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
LIBS:tl431_sub-cache
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 eSim_NPN Q2
U 1 1 67E78EB3
P 3500 5250
F 0 "Q2" H 3400 5300 50  0000 R CNN
F 1 "eSim_NPN" H 3450 5400 50  0000 R CNN
F 2 "" H 3700 5350 29  0000 C CNN
F 3 "" H 3500 5250 60  0000 C CNN
	1    3500 5250
	-1   0    0    -1  
$EndComp
$Comp
L eSim_NPN Q4
U 1 1 67E78EB4
P 4850 5250
F 0 "Q4" H 4750 5300 50  0000 R CNN
F 1 "eSim_NPN" H 4800 5400 50  0000 R CNN
F 2 "" H 5050 5350 29  0000 C CNN
F 3 "" H 4850 5250 60  0000 C CNN
	1    4850 5250
	1    0    0    -1  
$EndComp
$Comp
L eSim_NPN Q9
U 1 1 67E78EB5
P 7200 5650
F 0 "Q9" H 7100 5700 50  0000 R CNN
F 1 "eSim_NPN" H 7150 5800 50  0000 R CNN
F 2 "" H 7400 5750 29  0000 C CNN
F 3 "" H 7200 5650 60  0000 C CNN
	1    7200 5650
	1    0    0    -1  
$EndComp
$Comp
L eSim_NPN Q6
U 1 1 67E78EB6
P 6000 4900
F 0 "Q6" H 5900 4950 50  0000 R CNN
F 1 "eSim_NPN" H 5950 5050 50  0000 R CNN
F 2 "" H 6200 5000 29  0000 C CNN
F 3 "" H 6000 4900 60  0000 C CNN
	1    6000 4900
	1    0    0    -1  
$EndComp
$Comp
L resistor R1
U 1 1 67E78EB7
P 3450 4550
F 0 "R1" H 3500 4680 50  0000 C CNN
F 1 "2.4k" H 3500 4500 50  0000 C CNN
F 2 "" H 3500 4530 30  0000 C CNN
F 3 "" V 3500 4600 30  0000 C CNN
	1    3450 4550
	0    -1   1    0   
$EndComp
$Comp
L resistor R3
U 1 1 67E78EB8
P 5000 4550
F 0 "R3" H 5050 4680 50  0000 C CNN
F 1 "7.2k" H 5050 4500 50  0000 C CNN
F 2 "" H 5050 4530 30  0000 C CNN
F 3 "" V 5050 4600 30  0000 C CNN
	1    5000 4550
	0    -1   1    0   
$EndComp
$Comp
L resistor R4
U 1 1 67E78EB9
P 5000 5900
F 0 "R4" H 5050 6030 50  0000 C CNN
F 1 "800" H 5050 5850 50  0000 C CNN
F 2 "" H 5050 5880 30  0000 C CNN
F 3 "" V 5050 5950 30  0000 C CNN
	1    5000 5900
	0    -1   1    0   
$EndComp
$Comp
L resistor R7
U 1 1 67E78EBA
P 6550 5700
F 0 "R7" H 6600 5830 50  0000 C CNN
F 1 "1k" H 6600 5650 50  0000 C CNN
F 2 "" H 6600 5680 30  0000 C CNN
F 3 "" V 6600 5750 30  0000 C CNN
	1    6550 5700
	-1   0    0    -1  
$EndComp
Wire Wire Line
	3400 4750 3400 5050
Wire Wire Line
	4950 4750 4950 5050
Wire Wire Line
	3700 5250 4650 5250
Wire Wire Line
	4950 5450 4950 5800
Wire Wire Line
	6650 5650 7000 5650
Wire Wire Line
	3400 4900 4000 4900
Wire Wire Line
	4000 4900 4000 5250
Connection ~ 4000 5250
Connection ~ 3400 4900
Wire Wire Line
	4300 5650 4300 5250
Connection ~ 4300 5250
Wire Wire Line
	3400 4450 3400 4200
Wire Wire Line
	3400 4200 4950 4200
