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 d_xnor U2
U 1 1 681F02AA
P 3650 1750
F 0 "U2" H 3650 1750 60  0000 C CNN
F 1 "d_xnor" H 3700 1850 47  0000 C CNN
F 2 "" H 3650 1750 60  0000 C CNN
F 3 "" H 3650 1750 60  0000 C CNN
	1    3650 1750
	1    0    0    -1  
$EndComp
$Comp
L d_xnor U3
U 1 1 681F02FB
P 3650 2200
F 0 "U3" H 3650 2200 60  0000 C CNN
F 1 "d_xnor" H 3700 2300 47  0000 C CNN
F 2 "" H 3650 2200 60  0000 C CNN
F 3 "" H 3650 2200 60  0000 C CNN
	1    3650 2200
	1    0    0    -1  
$EndComp
$Comp
L d_xnor U8
U 1 1 681F032F
P 3700 2750
F 0 "U8" H 3700 2750 60  0000 C CNN
F 1 "d_xnor" H 3750 2850 47  0000 C CNN
F 2 "" H 3700 2750 60  0000 C CNN
F 3 "" H 3700 2750 60  0000 C CNN
	1    3700 2750
	1    0    0    -1  
$EndComp
$Comp
L d_xnor U9
U 1 1 681F0335
P 3700 3200
F 0 "U9" H 3700 3200 60  0000 C CNN
F 1 "d_xnor" H 3750 3300 47  0000 C CNN
F 2 "" H 3700 3200 60  0000 C CNN
F 3 "" H 3700 3200 60  0000 C CNN
	1    3700 3200
	1    0    0    -1  
$EndComp
$Comp
L d_xnor U4
U 1 1 681F03BF
P 3650 3700
F 0 "U4" H 3650 3700 60  0000 C CNN
F 1 "d_xnor" H 3700 3800 47  0000 C CNN
F 2 "" H 3650 3700 60  0000 C CNN
F 3 "" H 3650 3700 60  0000 C CNN
	1    3650 3700
	1    0    0    -1  
$EndComp
$Comp
L d_xnor U5
U 1 1 681F03C5
P 3650 4150
F 0 "U5" H 3650 4150 60  0000 C CNN
F 1 "d_xnor" H 3700 4250 47  0000 C CNN
F 2 "" H 3650 4150 60  0000 C CNN
F 3 "" H 3650 4150 60  0000 C CNN
	1    3650 4150
	1    0    0    -1  
$EndComp
$Comp
L d_xnor U10
U 1 1 681F03CB
P 3700 4700
F 0 "U10" H 3700 4700 60  0000 C CNN
F 1 "d_xnor" H 3750 4800 47  0000 C CNN
F 2 "" H 3700 4700 60  0000 C CNN
F 3 "" H 3700 4700 60  0000 C CNN
	1    3700 4700
	1    0    0    -1  
$EndComp
$Comp
L d_xnor U11
U 1 1 681F03D1
P 3700 5150
F 0 "U11" H 3700 5150 60  0000 C CNN
F 1 "d_xnor" H 3750 5250 47  0000 C CNN
F 2 "" H 3700 5150 60  0000 C CNN
F 3 "" H 3700 5150 60  0000 C CNN
	1    3700 5150
	1    0    0    -1  
$EndComp
$Comp
L d_xnor U6
U 1 1 681F051F
P 3650 5650
F 0 "U6" H 3650 5650 60  0000 C CNN
F 1 "d_xnor" H 3700 5750 47  0000 C CNN
F 2 "" H 3650 5650 60  0000 C CNN
F 3 "" H 3650 5650 60  0000 C CNN
	1    3650 5650
	1    0    0    -1  
$EndComp
$Comp
L d_xnor U7
U 1 1 681F0525
P 3650 6100
F 0 "U7" H 3650 6100 60  0000 C CNN
F 1 "d_xnor" H 3700 6200 47  0000 C CNN
F 2 "" H 3650 6100 60  0000 C CNN
F 3 "" H 3650 6100 60  0000 C CNN
	1    3650 6100
	1    0    0    -1  
$EndComp
$Comp
L 4_and X1
U 1 1 681F0816
P 5650 3100
F 0 "X1" H 5700 3050 60  0000 C CNN
F 1 "4_and" H 5750 3200 60  0000 C CNN
F 2 "" H 5650 3100 60  0000 C CNN
F 3 "" H 5650 3100 60  0000 C CNN
	1    5650 3100
	1    0    0    -1  
$EndComp
$Comp
L 4_and X2
U 1 1 681F0881
P 5650 4000
F 0 "X2" H 5700 3950 60  0000 C CNN
F 1 "4_and" H 5750 4100 60  0000 C CNN
