path: root/library/SubcircuitLibrary/SN7420/SN7420.sch

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:SN7420-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 resistor R1
U 1 1 67AB3E79
P 2800 2350
F 0 "R1" H 2850 2480 50  0000 C CNN
F 1 "4k" H 2850 2300 50  0000 C CNN
F 2 "" H 2850 2330 30  0000 C CNN
F 3 "" V 2850 2400 30  0000 C CNN
	1    2800 2350
	0    1    1    0   
$EndComp
$Comp
L eSim_NPN Q1
U 1 1 67AB3E7A
P 2050 3200
F 0 "Q1" H 1950 3250 50  0000 R CNN
F 1 "eSim_NPN" H 2000 3350 50  0000 R CNN
F 2 "" H 2250 3300 29  0000 C CNN
F 3 "" H 2050 3200 60  0000 C CNN
	1    2050 3200
	0    1    1    0   
$EndComp
$Comp
L eSim_NPN Q2
U 1 1 67AB3E7B
P 2650 3200
F 0 "Q2" H 2550 3250 50  0000 R CNN
F 1 "eSim_NPN" H 2600 3350 50  0000 R CNN
F 2 "" H 2850 3300 29  0000 C CNN
F 3 "" H 2650 3200 60  0000 C CNN
	1    2650 3200
	0    1    1    0   
$EndComp
$Comp
L eSim_NPN Q3
U 1 1 67AB3E7C
P 3200 3200
F 0 "Q3" H 3100 3250 50  0000 R CNN
F 1 "eSim_NPN" H 3150 3350 50  0000 R CNN
F 2 "" H 3400 3300 29  0000 C CNN
F 3 "" H 3200 3200 60  0000 C CNN
	1    3200 3200
	0    1    1    0   
$EndComp
$Comp
L eSim_NPN Q4
U 1 1 67AB3E7D
P 3700 3200
F 0 "Q4" H 3600 3250 50  0000 R CNN
F 1 "eSim_NPN" H 3650 3350 50  0000 R CNN
F 2 "" H 3900 3300 29  0000 C CNN
F 3 "" H 3700 3200 60  0000 C CNN
	1    3700 3200
	0    1    1    0   
$EndComp
$Comp
L eSim_Diode D1
U 1 1 67AB3E7E
P 1850 4350
F 0 "D1" H 1850 4450 50  0000 C CNN
F 1 "eSim_Diode" H 1850 4250 50  0000 C CNN
F 2 "" H 1850 4350 60  0000 C CNN
F 3 "" H 1850 4350 60  0000 C CNN
	1    1850 4350
	0    -1   -1   0   
$EndComp
$Comp
L eSim_Diode D2
U 1 1 67AB3E7F
P 2450 4350
F 0 "D2" H 2450 4450 50  0000 C CNN
F 1 "eSim_Diode" H 2450 4250 50  0000 C CNN
F 2 "" H 2450 4350 60  0000 C CNN
F 3 "" H 2450 4350 60  0000 C CNN
	1    2450 4350
	0    -1   -1   0   
$EndComp
$Comp
L eSim_Diode D3
U 1 1 67AB3E80
P 3000 4350
F 0 "D3" H 3000 4450 50  0000 C CNN
F 1 "eSim_Diode" H 3000 4250 50  0000 C CNN
F 2 "" H 3000 4350 60  0000 C CNN
F 3 "" H 3000 4350 60  0000 C CNN
	1    3000 4350
	0    -1   -1   0   
$EndComp
$Comp
L eSim_Diode D4
U 1 1 67AB3E81
P 3500 4350
F 0 "D4" H 3500 4450 50  0000 C CNN
F 1 "eSim_Diode" H 3500 4250 50  0000 C CNN
F 2 "" H 3500 4350 60  0000 C CNN
F 3 "" H 3500 4350 60  0000 C CNN
	1    3500 4350
	0    -1   -1   0   
$EndComp
$Comp
L eSim_NPN Q5
U 1 1 67AB3E82
P 4300 3550
F 0 "Q5" H 4200 3600 50  0000 R CNN
F 1 "eSim_NPN" H 4250 3700 50  0000 R CNN
F 2 "" H 4500 3650 29  0000 C CNN
F 3 "" H 4300 3550 60  0000 C CNN
	1    4300 3550
	1    0    0    -1  
$EndComp
$Comp
L resistor R3
U 1 1 67AB3E83
P 4550 2350
F 0 "R3" H 4600 2480 50  0000 C CNN
F 1 "1.6k" H 4600 2300 50  0000 C CNN
F 2 "" H 4600 2330 30  0000 C CNN
F 3 "" V 4600 2400 30  0000 C CNN
