64kram.sch

EESchema Schematic File Version 4
LIBS:64kram-cache
EELAYER 26 0
EELAYER END
$Descr A3 16535 11693
encoding utf-8
Sheet 1 1
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L 74xx:74LS138 U6
U 1 1 604184F8
P 3250 8600
F 0 "U6" H 3000 9150 50  0000 C CNN
F 1 "74LS138" H 3100 9050 50  0000 C CNN
F 2 "Package_DIP:DIP-16_W7.62mm" H 3250 8600 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS138" H 3250 8600 50  0001 C CNN
	1    3250 8600
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS74 U7
U 1 1 60418DDE
P 4900 9250
F 0 "U7" H 4900 9728 50  0000 C CNN
F 1 "74LS74" H 4900 9637 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 4900 9250 50  0001 C CNN
F 3 "74xx/74hc_hct74.pdf" H 4900 9250 50  0001 C CNN
	1    4900 9250
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS74 U7
U 2 1 60418F95
P 4900 8200
F 0 "U7" H 4900 8678 50  0000 C CNN
F 1 "74LS74" H 4900 8587 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 4900 8200 50  0001 C CNN
F 3 "74xx/74hc_hct74.pdf" H 4900 8200 50  0001 C CNN
	2    4900 8200
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS74 U7
U 3 1 6041901E
P 12300 9100
F 0 "U7" H 12530 9146 50  0000 L CNN
F 1 "74LS74" H 12530 9055 50  0000 L CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 12300 9100 50  0001 C CNN
F 3 "74xx/74hc_hct74.pdf" H 12300 9100 50  0001 C CNN
	3    12300 9100
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS04 U11
U 1 1 6041946D
P 4450 1850
F 0 "U11" H 4450 2167 50  0000 C CNN
F 1 "74LS04" H 4450 2076 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 4450 1850 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 4450 1850 50  0001 C CNN
	1    4450 1850
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS04 U11
U 2 1 60419509
P 5350 1850
F 0 "U11" H 5350 2167 50  0000 C CNN
F 1 "74LS04" H 5350 2076 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 5350 1850 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 5350 1850 50  0001 C CNN
	2    5350 1850
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS04 U11
U 7 1 604199AF
P 15500 9150
F 0 "U11" H 15730 9196 50  0000 L CNN
F 1 "74LS04" H 15730 9105 50  0000 L CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 15500 9150 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 15500 9150 50  0001 C CNN
	7    15500 9150
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS00 U9
U 5 1 60419EF7
P 13900 9150
F 0 "U9" H 14130 9196 50  0000 L CNN
F 1 "74LS00" H 14130 9105 50  0000 L CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 13900 9150 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 13900 9150 50  0001 C CNN
	5    13900 9150
	1    0    0    -1  
$EndComp
Text GLabel 2250 2700 0    50   Output ~ 0
AB0
Text GLabel 2950 2700 2    50   Output ~ 0
AB1
Text GLabel 2250 2600 0    50   Output ~ 0
AB2
Text GLabel 2950 2600 2    50   Output ~ 0
AB3
Text GLabel 2250 2500 0    50   Output ~ 0
AB4
Text GLabel 2950 2500 2    50   Output ~ 0
AB5
Text GLabel 2250 2400 0    50   Output ~ 0
AB6
Text GLabel 2950 2400 2    50   Output ~ 0
AB7
Text GLabel 2250 2200 0    50   Output ~ 0
AB8
Text GLabel 2950 2200 2    50   Output ~ 0
AB9
Text GLabel 2250 2100 0    50   Output ~ 0
AB10
Text GLabel 2950 2100 2    50   Output ~ 0
AB11
Text GLabel 2250 2000 0    50   Output ~ 0
AB12
Text GLabel 2950 2000 2    50   Output ~ 0
AB13
Text GLabel 2250 1900 0    50   Output ~ 0
AB14
Text GLabel 2950 1900 2    50   Output ~ 0
AB15
Text GLabel 2950 1500 2    50   BiDi ~ 0
DB0
Text GLabel 2250 1500 0    50   BiDi ~ 0
DB1
Text GLabel 2950 1400 2    50   BiDi ~ 0
DB2
Text GLabel 2250 1400 0    50   BiDi ~ 0
DB3
Text GLabel 2950 1300 2    50   BiDi ~ 0
DB4
Text GLabel 2250 1300 0    50   BiDi ~ 0
DB5
Text GLabel 2950 1200 2    50   BiDi ~ 0
DB6
Text GLabel 2250 1200 0    50   BiDi ~ 0
DB7
$Comp
L power:GND #PWR040
U 1 1 6041B2FE
P 13100 9600
F 0 "#PWR040" H 13100 9350 50  0001 C CNN
F 1 "GND" H 13105 9427 50  0000 C CNN
F 2 "" H 13100 9600 50  0001 C CNN
F 3 "" H 13100 9600 50  0001 C CNN
	1    13100 9600
	1    0    0    -1  
$EndComp
Wire Wire Line
	2250 2700 2350 2700
Wire Wire Line
	2850 2700 2950 2700
Wire Wire Line
	2250 2600 2350 2600
Wire Wire Line
	2250 2500 2350 2500
Wire Wire Line
	2250 2400 2350 2400
Wire Wire Line
	2950 2400 2850 2400
Wire Wire Line
	2850 2500 2950 2500
Wire Wire Line
	2850 2600 2950 2600
Wire Wire Line
	2850 2200 2950 2200
Wire Wire Line
	2950 2100 2850 2100
Wire Wire Line
	2850 2000 2950 2000
Wire Wire Line
	2850 1900 2950 1900
Wire Wire Line
	2250 1900 2350 1900
Wire Wire Line
	2250 2000 2350 2000
Wire Wire Line
	2250 2100 2350 2100
Wire Wire Line
	2250 2200 2350 2200
Wire Wire Line
	2250 1200 2350 1200
Wire Wire Line
	2250 1300 2350 1300
Wire Wire Line
	2250 1400 2350 1400
Wire Wire Line
	2250 1500 2350 1500
Wire Wire Line
	2850 1200 2950 1200
Wire Wire Line
	2850 1300 2950 1300
Wire Wire Line
	2850 1400 2950 1400
Wire Wire Line
	2850 1500 2950 1500
$Comp
L power:GND #PWR09
U 1 1 6042308D
P 2350 900
F 0 "#PWR09" H 2350 650 50  0001 C CNN
F 1 "GND" V 2355 772 50  0000 R CNN
F 2 "" H 2350 900 50  0001 C CNN
F 3 "" H 2350 900 50  0001 C CNN
	1    2350 900 
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR010
U 1 1 60423C4F
P 2350 1000
F 0 "#PWR010" H 2350 750 50  0001 C CNN
F 1 "GND" V 2355 872 50  0000 R CNN
F 2 "" H 2350 1000 50  0001 C CNN
F 3 "" H 2350 1000 50  0001 C CNN
	1    2350 1000
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR013
U 1 1 60423C8E
P 2850 900
F 0 "#PWR013" H 2850 650 50  0001 C CNN
F 1 "GND" V 2855 772 50  0000 R CNN
F 2 "" H 2850 900 50  0001 C CNN
F 3 "" H 2850 900 50  0001 C CNN
	1    2850 900 
	0    -1   -1   0   
$EndComp
$Comp
L power:GND #PWR014
U 1 1 60424D78
P 2850 1000
F 0 "#PWR014" H 2850 750 50  0001 C CNN
F 1 "GND" V 2855 872 50  0000 R CNN
F 2 "" H 2850 1000 50  0001 C CNN
F 3 "" H 2850 1000 50  0001 C CNN
	1    2850 1000
	0    -1   -1   0   
$EndComp
$Comp
L power:+5V #PWR015
U 1 1 60424E6D
P 1650 3050
F 0 "#PWR015" H 1650 2900 50  0001 C CNN
F 1 "+5V" V 1665 3178 50  0000 L CNN
F 2 "" H 1650 3050 50  0001 C CNN
F 3 "" H 1650 3050 50  0001 C CNN
	1    1650 3050
	0    1    1    0   
$EndComp
$Comp
L power:+5V #PWR011
U 1 1 60425A15
P 2350 3700
F 0 "#PWR011" H 2350 3550 50  0001 C CNN
F 1 "+5V" V 2365 3828 50  0000 L CNN
F 2 "" H 2350 3700 50  0001 C CNN
F 3 "" H 2350 3700 50  0001 C CNN
	1    2350 3700
	0    -1   -1   0   
$EndComp
Text GLabel 2250 1600 0    50   Output ~ 0
_WR
Text GLabel 2250 3300 0    50   Output ~ 0
_RFSH
Text GLabel 2250 1700 0    50   Output ~ 0
_MREQ
Text GLabel 2250 3400 0    50   Output ~ 0
_M1
Text GLabel 1750 2550 2    50   Output ~ 0
IORQ
Text GLabel 2250 2800 0    50   Output ~ 0
_RESET
Text GLabel 2950 1600 2    50   Output ~ 0
_RD
Text GLabel 2950 1700 2    50   Output ~ 0
_ROMDI
Wire Wire Line
	2250 1600 2350 1600
Wire Wire Line
	2250 1700 2350 1700
Wire Wire Line
	2850 1700 2950 1700
Wire Wire Line
	2850 1600 2950 1600
Wire Wire Line
	2250 2800 2350 2800
Wire Wire Line
	2250 3300 2350 3300
Wire Wire Line
	2250 3400 2350 3400
Wire Wire Line
	1650 2550 1750 2550