Wire Wire Line
	4950 4200 4950 4450
Wire Wire Line
	4950 4900 5800 4900
Connection ~ 4950 4900
$Comp
L resistor R6
U 1 1 67E78EBB
P 6150 4300
F 0 "R6" H 6200 4430 50  0000 C CNN
F 1 "4k" H 6200 4250 50  0000 C CNN
F 2 "" H 6200 4280 30  0000 C CNN
F 3 "" V 6200 4350 30  0000 C CNN
	1    6150 4300
	0    -1   1    0   
$EndComp
Wire Wire Line
	6100 4500 6100 4700
$Comp
L capacitor_polarised C1
U 1 1 67E78EBC
P 5450 4700
F 0 "C1" H 5475 4800 50  0000 L CNN
F 1 "20p" H 5475 4600 50  0000 L CNN
F 2 "" H 5450 4700 50  0001 C CNN
F 3 "" H 5450 4700 50  0001 C CNN
	1    5450 4700
	-1   0    0    -1  
$EndComp
Wire Wire Line
	5450 4550 6100 4550
Connection ~ 6100 4550
Wire Wire Line
	5450 4850 5450 4900
Connection ~ 5450 4900
$Comp
L eSim_NPN Q5
U 1 1 67E78EBD
P 6000 3800
F 0 "Q5" H 5900 3850 50  0000 R CNN
F 1 "eSim_NPN" H 5950 3950 50  0000 R CNN
F 2 "" H 6200 3900 29  0000 C CNN
F 3 "" H 6000 3800 60  0000 C CNN
	1    6000 3800
	1    0    0    -1  
$EndComp
Wire Wire Line
	6100 4200 6100 4000
$Comp
L resistor R2
U 1 1 67E78EBE
P 4100 3950
F 0 "R2" H 4150 4080 50  0000 C CNN
F 1 "3.28k" H 4150 3900 50  0000 C CNN
F 2 "" H 4150 3930 30  0000 C CNN
F 3 "" V 4150 4000 30  0000 C CNN
	1    4100 3950
	0    1    1    0   
$EndComp
Wire Wire Line
	4150 4150 4150 4200
Connection ~ 4150 4200
$Comp
L eSim_NPN Q1
U 1 1 67E78EBF
P 3500 3000
F 0 "Q1" H 3400 3050 50  0000 R CNN
F 1 "eSim_NPN" H 3450 3150 50  0000 R CNN
F 2 "" H 3700 3100 29  0000 C CNN
F 3 "" H 3500 3000 60  0000 C CNN
	1    3500 3000
	1    0    0    -1  
$EndComp
$Comp
L eSim_NPN Q3
U 1 1 67E78EC0
P 4450 3100
F 0 "Q3" H 4350 3150 50  0000 R CNN
F 1 "eSim_NPN" H 4400 3250 50  0000 R CNN
F 2 "" H 4650 3200 29  0000 C CNN
F 3 "" H 4450 3100 60  0000 C CNN
	1    4450 3100
	0    1    1    0   
$EndComp
$Comp
L eSim_PNP Q7
U 1 1 67E78EC1
P 6200 2650
F 0 "Q7" H 6100 2700 50  0000 R CNN
F 1 "eSim_PNP" H 6150 2800 50  0000 R CNN
F 2 "" H 6400 2750 29  0000 C CNN
F 3 "" H 6200 2650 60  0000 C CNN
	1    6200 2650
	-1   0    0    1   
$EndComp
$Comp
L eSim_PNP Q8
U 1 1 67E78EC2
P 7200 2650
F 0 "Q8" H 7100 2700 50  0000 R CNN
F 1 "eSim_PNP" H 7150 2800 50  0000 R CNN
F 2 "" H 7400 2750 29  0000 C CNN
F 3 "" H 7200 2650 60  0000 C CNN
	1    7200 2650
	1    0    0    1   
$EndComp
$Comp
L resistor R5
U 1 1 67E78EC3
P 6050 2050
F 0 "R5" H 6100 2180 50  0000 C CNN
F 1 "800" H 6100 2000 50  0000 C CNN
F 2 "" H 6100 2030 30  0000 C CNN
F 3 "" V 6100 2100 30  0000 C CNN