	1    4550 2350
	0    1    1    0   
$EndComp
$Comp
L eSim_NPN Q6
U 1 1 67AB3E84
P 4950 3050
F 0 "Q6" H 4850 3100 50  0000 R CNN
F 1 "eSim_NPN" H 4900 3200 50  0000 R CNN
F 2 "" H 5150 3150 29  0000 C CNN
F 3 "" H 4950 3050 60  0000 C CNN
	1    4950 3050
	1    0    0    -1  
$EndComp
$Comp
L resistor R4
U 1 1 67AB3E85
P 5000 2350
F 0 "R4" H 5050 2480 50  0000 C CNN
F 1 "130" H 5050 2300 50  0000 C CNN
F 2 "" H 5050 2330 30  0000 C CNN
F 3 "" V 5050 2400 30  0000 C CNN
	1    5000 2350
	0    1    1    0   
$EndComp
$Comp
L eSim_Diode D5
U 1 1 67AB3E86
P 5050 3650
F 0 "D5" H 5050 3750 50  0000 C CNN
F 1 "eSim_Diode" H 5050 3550 50  0000 C CNN
F 2 "" H 5050 3650 60  0000 C CNN
F 3 "" H 5050 3650 60  0000 C CNN
	1    5050 3650
	0    1    1    0   
$EndComp
$Comp
L eSim_NPN Q7
U 1 1 67AB3E87
P 4950 4150
F 0 "Q7" H 4850 4200 50  0000 R CNN
F 1 "eSim_NPN" H 4900 4300 50  0000 R CNN
F 2 "" H 5150 4250 29  0000 C CNN
F 3 "" H 4950 4150 60  0000 C CNN
	1    4950 4150
	1    0    0    -1  
$EndComp
$Comp
L resistor R2
U 1 1 67AB3E88
P 4350 4300
F 0 "R2" H 4400 4430 50  0000 C CNN
F 1 "1k" H 4400 4250 50  0000 C CNN
F 2 "" H 4400 4280 30  0000 C CNN
F 3 "" V 4400 4350 30  0000 C CNN
	1    4350 4300
	0    1    1    0   
$EndComp
Wire Wire Line
	1850 3300 1850 4200
Wire Wire Line
	2450 3300 2450 4200
Wire Wire Line
	3000 3300 3000 4200
Wire Wire Line
	3500 3300 3500 4200
Wire Wire Line
	3900 3550 3900 3300
Wire Wire Line
	2250 3550 4100 3550
Wire Wire Line
	3400 3300 3400 3550
Connection ~ 3900 3550
Wire Wire Line
	2850 3300 2850 3550
Connection ~ 3400 3550
Wire Wire Line
	2250 3300 2250 3550
Connection ~ 2850 3550
Wire Wire Line
	4400 3750 4400 4200
Wire Wire Line
	2050 3000 2050 2850
Wire Wire Line
	2050 2850 3700 2850
Wire Wire Line
	2850 2550 2850 3000
Wire Wire Line
	2850 3000 2650 3000
Connection ~ 2850 2850
Wire Wire Line
	3200 2850 3200 3000
Wire Wire Line
	3700 2850 3700 3000
Connection ~ 3200 2850
Wire Wire Line
	4400 3350 4400 3050
Wire Wire Line
	4400 3050 4750 3050
Wire Wire Line
	4600 2550 4600 3050
Connection ~ 4600 3050
Wire Wire Line
	5050 2550 5050 2850
Wire Wire Line
	5050 3250 5050 3500
Wire Wire Line
	5050 3800 5050 3950
Wire Wire Line
	4750 4150 4400 4150
Connection ~ 4400 4150
Wire Wire Line
	5050 4350 5050 4650
Wire Wire Line
	1850 4500 1850 4650
Wire Wire Line
	1850 4650 5900 4650
Wire Wire Line
	4400 4500 4400 4650
Connection ~ 4400 4650
Wire Wire Line
	2450 4500 2450 4650
Connection ~ 2450 4650
Wire Wire Line
	3000 4500 3000 4650
Connection ~ 3000 4650
Wire Wire Line
	3500 4500 3500 4650
Connection ~ 3500 4650
Wire Wire Line
	2850 2250 2850 2200
Wire Wire Line
	2850 2200 5900 2200
Wire Wire Line
	4600 2250 4600 2200
Connection ~ 4600 2200
Wire Wire Line
	5050 2250 5050 2200