F 2 "" H 5650 4000 60  0000 C CNN
F 3 "" H 5650 4000 60  0000 C CNN
	1    5650 4000
	1    0    0    -1  
$EndComp
$Comp
L d_and U12
U 1 1 681F08CC
P 5650 5000
F 0 "U12" H 5650 5000 60  0000 C CNN
F 1 "d_and" H 5700 5100 60  0000 C CNN
F 2 "" H 5650 5000 60  0000 C CNN
F 3 "" H 5650 5000 60  0000 C CNN
	1    5650 5000
	1    0    0    -1  
$EndComp
$Comp
L 3_and X3
U 1 1 681F0976
P 7350 4000
F 0 "X3" H 7450 3950 60  0000 C CNN
F 1 "3_and" H 7500 4150 60  0000 C CNN
F 2 "" H 7350 4000 60  0000 C CNN
F 3 "" H 7350 4000 60  0000 C CNN
	1    7350 4000
	1    0    0    -1  
$EndComp
$Comp
L d_buffer U14
U 1 1 681F09A7
P 9100 3850
F 0 "U14" H 9100 3800 60  0000 C CNN
F 1 "d_buffer" H 9100 3900 60  0000 C CNN
F 2 "" H 9100 3850 60  0000 C CNN
F 3 "" H 9100 3850 60  0000 C CNN
	1    9100 3850
	1    0    0    -1  
$EndComp
$Comp
L d_inverter U13
U 1 1 681F09FC
P 8900 3450
F 0 "U13" H 8900 3350 60  0000 C CNN
F 1 "d_inverter" H 8900 3600 60  0000 C CNN
F 2 "" H 8950 3400 60  0000 C CNN
F 3 "" H 8950 3400 60  0000 C CNN
	1    8900 3450
	1    0    0    -1  
$EndComp
Wire Wire Line
	4100 1700 5250 1700
Wire Wire Line
	5250 1700 5250 2950
Wire Wire Line
	4100 2150 5000 2150
Wire Wire Line
	5000 2150 5000 3050
Wire Wire Line
	5000 3050 5250 3050
Wire Wire Line
	4150 2700 4800 2700
Wire Wire Line
	4800 2700 4800 3150
Wire Wire Line
	4800 3150 5250 3150
Wire Wire Line
	4150 3150 4650 3150
Wire Wire Line
	4650 3150 4650 3300
Wire Wire Line
	4650 3300 5250 3300
Wire Wire Line
	5250 3300 5250 3250
Wire Wire Line
	4100 3650 5250 3650
Wire Wire Line
	5250 3650 5250 3850
Wire Wire Line
	4100 4100 4100 3950
Wire Wire Line
	4100 3950 5250 3950
Wire Wire Line
	4150 4650 4150 4050
Wire Wire Line
	4150 4050 5250 4050
Wire Wire Line
	4150 5100 4750 5100
Wire Wire Line
	4750 5100 4750 4150
Wire Wire Line
	4750 4150 5250 4150
Wire Wire Line
	4100 5600 5050 5600
Wire Wire Line
	5050 5600 5050 4900
Wire Wire Line
	5050 4900 5200 4900
Wire Wire Line
	4100 6050 5200 6050
Wire Wire Line
	5200 6050 5200 5000
Wire Wire Line
	6100 4950 7000 4950
Wire Wire Line
	7000 4950 7000 4050
Wire Wire Line
	6150 4000 7000 4000
Wire Wire Line
	7000 4000 7000 3950
Wire Wire Line
	6150 3100 7000 3100
Wire Wire Line
	7000 3100 7000 3850
Wire Wire Line
	8600 3950 7850 3950
Wire Wire Line
	8600 3450 8600 3950
Connection ~ 8600 3850
$Comp
L PORT U1
U 20 1 681F13CD
P 2950 1650
F 0 "U1" H 3000 1750 30  0000 C CNN
F 1 "PORT" H 2950 1650 30  0000 C CNN
F 2 "" H 2950 1650 60  0000 C CNN
F 3 "" H 2950 1650 60  0000 C CNN
	20   2950 1650
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 7 1 681F14F6
P 2950 4050
F 0 "U1" H 3000 4150 30  0000 C CNN
F 1 "PORT" H 2950 4050 30  0000 C CNN
F 2 "" H 2950 4050 60  0000 C CNN
F 3 "" H 2950 4050 60  0000 C CNN