NoConn ~ 2350 3500
NoConn ~ 2350 3600
NoConn ~ 2850 3600
NoConn ~ 2850 3500
NoConn ~ 2850 3400
NoConn ~ 2350 3200
NoConn ~ 2350 3100
NoConn ~ 2350 3000
NoConn ~ 2350 2900
NoConn ~ 2850 2800
NoConn ~ 2850 2900
NoConn ~ 2850 3000
NoConn ~ 2850 3100
NoConn ~ 2350 1800
NoConn ~ 2850 1800
NoConn ~ 2350 1100
NoConn ~ 2850 1100
$Comp
L 74xx:74LS257 U3
U 1 1 6043A798
P 7750 1550
F 0 "U3" H 7400 2450 50  0000 C CNN
F 1 "74LS257" H 7500 2350 50  0000 C CNN
F 2 "Package_DIP:DIP-16_W7.62mm" H 7750 1550 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS257" H 7750 1550 50  0001 C CNN
	1    7750 1550
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS257 U4
U 1 1 6043A8EC
P 6550 3150
F 0 "U4" H 6200 4050 50  0000 C CNN
F 1 "74LS257" H 6300 3950 50  0000 C CNN
F 2 "Package_DIP:DIP-16_W7.62mm" H 6550 3150 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS257" H 6550 3150 50  0001 C CNN
	1    6550 3150
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS253 U5
U 1 1 6043AB02
P 4900 4550
F 0 "U5" H 4450 5550 50  0000 C CNN
F 1 "74LS253" H 4600 5450 50  0000 C CNN
F 2 "Package_DIP:DIP-16_W7.62mm" H 4900 4550 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS253" H 4900 4550 50  0001 C CNN
	1    4900 4550
	1    0    0    -1  
$EndComp
$Comp
L power:+5V #PWR037
U 1 1 60429D6B
P 15000 7450
F 0 "#PWR037" H 15000 7300 50  0001 C CNN
F 1 "+5V" H 15015 7623 50  0000 C CNN
F 2 "" H 15000 7450 50  0001 C CNN
F 3 "" H 15000 7450 50  0001 C CNN
	1    15000 7450
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR038
U 1 1 6042A000
P 15000 8050
F 0 "#PWR038" H 15000 7800 50  0001 C CNN
F 1 "GND" H 15005 7877 50  0000 C CNN
F 2 "" H 15000 8050 50  0001 C CNN
F 3 "" H 15000 8050 50  0001 C CNN
	1    15000 8050
	1    0    0    -1  
$EndComp
$Comp
L U_Serie:U2164 U13
U 1 1 6042AD3A
P 9900 1900
F 0 "U13" V 9800 2150 50  0001 C CNN
F 1 "U2164" H 9900 1300 50  0001 C CNN
F 2 "Package_DIP:DIP-16_W7.62mm" H 9900 1200 50  0001 C CNN
F 3 "" H 9700 2000 50  0001 C CNN
	1    9900 1900
	1    0    0    -1  
$EndComp
$Comp
L U_Serie:U2164 U20
U 2 1 6042ADAE
P 15000 7750
F 0 "U20" V 14900 8000 50  0001 C CNN
F 1 "U2164" H 15000 7150 50  0001 C CNN
F 2 "Package_DIP:DIP-16_W7.62mm" H 15000 7050 50  0001 C CNN
F 3 "" H 14800 7850 50  0001 C CNN
	2    15000 7750
	1    0    0    -1  
$EndComp
Text GLabel 13850 1550 0    50   BiDi ~ 0
DB1
Text GLabel 13850 1650 0    50   BiDi ~ 0
DB3
Text GLabel 13850 2800 0    50   BiDi ~ 0
DB5
Text GLabel 13850 2900 0    50   BiDi ~ 0
DB7
Text GLabel 13850 2700 0    50   BiDi ~ 0
DB4
Text GLabel 13850 1450 0    50   BiDi ~ 0
DB0
Text GLabel 13850 1750 0    50   BiDi ~ 0
DB2
Text GLabel 13850 3000 0    50   BiDi ~ 0
DB6
Text Label 9450 1400 2    50   ~ 0
A0_8
Text Label 9450 1500 2    50   ~ 0
A1_9
Text Label 9450 1600 2    50   ~ 0
A2_10
Text Label 9450 1700 2    50   ~ 0
A3_11
Text Label 9450 1800 2    50   ~ 0
A4_12
Text Label 9450 1900 2    50   ~ 0
A5_13
Text Label 9450 2000 2    50   ~ 0
A6_14
Text Label 9450 2100 2    50   ~ 0
A7_15
Text Label 9450 2200 2    50   ~ 0
RAS
Text Label 9450 2300 2    50   ~ 0
CAS
Text Label 9450 2400 2    50   ~ 0
WE
$Comp
L U_Serie:U2164 U14
U 1 1 6044AB56
P 9900 3100
F 0 "U14" V 9800 3350 50  0001 C CNN
F 1 "U2164" H 9900 2500 50  0001 C CNN
F 2 "Package_DIP:DIP-16_W7.62mm" H 9900 2400 50  0001 C CNN
F 3 "" H 9700 3200 50  0001 C CNN
	1    9900 3100
	1    0    0    -1  
$EndComp
Text Label 9450 2600 2    50   ~ 0
A0_8
Text Label 9450 2700 2    50   ~ 0
A1_9
Text Label 9450 2800 2    50   ~ 0
A2_10
Text Label 9450 2900 2    50   ~ 0
A3_11
Text Label 9450 3000 2    50   ~ 0
A4_12
Text Label 9450 3100 2    50   ~ 0
A5_13
Text Label 9450 3200 2    50   ~ 0
A6_14
Text Label 9450 3300 2    50   ~ 0
A7_15
Text Label 9450 3400 2    50   ~ 0
RAS
Text Label 9450 3500 2    50   ~ 0
CAS
Text Label 9450 3600 2    50   ~ 0
WE
$Comp
L U_Serie:U2164 U15
U 1 1 6044B4C9
P 9900 4350
F 0 "U15" V 9800 4600 50  0001 C CNN
F 1 "U2164" H 9900 3750 50  0001 C CNN
F 2 "Package_DIP:DIP-16_W7.62mm" H 9900 3650 50  0001 C CNN
F 3 "" H 9700 4450 50  0001 C CNN
	1    9900 4350
	1    0    0    -1  
$EndComp
Text Label 9450 3850 2    50   ~ 0
A0_8
Text Label 9450 3950 2    50   ~ 0
A1_9
Text Label 9450 4050 2    50   ~ 0
A2_10
Text Label 9450 4150 2    50   ~ 0
A3_11
Text Label 9450 4250 2    50   ~ 0
A4_12
Text Label 9450 4350 2    50   ~ 0
A5_13
Text Label 9450 4450 2    50   ~ 0
A6_14
Text Label 9450 4550 2    50   ~ 0
A7_15
Text Label 9450 4650 2    50   ~ 0
RAS
Text Label 9450 4750 2    50   ~ 0
CAS
Text Label 9450 4850 2    50   ~ 0
WE
$Comp
L U_Serie:U2164 U16
U 1 1 6044B4DA
P 9900 5550
F 0 "U16" V 9800 5800 50  0001 C CNN
F 1 "U2164" H 9900 4950 50  0001 C CNN
F 2 "Package_DIP:DIP-16_W7.62mm" H 9900 4850 50  0001 C CNN
F 3 "" H 9700 5650 50  0001 C CNN
	1    9900 5550
	1    0    0    -1  
$EndComp
Text Label 9450 5050 2    50   ~ 0
A0_8
Text Label 9450 5150 2    50   ~ 0
A1_9
Text Label 9450 5250 2    50   ~ 0
A2_10
Text Label 9450 5350 2    50   ~ 0
A3_11
Text Label 9450 5450 2    50   ~ 0
A4_12
Text Label 9450 5550 2    50   ~ 0
A5_13
Text Label 9450 5650 2    50   ~ 0
A6_14
Text Label 9450 5750 2    50   ~ 0
A7_15
Text Label 9450 5850 2    50   ~ 0
RAS
Text Label 9450 5950 2    50   ~ 0
CAS
Text Label 9450 6050 2    50   ~ 0
WE
$Comp
L U_Serie:U2164 U17
U 1 1 6044BE4D
P 12000 1900
F 0 "U17" V 11900 2150 50  0001 C CNN
F 1 "U2164" H 12000 1300 50  0001 C CNN
F 2 "Package_DIP:DIP-16_W7.62mm" H 12000 1200 50  0001 C CNN
F 3 "" H 11800 2000 50  0001 C CNN
	1    12000 1900
	1    0    0    -1  
$EndComp
Text Label 11550 1400 2    50   ~ 0
A0_8
Text Label 11550 1500 2    50   ~ 0
A1_9
Text Label 11550 1600 2    50   ~ 0
A2_10
Text Label 11550 1700 2    50   ~ 0
A3_11
Text Label 11550 1800 2    50   ~ 0
A4_12
Text Label 11550 1900 2    50   ~ 0
A5_13
Text Label 11550 2000 2    50   ~ 0
A6_14
Text Label 11550 2100 2    50   ~ 0
A7_15
Text Label 11550 2200 2    50   ~ 0
RAS
Text Label 11550 2300 2    50   ~ 0
CAS
Text Label 11550 2400 2    50   ~ 0
WE
$Comp
L U_Serie:U2164 U18
U 1 1 6044BE5E
P 12000 3100
F 0 "U18" V 11900 3350 50  0001 C CNN
F 1 "U2164" H 12000 2500 50  0001 C CNN
F 2 "Package_DIP:DIP-16_W7.62mm" H 12000 2400 50  0001 C CNN
F 3 "" H 11800 3200 50  0001 C CNN
	1    12000 3100
	1    0    0    -1  
$EndComp
Text Label 11550 2600 2    50   ~ 0
A0_8
Text Label 11550 2700 2    50   ~ 0
A1_9
Text Label 11550 2800 2    50   ~ 0
A2_10
Text Label 11550 2900 2    50   ~ 0
A3_11
Text Label 11550 3000 2    50   ~ 0
A4_12
Text Label 11550 3100 2    50   ~ 0
A5_13
Text Label 11550 3200 2    50   ~ 0
A6_14
Text Label 11550 3300 2    50   ~ 0
A7_15
Text Label 11550 3400 2    50   ~ 0
RAS
Text Label 11550 3500 2    50   ~ 0
CAS
Text Label 11550 3600 2    50   ~ 0
WE
$Comp
L U_Serie:U2164 U19
U 1 1 6044BE6F
P 12000 4350
F 0 "U19" V 11900 4600 50  0001 C CNN
F 1 "U2164" H 12000 3750 50  0001 C CNN
F 2 "Package_DIP:DIP-16_W7.62mm" H 12000 3650 50  0001 C CNN
F 3 "" H 11800 4450 50  0001 C CNN
	1    12000 4350
	1    0    0    -1  
$EndComp
Text Label 11550 3850 2    50   ~ 0
A0_8
Text Label 11550 3950 2    50   ~ 0