Connection ~ 5050 2200
$Comp
L eSim_GND #PWR1
U 1 1 67AB3E89
P 3900 4750
F 0 "#PWR1" H 3900 4500 50  0001 C CNN
F 1 "eSim_GND" H 3900 4600 50  0000 C CNN
F 2 "" H 3900 4750 50  0001 C CNN
F 3 "" H 3900 4750 50  0001 C CNN
	1    3900 4750
	1    0    0    -1  
$EndComp
Connection ~ 3900 4650
Wire Wire Line
	3900 4650 3900 4750
Wire Wire Line
	5050 3850 5300 3850
Connection ~ 5050 3850
Wire Wire Line
	1850 3500 1600 3500
Connection ~ 1850 3500
Wire Wire Line
	2450 3700 1600 3700
Connection ~ 2450 3700
Wire Wire Line
	3000 3850 1600 3850
Connection ~ 3000 3850
Wire Wire Line
	3500 4050 1600 4050
Connection ~ 3500 4050
Connection ~ 5050 4650
$Comp
L resistor R5
U 1 1 67AB3E8A
P 7600 2300
F 0 "R5" H 7650 2430 50  0000 C CNN
F 1 "4k" H 7650 2250 50  0000 C CNN
F 2 "" H 7650 2280 30  0000 C CNN
F 3 "" V 7650 2350 30  0000 C CNN
	1    7600 2300
	0    1    1    0   
$EndComp
$Comp
L eSim_NPN Q8
U 1 1 67AB3E8B
P 6850 3150
F 0 "Q8" H 6750 3200 50  0000 R CNN
F 1 "eSim_NPN" H 6800 3300 50  0000 R CNN
F 2 "" H 7050 3250 29  0000 C CNN
F 3 "" H 6850 3150 60  0000 C CNN
	1    6850 3150
	0    1    1    0   
$EndComp
$Comp
L eSim_NPN Q9
U 1 1 67AB3E8C
P 7450 3150
F 0 "Q9" H 7350 3200 50  0000 R CNN
F 1 "eSim_NPN" H 7400 3300 50  0000 R CNN
F 2 "" H 7650 3250 29  0000 C CNN
F 3 "" H 7450 3150 60  0000 C CNN
	1    7450 3150
	0    1    1    0   
$EndComp
$Comp
L eSim_NPN Q10
U 1 1 67AB3E8D
P 8000 3150
F 0 "Q10" H 7900 3200 50  0000 R CNN
F 1 "eSim_NPN" H 7950 3300 50  0000 R CNN
F 2 "" H 8200 3250 29  0000 C CNN
F 3 "" H 8000 3150 60  0000 C CNN
	1    8000 3150
	0    1    1    0   
$EndComp
$Comp
L eSim_NPN Q11
U 1 1 67AB3E8E
P 8500 3150
F 0 "Q11" H 8400 3200 50  0000 R CNN
F 1 "eSim_NPN" H 8450 3300 50  0000 R CNN
F 2 "" H 8700 3250 29  0000 C CNN
F 3 "" H 8500 3150 60  0000 C CNN
	1    8500 3150
	0    1    1    0   
$EndComp
$Comp
L eSim_Diode D6
U 1 1 67AB3E8F
P 6650 4300
F 0 "D6" H 6650 4400 50  0000 C CNN
F 1 "eSim_Diode" H 6650 4200 50  0000 C CNN
F 2 "" H 6650 4300 60  0000 C CNN
F 3 "" H 6650 4300 60  0000 C CNN
	1    6650 4300
	0    -1   -1   0   
$EndComp
$Comp
L eSim_Diode D7
U 1 1 67AB3E90
P 7250 4300
F 0 "D7" H 7250 4400 50  0000 C CNN
F 1 "eSim_Diode" H 7250 4200 50  0000 C CNN
F 2 "" H 7250 4300 60  0000 C CNN
F 3 "" H 7250 4300 60  0000 C CNN
	1    7250 4300
	0    -1   -1   0   
$EndComp
$Comp
L eSim_Diode D8
U 1 1 67AB3E91
P 7800 4300
F 0 "D8" H 7800 4400 50  0000 C CNN
F 1 "eSim_Diode" H 7800 4200 50  0000 C CNN
F 2 "" H 7800 4300 60  0000 C CNN
F 3 "" H 7800 4300 60  0000 C CNN
	1    7800 4300
	0    -1   -1   0   
$EndComp
$Comp
L eSim_Diode D9
U 1 1 67AB3E92
P 8300 4300
F 0 "D9" H 8300 4400 50  0000 C CNN
F 1 "eSim_Diode" H 8300 4200 50  0000 C CNN
F 2 "" H 8300 4300 60  0000 C CNN
F 3 "" H 8300 4300 60  0000 C CNN
