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 ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L resistor R1
U 1 1 67A9FAFF
P 1980 1120
F 0 "R1" H 2030 1250 50  0000 C CNN
F 1 "20k" H 2030 1070 50  0000 C CNN
F 2 "" H 2030 1100 30  0000 C CNN
F 3 "" V 2030 1170 30  0000 C CNN
	1    1980 1120
	0    1    1    0   
$EndComp
$Comp
L resistor R2
U 1 1 67A9FB42
P 2500 1120
F 0 "R2" H 2550 1250 50  0000 C CNN
F 1 "10k" H 2550 1070 50  0000 C CNN
F 2 "" H 2550 1100 30  0000 C CNN
F 3 "" V 2550 1170 30  0000 C CNN
	1    2500 1120
	0    1    1    0   
$EndComp
$Comp
L eSim_NPN Q1
U 1 1 67A9FB67
P 2450 2560
F 0 "Q1" H 2350 2610 50  0000 R CNN
F 1 "eSim_NPN" H 2400 2710 50  0000 R CNN
F 2 "" H 2650 2660 29  0000 C CNN
F 3 "" H 2450 2560 60  0000 C CNN
	1    2450 2560
	1    0    0    -1  
$EndComp
$Comp
L eSim_NPN Q2
U 1 1 67A9FBA3
P 2830 2140
F 0 "Q2" H 2730 2190 50  0000 R CNN
F 1 "eSim_NPN" H 2780 2290 50  0000 R CNN
F 2 "" H 3030 2240 29  0000 C CNN
F 3 "" H 2830 2140 60  0000 C CNN
	1    2830 2140
	1    0    0    -1  
$EndComp
$Comp
L eSim_NPN Q4
U 1 1 67A9FBD9
P 3500 1690
F 0 "Q4" H 3400 1740 50  0000 R CNN
F 1 "eSim_NPN" H 3450 1840 50  0000 R CNN
F 2 "" H 3700 1790 29  0000 C CNN
F 3 "" H 3500 1690 60  0000 C CNN
	1    3500 1690
	1    0    0    -1  
$EndComp
$Comp
L resistor R4
U 1 1 67A9FC1E
P 3140 1130
F 0 "R4" H 3190 1260 50  0000 C CNN
F 1 "8k" H 3190 1080 50  0000 C CNN
F 2 "" H 3190 1110 30  0000 C CNN
F 3 "" V 3190 1180 30  0000 C CNN
	1    3140 1130
	0    1    1    0   
$EndComp
$Comp
L resistor R7
U 1 1 67A9FC6A
P 4310 1130
F 0 "R7" H 4360 1260 50  0000 C CNN
F 1 "120" H 4360 1080 50  0000 C CNN
F 2 "" H 4360 1110 30  0000 C CNN
F 3 "" V 4360 1180 30  0000 C CNN
	1    4310 1130
	0    1    1    0   
$EndComp
$Comp
L zener U2
U 1 1 67A9FCCE
P 1020 3170
F 0 "U2" H 970 3070 60  0000 C CNN
F 1 "zener" H 1020 3270 60  0000 C CNN
F 2 "" H 1070 3170 60  0000 C CNN
F 3 "" H 1070 3170 60  0000 C CNN
	1    1020 3170
	0    1    -1   0   
$EndComp
$Comp
L zener U3
U 1 1 67A9FD63
P 1290 3170
F 0 "U3" H 1240 3070 60  0000 C CNN
F 1 "zener" H 1290 3270 60  0000 C CNN
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
$Comp
L zener U4
U 1 1 67A9FDB0
P 1500 3170
F 0 "U4" H 1450 3070 60  0000 C CNN
F 1 "zener" H 1500 3270 60  0000 C CNN
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
$Comp
L zener U7
U 1 1 67A9FDFC
P 1830 2390
F 0 "U7" H 1780 2290 60  0000 C CNN
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
F 0 "U6" H 1780 2040 60  0000 C CNN
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
U 1 1 67A9FEEB
P 2550 3230
F 0 "D1" H 2550 3330 50  0000 C CNN
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
P 3470 2690
F 0 "C1" H 3495 2790 50  0000 L CNN
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
L resistor R3
U 1 1 67A9FF79
P 2880 3560