A1_9
Text Label 11550 4050 2    50   ~ 0
A2_10
Text Label 11550 4150 2    50   ~ 0
A3_11
Text Label 11550 4250 2    50   ~ 0
A4_12
Text Label 11550 4350 2    50   ~ 0
A5_13
Text Label 11550 4450 2    50   ~ 0
A6_14
Text Label 11550 4550 2    50   ~ 0
A7_15
Text Label 11550 4650 2    50   ~ 0
RAS
Text Label 11550 4750 2    50   ~ 0
CAS
Text Label 11550 4850 2    50   ~ 0
WE
$Comp
L U_Serie:U2164 U20
U 1 1 6044BE80
P 12000 5550
F 0 "U20" V 11900 5800 50  0001 C CNN
F 1 "U2164" H 12000 4950 50  0001 C CNN
F 2 "Package_DIP:DIP-16_W7.62mm" H 12000 4850 50  0001 C CNN
F 3 "" H 11800 5650 50  0001 C CNN
	1    12000 5550
	1    0    0    -1  
$EndComp
Text Label 11550 5050 2    50   ~ 0
A0_8
Text Label 11550 5150 2    50   ~ 0
A1_9
Text Label 11550 5250 2    50   ~ 0
A2_10
Text Label 11550 5350 2    50   ~ 0
A3_11
Text Label 11550 5450 2    50   ~ 0
A4_12
Text Label 11550 5550 2    50   ~ 0
A5_13
Text Label 11550 5650 2    50   ~ 0
A6_14
Text Label 11550 5750 2    50   ~ 0
A7_15
Text Label 11550 5850 2    50   ~ 0
RAS
Text Label 11550 5950 2    50   ~ 0
CAS
Text Label 11550 6050 2    50   ~ 0
WE
$Comp
L U_Serie:U2164 U19
U 2 1 6044E5AA
P 14900 7750
F 0 "U19" V 14800 8000 50  0001 C CNN
F 1 "U2164" H 14900 7150 50  0001 C CNN
F 2 "Package_DIP:DIP-16_W7.62mm" H 14900 7050 50  0001 C CNN
F 3 "" H 14700 7850 50  0001 C CNN
	2    14900 7750
	1    0    0    -1  
$EndComp
$Comp
L U_Serie:U2164 U18
U 2 1 6044E5EF
P 14800 7750
F 0 "U18" V 14700 8000 50  0001 C CNN
F 1 "U2164" H 14800 7150 50  0001 C CNN
F 2 "Package_DIP:DIP-16_W7.62mm" H 14800 7050 50  0001 C CNN
F 3 "" H 14600 7850 50  0001 C CNN
	2    14800 7750
	1    0    0    -1  
$EndComp
$Comp
L U_Serie:U2164 U17
U 2 1 6044E634
P 14650 7750
F 0 "U17" V 14550 8000 50  0001 C CNN
F 1 "U2164" H 14650 7150 50  0001 C CNN
F 2 "Package_DIP:DIP-16_W7.62mm" H 14650 7050 50  0001 C CNN
F 3 "" H 14450 7850 50  0001 C CNN
	2    14650 7750
	1    0    0    -1  
$EndComp
$Comp
L U_Serie:U2164 U16
U 2 1 6044E679
P 14500 7750
F 0 "U16" V 14400 8000 50  0001 C CNN
F 1 "U2164" H 14500 7150 50  0001 C CNN
F 2 "Package_DIP:DIP-16_W7.62mm" H 14500 7050 50  0001 C CNN
F 3 "" H 14300 7850 50  0001 C CNN
	2    14500 7750
	1    0    0    -1  
$EndComp
$Comp
L U_Serie:U2164 U15
U 2 1 6044E6BE
P 14400 7750
F 0 "U15" V 14300 8000 50  0001 C CNN
F 1 "U2164" H 14400 7150 50  0001 C CNN
F 2 "Package_DIP:DIP-16_W7.62mm" H 14400 7050 50  0001 C CNN
F 3 "" H 14200 7850 50  0001 C CNN
	2    14400 7750
	1    0    0    -1  
$EndComp
$Comp
L U_Serie:U2164 U14
U 2 1 6044E703
P 14300 7750
F 0 "U14" V 14200 8000 50  0001 C CNN
F 1 "U2164" H 14300 7150 50  0001 C CNN
F 2 "Package_DIP:DIP-16_W7.62mm" H 14300 7050 50  0001 C CNN
F 3 "" H 14100 7850 50  0001 C CNN
	2    14300 7750
	1    0    0    -1  
$EndComp
$Comp
L U_Serie:U2164 U13
U 2 1 6044E748
P 14200 7750
F 0 "U13" V 14100 8000 50  0001 C CNN
F 1 "U2164" H 14200 7150 50  0001 C CNN
F 2 "Package_DIP:DIP-16_W7.62mm" H 14200 7050 50  0001 C CNN
F 3 "" H 14000 7850 50  0001 C CNN
	2    14200 7750
	1    0    0    -1  
$EndComp
Wire Wire Line
	14200 7450 14300 7450
Connection ~ 15000 7450
Connection ~ 14300 7450
Wire Wire Line
	14300 7450 14400 7450
Connection ~ 14400 7450
Wire Wire Line
	14400 7450 14500 7450
Connection ~ 14500 7450
Wire Wire Line
	14500 7450 14650 7450
Connection ~ 14650 7450
Wire Wire Line
	14650 7450 14800 7450
Connection ~ 14800 7450
Wire Wire Line
	14800 7450 14900 7450
Connection ~ 14900 7450
Wire Wire Line
	14900 7450 15000 7450
Connection ~ 15000 8050
Connection ~ 14300 8050
Wire Wire Line
	14300 8050 14400 8050
Connection ~ 14400 8050
Wire Wire Line
	14400 8050 14500 8050
Connection ~ 14500 8050
Wire Wire Line
	14500 8050 14650 8050
Connection ~ 14650 8050
Wire Wire Line
	14650 8050 14800 8050
Connection ~ 14800 8050
Wire Wire Line
	14800 8050 14900 8050
Connection ~ 14900 8050
Wire Wire Line
	14900 8050 15000 8050
Wire Wire Line
	14200 8050 14300 8050
Text Label 13850 2250 2    50   ~ 0
RAS
Text Label 13850 3500 2    50   ~ 0
RAS
Wire Bus Line
	15200 1000 12650 1000
Connection ~ 12650 1000
Wire Bus Line
	12650 1000 10550 1000
Entry Wire Line
	15100 1550 15200 1450
Entry Wire Line
	15100 1750 15200 1650
Entry Wire Line
	15100 2050 15200 1950
Entry Wire Line
	15100 2250 15200 2150
Entry Wire Line
	15100 2800 15200 2700
Entry Wire Line
	15100 3000 15200 2900
Entry Wire Line
	15100 3300 15200 3200
Entry Wire Line
	15100 3500 15200 3400
Wire Wire Line
	14850 3500 15100 3500
Wire Wire Line
	14850 3300 15100 3300
Wire Wire Line
	14850 3000 15100 3000
Wire Wire Line
	14850 2800 15100 2800
Wire Wire Line
	14850 1550 15100 1550
Wire Wire Line
	14850 1750 15100 1750
Wire Wire Line
	14850 2050 15100 2050
Wire Wire Line
	14850 2250 15100 2250
Text Label 14950 1550 0    50   ~ 0
DI_0
Text Label 14950 1750 0    50   ~ 0
DI_1
Text Label 14950 2050 0    50   ~ 0
DI_3
Text Label 14950 2250 0    50   ~ 0
DI_2
Text Label 14950 2800 0    50   ~ 0
DI_4
Text Label 14950 3000 0    50   ~ 0
DI_5
Text Label 14950 3300 0    50   ~ 0
DI_7
Text Label 14950 3500 0    50   ~ 0
DI_6
Entry Wire Line
	12550 5250 12650 5150
Entry Wire Line
	12550 4050 12650 3950
Entry Wire Line
	12550 2800 12650 2700
Entry Wire Line
	12550 1600 12650 1500
Entry Wire Line
	10450 1600 10550 1500
Entry Wire Line
	10450 2800 10550 2700
Entry Wire Line
	10450 4050 10550 3950
Entry Wire Line
	10450 5250 10550 5150
Wire Wire Line
	10350 5250 10450 5250
Wire Wire Line
	10350 4050 10450 4050
Wire Wire Line
	10350 2800 10450 2800
Wire Wire Line
	10350 1600 10450 1600
Wire Wire Line
	12450 1600 12550 1600
Wire Wire Line
	12450 2800 12550 2800
Wire Wire Line
	12450 4050 12550 4050
Wire Wire Line
	12450 5250 12550 5250
Text Label 10350 1600 0    50   ~ 0
DI_0
Text Label 10350 2800 0    50   ~ 0
DI_1
Text Label 10350 5250 0    50   ~ 0
DI_3
Text Label 10350 4050 0    50   ~ 0
DI_2
Text Label 12450 1600 0    50   ~ 0
DI_4
Text Label 12450 2800 0    50   ~ 0
DI_5
Text Label 12450 4050 0    50   ~ 0
DI_6
Text Label 12450 5250 0    50   ~ 0
DI_7
Wire Bus Line
	10750 1100 12850 1100
Entry Wire Line
	13350 1750 13450 1850
Entry Wire Line
	13350 1850 13450 1950
Entry Wire Line
	13350 1950 13450 2050
Entry Wire Line
	13350 2050 13450 2150
Entry Wire Line
	13350 3000 13450 3100
Entry Wire Line
	13350 3100 13450 3200
Entry Wire Line
	13350 3200 13450 3300
Entry Wire Line
	13350 3300 13450 3400
Wire Wire Line
	13450 3100 13850 3100
Wire Wire Line
	13450 3200 13850 3200
Wire Wire Line
	13450 3300 13850 3300
Wire Wire Line
	13450 3400 13850 3400
Wire Wire Line
	13450 1850 13850 1850
Wire Wire Line
	13450 1950 13850 1950
Wire Wire Line
	13450 2050 13850 2050
Wire Wire Line
	13450 2150 13850 2150
Entry Wire Line
	10650 1400 10750 1300
Entry Wire Line
	10650 2600 10750 2500
Entry Wire Line
	10650 3850 10750 3750
Entry Wire Line
	10650 5050 10750 4950
Connection ~ 12850 1100
Wire Bus Line
	12850 1100 13350 1100
Entry Wire Line
	12750 5050 12850 4950
Entry Wire Line
	12750 3850 12850 3750
Entry Wire Line
	12750 2600 12850 2500
Entry Wire Line
	12750 1400 12850 1300
Wire Wire Line
	10350 1400 10650 1400
