From 9c5e5f7676df9284cef1ec408b0b61faea7811a8 Mon Sep 17 00:00:00 2001
From: Manimaran K
Date: Mon, 24 Feb 2025 15:35:07 +0000
Subject: Added SN74LS11 subcircuit

---
 library/SubcircuitLibrary/SN74LS11/D.lib           |    2 +
 library/SubcircuitLibrary/SN74LS11/NPN.lib         |    4 +
 .../SN74LS11/Subcircuit_SN74LS11-cache.lib         |  164 +++
 .../SN74LS11/Subcircuit_SN74LS11.cir               |   77 ++
 .../SN74LS11/Subcircuit_SN74LS11.cir.out           |  143 +++
 .../SN74LS11/Subcircuit_SN74LS11.pro               |   73 ++
 .../SN74LS11/Subcircuit_SN74LS11.sch               | 1351 ++++++++++++++++++++
 .../SN74LS11/Subcircuit_SN74LS11.sub               |  137 ++
 .../Subcircuit_SN74LS11_Previous_Values.xml        |    1 +
 library/SubcircuitLibrary/SN74LS11/analysis        |    1 +
 10 files changed, 1953 insertions(+)
 create mode 100644 library/SubcircuitLibrary/SN74LS11/D.lib
 create mode 100644 library/SubcircuitLibrary/SN74LS11/NPN.lib
 create mode 100644 library/SubcircuitLibrary/SN74LS11/Subcircuit_SN74LS11-cache.lib
 create mode 100644 library/SubcircuitLibrary/SN74LS11/Subcircuit_SN74LS11.cir
 create mode 100644 library/SubcircuitLibrary/SN74LS11/Subcircuit_SN74LS11.cir.out
 create mode 100644 library/SubcircuitLibrary/SN74LS11/Subcircuit_SN74LS11.pro
 create mode 100644 library/SubcircuitLibrary/SN74LS11/Subcircuit_SN74LS11.sch
 create mode 100644 library/SubcircuitLibrary/SN74LS11/Subcircuit_SN74LS11.sub
 create mode 100644 library/SubcircuitLibrary/SN74LS11/Subcircuit_SN74LS11_Previous_Values.xml
 create mode 100644 library/SubcircuitLibrary/SN74LS11/analysis

(limited to 'library')

diff --git a/library/SubcircuitLibrary/SN74LS11/D.lib b/library/SubcircuitLibrary/SN74LS11/D.lib
new file mode 100644
index 00000000..f53bf3e0
--- /dev/null
+++ b/library/SubcircuitLibrary/SN74LS11/D.lib
@@ -0,0 +1,2 @@
+.model 1N4148 D(is=2.495E-09 rs=4.755E-01 n=1.679E+00 tt=3.030E-09 cjo=1.700E-12 vj=1 m=1.959E-01 bv=1.000E+02 ibv=1.000E-04)
+
diff --git a/library/SubcircuitLibrary/SN74LS11/NPN.lib b/library/SubcircuitLibrary/SN74LS11/NPN.lib
new file mode 100644
index 00000000..be5f3073
--- /dev/null
+++ b/library/SubcircuitLibrary/SN74LS11/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=0.2847 Xtb=1.5 Br=6.092 Nc=2 Isc=0 Ikr=0 Rc=1 Cjc=7.306p 
++ Mjc=0.3416 Vjc=0.75 Fc=0.5 Cje=22.01p Mje=0.377 Vje=0.75 Tr=46.91n Tf=411.1p 
++ Itf=0.6 Vtf=1.7 Xtf=3 Rb=10)
diff --git a/library/SubcircuitLibrary/SN74LS11/Subcircuit_SN74LS11-cache.lib b/library/SubcircuitLibrary/SN74LS11/Subcircuit_SN74LS11-cache.lib
new file mode 100644
index 00000000..0d1f2ae8
--- /dev/null
+++ b/library/SubcircuitLibrary/SN74LS11/Subcircuit_SN74LS11-cache.lib
@@ -0,0 +1,164 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# GNDPWR
+#
+DEF GNDPWR #PWR 0 0 Y Y 1 F P
+F0 "#PWR" 0 -200 50 H I C CNN
+F1 "GNDPWR" 0 -130 50 H V C CNN
+F2 "" 0 -50 50 H I C CNN
+F3 "" 0 -50 50 H I C CNN
+DRAW
+P 2 0 1 0 0 -50 0 0 N
+P 3 0 1 8 -40 -50 -50 -80 -50 -80 N
+P 3 0 1 8 -20 -50 -30 -80 -30 -80 N
+P 3 0 1 8 0 -50 -10 -80 -10 -80 N
+P 3 0 1 8 20 -50 10 -80 10 -80 N
+P 3 0 1 8 40 -50 -40 -50 -40 -50 N
+P 4 0 1 8 40 -50 30 -80 30 -80 30 -80 N
+X GNDPWR 1 0 0 0 U 50 50 1 1 W N
+ENDDRAW
+ENDDEF
+#
+# PORT
+#
+DEF PORT U 0 40 Y Y 26 F N
+F0 "U" 50 100 30 H V C CNN
+F1 "PORT" 0 0 30 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 325 225 285 -1421 -1278 0 1 0 N 100 50 150 0
+A 376 -275 356 1294 1408 0 1 0 N 150 0 100 -50
+S -100 50 100 -50 0 1 0 N
+X ~ 1 250 0 100 L 30 30 1 1 B
+X ~ 2 250 0 100 L 30 30 2 1 B
+X ~ 3 250 0 100 L 30 30 3 1 B
+X ~ 4 250 0 100 L 30 30 4 1 B
+X ~ 5 250 0 100 L 30 30 5 1 B
+X ~ 6 250 0 100 L 30 30 6 1 B
+X ~ 7 250 0 100 L 30 30 7 1 B
+X ~ 8 250 0 100 L 30 30 8 1 B
+X ~ 9 250 0 100 L 30 30 9 1 B
+X ~ 10 250 0 100 L 30 30 10 1 B
+X ~ 11 250 0 100 L 30 30 11 1 B
+X ~ 12 250 0 100 L 30 30 12 1 B
+X ~ 13 250 0 100 L 30 30 13 1 B
+X ~ 14 250 0 100 L 30 30 14 1 B
+X ~ 15 250 0 100 L 30 30 15 1 B
+X ~ 16 250 0 100 L 30 30 16 1 B
+X ~ 17 250 0 100 L 30 30 17 1 B
+X ~ 18 250 0 100 L 30 30 18 1 B
+X ~ 19 250 0 100 L 30 30 19 1 B
+X ~ 20 250 0 100 L 30 30 20 1 B
+X ~ 21 250 0 100 L 30 30 21 1 B
+X ~ 22 250 0 100 L 30 30 22 1 B
+X ~ 23 250 0 100 L 30 30 23 1 B
+X ~ 24 250 0 100 L 30 30 24 1 B
+X ~ 25 250 0 100 L 30 30 25 1 B
+X ~ 26 250 0 100 L 30 30 26 1 B
+ENDDRAW
+ENDDEF
+#
+# eSim_CP1
+#
+DEF eSim_CP1 C 0 10 N N 1 F N
+F0 "C" 25 100 50 H V L CNN
+F1 "eSim_CP1" 25 -100 50 H V L CNN
+F2 "" 0 0 50 H I C CNN
+F3 "" 0 0 50 H I C CNN
+ALIAS capacitor_polarised
+$FPLIST
+ CP_*
+$ENDFPLIST
+DRAW
+A 0 -150 128 1287 513 0 1 20 N -80 -50 80 -50
+P 2 0 1 20 -80 30 80 30 N
+P 2 0 1 0 -70 90 -30 90 N
+P 2 0 1 0 -50 70 -50 110 N
+X ~ 1 0 150 110 D 50 50 1 1 P
+X ~ 2 0 -150 130 U 50 50 1 1 P
+ENDDRAW
+ENDDEF
+#
+# eSim_Diode
+#
+DEF eSim_Diode D 0 40 N N 1 F N
+F0 "D" 0 100 50 H V C CNN
+F1 "eSim_Diode" 0 -100 50 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+$FPLIST
+ TO-???*
+ *SingleDiode
+ *_Diode_*
+ *SingleDiode*
+ D_*
+$ENDFPLIST
+DRAW
+T 0 -100 50 60 0 0 0 A Normal 0 C C
+T 0 100 50 60 0 0 0 K Normal 0 C C
+P 2 0 1 6 50 50 50 -50 N
+P 3 0 1 0 -50 50 50 0 -50 -50 F
+X A 1 -150 0 100 R 40 40 1 1 P
+X K 2 150 0 100 L 40 40 1 1 P
+ENDDRAW
+ENDDEF
+#
+# eSim_NPN
+#
+DEF eSim_NPN Q 0 0 Y N 1 F N
+F0 "Q" -100 50 50 H V R CNN
+F1 "eSim_NPN" -50 150 50 H V R CNN
+F2 "" 200 100 29 H V C CNN
+F3 "" 0 0 60 H V C CNN
+ALIAS BC547 Q2N2222
+DRAW
+C 50 0 111 0 1 10 N
+P 2 0 1 0 25 25 100 100 N
+P 3 0 1 0 25 -25 100 -100 100 -100 N
+P 3 0 1 20 25 75 25 -75 25 -75 N
+P 5 0 1 0 50 -70 70 -50 90 -90 50 -70 50 -70 F
+X C 1 100 200 100 D 50 50 1 1 P
+X B 2 -200 0 225 R 50 50 1 1 P
+X E 3 100 -200 100 U 50 50 1 1 P
+ENDDRAW
+ENDDEF
+#
+# eSim_R
+#
+DEF eSim_R R 0 0 N Y 1 F N
+F0 "R" 50 130 50 H V C CNN
+F1 "eSim_R" 50 -50 50 H V C CNN
+F2 "" 50 -20 30 H V C CNN
+F3 "" 50 50 30 V V C CNN
+ALIAS resistor
+$FPLIST
+ R_*
+ Resistor_*
+$ENDFPLIST
+DRAW
+S 150 10 -50 90 0 1 10 N
+X ~ 1 -100 50 50 R 60 60 1 1 P
+X ~ 2 200 50 50 L 60 60 1 1 P
+ENDDRAW
+ENDDEF
+#
+# zener
+#
+DEF zener U 0 40 Y Y 1 F N
+F0 "U" -50 -100 60 H V C CNN
+F1 "zener" 0 100 60 H V C CNN
+F2 "" 50 0 60 H V C CNN
+F3 "" 50 0 60 H V C CNN
+DRAW
+P 2 0 1 0 100 -50 50 -100 N
+P 2 0 1 0 100 50 100 -50 N
+P 2 0 1 0 100 50 150 100 N
+P 4 0 1 0 0 50 0 -50 100 0 0 50 N
+X ~ IN -200 0 200 R 50 43 1 1 I
+X ~ OUT 300 0 200 L 50 43 1 1 O
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/SN74LS11/Subcircuit_SN74LS11.cir b/library/SubcircuitLibrary/SN74LS11/Subcircuit_SN74LS11.cir
new file mode 100644
index 00000000..e049f6b4
--- /dev/null
+++ b/library/SubcircuitLibrary/SN74LS11/Subcircuit_SN74LS11.cir
@@ -0,0 +1,77 @@
+* C:\FOSSEE\eSim\library\SubcircuitLibrary\Subcircuit_SN74LS11\Subcircuit_SN74LS11.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 02/10/25 19:11:48
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+* Sheet Name: /
+R1  Net-_R1-Pad1_ Net-_Q1-Pad2_ 20k		
+R2  Net-_R1-Pad1_ Net-_Q1-Pad1_ 10k		
+Q1  Net-_Q1-Pad1_ Net-_Q1-Pad2_ Net-_D1-Pad1_ eSim_NPN		
+Q2  Net-_Q2-Pad1_ Net-_Q1-Pad1_ Net-_C1-Pad1_ eSim_NPN		
+Q4  Net-_Q4-Pad1_ Net-_Q2-Pad1_ Net-_Q4-Pad3_ eSim_NPN		
+R4  Net-_R1-Pad1_ Net-_Q2-Pad1_ 8k		
+R7  Net-_R1-Pad1_ Net-_Q4-Pad1_ 120		
+U2  GNDPWR Net-_U1-Pad1_ zener		
+U3  GNDPWR Net-_U1-Pad2_ zener		
+U4  GNDPWR Net-_U1-Pad3_ zener		
+U7  Net-_Q1-Pad2_ Net-_U1-Pad3_ zener		
+U6  Net-_Q1-Pad2_ Net-_U1-Pad2_ zener		
+D1  Net-_D1-Pad1_ GNDPWR eSim_Diode		
