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:SN54HC164-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 d_and U4
U 1 1 68315AC2
P 1500 2900
F 0 "U4" H 1500 2900 60  0000 C CNN
F 1 "d_and" H 1550 3000 60  0000 C CNN
F 2 "" H 1500 2900 60  0000 C CNN
F 3 "" H 1500 2900 60  0000 C CNN
	1    1500 2900
	1    0    0    -1  
$EndComp
$Comp
L d_buffer U2
U 1 1 68315BC5
P 1450 3550
F 0 "U2" H 1450 3500 60  0000 C CNN
F 1 "d_buffer" H 1450 3600 60  0000 C CNN
F 2 "" H 1450 3550 60  0000 C CNN
F 3 "" H 1450 3550 60  0000 C CNN
	1    1450 3550
	1    0    0    -1  
$EndComp
Wire Wire Line
	4400 2950 4400 4000
Wire Wire Line
	2500 4000 8900 4000
Connection ~ 4400 4000
Wire Wire Line
	6950 5300 6950 6300
Wire Wire Line
	9100 6300 2400 6300
Wire Wire Line
	9100 5300 9100 6300
Connection ~ 6950 6300
Wire Wire Line
	10750 2550 10750 4650
Wire Wire Line
	10750 4650 2600 4650
Wire Wire Line
	2600 4650 2600 5200
$Comp
L PORT U1
U 2 1 68329827
P 600 2750
F 0 "U1" H 650 2850 30  0000 C CNN
F 1 "PORT" H 600 2750 30  0000 C CNN
F 2 "" H 600 2750 60  0000 C CNN
F 3 "" H 600 2750 60  0000 C CNN
	2    600  2750
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 1 1 683299FF
P 550 2950
F 0 "U1" H 600 3050 30  0000 C CNN
F 1 "PORT" H 550 2950 30  0000 C CNN
F 2 "" H 550 2950 60  0000 C CNN
F 3 "" H 550 2950 60  0000 C CNN
	1    550  2950
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 3 1 68329A7E
P 600 3550
F 0 "U1" H 650 3650 30  0000 C CNN
F 1 "PORT" H 600 3550 30  0000 C CNN
F 2 "" H 600 3550 60  0000 C CNN
F 3 "" H 600 3550 60  0000 C CNN
	3    600  3550
	1    0    0    -1  
$EndComp
$Comp
L PORT U1
U 5 1 6832B566
P 4350 2250
F 0 "U1" H 4400 2350 30  0000 C CNN
F 1 "PORT" H 4350 2250 30  0000 C CNN
F 2 "" H 4350 2250 60  0000 C CNN
F 3 "" H 4350 2250 60  0000 C CNN
	5    4350 2250
	0    1    1    0   
$EndComp
$Comp
L PORT U1
U 7 1 6832BB77
P 6450 2300
F 0 "U1" H 6500 2400 30  0000 C CNN
F 1 "PORT" H 6450 2300 30  0000 C CNN
F 2 "" H 6450 2300 60  0000 C CNN
F 3 "" H 6450 2300 60  0000 C CNN
	7    6450 2300
	0    1    1    0   
$EndComp
$Comp
L PORT U1
U 9 1 6832C2EC
P 8700 2150
F 0 "U1" H 8750 2250 30  0000 C CNN
F 1 "PORT" H 8700 2150 30  0000 C CNN
F 2 "" H 8700 2150 60  0000 C CNN
F 3 "" H 8700 2150 60  0000 C CNN
	9    8700 2150
	0    1    1    0   
$EndComp
$Comp
L PORT U1
U 11 1 6832C477
P 10750 2300
F 0 "U1" H 10800 2400 30  0000 C CNN
F 1 "PORT" H 10750 2300 30  0000 C CNN
F 2 "" H 10750 2300 60  0000 C CNN
F 3 "" H 10750 2300 60  0000 C CNN
	11   10750 2300
	0    1    1    0   
$EndComp
$Comp
L PORT U1
U 12 1 6832CD76
P 11000 5600
F 0 "U1" H 11050 5700 30  0000 C CNN
F 1 "PORT" H 11000 5600 30  0000 C CNN
F 2 "" H 11000 5600 60  0000 C CNN
F 3 "" H 11000 5600 60  0000 C CNN
	12   11000 5600
	0    -1   -1   0   
$EndComp
$Comp
L PORT U1
U 10 1 6832CDD5
P 9150 4900
F 0 "U1" H 9200 5000 30  0000 C CNN
