status
+  # Put focus back to the parent window
+    self.parent.focus_set()
+  # Destroy child window
+    self.destroy()
+
+if __name__=='__main__':
+  root=Tk()
+  model= ModelNameList(root,"xxx")
+  mainloop()
+
diff --git a/OSCAD/modelEditor/setPath.py b/OSCAD/modelEditor/setPath.py
new file mode 100755
index 0000000..839d518
--- /dev/null
+++ b/OSCAD/modelEditor/setPath.py
@@ -0,0 +1,2 @@
+#!/usr/bin/python
+OSCAD_HOME="/home/ambi/OSCAD"
diff --git a/OSCAD/modelEditor/template.py b/OSCAD/modelEditor/template.py
new file mode 100755
index 0000000..5b2ee06
--- /dev/null
+++ b/OSCAD/modelEditor/template.py
@@ -0,0 +1,114 @@
+#!/usr/bin/python
+from Tkinter import *
+import os
+
+
+class MyTemplate(Toplevel):
+  """Template to construct new window"""
+# Define constructor 
+  def __init__(self, parent, title=None):
+  # Set new window properties same as parent
+    Toplevel.__init__(self, parent)
+  # Create a new window on top of the parent such that don't appear in taskbar   
+    self.transient(parent)
+
+  # Set the title
+    if title:
+      self.title(title)
+  # Set Parent of active window
+    self.parent =parent
+ 
+  # Create a new frame
+    body =Frame (self)
+    
+   # Call body method  
+    self.initial_focus = self.body(body)
+   # Display body 
+    body.pack(padx=5, pady=5)
+    
+   # Create buttons 
+    self.buttonbox()
+   # Create status bar 
+    self.statusBar()
+   # Take control of all the events    
+    self.grab_set()
+  
+  # Take control of all the keyboard events 
+    if not self.initial_focus:
+      self.initial_focus=self
+
+  # Protocol when window is deleted.
+    self.protocol("WM_DELETE_WINDOW",self.cancel)
+  
+  # Position the geometry respect to main window
+    self.geometry("+%d+%d" % (parent.winfo_rootx()+50,parent.winfo_rooty()+50))
+    self.initial_focus.focus_set()
+    	
+
+  # Wait for widget to be destroyed
+    self.wait_window(self)
+ 
+# Construction of body of the window
+  def body(self, master):
+  # Create dialog body. This method should be overridden
+    pass
+
+# Add standard button box (OK, Cancel). Override if you don't want the standard buttons
+  def buttonbox(self):
+  # Construct a new frame
+    box = Frame(self)
+  # Create buttons  
+    w = Button(box, text="OK", width=10, command=self.ok, default=ACTIVE)
+    w.pack(side=LEFT, padx=5, pady=5)
+    w = Button(box, text="Cancel", width=10, command=self.cancel)
+    w.pack(side=LEFT, padx=5, pady=5)
+
+  # Bind Return and escape keys
+    self.bind("<Return>", self.ok)
+    self.bind("<Escape>", self.cancel)
+  # Create the frame "box"
+    box.pack()
+
+# Add standard status bar. Override if you don't want the status bar
+  def statusBar(self):
+    self.statusbar = Label(self, text="", bd=1, relief=SUNKEN, anchor=W)
+    self.statusbar.pack(side=BOTTOM, fill=X)
+
+# Template for action taken when OK is pressed
+  def ok(self, event=None):
+  # If data is not valid then put the focus back
+    if not self.validate():
+      self.initial_focus.focus_set() 
+      return
+  # Remove the window from the screen (without destroying it)
+    self.withdraw()
+  # Call all pending idle tasks, without processing any other events.
+    self.update_idletasks()
+  # Perform required task (collection of result, inputs etc.)
+    self.apply()
+  # Take action when all task has finished  
+    self.cancel(status=1)
+
+# Template for action taken when cancel pressed
+  def cancel(self, event=None, status=0):
+  # Catch the status
+    self.status=status
+  # Put focus back to the parent window
+    self.parent.focus_set()
+  # Destroy child window
+    self.destroy()
+
+# Template for validation of data
+  def validate(self):
+    return 1
+
+# Template for required action (Saving Data, results) 
+  def apply(self):
+    pass 
+
+# Test case 
+if __name__=='__main__':
+  root=Tk()
+  d =MyTemplate(root)
+  mainloop()
+