Wire Wire Line
	10350 2600 10650 2600
Wire Wire Line
	10650 3850 10350 3850
Wire Wire Line
	10350 5050 10650 5050
Wire Wire Line
	12450 5050 12750 5050
Wire Wire Line
	12450 3850 12750 3850
Wire Wire Line
	12450 2600 12750 2600
Wire Wire Line
	12450 1400 12750 1400
Text Label 10350 1400 0    50   ~ 0
DO_0
Text Label 10350 2600 0    50   ~ 0
DO_1
Text Label 10350 3850 0    50   ~ 0
DO_2
Text Label 10350 5050 0    50   ~ 0
DO_3
Text Label 12450 5050 0    50   ~ 0
DO_7
Text Label 12450 3850 0    50   ~ 0
DO_6
Text Label 12450 2600 0    50   ~ 0
DO_5
Text Label 12450 1400 0    50   ~ 0
DO_4
Text Label 13500 1850 0    50   ~ 0
DO_0
Text Label 13500 1950 0    50   ~ 0
DO_1
Text Label 13500 2050 0    50   ~ 0
DO_3
Text Label 13500 2150 0    50   ~ 0
DO_2
Text Label 13500 3100 0    50   ~ 0
DO_4
Text Label 13500 3200 0    50   ~ 0
DO_5
Text Label 13500 3300 0    50   ~ 0
DO_7
Text Label 13500 3400 0    50   ~ 0
DO_6
Text Label 8250 950  0    50   ~ 0
A0_8
Text Label 8250 1250 0    50   ~ 0
A1_9
Text Label 8250 1550 0    50   ~ 0
A2_10
Text Label 8250 1850 0    50   ~ 0
A3_11
Text Label 7050 2550 0    50   ~ 0
A4_12
Text Label 7050 2850 0    50   ~ 0
A5_13
Text Label 7050 3150 0    50   ~ 0
A6_14
Text Label 7050 3450 0    50   ~ 0
A7_15
Text GLabel 7250 950  0    50   Output ~ 0
AB0
Text GLabel 7250 1250 0    50   Output ~ 0
AB1
Text GLabel 7250 1850 0    50   Output ~ 0
AB3
Text GLabel 7250 1550 0    50   Output ~ 0
AB2
Text GLabel 7250 1050 0    50   Output ~ 0
AB8
Text GLabel 7250 1350 0    50   Output ~ 0
AB9
Text GLabel 7250 1950 0    50   Output ~ 0
AB11
Text GLabel 7250 1650 0    50   Output ~ 0
AB10
Text GLabel 1750 2650 2    50   Output ~ 0
CASG
Wire Wire Line
	1750 2650 1650 2650
Text GLabel 7250 2150 0    50   Output ~ 0
CASG
$Comp
L power:GND #PWR016
U 1 1 604FBBD1
P 7250 2250
F 0 "#PWR016" H 7250 2000 50  0001 C CNN
F 1 "GND" H 7255 2077 50  0000 C CNN
F 2 "" H 7250 2250 50  0001 C CNN
F 3 "" H 7250 2250 50  0001 C CNN
	1    7250 2250
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR027
U 1 1 60501C7B
P 7750 2550
F 0 "#PWR027" H 7750 2300 50  0001 C CNN
F 1 "GND" H 7755 2377 50  0000 C CNN
F 2 "" H 7750 2550 50  0001 C CNN
F 3 "" H 7750 2550 50  0001 C CNN
	1    7750 2550
	1    0    0    -1  
$EndComp
$Comp
L power:+5V #PWR026
U 1 1 6050DB18
P 7750 650
F 0 "#PWR026" H 7750 500 50  0001 C CNN
F 1 "+5V" H 7850 700 50  0000 C CNN
F 2 "" H 7750 650 50  0001 C CNN
F 3 "" H 7750 650 50  0001 C CNN
	1    7750 650 
	1    0    0    -1  
$EndComp
Text GLabel 6050 2550 0    50   Output ~ 0
AB4
Text GLabel 6050 2850 0    50   Output ~ 0
AB5
Text GLabel 6050 3450 0    50   Output ~ 0
AB7
Text GLabel 6050 3150 0    50   Output ~ 0
AB6
Text GLabel 6050 2650 0    50   Output ~ 0
AB12
Text GLabel 6050 2950 0    50   Output ~ 0
AB13
Text GLabel 6050 3550 0    50   Output ~ 0
AB15
$Comp
L power:GND #PWR029
U 1 1 60526CFF
P 6550 4150
F 0 "#PWR029" H 6550 3900 50  0001 C CNN
F 1 "GND" H 6555 3977 50  0000 C CNN
F 2 "" H 6550 4150 50  0001 C CNN
F 3 "" H 6550 4150 50  0001 C CNN
	1    6550 4150
	1    0    0    -1  
$EndComp
$Comp
L power:+5V #PWR028
U 1 1 60526D46
P 6550 2250
F 0 "#PWR028" H 6550 2100 50  0001 C CNN
F 1 "+5V" H 6650 2300 50  0000 C CNN
F 2 "" H 6550 2250 50  0001 C CNN
F 3 "" H 6550 2250 50  0001 C CNN
	1    6550 2250
	1    0    0    -1  
$EndComp
Wire Wire Line
	5400 3850 5450 3850
Text GLabel 6050 3750 0    50   Output ~ 0
CASG
$Comp
L power:GND #PWR017
U 1 1 60530891
P 6050 3850
F 0 "#PWR017" H 6050 3600 50  0001 C CNN
F 1 "GND" H 6055 3677 50  0000 C CNN
F 2 "" H 6050 3850 50  0001 C CNN
F 3 "" H 6050 3850 50  0001 C CNN
	1    6050 3850
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR031
U 1 1 60537175
P 4900 5650
F 0 "#PWR031" H 4900 5400 50  0001 C CNN
F 1 "GND" H 4905 5477 50  0000 C CNN
F 2 "" H 4900 5650 50  0001 C CNN
F 3 "" H 4900 5650 50  0001 C CNN
	1    4900 5650
	1    0    0    -1  
$EndComp
$Comp
L power:+5V #PWR030
U 1 1 60537306
P 4900 3550
F 0 "#PWR030" H 4900 3400 50  0001 C CNN
F 1 "+5V" H 5000 3600 50  0000 C CNN
F 2 "" H 4900 3550 50  0001 C CNN
F 3 "" H 4900 3550 50  0001 C CNN
	1    4900 3550
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR018
U 1 1 605374D3
P 4400 3850
F 0 "#PWR018" H 4400 3600 50  0001 C CNN
F 1 "GND" V 4400 3600 50  0000 C CNN
F 2 "" H 4400 3850 50  0001 C CNN
F 3 "" H 4400 3850 50  0001 C CNN
	1    4400 3850
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR019
U 1 1 60537574
P 4400 4050
F 0 "#PWR019" H 4400 3800 50  0001 C CNN
F 1 "GND" V 4400 3800 50  0000 C CNN
F 2 "" H 4400 4050 50  0001 C CNN
F 3 "" H 4400 4050 50  0001 C CNN
	1    4400 4050
	0    1    1    0   
$EndComp
$Comp
L power:+5V #PWR020
U 1 1 60537615
P 4400 4150
F 0 "#PWR020" H 4400 4000 50  0001 C CNN
F 1 "+5V" V 4400 4400 50  0000 C CNN
F 2 "" H 4400 4150 50  0001 C CNN
F 3 "" H 4400 4150 50  0001 C CNN
	1    4400 4150
	0    -1   -1   0   
$EndComp
$Comp
L power:GND #PWR021
U 1 1 60537FA7
P 4400 4350
F 0 "#PWR021" H 4400 4100 50  0001 C CNN
F 1 "GND" V 4400 4100 50  0000 C CNN
F 2 "" H 4400 4350 50  0001 C CNN
F 3 "" H 4400 4350 50  0001 C CNN
	1    4400 4350
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR022
U 1 1 60537FEE
P 4400 4550
F 0 "#PWR022" H 4400 4300 50  0001 C CNN
F 1 "GND" V 4400 4300 50  0000 C CNN
F 2 "" H 4400 4550 50  0001 C CNN
F 3 "" H 4400 4550 50  0001 C CNN
	1    4400 4550
	0    1    1    0   
$EndComp
$Comp
L power:+5V #PWR023
U 1 1 60538035
P 4400 4650
F 0 "#PWR023" H 4400 4500 50  0001 C CNN
F 1 "+5V" V 4400 4900 50  0000 C CNN
F 2 "" H 4400 4650 50  0001 C CNN
F 3 "" H 4400 4650 50  0001 C CNN
	1    4400 4650
	0    -1   -1   0   
$EndComp
$Comp
L power:+5V #PWR024
U 1 1 6053807C
P 4400 4750
F 0 "#PWR024" H 4400 4600 50  0001 C CNN
F 1 "+5V" V 4400 5000 50  0000 C CNN
F 2 "" H 4400 4750 50  0001 C CNN
F 3 "" H 4400 4750 50  0001 C CNN
	1    4400 4750
	0    -1   -1   0   
$EndComp
Text GLabel 4400 5250 0    50   Output ~ 0
AB14
Text GLabel 4400 5350 0    50   Output ~ 0
AB15
$Comp
L 74xx:74LS04 U11
U 3 1 60554AC2
P 6200 1850
F 0 "U11" H 6200 2167 50  0000 C CNN
F 1 "74LS04" H 6200 2076 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 6200 1850 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 6200 1850 50  0001 C CNN
	3    6200 1850
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C1
U 1 1 60554BB7
P 4900 1950
F 0 "C1" H 4992 1996 50  0000 L CNN
F 1 "1n" H 4992 1905 50  0000 L CNN
F 2 "Capacitor_THT:C_Disc_D4.3mm_W1.9mm_P5.00mm" H 4900 1950 50  0001 C CNN
F 3 "~" H 4900 1950 50  0001 C CNN
	1    4900 1950
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR01
U 1 1 60554CAF
P 4900 2050
F 0 "#PWR01" H 4900 1800 50  0001 C CNN
F 1 "GND" H 4905 1877 50  0000 C CNN
F 2 "" H 4900 2050 50  0001 C CNN
F 3 "" H 4900 2050 50  0001 C CNN
	1    4900 2050
	1    0    0    -1  
$EndComp
Wire Wire Line
	4750 1850 4900 1850
Connection ~ 4900 1850
Wire Wire Line
	4900 1850 5050 1850
Wire Wire Line
	5650 1850 5900 1850
Text GLabel 4150 1850 0    50   Output ~ 0
CASG
Text Label 6500 1850 0    50   ~ 0
CAS
$Comp
L 74xx:74LS04 U11
U 4 1 60567E65
P 4600 7400