	1    8300 4300
	0    -1   -1   0   
$EndComp
$Comp
L eSim_NPN Q12
U 1 1 67AB3E93
P 9100 3500
F 0 "Q12" H 9000 3550 50  0000 R CNN
F 1 "eSim_NPN" H 9050 3650 50  0000 R CNN
F 2 "" H 9300 3600 29  0000 C CNN
F 3 "" H 9100 3500 60  0000 C CNN
	1    9100 3500
	1    0    0    -1  
$EndComp
$Comp
L resistor R7
U 1 1 67AB3E94
P 9350 2300
F 0 "R7" H 9400 2430 50  0000 C CNN
F 1 "1.6k" H 9400 2250 50  0000 C CNN
F 2 "" H 9400 2280 30  0000 C CNN
F 3 "" V 9400 2350 30  0000 C CNN
	1    9350 2300
	0    1    1    0   
$EndComp
$Comp
L eSim_NPN Q13
U 1 1 67AB3E95
P 9750 3000
F 0 "Q13" H 9650 3050 50  0000 R CNN
F 1 "eSim_NPN" H 9700 3150 50  0000 R CNN
F 2 "" H 9950 3100 29  0000 C CNN
F 3 "" H 9750 3000 60  0000 C CNN
	1    9750 3000
	1    0    0    -1  
$EndComp
$Comp
L resistor R8
U 1 1 67AB3E96
P 9800 2300
F 0 "R8" H 9850 2430 50  0000 C CNN
F 1 "130" H 9850 2250 50  0000 C CNN
F 2 "" H 9850 2280 30  0000 C CNN
F 3 "" V 9850 2350 30  0000 C CNN
	1    9800 2300
	0    1    1    0   
$EndComp
$Comp
L eSim_Diode D10
U 1 1 67AB3E97
P 9850 3600
F 0 "D10" H 9850 3700 50  0000 C CNN
F 1 "eSim_Diode" H 9850 3500 50  0000 C CNN
F 2 "" H 9850 3600 60  0000 C CNN
F 3 "" H 9850 3600 60  0000 C CNN
	1    9850 3600
	0    1    1    0   
$EndComp
$Comp
L eSim_NPN Q14
U 1 1 67AB3E98
P 9750 4100
F 0 "Q14" H 9650 4150 50  0000 R CNN
F 1 "eSim_NPN" H 9700 4250 50  0000 R CNN
F 2 "" H 9950 4200 29  0000 C CNN
F 3 "" H 9750 4100 60  0000 C CNN
	1    9750 4100
	1    0    0    -1  
$EndComp
$Comp
L resistor R6
U 1 1 67AB3E99
P 9150 4250
F 0 "R6" H 9200 4380 50  0000 C CNN
F 1 "1k" H 9200 4200 50  0000 C CNN
F 2 "" H 9200 4230 30  0000 C CNN
F 3 "" V 9200 4300 30  0000 C CNN
	1    9150 4250
	0    1    1    0   
$EndComp
Wire Wire Line
	6650 3250 6650 4150
Wire Wire Line
	7250 3250 7250 4150
Wire Wire Line
	7800 3250 7800 4150
Wire Wire Line
	8300 3250 8300 4150
Wire Wire Line
	8700 3500 8700 3250
Wire Wire Line
	7050 3500 8900 3500
Wire Wire Line
	8200 3250 8200 3500
Connection ~ 8700 3500
Wire Wire Line
	7650 3250 7650 3500
Connection ~ 8200 3500
Wire Wire Line
	7050 3250 7050 3500
Connection ~ 7650 3500
Wire Wire Line
	9200 3700 9200 4150
Wire Wire Line
	6850 2950 6850 2800
Wire Wire Line
	6850 2800 8500 2800
Wire Wire Line
	7650 2500 7650 2950
Wire Wire Line
	7650 2950 7450 2950
Connection ~ 7650 2800
Wire Wire Line
	8000 2800 8000 2950
Wire Wire Line
	8500 2800 8500 2950
Connection ~ 8000 2800
Wire Wire Line
	9200 3300 9200 3000
Wire Wire Line
	9200 3000 9550 3000
Wire Wire Line
	9400 2500 9400 3000
Connection ~ 9400 3000
Wire Wire Line
	9850 2500 9850 2800
Wire Wire Line
	9850 3200 9850 3450
Wire Wire Line
	9850 3750 9850 3900
Wire Wire Line
	9550 4100 9200 4100
Connection ~ 9200 4100
Wire Wire Line
	9850 4300 9850 4600