+C1  Net-_C1-Pad1_ Net-_C1-Pad2_ 10pF		
+R3  Net-_C1-Pad1_ Net-_Q3-Pad2_ 1.5k		
+R5  Net-_C1-Pad1_ Net-_Q3-Pad1_ 3k		
+Q3  Net-_Q3-Pad1_ Net-_Q3-Pad2_ GNDPWR eSim_NPN		
+Q6  Net-_C1-Pad2_ Net-_C1-Pad1_ GNDPWR eSim_NPN		
+U9  Net-_R6-Pad2_ Net-_Q2-Pad1_ zener		
+R6  Net-_C1-Pad2_ Net-_R6-Pad2_ 5k		
+Q5  Net-_Q4-Pad1_ Net-_Q4-Pad3_ Net-_C1-Pad2_ eSim_NPN		
+U1  Net-_U1-Pad1_ Net-_U1-Pad2_ Net-_U1-Pad3_ Net-_U1-Pad4_ Net-_U1-Pad5_ Net-_U1-Pad6_ Net-_C1-Pad2_ Net-_R1-Pad1_ GNDPWR Net-_U1-Pad10_ Net-_U1-Pad11_ Net-_U1-Pad12_ Net-_C2-Pad2_ Net-_C3-Pad2_ PORT		
+U5  Net-_Q1-Pad2_ Net-_U1-Pad1_ zener		
+R15  Net-_R1-Pad1_ Net-_Q13-Pad2_ 20k		
+R16  Net-_R1-Pad1_ Net-_Q13-Pad1_ 10k		
+Q13  Net-_Q13-Pad1_ Net-_Q13-Pad2_ Net-_D3-Pad1_ eSim_NPN		
+Q14  Net-_Q14-Pad1_ Net-_Q13-Pad1_ Net-_C3-Pad1_ eSim_NPN		
+Q16  Net-_Q16-Pad1_ Net-_Q14-Pad1_ Net-_Q16-Pad3_ eSim_NPN		
+R18  Net-_R1-Pad1_ Net-_Q14-Pad1_ 8k		
+R21  Net-_R1-Pad1_ Net-_Q16-Pad1_ 120		
+U16  GNDPWR Net-_U1-Pad10_ zener		
+U17  GNDPWR Net-_U1-Pad11_ zener		
+U18  GNDPWR Net-_U1-Pad12_ zener		
+U21  Net-_Q13-Pad2_ Net-_U1-Pad12_ zener		
+U20  Net-_Q13-Pad2_ Net-_U1-Pad11_ zener		
+D3  Net-_D3-Pad1_ GNDPWR eSim_Diode		
+C3  Net-_C3-Pad1_ Net-_C3-Pad2_ 10pF		
+R17  Net-_C3-Pad1_ Net-_Q15-Pad2_ 1.5k		
+R19  Net-_C3-Pad1_ Net-_Q15-Pad1_ 3k		
+Q15  Net-_Q15-Pad1_ Net-_Q15-Pad2_ GNDPWR eSim_NPN		
+Q18  Net-_C3-Pad2_ Net-_C3-Pad1_ GNDPWR eSim_NPN		
+U22  Net-_R20-Pad2_ Net-_Q14-Pad1_ zener		
+R20  Net-_C3-Pad2_ Net-_R20-Pad2_ 5k		
+Q17  Net-_Q16-Pad1_ Net-_Q16-Pad3_ Net-_C3-Pad2_ eSim_NPN		
+U19  Net-_Q13-Pad2_ Net-_U1-Pad10_ zener		
+R8  Net-_R1-Pad1_ Net-_Q7-Pad2_ 20k		
+R9  Net-_R1-Pad1_ Net-_Q7-Pad1_ 10k		
+Q7  Net-_Q7-Pad1_ Net-_Q7-Pad2_ Net-_D2-Pad1_ eSim_NPN		
+Q8  Net-_Q10-Pad2_ Net-_Q7-Pad1_ Net-_C2-Pad1_ eSim_NPN		
+Q10  Net-_Q10-Pad1_ Net-_Q10-Pad2_ Net-_Q10-Pad3_ eSim_NPN		
+R11  Net-_R1-Pad1_ Net-_Q10-Pad2_ 8k		
+R14  Net-_R1-Pad1_ Net-_Q10-Pad1_ 120		
+U8  GNDPWR Net-_U1-Pad4_ zener		
+U10  GNDPWR Net-_U1-Pad5_ zener		
+U11  GNDPWR Net-_U1-Pad6_ zener		
+U14  Net-_Q7-Pad2_ Net-_U1-Pad6_ zener		
+U13  Net-_Q7-Pad2_ Net-_U1-Pad5_ zener		
+D2  Net-_D2-Pad1_ GNDPWR eSim_Diode		
+C2  Net-_C2-Pad1_ Net-_C2-Pad2_ 10pF		
+R10  Net-_C2-Pad1_ Net-_Q9-Pad2_ 1.5k		
+R12  Net-_C2-Pad1_ Net-_Q9-Pad1_ 3k		
+Q9  Net-_Q9-Pad1_ Net-_Q9-Pad2_ GNDPWR eSim_NPN		
+Q12  Net-_C2-Pad2_ Net-_C2-Pad1_ GNDPWR eSim_NPN		
+U15  Net-_R13-Pad2_ Net-_Q10-Pad2_ zener		
+R13  Net-_C2-Pad2_ Net-_R13-Pad2_ 5k		
+Q11  Net-_Q10-Pad1_ Net-_Q10-Pad3_ Net-_C2-Pad2_ eSim_NPN		
+U12  Net-_Q7-Pad2_ Net-_U1-Pad4_ zener		
+
+.end
diff --git a/library/SubcircuitLibrary/SN74LS11/Subcircuit_SN74LS11.cir.out b/library/SubcircuitLibrary/SN74LS11/Subcircuit_SN74LS11.cir.out
new file mode 100644
index 00000000..a8250b0d
--- /dev/null
+++ b/library/SubcircuitLibrary/SN74LS11/Subcircuit_SN74LS11.cir.out
@@ -0,0 +1,143 @@
+* c:\fossee\esim\library\subcircuitlibrary\subcircuit_sn74ls11\subcircuit_sn74ls11.cir
+
+.include D.lib
+.include NPN.lib
+r1  net-_r1-pad1_ net-_q1-pad2_ 20k
+r2  net-_r1-pad1_ net-_q1-pad1_ 10k
+q1 net-_q1-pad1_ net-_q1-pad2_ net-_d1-pad1_ Q2N2222
+q2 net-_q2-pad1_ net-_q1-pad1_ net-_c1-pad1_ Q2N2222
+q4 net-_q4-pad1_ net-_q2-pad1_ net-_q4-pad3_ Q2N2222
+r4  net-_r1-pad1_ net-_q2-pad1_ 8k
+r7  net-_r1-pad1_ net-_q4-pad1_ 120
+* u2  gndpwr net-_u1-pad1_ zener
+* u3  gndpwr net-_u1-pad2_ zener
+* u4  gndpwr net-_u1-pad3_ zener
+* u7  net-_q1-pad2_ net-_u1-pad3_ zener
+* u6  net-_q1-pad2_ net-_u1-pad2_ zener
+d1 net-_d1-pad1_ gndpwr 1N4148
+c1  net-_c1-pad1_ net-_c1-pad2_ 10pf
+r3  net-_c1-pad1_ net-_q3-pad2_ 1.5k
+r5  net-_c1-pad1_ net-_q3-pad1_ 3k
+q3 net-_q3-pad1_ net-_q3-pad2_ gndpwr Q2N2222
+q6 net-_c1-pad2_ net-_c1-pad1_ gndpwr Q2N2222
+* u9  net-_r6-pad2_ net-_q2-pad1_ zener
+r6  net-_c1-pad2_ net-_r6-pad2_ 5k
+q5 net-_q4-pad1_ net-_q4-pad3_ net-_c1-pad2_ Q2N2222
+* u1  net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ net-_u1-pad4_ net-_u1-pad5_ net-_u1-pad6_ net-_c1-pad2_ net-_r1-pad1_ gndpwr net-_u1-pad10_ net-_u1-pad11_ net-_u1-pad12_ net-_c2-pad2_ net-_c3-pad2_ port
+* u5  net-_q1-pad2_ net-_u1-pad1_ zener
+r15  net-_r1-pad1_ net-_q13-pad2_ 20k
+r16  net-_r1-pad1_ net-_q13-pad1_ 10k
+q13 net-_q13-pad1_ net-_q13-pad2_ net-_d3-pad1_ Q2N2222
+q14 net-_q14-pad1_ net-_q13-pad1_ net-_c3-pad1_ Q2N2222
+q16 net-_q16-pad1_ net-_q14-pad1_ net-_q16-pad3_ Q2N2222
+r18  net-_r1-pad1_ net-_q14-pad1_ 8k
+r21  net-_r1-pad1_ net-_q16-pad1_ 120
+* u16  gndpwr net-_u1-pad10_ zener
+* u17  gndpwr net-_u1-pad11_ zener
+* u18  gndpwr net-_u1-pad12_ zener
+* u21  net-_q13-pad2_ net-_u1-pad12_ zener
+* u20  net-_q13-pad2_ net-_u1-pad11_ zener
+d3 net-_d3-pad1_ gndpwr 1N4148
+c3  net-_c3-pad1_ net-_c3-pad2_ 10pf
+r17  net-_c3-pad1_ net-_q15-pad2_ 1.5k
+r19  net-_c3-pad1_ net-_q15-pad1_ 3k
+q15 net-_q15-pad1_ net-_q15-pad2_ gndpwr Q2N2222
+q18 net-_c3-pad2_ net-_c3-pad1_ gndpwr Q2N2222
+* u22  net-_r20-pad2_ net-_q14-pad1_ zener
+r20  net-_c3-pad2_ net-_r20-pad2_ 5k
+q17 net-_q16-pad1_ net-_q16-pad3_ net-_c3-pad2_ Q2N2222
+* u19  net-_q13-pad2_ net-_u1-pad10_ zener
+r8  net-_r1-pad1_ net-_q7-pad2_ 20k
+r9  net-_r1-pad1_ net-_q7-pad1_ 10k
+q7 net-_q7-pad1_ net-_q7-pad2_ net-_d2-pad1_ Q2N2222
+q8 net-_q10-pad2_ net-_q7-pad1_ net-_c2-pad1_ Q2N2222
+q10 net-_q10-pad1_ net-_q10-pad2_ net-_q10-pad3_ Q2N2222
+r11  net-_r1-pad1_ net-_q10-pad2_ 8k
+r14  net-_r1-pad1_ net-_q10-pad1_ 120
+* u8  gndpwr net-_u1-pad4_ zener
+* u10  gndpwr net-_u1-pad5_ zener
+* u11  gndpwr net-_u1-pad6_ zener
+* u14  net-_q7-pad2_ net-_u1-pad6_ zener
+* u13  net-_q7-pad2_ net-_u1-pad5_ zener
+d2 net-_d2-pad1_ gndpwr 1N4148
+c2  net-_c2-pad1_ net-_c2-pad2_ 10pf
+r10  net-_c2-pad1_ net-_q9-pad2_ 1.5k
+r12  net-_c2-pad1_ net-_q9-pad1_ 3k
+q9 net-_q9-pad1_ net-_q9-pad2_ gndpwr Q2N2222
+q12 net-_c2-pad2_ net-_c2-pad1_ gndpwr Q2N2222
+* u15  net-_r13-pad2_ net-_q10-pad2_ zener
+r13  net-_c2-pad2_ net-_r13-pad2_ 5k
+q11 net-_q10-pad1_ net-_q10-pad3_ net-_c2-pad2_ Q2N2222
+* u12  net-_q7-pad2_ net-_u1-pad4_ zener
+a1 gndpwr net-_u1-pad1_ u2
+a2 gndpwr net-_u1-pad2_ u3
+a3 gndpwr net-_u1-pad3_ u4
+a4 net-_q1-pad2_ net-_u1-pad3_ u7
+a5 net-_q1-pad2_ net-_u1-pad2_ u6
+a6 net-_r6-pad2_ net-_q2-pad1_ u9
+a7 net-_q1-pad2_ net-_u1-pad1_ u5
+a8 gndpwr net-_u1-pad10_ u16
+a9 gndpwr net-_u1-pad11_ u17
+a10 gndpwr net-_u1-pad12_ u18
+a11 net-_q13-pad2_ net-_u1-pad12_ u21
+a12 net-_q13-pad2_ net-_u1-pad11_ u20
+a13 net-_r20-pad2_ net-_q14-pad1_ u22
+a14 net-_q13-pad2_ net-_u1-pad10_ u19
+a15 gndpwr net-_u1-pad4_ u8
+a16 gndpwr net-_u1-pad5_ u10
+a17 gndpwr net-_u1-pad6_ u11
+a18 net-_q7-pad2_ net-_u1-pad6_ u14
+a19 net-_q7-pad2_ net-_u1-pad5_ u13
+a20 net-_r13-pad2_ net-_q10-pad2_ u15
+a21 net-_q7-pad2_ net-_u1-pad4_ u12
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u2 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE ) 
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u3 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE ) 
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u4 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE ) 
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u7 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE ) 
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u6 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE ) 
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u9 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE ) 