F 0 "U11" H 4600 7717 50  0000 C CNN
F 1 "74LS04" H 4600 7626 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 4600 7400 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 4600 7400 50  0001 C CNN
	4    4600 7400
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS04 U11
U 5 1 60567F97
P 5400 6600
F 0 "U11" H 5400 6917 50  0000 C CNN
F 1 "74LS04" H 5400 6826 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 5400 6600 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 5400 6600 50  0001 C CNN
	5    5400 6600
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS04 U11
U 6 1 6056803E
P 3100 5350
F 0 "U11" H 3100 5667 50  0000 C CNN
F 1 "74LS04" H 3100 5576 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 3100 5350 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 3100 5350 50  0001 C CNN
	6    3100 5350
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS00 U9
U 2 1 60577995
P 3800 6600
F 0 "U9" H 3800 6925 50  0000 C CNN
F 1 "74LS00" H 3800 6834 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 3800 6600 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 3800 6600 50  0001 C CNN
	2    3800 6600
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS02 U12
U 3 1 60577C80
P 3800 7400
F 0 "U12" H 3800 7725 50  0000 C CNN
F 1 "74LS02" H 3800 7634 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 3800 7400 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls02" H 3800 7400 50  0001 C CNN
	3    3800 7400
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS03 U21
U 1 1 60577E8E
P 5400 7300
F 0 "U21" H 5400 7625 50  0000 C CNN
F 1 "74LS03" H 5400 7534 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 5400 7300 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS03" H 5400 7300 50  0001 C CNN
	1    5400 7300
	1    0    0    -1  
$EndComp
$Comp
L Device:R_Small R1
U 1 1 60598A27
P 4800 6600
F 0 "R1" V 4604 6600 50  0000 C CNN
F 1 "1k" V 4695 6600 50  0000 C CNN
F 2 "Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P7.62mm_Horizontal" H 4800 6600 50  0001 C CNN
F 3 "~" H 4800 6600 50  0001 C CNN
	1    4800 6600
	0    1    1    0   
$EndComp
Wire Wire Line
	3500 6500 3150 6500
Wire Wire Line
	3150 6500 3150 7300
Wire Wire Line
	3150 7300 3500 7300
Wire Wire Line
	3500 7500 3350 7500
Wire Wire Line
	3350 7500 3350 6700
Wire Wire Line
	3350 6700 3500 6700
Wire Wire Line
	4100 7400 4300 7400
Wire Wire Line
	4900 7400 5100 7400
Wire Wire Line
	4100 6600 4350 6600
Wire Wire Line
	4350 6600 4350 6950
Wire Wire Line
	4350 6950 5100 6950
Wire Wire Line
	5100 6950 5100 7200
Wire Wire Line
	5700 7300 5800 7300
Wire Wire Line
	5800 7300 5800 6800
Wire Wire Line
	5800 6800 5050 6800
Wire Wire Line
	5050 6800 5050 6600
Wire Wire Line
	5050 6600 5100 6600
Wire Wire Line
	4900 6600 5050 6600
Connection ~ 5050 6600
Text GLabel 3000 7500 0    50   Output ~ 0
AB15
Text GLabel 3000 7300 0    50   Output ~ 0
AB14
Wire Wire Line
	3000 7300 3150 7300
Connection ~ 3150 7300
Wire Wire Line
	3350 7500 3000 7500
Connection ~ 3350 7500
$Comp
L power:+5V #PWR03
U 1 1 605D9010
P 4700 6600
F 0 "#PWR03" H 4700 6450 50  0001 C CNN
F 1 "+5V" H 4800 6650 50  0000 C CNN
F 2 "" H 4700 6600 50  0001 C CNN
F 3 "" H 4700 6600 50  0001 C CNN
	1    4700 6600
	0    -1   -1   0   
$EndComp
$Comp
L 74xx:74LS04 U8
U 2 1 605FA979
P 4450 1100
F 0 "U8" H 4450 1417 50  0000 C CNN
F 1 "74LS04" H 4450 1326 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 4450 1100 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 4450 1100 50  0001 C CNN
	2    4450 1100
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS04 U8
U 3 1 605FAA72
P 5450 1100
F 0 "U8" H 5450 1417 50  0000 C CNN
F 1 "74LS04" H 5450 1326 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 5450 1100 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 5450 1100 50  0001 C CNN
	3    5450 1100
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS04 U8
U 7 1 605FAB26
P 14700 9150
F 0 "U8" H 14930 9196 50  0000 L CNN
F 1 "74LS04" H 14930 9105 50  0000 L CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 14700 9150 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 14700 9150 50  0001 C CNN
	7    14700 9150
	1    0    0    -1  
$EndComp
Text GLabel 3950 1100 0    50   Output ~ 0
_WR
Wire Wire Line
	3950 1100 4150 1100
$Comp
L Device:C_Small C2
U 1 1 60600B9E
P 4900 1200
F 0 "C2" H 4992 1246 50  0000 L CNN
F 1 "100p" H 4992 1155 50  0000 L CNN
F 2 "Capacitor_THT:C_Disc_D4.3mm_W1.9mm_P5.00mm" H 4900 1200 50  0001 C CNN
F 3 "~" H 4900 1200 50  0001 C CNN
	1    4900 1200
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR02
U 1 1 60600D49
P 4900 1300
F 0 "#PWR02" H 4900 1050 50  0001 C CNN
F 1 "GND" H 4905 1127 50  0000 C CNN
F 2 "" H 4900 1300 50  0001 C CNN
F 3 "" H 4900 1300 50  0001 C CNN
	1    4900 1300
	1    0    0    -1  
$EndComp
Wire Wire Line
	4750 1100 4900 1100
Connection ~ 4900 1100
Wire Wire Line
	4900 1100 5150 1100
Text Label 5750 1100 0    50   ~ 0
WE
$Comp
L 74xx:74LS02 U12
U 4 1 60619CAB
P 2450 4750
F 0 "U12" H 2450 5075 50  0000 C CNN
F 1 "74LS02" H 2450 4984 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 2450 4750 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls02" H 2450 4750 50  0001 C CNN
	4    2450 4750
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS04 U8
U 6 1 6061A041
P 3100 4750
F 0 "U8" H 3100 5067 50  0000 C CNN
F 1 "74LS04" H 3100 4976 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 3100 4750 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 3100 4750 50  0001 C CNN
	6    3100 4750
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS04 U8
U 5 1 6061A1F8
P 6050 5100
F 0 "U8" H 6050 5417 50  0000 C CNN
F 1 "74LS04" H 6050 5326 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 6050 5100 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 6050 5100 50  0001 C CNN
	5    6050 5100
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS00 U9
U 4 1 6061A3DD
P 3750 4850
F 0 "U9" H 3750 5175 50  0000 C CNN
F 1 "74LS00" H 3750 5084 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 3750 4850 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 3750 4850 50  0001 C CNN
	4    3750 4850
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS00 U9
U 3 1 6061A65F
P 7000 4650
F 0 "U9" H 7000 4975 50  0000 C CNN
F 1 "74LS00" H 7000 4884 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 7000 4650 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 7000 4650 50  0001 C CNN
	3    7000 4650
	1    0    0    -1  
$EndComp
Wire Wire Line
	2750 4750 2800 4750
Wire Wire Line
	3400 4750 3450 4750
Text GLabel 3400 4950 0    50   Output ~ 0
AB13
Wire Wire Line
	3400 4950 3450 4950
Text GLabel 2050 4850 0    50   Output ~ 0
AB11
Text GLabel 2050 4650 0    50   Output ~ 0
AB12
Wire Wire Line
	2050 4850 2150 4850
Wire Wire Line
	2050 4650 2150 4650
Wire Wire Line
	6350 5100 6600 5100
Wire Wire Line
	6600 5100 6600 4750
Wire Wire Line
	6600 4750 6700 4750
Text GLabel 5700 5100 0    50   Output ~ 0
_MREQ
Wire Wire Line
	5700 5100 5750 5100
$Comp
L Device:C_Small C3
U 1 1 60708574
P 7500 4750