F 1 "PORT" H 9150 4900 30  0000 C CNN
F 2 "" H 9150 4900 60  0000 C CNN
F 3 "" H 9150 4900 60  0000 C CNN
	10   9150 4900
	-1   0    0    1   
$EndComp
$Comp
L PORT U1
U 8 1 6832DA50
P 6900 4800
F 0 "U1" H 6950 4900 30  0000 C CNN
F 1 "PORT" H 6900 4800 30  0000 C CNN
F 2 "" H 6900 4800 60  0000 C CNN
F 3 "" H 6900 4800 60  0000 C CNN
	8    6900 4800
	-1   0    0    1   
$EndComp
$Comp
L PORT U1
U 6 1 6832E1B7
P 4450 4950
F 0 "U1" H 4500 5050 30  0000 C CNN
F 1 "PORT" H 4450 4950 30  0000 C CNN
F 2 "" H 4450 4950 60  0000 C CNN
F 3 "" H 4450 4950 60  0000 C CNN
	6    4450 4950
	-1   0    0    1   
$EndComp
Wire Wire Line
	850  2750 950  2750
Wire Wire Line
	950  2750 950  2800
Wire Wire Line
	950  2800 1050 2800
Wire Wire Line
	800  2950 950  2950
Wire Wire Line
	950  2950 950  2900
Wire Wire Line
	950  2900 1050 2900
Wire Wire Line
	850  3550 950  3550
Wire Wire Line
	10750 5200 11000 5200
Wire Wire Line
	11000 5200 11000 5350
Wire Wire Line
	6350 5200 7250 5200
Wire Wire Line
	4000 5200 4950 5200
$Comp
L dff_rst U7
U 1 1 6838654A
P 2600 4750
F 0 "U7" H 5450 6550 60  0000 C CNN
F 1 "dff_rst" H 5450 6750 60  0000 C CNN
F 2 "" H 5450 6700 60  0000 C CNN
F 3 "" H 5450 6700 60  0000 C CNN
	1    2600 4750
	1    0    0    -1  
$EndComp
$Comp
L dff_rst U3
U 1 1 683865A3
P 400 4750
F 0 "U3" H 3250 6550 60  0000 C CNN
F 1 "dff_rst" H 3250 6750 60  0000 C CNN
F 2 "" H 3250 6700 60  0000 C CNN
F 3 "" H 3250 6700 60  0000 C CNN
	1    400  4750
	1    0    0    -1  
$EndComp
$Comp
L dff_rst U9
U 1 1 68387904
P 4700 4750
F 0 "U9" H 7550 6550 60  0000 C CNN
F 1 "dff_rst" H 7550 6750 60  0000 C CNN
F 2 "" H 7550 6700 60  0000 C CNN
F 3 "" H 7550 6700 60  0000 C CNN
	1    4700 4750
	1    0    0    -1  
$EndComp
$Comp
L dff_rst U11
U 1 1 683879C9
P 6950 4750
F 0 "U11" H 9800 6550 60  0000 C CNN
F 1 "dff_rst" H 9800 6750 60  0000 C CNN
F 2 "" H 9800 6700 60  0000 C CNN
F 3 "" H 9800 6700 60  0000 C CNN
	1    6950 4750
	1    0    0    -1  
$EndComp
$Comp
L dff_rst U5
U 1 1 68388E0B
P 450 7100
F 0 "U5" H 3300 8900 60  0000 C CNN
F 1 "dff_rst" H 3300 9100 60  0000 C CNN
F 2 "" H 3300 9050 60  0000 C CNN
F 3 "" H 3300 9050 60  0000 C CNN
	1    450  7100
	1    0    0    -1  
$EndComp
$Comp
L dff_rst U8
U 1 1 6838983E
P 2800 7100
F 0 "U8" H 5650 8900 60  0000 C CNN
F 1 "dff_rst" H 5650 9100 60  0000 C CNN
F 2 "" H 5650 9050 60  0000 C CNN
F 3 "" H 5650 9050 60  0000 C CNN
	1    2800 7100
	1    0    0    -1  
$EndComp
$Comp
L dff_rst U10
U 1 1 683898F9
P 5100 7100
F 0 "U10" H 7950 8900 60  0000 C CNN
F 1 "dff_rst" H 7950 9100 60  0000 C CNN
F 2 "" H 7950 9050 60  0000 C CNN
F 3 "" H 7950 9050 60  0000 C CNN
	1    5100 7100
	1    0    0    -1  
$EndComp
$Comp
L dff_rst U12
U 1 1 68389980
P 7200 7100
F 0 "U12" H 10050 8900 60  0000 C CNN
F 1 "dff_rst" H 10050 9100 60  0000 C CNN
F 2 "" H 10050 9050 60  0000 C CNN