F 0 "R3" H 2930 3690 50  0000 C CNN
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
L resistor R5
U 1 1 67A9FFCE
P 3420 3270
F 0 "R5" H 3470 3400 50  0000 C CNN
F 1 "3k" H 3470 3220 50  0000 C CNN
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
$Comp
L eSim_NPN Q3
U 1 1 67AA0018
P 3370 3830
F 0 "Q3" H 3270 3880 50  0000 R CNN
F 1 "eSim_NPN" H 3320 3980 50  0000 R CNN
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
$Comp
L eSim_NPN Q6
U 1 1 67AA0061
P 4280 3120
F 0 "Q6" H 4180 3170 50  0000 R CNN
F 1 "eSim_NPN" H 4230 3270 50  0000 R CNN
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
$Comp
L zener U9
U 1 1 67AA00E5
P 3580 2350
F 0 "U9" H 3530 2250 60  0000 C CNN
F 1 "zener" H 3580 2450 60  0000 C CNN
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
L resistor R6
U 1 1 67AA01B1
P 4140 2300
F 0 "R6" H 4190 2430 50  0000 C CNN
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
L eSim_NPN Q5
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
U 1 1 67AA192A
P 630 1900
F 0 "U1" H 680 2000 30  0000 C CNN
F 1 "PORT" H 630 1900 30  0000 C CNN
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  
$EndComp
$Comp
L PORT U1
U 2 1 67AA1BA4
P 630 2140
F 0 "U1" H 680 2240 30  0000 C CNN
F 1 "PORT" H 630 2140 30  0000 C CNN
F 2 "" H 630 2140 60  0000 C CNN
F 3 "" H 630 2140 60  0000 C CNN
	2    630  2140
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 3 1 67AA1D5E
P 630 2390
F 0 "U1" H 680 2490 30  0000 C CNN
F 1 "PORT" H 630 2390 30  0000 C CNN
F 2 "" H 630 2390 60  0000 C CNN
F 3 "" H 630 2390 60  0000 C CNN
	3    630  2390
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 7 1 67AA1FEB
P 4780 2350
F 0 "U1" H 4830 2450 30  0000 C CNN
F 1 "PORT" H 4780 2350 30  0000 C CNN
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
P 1830 1900
F 0 "U5" H 1780 1800 60  0000 C CNN
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
Wire Wire Line
	1530 2140 880  2140
Wire Wire Line
	1530 2390 880  2390
Wire Wire Line
	2030 1320 2030 2560
Wire Wire Line
	1530 1900 880  1900
Connection ~ 2030 2140
Connection ~ 2030 1900
Wire Wire Line
	2030 2560 2250 2560
Connection ~ 2030 2390
Wire Wire Line
	1500 2870 1500 2390
Connection ~ 1500 2390
Wire Wire Line
	1290 2870 1290 2140
Connection ~ 1290 2140
Wire Wire Line
	1020 2870 1020 1900
Connection ~ 1020 1900
$Comp
L GNDPWR #PWR01
U 1 1 67AA4776
P 3900 4160
F 0 "#PWR01" H 3900 3960 50  0001 C CNN
F 1 "GNDPWR" H 3900 4030 50  0000 C CNN
F 2 "" H 3900 4110 50  0001 C CNN
F 3 "" H 3900 4110 50  0001 C CNN
	1    3900 4160
	1    0    0    -1  
$EndComp
Wire Wire Line
	4380 4160 4380 3320
Wire Wire Line
	1020 4160 4520 4160
Wire Wire Line
	1500 4160 1500 3370
Connection ~ 3900 4160
Wire Wire Line
	1290 4160 1290 3370
Connection ~ 1500 4160
Wire Wire Line
	1020 4160 1020 3370
Connection ~ 1290 4160
Wire Wire Line
	2550 3380 2550 4160