	7    2950 4050
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 14 1 681F153F
P 2950 5550
F 0 "U1" H 3000 5650 30  0000 C CNN
F 1 "PORT" H 2950 5550 30  0000 C CNN
F 2 "" H 2950 5550 60  0000 C CNN
F 3 "" H 2950 5550 60  0000 C CNN
	14   2950 5550
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 18 1 681F1592
P 9750 4100
F 0 "U1" H 9800 4200 30  0000 C CNN
F 1 "PORT" H 9750 4100 30  0000 C CNN
F 2 "" H 9750 4100 60  0000 C CNN
F 3 "" H 9750 4100 60  0000 C CNN
	18   9750 4100
	0    -1   -1   0   
$EndComp
$Comp
L PORT U1
U 10 1 681F15EF
P 3000 4700
F 0 "U1" H 3050 4800 30  0000 C CNN
F 1 "PORT" H 3000 4700 30  0000 C CNN
F 2 "" H 3000 4700 60  0000 C CNN
F 3 "" H 3000 4700 60  0000 C CNN
	10   3000 4700
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 11 1 681F1642
P 3000 5050
F 0 "U1" H 3050 5150 30  0000 C CNN
F 1 "PORT" H 3000 5050 30  0000 C CNN
F 2 "" H 3000 5050 60  0000 C CNN
F 3 "" H 3000 5050 60  0000 C CNN
	11   3000 5050
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 12 1 681F17E7
P 4800 7100
F 0 "U1" H 4850 7200 30  0000 C CNN
F 1 "PORT" H 4800 7100 30  0000 C CNN
F 2 "" H 4800 7100 60  0000 C CNN
F 3 "" H 4800 7100 60  0000 C CNN
	12   4800 7100
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 22 1 681F1836
P 2950 2100
F 0 "U1" H 3000 2200 30  0000 C CNN
F 1 "PORT" H 2950 2100 30  0000 C CNN
F 2 "" H 2950 2100 60  0000 C CNN
F 3 "" H 2950 2100 60  0000 C CNN
	22   2950 2100
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 3 1 681F1881
P 3000 3100
F 0 "U1" H 3050 3200 30  0000 C CNN
F 1 "PORT" H 3000 3100 30  0000 C CNN
F 2 "" H 3000 3100 60  0000 C CNN
F 3 "" H 3000 3100 60  0000 C CNN
	3    3000 3100
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 1 1 681F18D4
P 3000 2650
F 0 "U1" H 3050 2750 30  0000 C CNN
F 1 "PORT" H 3000 2650 30  0000 C CNN
F 2 "" H 3000 2650 60  0000 C CNN
F 3 "" H 3000 2650 60  0000 C CNN
	1    3000 2650
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 2 1 681F1927
P 3000 2750
F 0 "U1" H 3050 2850 30  0000 C CNN
F 1 "PORT" H 3000 2750 30  0000 C CNN
F 2 "" H 3000 2750 60  0000 C CNN
F 3 "" H 3000 2750 60  0000 C CNN
	2    3000 2750
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 17 1 681F1978
P 2950 6100
F 0 "U1" H 3000 6200 30  0000 C CNN
F 1 "PORT" H 2950 6100 30  0000 C CNN
F 2 "" H 2950 6100 60  0000 C CNN
F 3 "" H 2950 6100 60  0000 C CNN
	17   2950 6100
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 16 1 681F1A93
P 2950 6000
F 0 "U1" H 3000 6100 30  0000 C CNN
F 1 "PORT" H 2950 6000 30  0000 C CNN
F 2 "" H 2950 6000 60  0000 C CNN
F 3 "" H 2950 6000 60  0000 C CNN
	16   2950 6000
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 21 1 681F1AF0
P 2950 1750
F 0 "U1" H 3000 1850 30  0000 C CNN