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u5 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE ) 
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u16 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE ) 
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u17 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE ) 
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u18 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE ) 
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u21 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE ) 
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u20 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE ) 
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u22 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE ) 
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u19 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE ) 
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u8 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE ) 
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u10 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE ) 
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u11 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE ) 
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u14 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE ) 
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u13 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE ) 
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u15 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE ) 
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u12 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE ) 
+.tran 0e-00 0e-00 0e-00
+
+* Control Statements 
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+.endc
+.end
diff --git a/library/SubcircuitLibrary/SN74LS11/Subcircuit_SN74LS11.pro b/library/SubcircuitLibrary/SN74LS11/Subcircuit_SN74LS11.pro
new file mode 100644
index 00000000..e27a398b
--- /dev/null
+++ b/library/SubcircuitLibrary/SN74LS11/Subcircuit_SN74LS11.pro
@@ -0,0 +1,73 @@
+update=22/05/2015 07:44:53
+version=1
+last_client=kicad
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=
+[eeschema/libraries]
+LibName1=adc-dac
+LibName2=memory
+LibName3=xilinx
+LibName4=microcontrollers
+LibName5=dsp
+LibName6=microchip
+LibName7=analog_switches
+LibName8=motorola
+LibName9=texas
+LibName10=intel
+LibName11=audio
+LibName12=interface
+LibName13=digital-audio
+LibName14=philips
+LibName15=display
+LibName16=cypress
+LibName17=siliconi
+LibName18=opto
+LibName19=atmel
+LibName20=contrib
+LibName21=power
+LibName22=eSim_Plot
+LibName23=transistors
+LibName24=conn
+LibName25=eSim_User
+LibName26=regul
+LibName27=74xx
+LibName28=cmos4000
+LibName29=eSim_Analog
+LibName30=eSim_Devices
+LibName31=eSim_Digital
+LibName32=eSim_Hybrid
+LibName33=eSim_Miscellaneous
+LibName34=eSim_Power
+LibName35=eSim_Sources
+LibName36=eSim_Subckt
+LibName37=eSim_Nghdl
+LibName38=eSim_Ngveri
+LibName39=eSim_SKY130
+LibName40=eSim_SKY130_Subckts
diff --git a/library/SubcircuitLibrary/SN74LS11/Subcircuit_SN74LS11.sch b/library/SubcircuitLibrary/SN74LS11/Subcircuit_SN74LS11.sch
new file mode 100644
index 00000000..0247342b
--- /dev/null
+++ b/library/SubcircuitLibrary/SN74LS11/Subcircuit_SN74LS11.sch
@@ -0,0 +1,1351 @@
+EESchema Schematic File Version 2
+LIBS:adc-dac
+LIBS:memory
+LIBS:xilinx
+LIBS:microcontrollers
+LIBS:dsp
+LIBS:microchip
+LIBS:analog_switches
+LIBS:motorola
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:power
+LIBS:eSim_Plot
+LIBS:transistors
+LIBS:conn
+LIBS:eSim_User
+LIBS:regul
+LIBS:74xx
+LIBS:cmos4000
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Miscellaneous
+LIBS:eSim_Power
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+LIBS:eSim_Nghdl
+LIBS:eSim_Ngveri
+LIBS:eSim_SKY130
+LIBS:eSim_SKY130_Subckts
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
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+Comment3 ""
+Comment4 ""
+$EndDescr
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+	1    1980 1120
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+$EndComp
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+	1    2500 1120
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+$EndComp
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+	1    3140 1130
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+	1    4310 1130
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+	1    1020 3170
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+F 2 "" H 1340 3170 60  0000 C CNN
+F 3 "" H 1340 3170 60  0000 C CNN
+	1    1290 3170
+	0    1    -1   0   
+$EndComp
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+F 2 "" H 1550 3170 60  0000 C CNN
+F 3 "" H 1550 3170 60  0000 C CNN
+	1    1500 3170
+	0    1    -1   0   
+$EndComp
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+F 1 "zener" H 1830 2490 60  0000 C CNN
+F 2 "" H 1880 2390 60  0000 C CNN
+F 3 "" H 1880 2390 60  0000 C CNN
+	1    1830 2390
+	-1   0    0    1   
+$EndComp
+$Comp
+L zener U6
+U 1 1 67A9FE59
+P 1830 2140
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+F 1 "zener" H 1830 2240 60  0000 C CNN
+F 2 "" H 1880 2140 60  0000 C CNN
+F 3 "" H 1880 2140 60  0000 C CNN
+	1    1830 2140
+	-1   0    0    1   
+$EndComp
+$Comp
+L eSim_Diode D1
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+P 2550 3230
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+F 1 "eSim_Diode" H 2550 3130 50  0000 C CNN
+F 2 "" H 2550 3230 60  0000 C CNN
+F 3 "" H 2550 3230 60  0000 C CNN
+	1    2550 3230
+	0    1    1    0   
+$EndComp
+$Comp
+L capacitor_polarised C1
+U 1 1 67A9FF3E
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+F 1 "10pF" H 3495 2590 50  0000 L CNN
+F 2 "" H 3470 2690 50  0001 C CNN
+F 3 "" H 3470 2690 50  0001 C CNN
+	1    3470 2690
+	0    -1   -1   0   
+$EndComp
+$Comp
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+F 1 "1.5k" H 2930 3510 50  0000 C CNN
+F 2 "" H 2930 3540 30  0000 C CNN
+F 3 "" V 2930 3610 30  0000 C CNN
+	1    2880 3560
+	0    1    1    0   
+$EndComp
+$Comp
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+F 2 "" H 3470 3250 30  0000 C CNN
+F 3 "" V 3470 3320 30  0000 C CNN
+	1    3420 3270
+	0    1    1    0   
+$EndComp
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+F 2 "" H 3570 3930 29  0000 C CNN
+F 3 "" H 3370 3830 60  0000 C CNN
+	1    3370 3830
+	1    0    0    -1  
+$EndComp
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+F 2 "" H 4480 3220 29  0000 C CNN
+F 3 "" H 4280 3120 60  0000 C CNN
+	1    4280 3120
+	1    0    0    -1  
+$EndComp
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+F 2 "" H 3630 2350 60  0000 C CNN
+F 3 "" H 3630 2350 60  0000 C CNN
+	1    3580 2350
+	-1   0    0    1   
+$EndComp
+$Comp
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+F 1 "5k" H 4190 2250 50  0000 C CNN
+F 2 "" H 4190 2280 30  0000 C CNN
+F 3 "" V 4190 2350 30  0000 C CNN
+	1    4140 2300
+	-1   0    0    1   
+$EndComp
+$Comp
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+U 1 1 67AA023E
+P 4260 1920
+F 0 "Q5" H 4160 1970 50  0000 R CNN
+F 1 "eSim_NPN" H 4210 2070 50  0000 R CNN
+F 2 "" H 4460 2020 29  0000 C CNN
+F 3 "" H 4260 1920 60  0000 C CNN
+	1    4260 1920
+	1    0    0    -1  
+$EndComp
+$Comp
+L PORT U1
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+F 2 "" H 630 1900 60  0000 C CNN
+F 3 "" H 630 1900 60  0000 C CNN
+	1    630  1900
+	1    0    0    -1  