Wire Wire Line
	6650 4450 6650 4600
Wire Wire Line
	6650 4600 10600 4600
Wire Wire Line
	9200 4450 9200 4600
Connection ~ 9200 4600
Wire Wire Line
	7250 4450 7250 4600
Connection ~ 7250 4600
Wire Wire Line
	7800 4450 7800 4600
Connection ~ 7800 4600
Wire Wire Line
	8300 4450 8300 4600
Connection ~ 8300 4600
Wire Wire Line
	7650 2200 7650 2150
Wire Wire Line
	7650 2150 10050 2150
Wire Wire Line
	9400 2200 9400 2150
Connection ~ 9400 2150
Wire Wire Line
	9850 2200 9850 2150
Connection ~ 9850 2150
$Comp
L eSim_GND #PWR2
U 1 1 67AB3E9A
P 8700 4700
F 0 "#PWR2" H 8700 4450 50  0001 C CNN
F 1 "eSim_GND" H 8700 4550 50  0000 C CNN
F 2 "" H 8700 4700 50  0001 C CNN
F 3 "" H 8700 4700 50  0001 C CNN
	1    8700 4700
	1    0    0    -1  
$EndComp
Connection ~ 8700 4600
Wire Wire Line
	8700 4600 8700 4700
Wire Wire Line
	9850 3800 10100 3800
Connection ~ 9850 3800
Wire Wire Line
	6650 3450 6400 3450
Connection ~ 6650 3450
Wire Wire Line
	7250 3650 6400 3650
Connection ~ 7250 3650
Wire Wire Line
	7800 3800 6400 3800
Connection ~ 7800 3800
Wire Wire Line
	8300 4000 6400 4000
Connection ~ 8300 4000
Connection ~ 9850 4600
$Comp
L PORT U1
U 7 1 67AB3FC2
P 6800 1350
F 0 "U1" H 6850 1450 30  0000 C CNN
F 1 "PORT" H 6800 1350 30  0000 C CNN
F 2 "" H 6800 1350 60  0000 C CNN
F 3 "" H 6800 1350 60  0000 C CNN
	7    6800 1350
	0    1    1    0   
$EndComp
$Comp
L PORT U1
U 8 1 67AB4038
P 10350 3800
F 0 "U1" H 10400 3900 30  0000 C CNN
F 1 "PORT" H 10350 3800 30  0000 C CNN
F 2 "" H 10350 3800 60  0000 C CNN
F 3 "" H 10350 3800 60  0000 C CNN
	8    10350 3800
	-1   0    0    1   
$EndComp
$Comp
L PORT U1
U 9 1 67AB410C
P 6150 3450
F 0 "U1" H 6200 3550 30  0000 C CNN
F 1 "PORT" H 6150 3450 30  0000 C CNN
F 2 "" H 6150 3450 60  0000 C CNN
F 3 "" H 6150 3450 60  0000 C CNN
	9    6150 3450
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 10 1 67AB41A1
P 6150 3650
F 0 "U1" H 6200 3750 30  0000 C CNN
F 1 "PORT" H 6150 3650 30  0000 C CNN
F 2 "" H 6150 3650 60  0000 C CNN
F 3 "" H 6150 3650 60  0000 C CNN
	10   6150 3650
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 11 1 67AB4221
P 10650 2200
F 0 "U1" H 10700 2300 30  0000 C CNN
F 1 "PORT" H 10650 2200 30  0000 C CNN
F 2 "" H 10650 2200 60  0000 C CNN
F 3 "" H 10650 2200 60  0000 C CNN
	11   10650 2200
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 12 1 67AB42A8
P 6150 3800
F 0 "U1" H 6200 3900 30  0000 C CNN
F 1 "PORT" H 6150 3800 30  0000 C CNN
F 2 "" H 6150 3800 60  0000 C CNN
F 3 "" H 6150 3800 60  0000 C CNN
	12   6150 3800
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 13 1 67AB432E
P 6150 4000
F 0 "U1" H 6200 4100 30  0000 C CNN
F 1 "PORT" H 6150 4000 30  0000 C CNN
F 2 "" H 6150 4000 60  0000 C CNN
F 3 "" H 6150 4000 60  0000 C CNN
	13   6150 4000