F 1 "PORT" H 2950 1750 30  0000 C CNN
F 2 "" H 2950 1750 60  0000 C CNN
F 3 "" H 2950 1750 60  0000 C CNN
	21   2950 1750
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 6 1 681F1B49
P 2950 3700
F 0 "U1" H 3000 3800 30  0000 C CNN
F 1 "PORT" H 2950 3700 30  0000 C CNN
F 2 "" H 2950 3700 60  0000 C CNN
F 3 "" H 2950 3700 60  0000 C CNN
	6    2950 3700
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 24 1 681F1BA6
P 3800 7100
F 0 "U1" H 3850 7200 30  0000 C CNN
F 1 "PORT" H 3800 7100 30  0000 C CNN
F 2 "" H 3800 7100 60  0000 C CNN
F 3 "" H 3800 7100 60  0000 C CNN
	24   3800 7100
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 9 1 681F1C5F
P 3000 4600
F 0 "U1" H 3050 4700 30  0000 C CNN
F 1 "PORT" H 3000 4600 30  0000 C CNN
F 2 "" H 3000 4600 60  0000 C CNN
F 3 "" H 3000 4600 60  0000 C CNN
	9    3000 4600
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 19 1 681F1CC8
P 9500 3700
F 0 "U1" H 9550 3800 30  0000 C CNN
F 1 "PORT" H 9500 3700 30  0000 C CNN
F 2 "" H 9500 3700 60  0000 C CNN
F 3 "" H 9500 3700 60  0000 C CNN
	19   9500 3700
	0    -1   -1   0   
$EndComp
$Comp
L PORT U1
U 4 1 681F1D41
P 3000 3200
F 0 "U1" H 3050 3300 30  0000 C CNN
F 1 "PORT" H 3000 3200 30  0000 C CNN
F 2 "" H 3000 3200 60  0000 C CNN
F 3 "" H 3000 3200 60  0000 C CNN
	4    3000 3200
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 13 1 681F1DB2
P 3000 5150
F 0 "U1" H 3050 5250 30  0000 C CNN
F 1 "PORT" H 3000 5150 30  0000 C CNN
F 2 "" H 3000 5150 60  0000 C CNN
F 3 "" H 3000 5150 60  0000 C CNN
	13   3000 5150
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 15 1 681F1E33
P 2950 5650
F 0 "U1" H 3000 5750 30  0000 C CNN
F 1 "PORT" H 2950 5650 30  0000 C CNN
F 2 "" H 2950 5650 60  0000 C CNN
F 3 "" H 2950 5650 60  0000 C CNN
	15   2950 5650
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 8 1 681F1EBA
P 2950 4150
F 0 "U1" H 3000 4250 30  0000 C CNN
F 1 "PORT" H 2950 4150 30  0000 C CNN
F 2 "" H 2950 4150 60  0000 C CNN
F 3 "" H 2950 4150 60  0000 C CNN
	8    2950 4150
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 5 1 681F1F41
P 2950 3600
F 0 "U1" H 3000 3700 30  0000 C CNN
F 1 "PORT" H 2950 3600 30  0000 C CNN
F 2 "" H 2950 3600 60  0000 C CNN
F 3 "" H 2950 3600 60  0000 C CNN
	5    2950 3600
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 23 1 681F1FD6
P 2950 2200
F 0 "U1" H 3000 2300 30  0000 C CNN
F 1 "PORT" H 2950 2200 30  0000 C CNN
F 2 "" H 2950 2200 60  0000 C CNN
F 3 "" H 2950 2200 60  0000 C CNN
	23   2950 2200
	1    0    0    -1  
$EndComp
Wire Wire Line
	9500 3450 9200 3450
NoConn ~ 4300 7200
NoConn ~ 5400 7150
Wire Wire Line
	4050 7100 4300 7100
Wire Wire Line
	4300 7100 4300 7200
Wire Wire Line
	5050 7100 5400 7100
Wire Wire Line
	5400 7100 5400 7150
$EndSCHEMATC