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+F 3 "" H 630 2140 60  0000 C CNN
+	2    630  2140
+	1    0    0    -1  
+$EndComp
+$Comp
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+	3    630  2390
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+F 2 "" H 4780 2350 60  0000 C CNN
+F 3 "" H 4780 2350 60  0000 C CNN
+	7    4780 2350
+	-1   0    0    1   
+$EndComp
+$Comp
+L zener U5
+U 1 1 67AA3714
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+F 1 "zener" H 1830 2000 60  0000 C CNN
+F 2 "" H 1880 1900 60  0000 C CNN
+F 3 "" H 1880 1900 60  0000 C CNN
+	1    1830 1900
+	-1   0    0    1   
+$EndComp
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+	1530 2140 880  2140
+Wire Wire Line
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+Wire Wire Line
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+Connection ~ 2030 2140
+Connection ~ 2030 1900
+Wire Wire Line
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+Connection ~ 2030 2390
+Wire Wire Line
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+Connection ~ 1500 2390
+Wire Wire Line
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+Connection ~ 1290 2140
+Wire Wire Line
+	1020 2870 1020 1900
+Connection ~ 1020 1900
+$Comp
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+	1    3900 4160
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+	1    8240 1370
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+	1    9090 2390
+	1    0    0    -1  
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+F 0 "Q16" H 9660 1990 50  0000 R CNN
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+F 2 "" H 9960 2040 29  0000 C CNN
+F 3 "" H 9760 1940 60  0000 C CNN
+	1    9760 1940
+	1    0    0    -1  
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+$Comp
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+F 0 "R18" H 9450 1510 50  0000 C CNN
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+F 2 "" H 9450 1360 30  0000 C CNN
+F 3 "" V 9450 1430 30  0000 C CNN
+	1    9400 1380
+	0    1    1    0   
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+$Comp
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+U 1 1 67AA7C11
+P 10570 1380
+F 0 "R21" H 10620 1510 50  0000 C CNN
+F 1 "120" H 10620 1330 50  0000 C CNN
+F 2 "" H 10620 1360 30  0000 C CNN
+F 3 "" V 10620 1430 30  0000 C CNN
+	1    10570 1380
+	0    1    1    0   
+$EndComp
+$Comp
+L zener U16
+U 1 1 67AA7C17
+P 7280 3420
+F 0 "U16" H 7230 3320 60  0000 C CNN
+F 1 "zener" H 7280 3520 60  0000 C CNN
+F 2 "" H 7330 3420 60  0000 C CNN
+F 3 "" H 7330 3420 60  0000 C CNN
+	1    7280 3420
+	0    1    -1   0   
+$EndComp
+$Comp
+L zener U17
+U 1 1 67AA7C1D
+P 7550 3420
+F 0 "U17" H 7500 3320 60  0000 C CNN
+F 1 "zener" H 7550 3520 60  0000 C CNN
+F 2 "" H 7600 3420 60  0000 C CNN
+F 3 "" H 7600 3420 60  0000 C CNN
+	1    7550 3420
+	0    1    -1   0   
+$EndComp
+$Comp
+L zener U18
+U 1 1 67AA7C23
+P 7760 3420
+F 0 "U18" H 7710 3320 60  0000 C CNN
+F 1 "zener" H 7760 3520 60  0000 C CNN
+F 2 "" H 7810 3420 60  0000 C CNN
+F 3 "" H 7810 3420 60  0000 C CNN
+	1    7760 3420
+	0    1    -1   0   
+$EndComp
+$Comp
+L zener U21
+U 1 1 67AA7C29
+P 8090 2640
+F 0 "U21" H 8040 2540 60  0000 C CNN
+F 1 "zener" H 8090 2740 60  0000 C CNN
+F 2 "" H 8140 2640 60  0000 C CNN
+F 3 "" H 8140 2640 60  0000 C CNN
+	1    8090 2640
+	-1   0    0    1   
+$EndComp
+$Comp
+L zener U20
+U 1 1 67AA7C2F
+P 8090 2390
+F 0 "U20" H 8040 2290 60  0000 C CNN
+F 1 "zener" H 8090 2490 60  0000 C CNN
+F 2 "" H 8140 2390 60  0000 C CNN
+F 3 "" H 8140 2390 60  0000 C CNN
+	1    8090 2390
+	-1   0    0    1   
+$EndComp
+$Comp
+L eSim_Diode D3
+U 1 1 67AA7C35
+P 8810 3480
+F 0 "D3" H 8810 3580 50  0000 C CNN
+F 1 "eSim_Diode" H 8810 3380 50  0000 C CNN
+F 2 "" H 8810 3480 60  0000 C CNN
+F 3 "" H 8810 3480 60  0000 C CNN
+	1    8810 3480
+	0    1    1    0   
+$EndComp
+$Comp
+L capacitor_polarised C3
+U 1 1 67AA7C3B
+P 9730 2940
+F 0 "C3" H 9755 3040 50  0000 L CNN
+F 1 "10pF" H 9755 2840 50  0000 L CNN
+F 2 "" H 9730 2940 50  0001 C CNN
+F 3 "" H 9730 2940 50  0001 C CNN
+	1    9730 2940
+	0    -1   -1   0   
+$EndComp
+$Comp
+L resistor R17
+U 1 1 67AA7C41
+P 9140 3810
+F 0 "R17" H 9190 3940 50  0000 C CNN
+F 1 "1.5k" H 9190 3760 50  0000 C CNN
+F 2 "" H 9190 3790 30  0000 C CNN
+F 3 "" V 9190 3860 30  0000 C CNN
+	1    9140 3810
+	0    1    1    0   
+$EndComp
+$Comp
+L resistor R19
+U 1 1 67AA7C47
+P 9680 3520
+F 0 "R19" H 9730 3650 50  0000 C CNN
+F 1 "3k" H 9730 3470 50  0000 C CNN
+F 2 "" H 9730 3500 30  0000 C CNN
+F 3 "" V 9730 3570 30  0000 C CNN
+	1    9680 3520
+	0    1    1    0   
+$EndComp
+$Comp
+L eSim_NPN Q15
+U 1 1 67AA7C4D
+P 9630 4080
+F 0 "Q15" H 9530 4130 50  0000 R CNN
+F 1 "eSim_NPN" H 9580 4230 50  0000 R CNN
+F 2 "" H 9830 4180 29  0000 C CNN
+F 3 "" H 9630 4080 60  0000 C CNN
+	1    9630 4080
+	1    0    0    -1  
+$EndComp
+$Comp
+L eSim_NPN Q18
+U 1 1 67AA7C53
+P 10540 3370
+F 0 "Q18" H 10440 3420 50  0000 R CNN
+F 1 "eSim_NPN" H 10490 3520 50  0000 R CNN
+F 2 "" H 10740 3470 29  0000 C CNN
+F 3 "" H 10540 3370 60  0000 C CNN
+	1    10540 3370
+	1    0    0    -1  
+$EndComp
+$Comp
+L zener U22
+U 1 1 67AA7C59
+P 9840 2600
+F 0 "U22" H 9790 2500 60  0000 C CNN
+F 1 "zener" H 9840 2700 60  0000 C CNN
+F 2 "" H 9890 2600 60  0000 C CNN
+F 3 "" H 9890 2600 60  0000 C CNN
+	1    9840 2600
+	-1   0    0    1   
+$EndComp
+$Comp
+L resistor R20
+U 1 1 67AA7C5F
+P 10400 2550
+F 0 "R20" H 10450 2680 50  0000 C CNN
+F 1 "5k" H 10450 2500 50  0000 C CNN
+F 2 "" H 10450 2530 30  0000 C CNN
+F 3 "" V 10450 2600 30  0000 C CNN
+	1    10400 2550
+	-1   0    0    1   
+$EndComp
+$Comp
+L eSim_NPN Q17
+U 1 1 67AA7C65
+P 10520 2170
+F 0 "Q17" H 10420 2220 50  0000 R CNN
+F 1 "eSim_NPN" H 10470 2320 50  0000 R CNN
+F 2 "" H 10720 2270 29  0000 C CNN
+F 3 "" H 10520 2170 60  0000 C CNN
+	1    10520 2170
+	1    0    0    -1  
+$EndComp
+$Comp
+L PORT U1
+U 10 1 67AA7C6B
+P 6890 2150
+F 0 "U1" H 6940 2250 30  0000 C CNN
+F 1 "PORT" H 6890 2150 30  0000 C CNN
+F 2 "" H 6890 2150 60  0000 C CNN
+F 3 "" H 6890 2150 60  0000 C CNN
+	10   6890 2150
+	1    0    0    -1  
+$EndComp
+$Comp
+L PORT U1
+U 11 1 67AA7C71
+P 6890 2390
+F 0 "U1" H 6940 2490 30  0000 C CNN
+F 1 "PORT" H 6890 2390 30  0000 C CNN
+F 2 "" H 6890 2390 60  0000 C CNN
+F 3 "" H 6890 2390 60  0000 C CNN
+	11   6890 2390
+	1    0    0    -1  
+$EndComp
+$Comp
+L PORT U1
+U 12 1 67AA7C77
+P 6890 2640
+F 0 "U1" H 6940 2740 30  0000 C CNN
+F 1 "PORT" H 6890 2640 30  0000 C CNN
+F 2 "" H 6890 2640 60  0000 C CNN
+F 3 "" H 6890 2640 60  0000 C CNN
+	12   6890 2640
+	1    0    0    -1  
+$EndComp
+$Comp
+L PORT U1
+U 14 1 67AA7C7D
+P 11040 2600
+F 0 "U1" H 11090 2700 30  0000 C CNN
+F 1 "PORT" H 11040 2600 30  0000 C CNN
+F 2 "" H 11040 2600 60  0000 C CNN
+F 3 "" H 11040 2600 60  0000 C CNN
+	14   11040 2600
+	-1   0    0    1   
+$EndComp
+$Comp
+L zener U19
+U 1 1 67AA7C83
+P 8090 2150
+F 0 "U19" H 8040 2050 60  0000 C CNN
+F 1 "zener" H 8090 2250 60  0000 C CNN
+F 2 "" H 8140 2150 60  0000 C CNN
+F 3 "" H 8140 2150 60  0000 C CNN
+	1    8090 2150
+	-1   0    0    1   
+$EndComp
+Wire Wire Line
+	7790 2390 7140 2390
+Wire Wire Line
+	7790 2640 7140 2640
+Wire Wire Line
+	8290 1570 8290 2810
+Wire Wire Line
+	7790 2150 7140 2150
+Connection ~ 8290 2390
+Connection ~ 8290 2150
+Wire Wire Line
+	8290 2810 8510 2810
+Connection ~ 8290 2640
+Wire Wire Line
+	7760 3120 7760 2640
+Connection ~ 7760 2640