	1    6050 2050
	0    1    1    0   
$EndComp
$Comp
L resistor R8
U 1 1 67E78EC4
P 7250 2100
F 0 "R8" H 7300 2230 50  0000 C CNN
F 1 "800" H 7300 2050 50  0000 C CNN
F 2 "" H 7300 2080 30  0000 C CNN
F 3 "" V 7300 2150 30  0000 C CNN
	1    7250 2100
	0    1    1    0   
$EndComp
Wire Wire Line
	3600 3200 3600 3800
Wire Wire Line
	6100 2450 6100 2250
Wire Wire Line
	7300 2450 7300 2300
Wire Wire Line
	6100 2850 6100 3600
Wire Wire Line
	6400 2650 7000 2650
Wire Wire Line
	6700 2650 6700 2950
Wire Wire Line
	6700 2950 6100 2950
Connection ~ 6100 2950
Connection ~ 6700 2650
Wire Wire Line
	7300 2850 7300 5450
Wire Wire Line
	4650 3200 7300 3200
Connection ~ 7300 3200
Wire Wire Line
	4450 2900 4450 2600
Wire Wire Line
	4450 2600 5050 2600
Wire Wire Line
	5050 2600 5050 3200
Connection ~ 5050 3200
$Comp
L eSim_Diode D1
U 1 1 67E78EC5
P 7600 4400
F 0 "D1" H 7600 4500 50  0000 C CNN
F 1 "eSim_Diode" H 7600 4300 50  0000 C CNN
F 2 "" H 7600 4400 60  0000 C CNN
F 3 "" H 7600 4400 60  0000 C CNN
	1    7600 4400
	0    1    -1   0   
$EndComp
$Comp
L capacitor_polarised C2
U 1 1 67E78EC6
P 7700 2500
F 0 "C2" H 7725 2600 50  0000 L CNN
F 1 "20p" H 7725 2400 50  0000 L CNN
F 2 "" H 7700 2500 50  0001 C CNN
F 3 "" H 7700 2500 50  0001 C CNN
	1    7700 2500
	1    0    0    -1  
$EndComp
$Comp
L eSim_NPN Q10
U 1 1 67E78EC7
P 8400 3600
F 0 "Q10" H 8300 3650 50  0000 R CNN
F 1 "eSim_NPN" H 8350 3750 50  0000 R CNN
F 2 "" H 8600 3700 29  0000 C CNN
F 3 "" H 8400 3600 60  0000 C CNN
	1    8400 3600
	1    0    0    -1  
$EndComp
$Comp
L resistor R9
U 1 1 67E78EC8
P 8850 3850
F 0 "R9" H 8900 3980 50  0000 C CNN
F 1 "150" H 8900 3800 50  0000 C CNN
F 2 "" H 8900 3830 30  0000 C CNN
F 3 "" V 8900 3900 30  0000 C CNN
	1    8850 3850
	1    0    0    -1  
$EndComp
$Comp
L eSim_NPN Q11
U 1 1 67E78EC9
P 9600 3800
F 0 "Q11" H 9500 3850 50  0000 R CNN
F 1 "eSim_NPN" H 9550 3950 50  0000 R CNN
F 2 "" H 9800 3900 29  0000 C CNN
F 3 "" H 9600 3800 60  0000 C CNN
	1    9600 3800
	1    0    0    -1  
$EndComp
$Comp
L resistor R10
U 1 1 67E78ECA
P 9200 4300
F 0 "R10" H 9250 4430 50  0000 C CNN
F 1 "10k" H 9250 4250 50  0000 C CNN
F 2 "" H 9250 4280 30  0000 C CNN
F 3 "" V 9250 4350 30  0000 C CNN
	1    9200 4300
	0    1    -1   0   
$EndComp
$Comp
L eSim_Diode D2
U 1 1 67E78ECB
P 10100 4350
F 0 "D2" H 10100 4450 50  0000 C CNN
F 1 "eSim_Diode" H 10100 4250 50  0000 C CNN
F 2 "" H 10100 4350 60  0000 C CNN