F 0 "C3" H 7592 4796 50  0000 L CNN
F 1 "470p" H 7592 4705 50  0000 L CNN
F 2 "Capacitor_THT:C_Disc_D4.3mm_W1.9mm_P5.00mm" H 7500 4750 50  0001 C CNN
F 3 "~" H 7500 4750 50  0001 C CNN
	1    7500 4750
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR036
U 1 1 60708676
P 7500 4850
F 0 "#PWR036" H 7500 4600 50  0001 C CNN
F 1 "GND" H 7505 4677 50  0000 C CNN
F 2 "" H 7500 4850 50  0001 C CNN
F 3 "" H 7500 4850 50  0001 C CNN
	1    7500 4850
	1    0    0    -1  
$EndComp
Wire Wire Line
	7300 4650 7500 4650
Text Label 7500 4650 0    50   ~ 0
RAS
Wire Wire Line
	4050 4850 4400 4850
Text GLabel 2700 5350 0    50   Output ~ 0
_RFSH
Wire Wire Line
	2700 5350 2800 5350
Wire Wire Line
	4400 5050 3650 5050
Wire Wire Line
	3650 5050 3650 5350
Wire Wire Line
	3650 5350 3400 5350
Text GLabel 2750 8300 0    50   Output ~ 0
AB0
Text GLabel 2750 8400 0    50   Output ~ 0
AB1
Text GLabel 2750 8500 0    50   Output ~ 0
AB2
Text GLabel 2750 9000 0    50   Output ~ 0
AB7
$Comp
L 74xx:74LS00 U9
U 1 1 60793A44
P 1950 8900
F 0 "U9" H 1950 9225 50  0000 C CNN
F 1 "74LS00" H 1950 9134 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 1950 8900 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 1950 8900 50  0001 C CNN
	1    1950 8900
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS04 U8
U 1 1 60793D7B
P 1200 9000
F 0 "U8" H 1200 9317 50  0000 C CNN
F 1 "74LS04" H 1200 9226 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 1200 9000 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 1200 9000 50  0001 C CNN
	1    1200 9000
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS04 U8
U 4 1 6079406A
P 4900 10100
F 0 "U8" H 4900 10417 50  0000 C CNN
F 1 "74LS04" H 4900 10326 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 4900 10100 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 4900 10100 50  0001 C CNN
	4    4900 10100
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS03 U10
U 1 1 607A3C81
P 1750 7850
F 0 "U10" H 1750 8175 50  0000 C CNN
F 1 "74LS03" H 1750 8084 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 1750 7850 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS03" H 1750 7850 50  0001 C CNN
	1    1750 7850
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS03 U10
U 2 1 607A3E56
P 1750 7500
F 0 "U10" H 1750 7825 50  0000 C CNN
F 1 "74LS03" H 1750 7734 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 1750 7500 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS03" H 1750 7500 50  0001 C CNN
	2    1750 7500
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS03 U10
U 3 1 607A3F27
P 1750 6800
F 0 "U10" H 1750 7125 50  0000 C CNN
F 1 "74LS03" H 1750 7034 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 1750 6800 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS03" H 1750 6800 50  0001 C CNN
	3    1750 6800
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS03 U10
U 4 1 607A4017
P 1750 7150
F 0 "U10" H 1750 7475 50  0000 C CNN
F 1 "74LS03" H 1750 7384 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 1750 7150 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS03" H 1750 7150 50  0001 C CNN
	4    1750 7150
	1    0    0    -1  
$EndComp
Connection ~ 2050 7500
Wire Wire Line
	2050 7500 2050 7850
$Comp
L Device:R_Small R3
U 1 1 607D23B1
P 2350 7500
F 0 "R3" V 2154 7500 50  0000 C CNN
F 1 "1k" V 2245 7500 50  0000 C CNN
F 2 "Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P7.62mm_Horizontal" H 2350 7500 50  0001 C CNN
F 3 "~" H 2350 7500 50  0001 C CNN
	1    2350 7500
	0    1    1    0   
$EndComp
Wire Wire Line
	2050 7500 2250 7500
$Comp
L power:+5V #PWR04
U 1 1 607E9AE8
P 2450 7500
F 0 "#PWR04" H 2450 7350 50  0001 C CNN
F 1 "+5V" H 2465 7673 50  0000 C CNN
F 2 "" H 2450 7500 50  0001 C CNN
F 3 "" H 2450 7500 50  0001 C CNN
	1    2450 7500
	0    1    1    0   
$EndComp
Wire Wire Line
	2050 7150 2050 7500
Wire Wire Line
	2050 6800 2050 7150
Connection ~ 2050 7150
Wire Wire Line
	1450 6700 1400 6700
Wire Wire Line
	1400 6700 1400 6900
Wire Wire Line
	1400 6900 1450 6900
Wire Wire Line
	1450 7050 1400 7050
Wire Wire Line
	1400 7050 1400 7250
Wire Wire Line
	1400 7250 1450 7250
Wire Wire Line
	1450 7400 1400 7400
Wire Wire Line
	1400 7400 1400 7600
Wire Wire Line
	1400 7600 1450 7600
Wire Wire Line
	1450 7750 1400 7750
Wire Wire Line
	1400 7750 1400 7950
Wire Wire Line
	1400 7950 1450 7950
Text GLabel 1250 6700 0    50   Output ~ 0
AB3
Text GLabel 1250 7050 0    50   Output ~ 0
AB4
Text GLabel 1250 7400 0    50   Output ~ 0
AB5
Wire Wire Line
	1250 6700 1400 6700
Connection ~ 1400 6700
Wire Wire Line
	1250 7050 1400 7050
Connection ~ 1400 7050
Wire Wire Line
	1250 7400 1400 7400
Connection ~ 1400 7400
Text GLabel 1250 7750 0    50   Output ~ 0
AB6
Wire Wire Line
	1250 7750 1400 7750
Connection ~ 1400 7750
Wire Wire Line
	2250 8900 2750 8900
Wire Wire Line
	1500 9000 1650 9000
Text GLabel 1550 8800 0    50   Output ~ 0
_M1
Wire Wire Line
	1550 8800 1650 8800
Text GLabel 900  9000 0    50   Output ~ 0
IORQ
$Comp
L power:+5V #PWR05
U 1 1 608E7793
P 3250 8000
F 0 "#PWR05" H 3250 7850 50  0001 C CNN
F 1 "+5V" H 3265 8173 50  0000 C CNN
F 2 "" H 3250 8000 50  0001 C CNN
F 3 "" H 3250 8000 50  0001 C CNN
	1    3250 8000
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR06
U 1 1 608E7B22
P 3250 9300
F 0 "#PWR06" H 3250 9050 50  0001 C CNN
F 1 "GND" H 3255 9127 50  0000 C CNN
F 2 "" H 3250 9300 50  0001 C CNN
F 3 "" H 3250 9300 50  0001 C CNN
	1    3250 9300
	1    0    0    -1  
$EndComp
Wire Wire Line
	3750 8700 4300 8700
Wire Wire Line
	4300 8700 4300 8200
Wire Wire Line
	4300 8200 4600 8200
Wire Wire Line
	3750 8800 4200 8800
Wire Wire Line
	4200 8800 4200 7900
Wire Wire Line
	4200 7900 4900 7900
Wire Wire Line
	3750 8900 4300 8900
Wire Wire Line
	4300 8900 4300 9250
Wire Wire Line
	4300 9250 4600 9250
Wire Wire Line
	3750 9000 4550 9000
Wire Wire Line
	4550 9000 4550 8950
Wire Wire Line
	4550 8950 4900 8950
$Comp
L power:GND #PWR08
U 1 1 60977AAE
P 4600 9150
F 0 "#PWR08" H 4600 8900 50  0001 C CNN
F 1 "GND" V 4605 9022 50  0000 R CNN
F 2 "" H 4600 9150 50  0001 C CNN
F 3 "" H 4600 9150 50  0001 C CNN
	1    4600 9150
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR07
U 1 1 609900AC
P 4600 8100
F 0 "#PWR07" H 4600 7850 50  0001 C CNN
F 1 "GND" V 4605 7972 50  0000 R CNN
F 2 "" H 4600 8100 50  0001 C CNN
F 3 "" H 4600 8100 50  0001 C CNN
	1    4600 8100
	0    1    1    0   
$EndComp
Wire Wire Line
	4900 8500 4900 8600
Wire Wire Line
	4900 8600 4400 8600
Wire Wire Line
	4400 8600 4400 9550
Wire Wire Line
	4400 9550 4900 9550
Text GLabel 4250 9550 0    50   Output ~ 0
_RESET
Wire Wire Line
	4400 9550 4250 9550
Connection ~ 4400 9550
$Comp
L 74xx:74LS03 U21
U 2 1 609AA9F9
P 6650 9250
F 0 "U21" H 6650 9575 50  0000 C CNN
F 1 "74LS03" H 6650 9484 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 6650 9250 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS03" H 6650 9250 50  0001 C CNN
	2    6650 9250
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS03 U21
U 4 1 609AAD62
P 6650 8100
F 0 "U21" H 6650 8425 50  0000 C CNN