+Wire Wire Line
+	7550 3120 7550 2390
+Connection ~ 7550 2390
+Wire Wire Line
+	7280 3120 7280 2150
+Connection ~ 7280 2150
+$Comp
+L GNDPWR #PWR02
+U 1 1 67AA7C97
+P 10160 4410
+F 0 "#PWR02" H 10160 4210 50  0001 C CNN
+F 1 "GNDPWR" H 10160 4280 50  0000 C CNN
+F 2 "" H 10160 4360 50  0001 C CNN
+F 3 "" H 10160 4360 50  0001 C CNN
+	1    10160 4410
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	10640 3570 10640 4750
+Wire Wire Line
+	7280 4410 10640 4410
+Wire Wire Line
+	7760 4410 7760 3620
+Connection ~ 10160 4410
+Wire Wire Line
+	7550 4410 7550 3620
+Connection ~ 7760 4410
+Wire Wire Line
+	7280 4410 7280 3620
+Connection ~ 7550 4410
+Wire Wire Line
+	8810 3630 8810 4410
+Connection ~ 8810 4410
+Wire Wire Line
+	8810 3010 8810 3330
+Wire Wire Line
+	8890 2390 8810 2390
+Wire Wire Line
+	8810 1570 8810 2610
+Connection ~ 8810 2390
+Wire Wire Line
+	9190 2190 9190 1940
+Wire Wire Line
+	9190 1940 9560 1940
+Wire Wire Line
+	9450 1580 9450 1940
+Connection ~ 9450 1940
+Wire Wire Line
+	9540 2600 9330 2600
+Wire Wire Line
+	9330 2600 9330 1940
+Connection ~ 9330 1940
+Wire Wire Line
+	9580 2940 9190 2940
+Wire Wire Line
+	9190 2590 9190 3710
+Connection ~ 9190 2940
+Wire Wire Line
+	10340 3370 9190 3370
+Connection ~ 9190 3370
+Wire Wire Line
+	9730 3420 9730 3370
+Connection ~ 9730 3370
+Wire Wire Line
+	9430 4080 9190 4080
+Wire Wire Line
+	9190 4080 9190 4010
+Wire Wire Line
+	9730 3720 9730 3880
+Wire Wire Line
+	9730 4280 9730 4410
+Connection ~ 9730 4410
+Wire Wire Line
+	10320 2170 9860 2170
+Wire Wire Line
+	9860 2170 9860 2140
+Wire Wire Line
+	10200 2600 10040 2600
+Wire Wire Line
+	10620 2370 10620 2660
+Wire Wire Line
+	10500 2600 10790 2600
+Connection ~ 10620 2600
+Wire Wire Line
+	10640 3170 10640 2660
+Wire Wire Line
+	10640 2660 10620 2660
+Wire Wire Line
+	10620 1970 10620 1580
+Wire Wire Line
+	10620 900  10620 1280
+Wire Wire Line
+	10620 1160 8290 1160
+Wire Wire Line
+	8290 1160 8290 1270
+Wire Wire Line
+	8810 1270 8810 1160
+Connection ~ 8810 1160
+Wire Wire Line
+	9450 1280 9450 1160
+Connection ~ 9450 1160
+Wire Wire Line
+	9860 1740 10620 1740
+Connection ~ 10620 1740
+Wire Wire Line
+	9880 2940 10640 2940
+Connection ~ 10640 2940
+$Comp
+L resistor R8
+U 1 1 67AA90A0
+P 4520 4430
+F 0 "R8" H 4570 4560 50  0000 C CNN
+F 1 "20k" H 4570 4380 50  0000 C CNN
+F 2 "" H 4570 4410 30  0000 C CNN
+F 3 "" V 4570 4480 30  0000 C CNN
+	1    4520 4430
+	0    1    1    0   
+$EndComp
+$Comp
+L resistor R9
+U 1 1 67AA90A6
+P 5040 4430
+F 0 "R9" H 5090 4560 50  0000 C CNN
+F 1 "10k" H 5090 4380 50  0000 C CNN
+F 2 "" H 5090 4410 30  0000 C CNN
+F 3 "" V 5090 4480 30  0000 C CNN
+	1    5040 4430
+	0    1    1    0   
+$EndComp
+$Comp
+L eSim_NPN Q7
+U 1 1 67AA90AC
+P 4990 5870
+F 0 "Q7" H 4890 5920 50  0000 R CNN
+F 1 "eSim_NPN" H 4940 6020 50  0000 R CNN
+F 2 "" H 5190 5970 29  0000 C CNN
+F 3 "" H 4990 5870 60  0000 C CNN
+	1    4990 5870
+	1    0    0    -1  
+$EndComp
+$Comp
+L eSim_NPN Q8
+U 1 1 67AA90B2
+P 5370 5450
+F 0 "Q8" H 5270 5500 50  0000 R CNN
+F 1 "eSim_NPN" H 5320 5600 50  0000 R CNN
+F 2 "" H 5570 5550 29  0000 C CNN
+F 3 "" H 5370 5450 60  0000 C CNN
+	1    5370 5450
+	1    0    0    -1  
+$EndComp
+$Comp
+L eSim_NPN Q10
+U 1 1 67AA90B8
+P 6040 5000
+F 0 "Q10" H 5940 5050 50  0000 R CNN
+F 1 "eSim_NPN" H 5990 5150 50  0000 R CNN
+F 2 "" H 6240 5100 29  0000 C CNN
+F 3 "" H 6040 5000 60  0000 C CNN
+	1    6040 5000
+	1    0    0    -1  
+$EndComp
+$Comp
+L resistor R11
+U 1 1 67AA90BE
+P 5680 4440
+F 0 "R11" H 5730 4570 50  0000 C CNN
+F 1 "8k" H 5730 4390 50  0000 C CNN
+F 2 "" H 5730 4420 30  0000 C CNN
+F 3 "" V 5730 4490 30  0000 C CNN
+	1    5680 4440
+	0    1    1    0   
+$EndComp
+$Comp
+L resistor R14
+U 1 1 67AA90C4
+P 6850 4440
+F 0 "R14" H 6900 4570 50  0000 C CNN
+F 1 "120" H 6900 4390 50  0000 C CNN
+F 2 "" H 6900 4420 30  0000 C CNN
+F 3 "" V 6900 4490 30  0000 C CNN
+	1    6850 4440
+	0    1    1    0   
+$EndComp
+$Comp
+L zener U8
+U 1 1 67AA90CA
+P 3560 6480
+F 0 "U8" H 3510 6380 60  0000 C CNN
+F 1 "zener" H 3560 6580 60  0000 C CNN
+F 2 "" H 3610 6480 60  0000 C CNN
+F 3 "" H 3610 6480 60  0000 C CNN
+	1    3560 6480
+	0    1    -1   0   
+$EndComp
+$Comp
+L zener U10
+U 1 1 67AA90D0
+P 3830 6480
+F 0 "U10" H 3780 6380 60  0000 C CNN
+F 1 "zener" H 3830 6580 60  0000 C CNN
+F 2 "" H 3880 6480 60  0000 C CNN
+F 3 "" H 3880 6480 60  0000 C CNN
+	1    3830 6480
+	0    1    -1   0   
+$EndComp
+$Comp
+L zener U11
+U 1 1 67AA90D6
+P 4040 6480
+F 0 "U11" H 3990 6380 60  0000 C CNN
+F 1 "zener" H 4040 6580 60  0000 C CNN
+F 2 "" H 4090 6480 60  0000 C CNN
+F 3 "" H 4090 6480 60  0000 C CNN
+	1    4040 6480
+	0    1    -1   0   
+$EndComp
+$Comp
+L zener U14
+U 1 1 67AA90DC
+P 4370 5700
+F 0 "U14" H 4320 5600 60  0000 C CNN
+F 1 "zener" H 4370 5800 60  0000 C CNN
+F 2 "" H 4420 5700 60  0000 C CNN
+F 3 "" H 4420 5700 60  0000 C CNN
+	1    4370 5700
+	-1   0    0    1   
+$EndComp
+$Comp
+L zener U13
+U 1 1 67AA90E2
+P 4370 5450
+F 0 "U13" H 4320 5350 60  0000 C CNN
+F 1 "zener" H 4370 5550 60  0000 C CNN
+F 2 "" H 4420 5450 60  0000 C CNN
+F 3 "" H 4420 5450 60  0000 C CNN
+	1    4370 5450
+	-1   0    0    1   
+$EndComp
+$Comp
+L eSim_Diode D2
+U 1 1 67AA90E8
+P 5090 6540
+F 0 "D2" H 5090 6640 50  0000 C CNN
+F 1 "eSim_Diode" H 5090 6440 50  0000 C CNN
+F 2 "" H 5090 6540 60  0000 C CNN
+F 3 "" H 5090 6540 60  0000 C CNN
+	1    5090 6540
+	0    1    1    0   
+$EndComp
+$Comp
+L capacitor_polarised C2
+U 1 1 67AA90EE
+P 6010 6000
+F 0 "C2" H 6035 6100 50  0000 L CNN
+F 1 "10pF" H 6035 5900 50  0000 L CNN
+F 2 "" H 6010 6000 50  0001 C CNN
+F 3 "" H 6010 6000 50  0001 C CNN
+	1    6010 6000
+	0    -1   -1   0   
+$EndComp
+$Comp
+L resistor R10
+U 1 1 67AA90F4
+P 5420 6870
+F 0 "R10" H 5470 7000 50  0000 C CNN
+F 1 "1.5k" H 5470 6820 50  0000 C CNN
+F 2 "" H 5470 6850 30  0000 C CNN
+F 3 "" V 5470 6920 30  0000 C CNN
+	1    5420 6870
+	0    1    1    0   
+$EndComp
+$Comp
+L resistor R12
+U 1 1 67AA90FA
+P 5960 6580
+F 0 "R12" H 6010 6710 50  0000 C CNN
+F 1 "3k" H 6010 6530 50  0000 C CNN
+F 2 "" H 6010 6560 30  0000 C CNN
+F 3 "" V 6010 6630 30  0000 C CNN
+	1    5960 6580
+	0    1    1    0   
+$EndComp
+$Comp
+L eSim_NPN Q9
+U 1 1 67AA9100
+P 5910 7140
+F 0 "Q9" H 5810 7190 50  0000 R CNN
+F 1 "eSim_NPN" H 5860 7290 50  0000 R CNN
+F 2 "" H 6110 7240 29  0000 C CNN
+F 3 "" H 5910 7140 60  0000 C CNN
+	1    5910 7140
+	1    0    0    -1  
+$EndComp
+$Comp
+L eSim_NPN Q12
+U 1 1 67AA9106
+P 6820 6430
+F 0 "Q12" H 6720 6480 50  0000 R CNN
+F 1 "eSim_NPN" H 6770 6580 50  0000 R CNN
+F 2 "" H 7020 6530 29  0000 C CNN
+F 3 "" H 6820 6430 60  0000 C CNN
+	1    6820 6430
+	1    0    0    -1  
+$EndComp
+$Comp
+L zener U15
+U 1 1 67AA910C
+P 6120 5660
+F 0 "U15" H 6070 5560 60  0000 C CNN
+F 1 "zener" H 6120 5760 60  0000 C CNN
+F 2 "" H 6170 5660 60  0000 C CNN
+F 3 "" H 6170 5660 60  0000 C CNN
+	1    6120 5660
+	-1   0    0    1   
+$EndComp
+$Comp
+L resistor R13
+U 1 1 67AA9112
+P 6680 5610
+F 0 "R13" H 6730 5740 50  0000 C CNN
+F 1 "5k" H 6730 5560 50  0000 C CNN
+F 2 "" H 6730 5590 30  0000 C CNN
+F 3 "" V 6730 5660 30  0000 C CNN
+	1    6680 5610
+	-1   0    0    1   
+$EndComp
+$Comp
+L eSim_NPN Q11
+U 1 1 67AA9118
+P 6800 5230
+F 0 "Q11" H 6700 5280 50  0000 R CNN
+F 1 "eSim_NPN" H 6750 5380 50  0000 R CNN
+F 2 "" H 7000 5330 29  0000 C CNN
+F 3 "" H 6800 5230 60  0000 C CNN
+	1    6800 5230
+	1    0    0    -1  
+$EndComp
+$Comp
+L PORT U1