F 3 "" H 10050 9050 60  0000 C CNN
	1    7200 7100
	1    0    0    -1  
$EndComp
Wire Wire Line
	1950 2850 2550 2850
Wire Wire Line
	3950 2850 4750 2850
Wire Wire Line
	4350 2500 4350 2850
Connection ~ 4350 2850
Wire Wire Line
	6150 2850 6850 2850
Wire Wire Line
	8250 2850 9100 2850
Wire Wire Line
	6450 2550 6450 2850
Connection ~ 6450 2850
Wire Wire Line
	8700 2400 8700 2850
Connection ~ 8700 2850
Wire Wire Line
	10750 2850 10500 2850
Connection ~ 10750 2850
Wire Wire Line
	2500 3550 2500 4000
Wire Wire Line
	2100 3550 2500 3550
Wire Wire Line
	2550 2950 2300 2950
Wire Wire Line
	2300 2950 2300 3550
Connection ~ 2300 3550
Wire Wire Line
	4750 2950 4400 2950
Wire Wire Line
	6850 2950 6550 2950
Wire Wire Line
	6550 2950 6550 4000
Connection ~ 6550 4000
Wire Wire Line
	9100 2950 8900 2950
Wire Wire Line
	8900 2950 8900 4000
Connection ~ 2400 3550
Wire Wire Line
	2600 5300 2400 5300
Connection ~ 2400 5300
Wire Wire Line
	2400 6300 2400 3550
Wire Wire Line
	4950 5300 4750 5300
Wire Wire Line
	4750 5300 4750 6300
Connection ~ 4750 6300
Wire Wire Line
	4200 4950 4150 4950
Wire Wire Line
	4150 4950 4150 5200
Connection ~ 4150 5200
Wire Wire Line
	6650 4800 6550 4800
Wire Wire Line
	6550 4800 6550 5200
Connection ~ 6550 5200
Wire Wire Line
	8650 5200 9350 5200
Wire Wire Line
	8900 4900 8750 4900
Wire Wire Line
	8750 4900 8750 5200
Connection ~ 8750 5200
Wire Wire Line
	6950 5300 7250 5300
Wire Wire Line
	9100 5300 9350 5300
$Comp
L d_inverter U6
U 1 1 6839582C
P 1250 4400
F 0 "U6" H 1250 4300 60  0000 C CNN
F 1 "d_inverter" H 1250 4550 60  0000 C CNN
F 2 "" H 1300 4350 60  0000 C CNN
F 3 "" H 1300 4350 60  0000 C CNN
	1    1250 4400
	1    0    0    -1  
$EndComp
Wire Wire Line
	1550 4400 2550 4400
Wire Wire Line
	2550 4400 2550 3050
Wire Wire Line
	4750 3050 4050 3050
Wire Wire Line
	4050 3050 4050 4350
Wire Wire Line
	4050 4350 2550 4350
Connection ~ 2550 4350
Wire Wire Line
	6850 3050 6250 3050
Wire Wire Line
	6250 3050 6250 4250
Wire Wire Line
	4050 4250 8450 4250
Connection ~ 4050 4250
Wire Wire Line
	9100 3050 8450 3050
Wire Wire Line
	8450 3050 8450 4250
Connection ~ 6250 4250
Wire Wire Line
	2600 5400 1850 5400
Wire Wire Line
	1850 5400 1850 4400
Connection ~ 1850 4400
Wire Wire Line
	4950 5400 4100 5400
Wire Wire Line
	4100 5400 4100 5700
Wire Wire Line
	2250 5700 6500 5700
Wire Wire Line
	2250 5700 2250 5400
Connection ~ 2250 5400
Wire Wire Line
	7250 5400 6500 5400
Wire Wire Line
	6500 5400 6500 5750
Connection ~ 4100 5700
Wire Wire Line
	9350 5400 8700 5400
Wire Wire Line
	8700 5400 8700 5750
Wire Wire Line
	8700 5750 6500 5750
Connection ~ 6500 5700
$Comp
L PORT U1
U 4 1 6839C527
P 700 4400
F 0 "U1" H 750 4500 30  0000 C CNN
F 1 "PORT" H 700 4400 30  0000 C CNN
F 2 "" H 700 4400 60  0000 C CNN
F 3 "" H 700 4400 60  0000 C CNN
	4    700  4400
	1    0    0    -1  
$EndComp
$EndSCHEMATC