F 1 "74LS03" H 6650 8334 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 6650 8100 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS03" H 6650 8100 50  0001 C CNN
	4    6650 8100
	1    0    0    -1  
$EndComp
Wire Wire Line
	6350 8000 5900 8000
Wire Wire Line
	5900 8000 5900 9350
Wire Wire Line
	5900 9350 6350 9350
$Comp
L Device:C_Small C16
U 1 1 609D1F13
P 5750 10200
F 0 "C16" H 5842 10246 50  0000 L CNN
F 1 "220p" H 5842 10155 50  0000 L CNN
F 2 "Capacitor_THT:C_Disc_D4.3mm_W1.9mm_P5.00mm" H 5750 10200 50  0001 C CNN
F 3 "~" H 5750 10200 50  0001 C CNN
	1    5750 10200
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR012
U 1 1 609D2077
P 5750 10300
F 0 "#PWR012" H 5750 10050 50  0001 C CNN
F 1 "GND" H 5755 10127 50  0000 C CNN
F 2 "" H 5750 10300 50  0001 C CNN
F 3 "" H 5750 10300 50  0001 C CNN
	1    5750 10300
	1    0    0    -1  
$EndComp
Wire Wire Line
	5200 10100 5750 10100
Wire Wire Line
	5900 9350 5900 10100
Wire Wire Line
	5900 10100 5750 10100
Connection ~ 5900 9350
Connection ~ 5750 10100
Text GLabel 4550 10100 0    50   Output ~ 0
_RD
Wire Wire Line
	4600 10100 4550 10100
Wire Wire Line
	5500 8300 5200 8300
NoConn ~ 5200 8100
$Comp
L Device:LED D4
U 1 1 60A431EB
P 8600 9300
F 0 "D4" H 8591 9517 50  0000 C CNN
F 1 "rt" H 8591 9426 50  0000 C CNN
F 2 "LED_THT:LED_D3.0mm" H 8600 9300 50  0001 C CNN
F 3 "~" H 8600 9300 50  0001 C CNN
	1    8600 9300
	1    0    0    -1  
$EndComp
$Comp
L Device:LED D3
U 1 1 60A43309
P 8600 8850
F 0 "D3" H 8591 9067 50  0000 C CNN
F 1 "gn" H 8591 8976 50  0000 C CNN
F 2 "LED_THT:LED_D3.0mm" H 8600 8850 50  0001 C CNN
F 3 "~" H 8600 8850 50  0001 C CNN
	1    8600 8850
	1    0    0    -1  
$EndComp
$Comp
L Device:LED D2
U 1 1 60A4338D
P 8600 8400
F 0 "D2" H 8591 8617 50  0000 C CNN
F 1 "ge" H 8591 8526 50  0000 C CNN
F 2 "LED_THT:LED_D3.0mm" H 8600 8400 50  0001 C CNN
F 3 "~" H 8600 8400 50  0001 C CNN
	1    8600 8400
	1    0    0    -1  
$EndComp
$Comp
L Device:R_Small R8
U 1 1 60A4346B
P 8150 9300
F 0 "R8" V 7954 9300 50  0000 C CNN
F 1 "680" V 8045 9300 50  0000 C CNN
F 2 "Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P7.62mm_Horizontal" H 8150 9300 50  0001 C CNN
F 3 "~" H 8150 9300 50  0001 C CNN
	1    8150 9300
	0    1    1    0   
$EndComp
$Comp
L Device:R_Small R7
U 1 1 60A435B2
P 8150 8850
F 0 "R7" V 7954 8850 50  0000 C CNN
F 1 "680" V 8045 8850 50  0000 C CNN
F 2 "Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P7.62mm_Horizontal" H 8150 8850 50  0001 C CNN
F 3 "~" H 8150 8850 50  0001 C CNN
	1    8150 8850
	0    1    1    0   
$EndComp
$Comp
L Device:R_Small R6
U 1 1 60A43640
P 8150 8400
F 0 "R6" V 7954 8400 50  0000 C CNN
F 1 "680" V 8045 8400 50  0000 C CNN
F 2 "Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P7.62mm_Horizontal" H 8150 8400 50  0001 C CNN
F 3 "~" H 8150 8400 50  0001 C CNN
	1    8150 8400
	0    1    1    0   
$EndComp
Wire Wire Line
	8250 8400 8450 8400
Wire Wire Line
	8250 8850 8450 8850
Wire Wire Line
	8250 9300 8450 9300
Wire Wire Line
	8750 8400 8750 8850
Connection ~ 8750 8850
Wire Wire Line
	8750 8850 8750 9300
$Comp
L power:+5V #PWR035
U 1 1 60A7DCF5
P 8750 8400
F 0 "#PWR035" H 8750 8250 50  0001 C CNN
F 1 "+5V" H 8765 8573 50  0000 C CNN
F 2 "" H 8750 8400 50  0001 C CNN
F 3 "" H 8750 8400 50  0001 C CNN
	1    8750 8400
	1    0    0    -1  
$EndComp
Connection ~ 8750 8400
$Comp
L power:GND #PWR033
U 1 1 60A7E89C
P 8050 8850
F 0 "#PWR033" H 8050 8600 50  0001 C CNN
F 1 "GND" V 8055 8722 50  0000 R CNN
F 2 "" H 8050 8850 50  0001 C CNN
F 3 "" H 8050 8850 50  0001 C CNN
	1    8050 8850
	0    1    1    0   
$EndComp
Wire Wire Line
	5200 9350 5200 9500
Wire Wire Line
	5200 9500 7800 9500
Wire Wire Line
	7800 9500 7800 9300
Wire Wire Line
	7800 9300 8050 9300
Wire Wire Line
	8050 8400 5500 8400
Wire Wire Line
	5500 8400 5500 8300
Wire Wire Line
	6950 8100 6950 9250
$Comp
L Device:R_Small R4
U 1 1 60ADAE92
P 7300 8100
F 0 "R4" V 7104 8100 50  0000 C CNN
F 1 "1k" V 7195 8100 50  0000 C CNN
F 2 "Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P7.62mm_Horizontal" H 7300 8100 50  0001 C CNN
F 3 "~" H 7300 8100 50  0001 C CNN
	1    7300 8100
	0    1    1    0   
$EndComp
$Comp
L power:+5V #PWR032
U 1 1 60AEA52C
P 7400 8100
F 0 "#PWR032" H 7400 7950 50  0001 C CNN
F 1 "+5V" H 7415 8273 50  0000 C CNN
F 2 "" H 7400 8100 50  0001 C CNN
F 3 "" H 7400 8100 50  0001 C CNN
	1    7400 8100
	0    1    1    0   
$EndComp
Wire Wire Line
	6950 8100 7200 8100
Connection ~ 6950 8100
Text Label 13850 2350 2    50   ~ 0
DIEN
Text Label 13850 3600 2    50   ~ 0
DIEN
Text Label 6950 8250 0    50   ~ 0
DIEN
Wire Wire Line
	6300 6600 6300 8200
Wire Wire Line
	6300 8200 6350 8200
$Comp
L Transistor_BJT:BC547 Q1
U 1 1 60B2AA30
P 7600 7300
F 0 "Q1" H 7791 7346 50  0000 L CNN
F 1 "BC547" H 7791 7255 50  0000 L CNN
F 2 "Package_TO_SOT_THT:TO-92_Inline" H 7800 7225 50  0001 L CIN
F 3 "http://www.fairchildsemi.com/ds/BC/BC547.pdf" H 7600 7300 50  0001 L CNN
	1    7600 7300
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR025
U 1 1 60B2ADE8
P 7700 7500
F 0 "#PWR025" H 7700 7250 50  0001 C CNN
F 1 "GND" H 7705 7327 50  0000 C CNN
F 2 "" H 7700 7500 50  0001 C CNN
F 3 "" H 7700 7500 50  0001 C CNN
	1    7700 7500
	1    0    0    -1  
$EndComp
Text GLabel 7700 6950 1    50   Output ~ 0
_ROMDI
Wire Wire Line
	7700 6950 7700 7100
$Comp
L Device:R_Small R2
U 1 1 60B3BB17
P 7250 7300
F 0 "R2" V 7054 7300 50  0000 C CNN
F 1 "4k7" V 7145 7300 50  0000 C CNN
F 2 "Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P7.62mm_Horizontal" H 7250 7300 50  0001 C CNN
F 3 "~" H 7250 7300 50  0001 C CNN
	1    7250 7300
	0    1    1    0   
$EndComp
Wire Wire Line
	7350 7300 7400 7300
Wire Wire Line
	5400 4550 5750 4550
$Comp
L Device:R_Small R5
U 1 1 60B6EA5E
P 5750 4450
F 0 "R5" H 5691 4404 50  0000 R CNN
F 1 "470" H 5691 4495 50  0000 R CNN
F 2 "Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P7.62mm_Horizontal" H 5750 4450 50  0001 C CNN
F 3 "~" H 5750 4450 50  0001 C CNN
	1    5750 4450
	-1   0    0    1   
$EndComp
$Comp
L power:+5V #PWR034
U 1 1 60B6EB32
P 5750 4350
F 0 "#PWR034" H 5750 4200 50  0001 C CNN
F 1 "+5V" H 5850 4400 50  0000 C CNN
F 2 "" H 5750 4350 50  0001 C CNN
F 3 "" H 5750 4350 50  0001 C CNN
	1    5750 4350
	1    0    0    -1  
$EndComp
Connection ~ 5750 4550
Wire Wire Line
	5750 4550 6700 4550
$Comp
L power:+5V #PWR0102
U 1 1 60C23EF1
P 12300 8700
F 0 "#PWR0102" H 12300 8550 50  0001 C CNN
F 1 "+5V" H 12315 8873 50  0000 C CNN
F 2 "" H 12300 8700 50  0001 C CNN
F 3 "" H 12300 8700 50  0001 C CNN
	1    12300 8700
	1    0    0    -1  
$EndComp
$Comp
L power:+5V #PWR0103
U 1 1 60C23F6E
P 15500 8650
F 0 "#PWR0103" H 15500 8500 50  0001 C CNN
F 1 "+5V" H 15515 8823 50  0000 C CNN
F 2 "" H 15500 8650 50  0001 C CNN
F 3 "" H 15500 8650 50  0001 C CNN
	1    15500 8650
	1    0    0    -1  
$EndComp
$Comp
L power:+5V #PWR0104
U 1 1 60C23FEB
P 13900 8650
F 0 "#PWR0104" H 13900 8500 50  0001 C CNN
F 1 "+5V" H 13915 8823 50  0000 C CNN
F 2 "" H 13900 8650 50  0001 C CNN
F 3 "" H 13900 8650 50  0001 C CNN
	1    13900 8650
	1    0    0    -1  
$EndComp