+U 4 1 67AA911E
+P 3170 5210
+F 0 "U1" H 3220 5310 30  0000 C CNN
+F 1 "PORT" H 3170 5210 30  0000 C CNN
+F 2 "" H 3170 5210 60  0000 C CNN
+F 3 "" H 3170 5210 60  0000 C CNN
+	4    3170 5210
+	1    0    0    -1  
+$EndComp
+$Comp
+L PORT U1
+U 5 1 67AA9124
+P 3170 5450
+F 0 "U1" H 3220 5550 30  0000 C CNN
+F 1 "PORT" H 3170 5450 30  0000 C CNN
+F 2 "" H 3170 5450 60  0000 C CNN
+F 3 "" H 3170 5450 60  0000 C CNN
+	5    3170 5450
+	1    0    0    -1  
+$EndComp
+$Comp
+L PORT U1
+U 6 1 67AA912A
+P 3170 5700
+F 0 "U1" H 3220 5800 30  0000 C CNN
+F 1 "PORT" H 3170 5700 30  0000 C CNN
+F 2 "" H 3170 5700 60  0000 C CNN
+F 3 "" H 3170 5700 60  0000 C CNN
+	6    3170 5700
+	1    0    0    -1  
+$EndComp
+$Comp
+L PORT U1
+U 13 1 67AA9130
+P 7320 5660
+F 0 "U1" H 7370 5760 30  0000 C CNN
+F 1 "PORT" H 7320 5660 30  0000 C CNN
+F 2 "" H 7320 5660 60  0000 C CNN
+F 3 "" H 7320 5660 60  0000 C CNN
+	13   7320 5660
+	-1   0    0    1   
+$EndComp
+$Comp
+L zener U12
+U 1 1 67AA9136
+P 4370 5210
+F 0 "U12" H 4320 5110 60  0000 C CNN
+F 1 "zener" H 4370 5310 60  0000 C CNN
+F 2 "" H 4420 5210 60  0000 C CNN
+F 3 "" H 4420 5210 60  0000 C CNN
+	1    4370 5210
+	-1   0    0    1   
+$EndComp
+Wire Wire Line
+	4070 5450 3420 5450
+Wire Wire Line
+	4070 5700 3420 5700
+Wire Wire Line
+	4570 4630 4570 5870
+Wire Wire Line
+	4070 5210 3420 5210
+Connection ~ 4570 5450
+Connection ~ 4570 5210
+Wire Wire Line
+	4570 5870 4790 5870
+Connection ~ 4570 5700
+Wire Wire Line
+	4040 6180 4040 5700
+Connection ~ 4040 5700
+Wire Wire Line
+	3830 6180 3830 5450
+Connection ~ 3830 5450
+Wire Wire Line
+	3560 6180 3560 5210
+Connection ~ 3560 5210
+$Comp
+L GNDPWR #PWR03
+U 1 1 67AA914A
+P 6440 7470
+F 0 "#PWR03" H 6440 7270 50  0001 C CNN
+F 1 "GNDPWR" H 6440 7340 50  0000 C CNN
+F 2 "" H 6440 7420 50  0001 C CNN
+F 3 "" H 6440 7420 50  0001 C CNN
+	1    6440 7470
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	6920 7470 6920 6630
+Wire Wire Line
+	3560 7470 7600 7470
+Wire Wire Line
+	4040 7470 4040 6680
+Connection ~ 6440 7470
+Wire Wire Line
+	3830 7470 3830 6680
+Connection ~ 4040 7470
+Wire Wire Line
+	3560 7470 3560 6680
+Connection ~ 3830 7470
+Wire Wire Line
+	5090 6690 5090 7470
+Connection ~ 5090 7470
+Wire Wire Line
+	5090 6070 5090 6390
+Wire Wire Line
+	5170 5450 5090 5450
+Wire Wire Line
+	5090 4630 5090 5670
+Connection ~ 5090 5450
+Wire Wire Line
+	5470 5250 5470 5000
+Wire Wire Line
+	5470 5000 5840 5000
+Wire Wire Line
+	5730 4640 5730 5000
+Connection ~ 5730 5000
+Wire Wire Line
+	5820 5660 5610 5660
+Wire Wire Line
+	5610 5660 5610 5000
+Connection ~ 5610 5000
+Wire Wire Line
+	5860 6000 5470 6000
+Wire Wire Line
+	5470 5650 5470 6770
+Connection ~ 5470 6000
+Wire Wire Line
+	6620 6430 5470 6430
+Connection ~ 5470 6430
+Wire Wire Line
+	6010 6480 6010 6430
+Connection ~ 6010 6430
+Wire Wire Line
+	5710 7140 5470 7140
+Wire Wire Line
+	5470 7140 5470 7070
+Wire Wire Line
+	6010 6780 6010 6940
+Wire Wire Line
+	6010 7340 6010 7470
+Connection ~ 6010 7470
+Wire Wire Line
+	6600 5230 6140 5230
+Wire Wire Line
+	6140 5230 6140 5200
+Wire Wire Line
+	6480 5660 6320 5660
+Wire Wire Line
+	6900 5430 6900 5720
+Wire Wire Line
+	6780 5660 7070 5660
+Connection ~ 6900 5660
+Wire Wire Line
+	6920 6230 6920 5720
+Wire Wire Line
+	6920 5720 6900 5720
+Wire Wire Line
+	6900 5030 6900 4640
+Wire Wire Line
+	6900 3620 6900 4340
+Wire Wire Line
+	6900 4220 4570 4220
+Wire Wire Line
+	4570 4220 4570 4330
+Wire Wire Line
+	5090 4330 5090 4220
+Connection ~ 5090 4220
+Wire Wire Line
+	5730 4340 5730 4220
+Connection ~ 5730 4220
+Wire Wire Line
+	6140 4800 6900 4800
+Connection ~ 6900 4800
+Wire Wire Line
+	6160 6000 6920 6000
+Connection ~ 6920 6000
+$Comp
+L PORT U1
+U 8 1 67AAA48F
+P 5330 830
+F 0 "U1" H 5380 930 30  0000 C CNN
+F 1 "PORT" H 5330 830 30  0000 C CNN
+F 2 "" H 5330 830 60  0000 C CNN
+F 3 "" H 5330 830 60  0000 C CNN
+	8    5330 830 
+	0    1    1    0   
+$EndComp
+$Comp
+L PORT U1
+U 9 1 67AAA999
+P 5920 830
+F 0 "U1" H 5970 930 30  0000 C CNN
+F 1 "PORT" H 5920 830 30  0000 C CNN
+F 2 "" H 5920 830 60  0000 C CNN
+F 3 "" H 5920 830 60  0000 C CNN
+	9    5920 830 
+	0    1    1    0   
+$EndComp
+Wire Wire Line
+	5030 910  5030 1300
+Wire Wire Line
+	5030 1300 5480 1300
+Wire Wire Line
+	5330 1080 5330 3620
+Connection ~ 4360 910 
+Wire Wire Line
+	5330 3620 6900 3620
+Connection ~ 5330 1300
+Connection ~ 6900 4220
+Wire Wire Line
+	10620 900  7960 900 
+Wire Wire Line
+	7960 900  7960 1750
+Wire Wire Line
+	7960 1750 5480 1750
+Wire Wire Line
+	5480 1750 5480 1300
+Connection ~ 10620 1160
+Wire Wire Line
+	4520 4160 4520 3860
+Wire Wire Line
+	4520 3860 5920 3860
+Wire Wire Line
+	5920 3860 5920 1080
+Connection ~ 4380 4160
+Wire Wire Line
+	10640 4750 7050 4750
+Wire Wire Line
+	7050 4750 7050 2950
+Wire Wire Line
+	7050 2950 5690 2950
+Connection ~ 5920 2950
+Connection ~ 10640 4410
+Wire Wire Line
+	7600 7470 7600 4640
+Wire Wire Line
+	7600 4640 7150 4640
+Wire Wire Line
+	7150 4640 7150 2790
+Wire Wire Line
+	7150 2790 5690 2790
+Wire Wire Line
+	5690 2790 5690 2950
+Connection ~ 6920 7470
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/SN74LS11/Subcircuit_SN74LS11.sub b/library/SubcircuitLibrary/SN74LS11/Subcircuit_SN74LS11.sub
new file mode 100644
index 00000000..a2659577
--- /dev/null
+++ b/library/SubcircuitLibrary/SN74LS11/Subcircuit_SN74LS11.sub
@@ -0,0 +1,137 @@
+* Subcircuit Subcircuit_SN74LS11
+.subckt Subcircuit_SN74LS11 net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ net-_u1-pad4_ net-_u1-pad5_ net-_u1-pad6_ net-_c1-pad2_ net-_r1-pad1_ gndpwr net-_u1-pad10_ net-_u1-pad11_ net-_u1-pad12_ net-_c2-pad2_ net-_c3-pad2_ 
+* c:\fossee\esim\library\subcircuitlibrary\subcircuit_sn74ls11\subcircuit_sn74ls11.cir
+.include D.lib
+.include NPN.lib
+r1  net-_r1-pad1_ net-_q1-pad2_ 20k
+r2  net-_r1-pad1_ net-_q1-pad1_ 10k
+q1 net-_q1-pad1_ net-_q1-pad2_ net-_d1-pad1_ Q2N2222
+q2 net-_q2-pad1_ net-_q1-pad1_ net-_c1-pad1_ Q2N2222
+q4 net-_q4-pad1_ net-_q2-pad1_ net-_q4-pad3_ Q2N2222
+r4  net-_r1-pad1_ net-_q2-pad1_ 8k
+r7  net-_r1-pad1_ net-_q4-pad1_ 120
+* u2  gndpwr net-_u1-pad1_ zener
+* u3  gndpwr net-_u1-pad2_ zener
+* u4  gndpwr net-_u1-pad3_ zener
+* u7  net-_q1-pad2_ net-_u1-pad3_ zener
+* u6  net-_q1-pad2_ net-_u1-pad2_ zener
+d1 net-_d1-pad1_ gndpwr 1N4148
+c1  net-_c1-pad1_ net-_c1-pad2_ 10pf
+r3  net-_c1-pad1_ net-_q3-pad2_ 1.5k
+r5  net-_c1-pad1_ net-_q3-pad1_ 3k
+q3 net-_q3-pad1_ net-_q3-pad2_ gndpwr Q2N2222
+q6 net-_c1-pad2_ net-_c1-pad1_ gndpwr Q2N2222
+* u9  net-_r6-pad2_ net-_q2-pad1_ zener
+r6  net-_c1-pad2_ net-_r6-pad2_ 5k
+q5 net-_q4-pad1_ net-_q4-pad3_ net-_c1-pad2_ Q2N2222
+* u5  net-_q1-pad2_ net-_u1-pad1_ zener
+r15  net-_r1-pad1_ net-_q13-pad2_ 20k
+r16  net-_r1-pad1_ net-_q13-pad1_ 10k
+q13 net-_q13-pad1_ net-_q13-pad2_ net-_d3-pad1_ Q2N2222
+q14 net-_q14-pad1_ net-_q13-pad1_ net-_c3-pad1_ Q2N2222
+q16 net-_q16-pad1_ net-_q14-pad1_ net-_q16-pad3_ Q2N2222
+r18  net-_r1-pad1_ net-_q14-pad1_ 8k
+r21  net-_r1-pad1_ net-_q16-pad1_ 120
+* u16  gndpwr net-_u1-pad10_ zener
+* u17  gndpwr net-_u1-pad11_ zener
+* u18  gndpwr net-_u1-pad12_ zener
+* u21  net-_q13-pad2_ net-_u1-pad12_ zener
+* u20  net-_q13-pad2_ net-_u1-pad11_ zener
+d3 net-_d3-pad1_ gndpwr 1N4148
+c3  net-_c3-pad1_ net-_c3-pad2_ 10pf
+r17  net-_c3-pad1_ net-_q15-pad2_ 1.5k
+r19  net-_c3-pad1_ net-_q15-pad1_ 3k
+q15 net-_q15-pad1_ net-_q15-pad2_ gndpwr Q2N2222
+q18 net-_c3-pad2_ net-_c3-pad1_ gndpwr Q2N2222