F 3 "" H 10100 4350 60  0000 C CNN
	1    10100 4350
	0    1    -1   0   
$EndComp
Wire Wire Line
	7300 3600 8200 3600
Connection ~ 7300 3600
Wire Wire Line
	7700 2650 7700 3600
Connection ~ 7700 3600
Wire Wire Line
	7600 4250 7600 3600
Connection ~ 7600 3600
Wire Wire Line
	6350 5650 4300 5650
Wire Wire Line
	8500 3800 8750 3800
Wire Wire Line
	9050 3800 9400 3800
Wire Wire Line
	9250 4100 9250 3800
Connection ~ 9250 3800
Wire Wire Line
	10100 6200 10100 4500
Wire Wire Line
	2650 6200 10100 6200
Wire Wire Line
	3400 5450 3400 6200
Connection ~ 3400 6200
Wire Wire Line
	4950 6100 4950 6200
Connection ~ 4950 6200
Wire Wire Line
	7300 5850 7300 6200
Connection ~ 7300 6200
Wire Wire Line
	7600 4550 7600 6200
Connection ~ 7600 6200
Wire Wire Line
	9700 4000 9700 6200
Connection ~ 9700 6200
Wire Wire Line
	9250 4400 9250 4550
Wire Wire Line
	9250 4550 9700 4550
Connection ~ 9700 4550
Wire Wire Line
	9700 1800 9700 3600
Wire Wire Line
	2200 1800 10100 1800
Wire Wire Line
	3600 2800 3600 1800
Connection ~ 3600 1800
Wire Wire Line
	6100 1950 6100 1800
Connection ~ 6100 1800
Wire Wire Line
	7300 2000 7300 1800
Connection ~ 7300 1800
Wire Wire Line
	7700 2350 7700 1800
Connection ~ 7700 1800
Wire Wire Line
	8500 3400 8500 1800
Connection ~ 8500 1800
Wire Wire Line
	10100 1800 10100 4200
Connection ~ 9700 1800
Wire Wire Line
	3600 3800 5800 3800
Wire Wire Line
	4150 3850 4150 3800
Connection ~ 4150 3800
Wire Wire Line
	6100 5100 6100 6200
Connection ~ 6100 6200
$Comp
L PORT U1
U 1 1 67E78ECC
P 1950 1800
F 0 "U1" H 2000 1900 30  0000 C CNN
F 1 "PORT" H 1950 1800 30  0000 C CNN
F 2 "" H 1950 1800 60  0000 C CNN
F 3 "" H 1950 1800 60  0000 C CNN
	1    1950 1800
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 2 1 67E78ECD
P 2400 3000
F 0 "U1" H 2450 3100 30  0000 C CNN
F 1 "PORT" H 2400 3000 30  0000 C CNN
F 2 "" H 2400 3000 60  0000 C CNN
F 3 "" H 2400 3000 60  0000 C CNN
	2    2400 3000
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 3 1 67E78ECE
P 2400 6200
F 0 "U1" H 2450 6300 30  0000 C CNN
F 1 "PORT" H 2400 6200 30  0000 C CNN
F 2 "" H 2400 6200 60  0000 C CNN
F 3 "" H 2400 6200 60  0000 C CNN
	3    2400 6200
	1    0    0    -1  
$EndComp
Wire Wire Line
	2650 3000 3300 3000
Wire Wire Line
	4250 3200 2975 3200
Wire Wire Line
	2975 3200 2975 3000
Connection ~ 2975 3000
Text Label 2330 1800 0    60   ~ 0
Cathode
Text Label 2710 3000 0    60   ~ 0
Ref
Text Label 2850 6200 0    60   ~ 0
Anode
$EndSCHEMATC