Connection ~ 2550 4160
Wire Wire Line
	2550 2760 2550 3080
Wire Wire Line
	2630 2140 2550 2140
Wire Wire Line
	2550 1320 2550 2360
Connection ~ 2550 2140
Wire Wire Line
	2930 1940 2930 1690
Wire Wire Line
	2930 1690 3300 1690
Wire Wire Line
	3190 1330 3190 1690
Connection ~ 3190 1690
Wire Wire Line
	3280 2350 3070 2350
Wire Wire Line
	3070 2350 3070 1690
Connection ~ 3070 1690
Wire Wire Line
	3320 2690 2930 2690
Wire Wire Line
	2930 2340 2930 3460
Connection ~ 2930 2690
Wire Wire Line
	4080 3120 2930 3120
Connection ~ 2930 3120
Wire Wire Line
	3470 3170 3470 3120
Connection ~ 3470 3120
Wire Wire Line
	3170 3830 2930 3830
Wire Wire Line
	2930 3830 2930 3760
Wire Wire Line
	3470 3470 3470 3630
Wire Wire Line
	3470 4030 3470 4160
Connection ~ 3470 4160
Wire Wire Line
	4060 1920 3600 1920
Wire Wire Line
	3600 1920 3600 1890
Wire Wire Line
	3940 2350 3780 2350
Wire Wire Line
	4360 2120 4360 2410
Wire Wire Line
	4240 2350 4530 2350
Connection ~ 4360 2350
Wire Wire Line
	4380 2920 4380 2410
Wire Wire Line
	4380 2410 4360 2410
Wire Wire Line
	4360 1720 4360 1330
Wire Wire Line
	4360 1030 4360 910 
Wire Wire Line
	2030 910  5030 910 
Wire Wire Line
	2030 910  2030 1020
Wire Wire Line
	2550 1020 2550 910 
Connection ~ 2550 910 
Wire Wire Line
	3190 1030 3190 910 
Connection ~ 3190 910 
Wire Wire Line
	3600 1490 4360 1490
Connection ~ 4360 1490
Wire Wire Line
	3620 2690 4380 2690
Connection ~ 4380 2690
$Comp
L resistor R15
U 1 1 67AA7BED
P 8240 1370
F 0 "R15" H 8290 1500 50  0000 C CNN
F 1 "20k" H 8290 1320 50  0000 C CNN
F 2 "" H 8290 1350 30  0000 C CNN
F 3 "" V 8290 1420 30  0000 C CNN
	1    8240 1370
	0    1    1    0   
$EndComp
$Comp
L resistor R16
U 1 1 67AA7BF3
P 8760 1370
F 0 "R16" H 8810 1500 50  0000 C CNN
F 1 "10k" H 8810 1320 50  0000 C CNN
F 2 "" H 8810 1350 30  0000 C CNN
F 3 "" V 8810 1420 30  0000 C CNN
	1    8760 1370
	0    1    1    0   
$EndComp
$Comp
L eSim_NPN Q13
U 1 1 67AA7BF9
P 8710 2810
F 0 "Q13" H 8610 2860 50  0000 R CNN
F 1 "eSim_NPN" H 8660 2960 50  0000 R CNN
F 2 "" H 8910 2910 29  0000 C CNN
F 3 "" H 8710 2810 60  0000 C CNN
	1    8710 2810
	1    0    0    -1  
$EndComp
$Comp
L eSim_NPN Q14
U 1 1 67AA7BFF
P 9090 2390
F 0 "Q14" H 8990 2440 50  0000 R CNN
F 1 "eSim_NPN" H 9040 2540 50  0000 R CNN
F 2 "" H 9290 2490 29  0000 C CNN
F 3 "" H 9090 2390 60  0000 C CNN
	1    9090 2390
	1    0    0    -1  
$EndComp
$Comp
L eSim_NPN Q16
U 1 1 67AA7C05
P 9760 1940
F 0 "Q16" H 9660 1990 50  0000 R CNN
F 1 "eSim_NPN" H 9710 2090 50  0000 R CNN
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  
$EndComp
$Comp
L resistor R18
U 1 1 67AA7C0B
P 9400 1380
F 0 "R18" H 9450 1510 50  0000 C CNN
F 1 "8k" H 9450 1330 50  0000 C CNN
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   
$EndComp
$Comp
L resistor R21
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