+* u22  net-_r20-pad2_ net-_q14-pad1_ zener
+r20  net-_c3-pad2_ net-_r20-pad2_ 5k
+q17 net-_q16-pad1_ net-_q16-pad3_ net-_c3-pad2_ Q2N2222
+* u19  net-_q13-pad2_ net-_u1-pad10_ zener
+r8  net-_r1-pad1_ net-_q7-pad2_ 20k
+r9  net-_r1-pad1_ net-_q7-pad1_ 10k
+q7 net-_q7-pad1_ net-_q7-pad2_ net-_d2-pad1_ Q2N2222
+q8 net-_q10-pad2_ net-_q7-pad1_ net-_c2-pad1_ Q2N2222
+q10 net-_q10-pad1_ net-_q10-pad2_ net-_q10-pad3_ Q2N2222
+r11  net-_r1-pad1_ net-_q10-pad2_ 8k
+r14  net-_r1-pad1_ net-_q10-pad1_ 120
+* u8  gndpwr net-_u1-pad4_ zener
+* u10  gndpwr net-_u1-pad5_ zener
+* u11  gndpwr net-_u1-pad6_ zener
+* u14  net-_q7-pad2_ net-_u1-pad6_ zener
+* u13  net-_q7-pad2_ net-_u1-pad5_ zener
+d2 net-_d2-pad1_ gndpwr 1N4148
+c2  net-_c2-pad1_ net-_c2-pad2_ 10pf
+r10  net-_c2-pad1_ net-_q9-pad2_ 1.5k
+r12  net-_c2-pad1_ net-_q9-pad1_ 3k
+q9 net-_q9-pad1_ net-_q9-pad2_ gndpwr Q2N2222
+q12 net-_c2-pad2_ net-_c2-pad1_ gndpwr Q2N2222
+* u15  net-_r13-pad2_ net-_q10-pad2_ zener
+r13  net-_c2-pad2_ net-_r13-pad2_ 5k
+q11 net-_q10-pad1_ net-_q10-pad3_ net-_c2-pad2_ Q2N2222
+* u12  net-_q7-pad2_ net-_u1-pad4_ zener
+a1 gndpwr net-_u1-pad1_ u2
+a2 gndpwr net-_u1-pad2_ u3
+a3 gndpwr net-_u1-pad3_ u4
+a4 net-_q1-pad2_ net-_u1-pad3_ u7
+a5 net-_q1-pad2_ net-_u1-pad2_ u6
+a6 net-_r6-pad2_ net-_q2-pad1_ u9
+a7 net-_q1-pad2_ net-_u1-pad1_ u5
+a8 gndpwr net-_u1-pad10_ u16
+a9 gndpwr net-_u1-pad11_ u17
+a10 gndpwr net-_u1-pad12_ u18
+a11 net-_q13-pad2_ net-_u1-pad12_ u21
+a12 net-_q13-pad2_ net-_u1-pad11_ u20
+a13 net-_r20-pad2_ net-_q14-pad1_ u22
+a14 net-_q13-pad2_ net-_u1-pad10_ u19
+a15 gndpwr net-_u1-pad4_ u8
+a16 gndpwr net-_u1-pad5_ u10
+a17 gndpwr net-_u1-pad6_ u11
+a18 net-_q7-pad2_ net-_u1-pad6_ u14
+a19 net-_q7-pad2_ net-_u1-pad5_ u13
+a20 net-_r13-pad2_ net-_q10-pad2_ u15
+a21 net-_q7-pad2_ net-_u1-pad4_ u12
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u2 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE )
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u3 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE )
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u4 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE )
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u7 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE )
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u6 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE )
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u9 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE )
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u5 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE )
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u16 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE )
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u17 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE )
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u18 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE )
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u21 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE )
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u20 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE )
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u22 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE )
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u19 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE )
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u8 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE )
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u10 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE )
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u11 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE )
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u14 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE )
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u13 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE )
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u15 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE )
+* Schematic Name:                             zener, NgSpice Name: zener
+.model u12 zener(v_breakdown=5.6 i_breakdown=2.0e-2 i_sat=1.0e-12 n_forward=1.0 limit_switch=FALSE )
+* Control Statements
+
+.ends Subcircuit_SN74LS11
\ No newline at end of file
diff --git a/library/SubcircuitLibrary/SN74LS11/Subcircuit_SN74LS11_Previous_Values.xml b/library/SubcircuitLibrary/SN74LS11/Subcircuit_SN74LS11_Previous_Values.xml
new file mode 100644
index 00000000..088a27f7
--- /dev/null
+++ b/library/SubcircuitLibrary/SN74LS11/Subcircuit_SN74LS11_Previous_Values.xml
@@ -0,0 +1 @@
+<KicadtoNgspice><analysis><ac><field1 name="Lin">true</field1><field2 name="Dec">false</field2><field3 name="Oct">false</field3><field4 name="Start Frequency" /><field5 name="Stop Frequency" /><field6 name="No. of points" /><field7 name="Start Fre Combo">Hz</field7><field8 name="Stop Fre Combo">Hz</field8></ac><dc><field1 name="Source 1" /><field2 name="Start" /><field3 name="Increment" /><field4 name="Stop" /><field5 name="Operating Point">0</field5><field6 name="Start Combo">Volts or Amperes</field6><field7 name="Increment Combo">Volts or Amperes</field7><field8 name="Stop Combo">Volts or Amperes</field8><field9 name="Source 2" /><field10 name="Start" /><field11 name="Increment" /><field12 name="Stop" /><field13 name="Start Combo">Volts or Amperes</field13><field14 name="Increment Combo">Volts or Amperes</field14><field15 name="Stop Combo">Volts or Amperes</field15></dc><tran><field1 name="Start Time" /><field2 name="Step Time" /><field3 name="Stop Time" /><field4 name="Start Combo">sec</field4><field5 name="Step Combo">sec</field5><field6 name="Stop Combo">sec</field6></tran></analysis><source /><model><u2 name="type">zener<field1 name="Enter Breakdown Voltage (default=5.6)" /><field2 name="Enter Breakdown Current (default=2.0e-2)" /><field3 name="Enter Saturation Current (default=1.0e-12)" /><field4 name="Enter Forward Emission Coefficient (default=1.0)" /><field5 name="Enter Switch for Limiting (default=FALSE)" /></u2><u3 name="type">zener<field6 name="Enter Breakdown Voltage (default=5.6)" /><field7 name="Enter Breakdown Current (default=2.0e-2)" /><field8 name="Enter Saturation Current (default=1.0e-12)" /><field9 name="Enter Forward Emission Coefficient (default=1.0)" /><field10 name="Enter Switch for Limiting (default=FALSE)" /></u3><u4 name="type">zener<field11 name="Enter Breakdown Voltage (default=5.6)" /><field12 name="Enter Breakdown Current (default=2.0e-2)" /><field13 name="Enter Saturation Current (default=1.0e-12)" /><field14 name="Enter Forward Emission Coefficient (default=1.0)" /><field15 name="Enter Switch for Limiting (default=FALSE)" /></u4><u7 name="type">zener<field16 name="Enter Breakdown Voltage (default=5.6)" /><field17 name="Enter Breakdown Current (default=2.0e-2)" /><field18 name="Enter Saturation Current (default=1.0e-12)" /><field19 name="Enter Forward Emission Coefficient (default=1.0)" /><field20 name="Enter Switch for Limiting (default=FALSE)" /></u7><u6 name="type">zener<field21 name="Enter Breakdown Voltage (default=5.6)" /><field22 name="Enter Breakdown Current (default=2.0e-2)" /><field23 name="Enter Saturation Current (default=1.0e-12)" /><field24 name="Enter Forward Emission Coefficient (default=1.0)" /><field25 name="Enter Switch for Limiting (default=FALSE)" /></u6><u9 