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 14 1 67AB43BD
P 5900 1350
F 0 "U1" H 5950 1450 30  0000 C CNN
F 1 "PORT" H 5900 1350 30  0000 C CNN
F 2 "" H 5900 1350 60  0000 C CNN
F 3 "" H 5900 1350 60  0000 C CNN
	14   5900 1350
	0    1    1    0   
$EndComp
$Comp
L PORT U1
U 1 1 67AB4449
P 1350 3500
F 0 "U1" H 1400 3600 30  0000 C CNN
F 1 "PORT" H 1350 3500 30  0000 C CNN
F 2 "" H 1350 3500 60  0000 C CNN
F 3 "" H 1350 3500 60  0000 C CNN
	1    1350 3500
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 2 1 67AB4503
P 1350 3700
F 0 "U1" H 1400 3800 30  0000 C CNN
F 1 "PORT" H 1350 3700 30  0000 C CNN
F 2 "" H 1350 3700 60  0000 C CNN
F 3 "" H 1350 3700 60  0000 C CNN
	2    1350 3700
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 3 1 67AB45ED
P 850 1700
F 0 "U1" H 900 1800 30  0000 C CNN
F 1 "PORT" H 850 1700 30  0000 C CNN
F 2 "" H 850 1700 60  0000 C CNN
F 3 "" H 850 1700 60  0000 C CNN
	3    850  1700
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 4 1 67AB4682
P 1350 3850
F 0 "U1" H 1400 3950 30  0000 C CNN
F 1 "PORT" H 1350 3850 30  0000 C CNN
F 2 "" H 1350 3850 60  0000 C CNN
F 3 "" H 1350 3850 60  0000 C CNN
	4    1350 3850
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 5 1 67AB4718
P 1350 4050
F 0 "U1" H 1400 4150 30  0000 C CNN
F 1 "PORT" H 1350 4050 30  0000 C CNN
F 2 "" H 1350 4050 60  0000 C CNN
F 3 "" H 1350 4050 60  0000 C CNN
	5    1350 4050
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 6 1 67AB47B5
P 5550 3850
F 0 "U1" H 5600 3950 30  0000 C CNN
F 1 "PORT" H 5550 3850 30  0000 C CNN
F 2 "" H 5550 3850 60  0000 C CNN
F 3 "" H 5550 3850 60  0000 C CNN
	6    5550 3850
	-1   0    0    1   
$EndComp
$Comp
L eSim_GND #PWR?
U 1 1 67AB8D01
P 10950 2250
F 0 "#PWR?" H 10950 2000 50  0001 C CNN
F 1 "eSim_GND" H 10950 2100 50  0000 C CNN
F 2 "" H 10950 2250 50  0001 C CNN
F 3 "" H 10950 2250 50  0001 C CNN
	1    10950 2250
	1    0    0    -1  
$EndComp
$Comp
L eSim_GND #PWR?
U 1 1 67AB8F6B
P 1150 1750
F 0 "#PWR?" H 1150 1500 50  0001 C CNN
F 1 "eSim_GND" H 1150 1600 50  0000 C CNN
F 2 "" H 1150 1750 50  0001 C CNN
F 3 "" H 1150 1750 50  0001 C CNN
	1    1150 1750
	1    0    0    -1  
$EndComp
Wire Wire Line
	10900 2200 10950 2200
Wire Wire Line
	10950 2200 10950 2250
Wire Wire Line
	1100 1700 1150 1700
Wire Wire Line
	1150 1700 1150 1750
Wire Wire Line
	5900 2200 5900 1600
Wire Wire Line
	10050 2150 10050 2000
Wire Wire Line
	10050 2000 5900 2000
Connection ~ 5900 2000
Wire Wire Line
	5900 4650 5900 2350
Wire Wire Line
	5900 2350 6800 2350
Wire Wire Line
	6800 2350 6800 1600
Wire Wire Line
	10600 4600 10600 2750
Wire Wire Line
	10600 2750 10250 2750
Wire Wire Line
	10250 2750 10250 1750
Wire Wire Line
	10250 1750 6800 1750
Connection ~ 6800 1750
$EndSCHEMATC