name="type">zener<field26 name="Enter Breakdown Voltage (default=5.6)" /><field27 name="Enter Breakdown Current (default=2.0e-2)" /><field28 name="Enter Saturation Current (default=1.0e-12)" /><field29 name="Enter Forward Emission Coefficient (default=1.0)" /><field30 name="Enter Switch for Limiting (default=FALSE)" /></u9><u5 name="type">zener<field31 name="Enter Breakdown Voltage (default=5.6)" /><field32 name="Enter Breakdown Current (default=2.0e-2)" /><field33 name="Enter Saturation Current (default=1.0e-12)" /><field34 name="Enter Forward Emission Coefficient (default=1.0)" /><field35 name="Enter Switch for Limiting (default=FALSE)" /></u5><u16 name="type">zener<field36 name="Enter Breakdown Voltage (default=5.6)" /><field37 name="Enter Breakdown Current (default=2.0e-2)" /><field38 name="Enter Saturation Current (default=1.0e-12)" /><field39 name="Enter Forward Emission Coefficient (default=1.0)" /><field40 name="Enter Switch for Limiting (default=FALSE)" /></u16><u17 name="type">zener<field41 name="Enter Breakdown Voltage (default=5.6)" /><field42 name="Enter Breakdown Current (default=2.0e-2)" /><field43 name="Enter Saturation Current (default=1.0e-12)" /><field44 name="Enter Forward Emission Coefficient (default=1.0)" /><field45 name="Enter Switch for Limiting (default=FALSE)" /></u17><u18 name="type">zener<field46 name="Enter Breakdown Voltage (default=5.6)" /><field47 name="Enter Breakdown Current (default=2.0e-2)" /><field48 name="Enter Saturation Current (default=1.0e-12)" /><field49 name="Enter Forward Emission Coefficient (default=1.0)" /><field50 name="Enter Switch for Limiting (default=FALSE)" /></u18><u21 name="type">zener<field51 name="Enter Breakdown Voltage (default=5.6)" /><field52 name="Enter Breakdown Current (default=2.0e-2)" /><field53 name="Enter Saturation Current (default=1.0e-12)" /><field54 name="Enter Forward Emission Coefficient (default=1.0)" /><field55 name="Enter Switch for Limiting (default=FALSE)" /></u21><u20 name="type">zener<field56 name="Enter Breakdown Voltage (default=5.6)" /><field57 name="Enter Breakdown Current (default=2.0e-2)" /><field58 name="Enter Saturation Current (default=1.0e-12)" /><field59 name="Enter Forward Emission Coefficient (default=1.0)" /><field60 name="Enter Switch for Limiting (default=FALSE)" /></u20><u22 name="type">zener<field61 name="Enter Breakdown Voltage (default=5.6)" /><field62 name="Enter Breakdown Current (default=2.0e-2)" /><field63 name="Enter Saturation Current (default=1.0e-12)" /><field64 name="Enter Forward Emission Coefficient (default=1.0)" /><field65 name="Enter Switch for Limiting (default=FALSE)" /></u22><u19 name="type">zener<field66 name="Enter Breakdown Voltage (default=5.6)" /><field67 name="Enter Breakdown Current (default=2.0e-2)" /><field68 name="Enter Saturation Current (default=1.0e-12)" /><field69 name="Enter Forward Emission Coefficient (default=1.0)" /><field70 name="Enter Switch for Limiting (default=FALSE)" /></u19><u8 name="type">zener<field71 name="Enter Breakdown Voltage (default=5.6)" /><field72 name="Enter Breakdown Current (default=2.0e-2)" /><field73 name="Enter Saturation Current (default=1.0e-12)" /><field74 name="Enter Forward Emission Coefficient (default=1.0)" /><field75 name="Enter Switch for Limiting (default=FALSE)" /></u8><u10 name="type">zener<field76 name="Enter Breakdown Voltage (default=5.6)" /><field77 name="Enter Breakdown Current (default=2.0e-2)" /><field78 name="Enter Saturation Current (default=1.0e-12)" /><field79 name="Enter Forward Emission Coefficient (default=1.0)" /><field80 name="Enter Switch for Limiting (default=FALSE)" /></u10><u11 name="type">zener<field81 name="Enter Breakdown Voltage (default=5.6)" /><field82 name="Enter Breakdown Current (default=2.0e-2)" /><field83 name="Enter Saturation Current (default=1.0e-12)" /><field84 name="Enter Forward Emission Coefficient (default=1.0)" /><field85 name="Enter Switch for Limiting (default=FALSE)" /></u11><u14 name="type">zener<field86 name="Enter Breakdown Voltage (default=5.6)" /><field87 name="Enter Breakdown Current (default=2.0e-2)" /><field88 name="Enter Saturation Current (default=1.0e-12)" /><field89 name="Enter Forward Emission Coefficient (default=1.0)" /><field90 name="Enter Switch for Limiting (default=FALSE)" /></u14><u13 name="type">zener<field91 name="Enter Breakdown Voltage (default=5.6)" /><field92 name="Enter Breakdown Current (default=2.0e-2)" /><field93 name="Enter Saturation Current (default=1.0e-12)" /><field94 name="Enter Forward Emission Coefficient (default=1.0)" /><field95 name="Enter Switch for Limiting (default=FALSE)" /></u13><u15 name="type">zener<field96 name="Enter Breakdown Voltage (default=5.6)" /><field97 name="Enter Breakdown Current (default=2.0e-2)" /><field98 name="Enter Saturation Current (default=1.0e-12)" /><field99 name="Enter Forward Emission Coefficient (default=1.0)" /><field100 name="Enter Switch for Limiting (default=FALSE)" /></u15><u12 name="type">zener<field101 name="Enter Breakdown Voltage (default=5.6)" /><field102 name="Enter Breakdown Current (default=2.0e-2)" /><field103 name="Enter Saturation Current (default=1.0e-12)" /><field104 name="Enter Forward Emission Coefficient (default=1.0)" /><field105 name="Enter Switch for Limiting (default=FALSE)" /></u12></model><devicemodel><q1><field>C:\FOSSEE\eSim\library\deviceModelLibrary\Transistor\NPN.lib</field></q1><q2><field>C:\FOSSEE\eSim\library\deviceModelLibrary\Transistor\NPN.lib</field></q2><q4><field>C:\FOSSEE\eSim\library\deviceModelLibrary\Transistor\NPN.lib</field></q4><d1><field>C:\FOSSEE\eSim\library\deviceModelLibrary\Diode\D.lib</field></d1><q3><field>C:\FOSSEE\eSim\library\deviceModelLibrary\Transistor\NPN.lib</field></q3><q6><field>C:\FOSSEE\eSim\library\deviceModelLibrary\Transistor\NPN.lib</field></q6><q5><field>C:\FOSSEE\eSim\library\deviceModelLibrary\Transistor\NPN.lib</field></q5><q13><field>C:\FOSSEE\eSim\library\deviceModelLibrary\Transistor\NPN.lib</field></q13><q14><field>C:\FOSSEE\eSim\library\deviceModelLibrary\Transistor\NPN.lib</field></q14><q16><field>C:\FOSSEE\eSim\library\deviceModelLibrary\Transistor\NPN.lib</field></q16><d3><field>C:\FOSSEE\eSim\library\deviceModelLibrary\Diode\D.lib</field></d3><q15><field>C:\FOSSEE\eSim\library\deviceModelLibrary\Transistor\NPN.lib</field></q15><q18><field>C:\FOSSEE\eSim\library\deviceModelLibrary\Transistor\NPN.lib</field></q18><q17><field>C:\FOSSEE\eSim\library\deviceModelLibrary\Transistor\NPN.lib</field></q17><q7><field>C:\FOSSEE\eSim\library\deviceModelLibrary\Transistor\NPN.lib</field></q7><q8><field>C:\FOSSEE\eSim\library\deviceModelLibrary\Transistor\NPN.lib</field></q8><q10><field>C:\FOSSEE\eSim\library\deviceModelLibrary\Transistor\NPN.lib</field></q10><d2><field>C:\FOSSEE\eSim\library\deviceModelLibrary\Diode\D.lib</field></d2><q9><field>C:\FOSSEE\eSim\library\deviceModelLibrary\Transistor\NPN.lib</field></q9><q12><field>C:\FOSSEE\eSim\library\deviceModelLibrary\Transistor\NPN.lib</field></q12><q11><field>C:\FOSSEE\eSim\library\deviceModelLibrary\Transistor\NPN.lib</field></q11></devicemodel><subcircuit /></KicadtoNgspice>
\ No newline at end of file
diff --git a/library/SubcircuitLibrary/SN74LS11/analysis b/library/SubcircuitLibrary/SN74LS11/analysis
new file mode 100644
index 00000000..ebd5c0a9
--- /dev/null
+++ b/library/SubcircuitLibrary/SN74LS11/analysis
@@ -0,0 +1 @@
+.tran 0e-00 0e-00 0e-00
\ No newline at end of file
-- 
cgit