$Comp
L power:+5V #PWR0105
U 1 1 60C24068
P 14700 8650
F 0 "#PWR0105" H 14700 8500 50  0001 C CNN
F 1 "+5V" H 14715 8823 50  0000 C CNN
F 2 "" H 14700 8650 50  0001 C CNN
F 3 "" H 14700 8650 50  0001 C CNN
	1    14700 8650
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0107
U 1 1 60C24162
P 12300 9500
F 0 "#PWR0107" H 12300 9250 50  0001 C CNN
F 1 "GND" H 12305 9327 50  0000 C CNN
F 2 "" H 12300 9500 50  0001 C CNN
F 3 "" H 12300 9500 50  0001 C CNN
	1    12300 9500
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0108
U 1 1 60C241DF
P 15500 9650
F 0 "#PWR0108" H 15500 9400 50  0001 C CNN
F 1 "GND" H 15505 9477 50  0000 C CNN
F 2 "" H 15500 9650 50  0001 C CNN
F 3 "" H 15500 9650 50  0001 C CNN
	1    15500 9650
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0109
U 1 1 60C2425C
P 13900 9650
F 0 "#PWR0109" H 13900 9400 50  0001 C CNN
F 1 "GND" H 13905 9477 50  0000 C CNN
F 2 "" H 13900 9650 50  0001 C CNN
F 3 "" H 13900 9650 50  0001 C CNN
	1    13900 9650
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0110
U 1 1 60C242D9
P 14700 9650
F 0 "#PWR0110" H 14700 9400 50  0001 C CNN
F 1 "GND" H 14705 9477 50  0000 C CNN
F 2 "" H 14700 9650 50  0001 C CNN
F 3 "" H 14700 9650 50  0001 C CNN
	1    14700 9650
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C6
U 1 1 60C28316
P 11200 7750
F 0 "C6" H 11292 7796 50  0000 L CNN
F 1 "47n" H 11292 7705 50  0000 L CNN
F 2 "Capacitor_THT:C_Disc_D4.3mm_W1.9mm_P5.00mm" H 11200 7750 50  0001 C CNN
F 3 "~" H 11200 7750 50  0001 C CNN
	1    11200 7750
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C7
U 1 1 60C28708
P 11450 7750
F 0 "C7" H 11542 7796 50  0000 L CNN
F 1 "47n" H 11542 7705 50  0000 L CNN
F 2 "Capacitor_THT:C_Disc_D4.3mm_W1.9mm_P5.00mm" H 11450 7750 50  0001 C CNN
F 3 "~" H 11450 7750 50  0001 C CNN
	1    11450 7750
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C8
U 1 1 60C2879A
P 11700 7750
F 0 "C8" H 11792 7796 50  0000 L CNN
F 1 "47n" H 11792 7705 50  0000 L CNN
F 2 "Capacitor_THT:C_Disc_D4.3mm_W1.9mm_P5.00mm" H 11700 7750 50  0001 C CNN
F 3 "~" H 11700 7750 50  0001 C CNN
	1    11700 7750
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C9
U 1 1 60C2882A
P 11900 7750
F 0 "C9" H 11992 7796 50  0000 L CNN
F 1 "47n" H 11992 7705 50  0000 L CNN
F 2 "Capacitor_THT:C_Disc_D4.3mm_W1.9mm_P5.00mm" H 11900 7750 50  0001 C CNN
F 3 "~" H 11900 7750 50  0001 C CNN
	1    11900 7750
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C11
U 1 1 60C2894C
P 12350 7750
F 0 "C11" H 12442 7796 50  0000 L CNN
F 1 "47n" H 12442 7705 50  0000 L CNN
F 2 "Capacitor_THT:C_Disc_D4.3mm_W1.9mm_P5.00mm" H 12350 7750 50  0001 C CNN
F 3 "~" H 12350 7750 50  0001 C CNN
	1    12350 7750
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C12
U 1 1 60C289DE
P 12550 7750
F 0 "C12" H 12642 7796 50  0000 L CNN
F 1 "47n" H 12642 7705 50  0000 L CNN
F 2 "Capacitor_THT:C_Disc_D4.3mm_W1.9mm_P5.00mm" H 12550 7750 50  0001 C CNN
F 3 "~" H 12550 7750 50  0001 C CNN
	1    12550 7750
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C13
U 1 1 60C28A72
P 12750 7750
F 0 "C13" H 12842 7796 50  0000 L CNN
F 1 "47n" H 12842 7705 50  0000 L CNN
F 2 "Capacitor_THT:C_Disc_D4.3mm_W1.9mm_P5.00mm" H 12750 7750 50  0001 C CNN
F 3 "~" H 12750 7750 50  0001 C CNN
	1    12750 7750
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C14
U 1 1 60C28B08
P 12950 7750
F 0 "C14" H 13042 7796 50  0000 L CNN
F 1 "47n" H 13042 7705 50  0000 L CNN
F 2 "Capacitor_THT:C_Disc_D4.3mm_W1.9mm_P5.00mm" H 12950 7750 50  0001 C CNN
F 3 "~" H 12950 7750 50  0001 C CNN
	1    12950 7750
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C15
U 1 1 60C28BA8
P 13150 7750
F 0 "C15" H 13242 7796 50  0000 L CNN
F 1 "47n" H 13242 7705 50  0000 L CNN
F 2 "Capacitor_THT:C_Disc_D4.3mm_W1.9mm_P5.00mm" H 13150 7750 50  0001 C CNN
F 3 "~" H 13150 7750 50  0001 C CNN
	1    13150 7750
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C10
U 1 1 60C28C46
P 12100 7750
F 0 "C10" H 12192 7796 50  0000 L CNN
F 1 "47n" H 12192 7705 50  0000 L CNN
F 2 "Capacitor_THT:C_Disc_D4.3mm_W1.9mm_P5.00mm" H 12100 7750 50  0001 C CNN
F 3 "~" H 12100 7750 50  0001 C CNN
	1    12100 7750
	1    0    0    -1  
$EndComp
$Comp
L Device:CP_Small C5
U 1 1 60C39D99
P 10700 7750
F 0 "C5" H 10788 7796 50  0000 L CNN
F 1 "CP_Small" H 10788 7705 50  0000 L CNN
F 2 "Capacitor_THT:CP_Axial_L11.0mm_D5.0mm_P18.00mm_Horizontal" H 10700 7750 50  0001 C CNN
F 3 "~" H 10700 7750 50  0001 C CNN
	1    10700 7750
	1    0    0    -1  
$EndComp
$Comp
L Device:CP_Small C4
U 1 1 60C39F15
P 10500 7750
F 0 "C4" H 10588 7796 50  0000 L CNN
F 1 "CP_Small" H 10588 7705 50  0000 L CNN
F 2 "Capacitor_THT:CP_Axial_L11.0mm_D5.0mm_P18.00mm_Horizontal" H 10500 7750 50  0001 C CNN
F 3 "~" H 10500 7750 50  0001 C CNN
	1    10500 7750
	1    0    0    -1  
$EndComp
Wire Wire Line
	10500 7850 10700 7850
Connection ~ 10700 7850
Wire Wire Line
	10700 7850 11200 7850
Connection ~ 11200 7850
Wire Wire Line
	11200 7850 11450 7850
Connection ~ 11450 7850
Wire Wire Line
	11450 7850 11700 7850
Connection ~ 11700 7850
Wire Wire Line
	11700 7850 11900 7850
Connection ~ 11900 7850
Wire Wire Line
	11900 7850 12100 7850
Connection ~ 12100 7850
Wire Wire Line
	12100 7850 12350 7850
Connection ~ 12350 7850
Wire Wire Line
	12350 7850 12550 7850
Connection ~ 12550 7850
Wire Wire Line
	12550 7850 12750 7850
Connection ~ 12750 7850
Wire Wire Line
	12750 7850 12950 7850
Connection ~ 12950 7850
Wire Wire Line
	12950 7850 13150 7850
Wire Wire Line
	13150 7650 12950 7650
Connection ~ 10700 7650
Wire Wire Line
	10700 7650 10500 7650
Connection ~ 11200 7650
Wire Wire Line
	11200 7650 10700 7650
Connection ~ 11450 7650
Wire Wire Line
	11450 7650 11200 7650
Connection ~ 11700 7650
Wire Wire Line
	11700 7650 11450 7650
Connection ~ 11900 7650
Wire Wire Line
	11900 7650 11700 7650
Connection ~ 12100 7650
Wire Wire Line
	12100 7650 11900 7650
Connection ~ 12350 7650
Wire Wire Line
	12350 7650 12100 7650
Connection ~ 12550 7650
Wire Wire Line
	12550 7650 12350 7650
Connection ~ 12750 7650
Wire Wire Line
	12750 7650 12550 7650
Connection ~ 12950 7650
Wire Wire Line
	12950 7650 12750 7650
$Comp
L power:+5V #PWR039
U 1 1 60C5E8F7
P 10500 7650
F 0 "#PWR039" H 10500 7500 50  0001 C CNN
F 1 "+5V" H 10515 7823 50  0000 C CNN
F 2 "" H 10500 7650 50  0001 C CNN
F 3 "" H 10500 7650 50  0001 C CNN
	1    10500 7650
	1    0    0    -1  
$EndComp
Connection ~ 10500 7650
$Comp
L power:GND #PWR041
U 1 1 60C5EB6F
P 10500 7850
F 0 "#PWR041" H 10500 7600 50  0001 C CNN
F 1 "GND" H 10505 7677 50  0000 C CNN
F 2 "" H 10500 7850 50  0001 C CNN
F 3 "" H 10500 7850 50  0001 C CNN
	1    10500 7850
	1    0    0    -1  
$EndComp
Connection ~ 10500 7850
$Comp
L Device:Jumper_NO_Small JP1
U 1 1 60C5F983
P 7400 7500
F 0 "JP1" V 7354 7548 50  0000 L CNN
F 1 "Jumper_NO_Small" V 7445 7548 50  0000 L CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical" H 7400 7500 50  0001 C CNN
F 3 "~" H 7400 7500 50  0001 C CNN
	1    7400 7500
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR042
U 1 1 60C5FBDA
P 7400 7600
F 0 "#PWR042" H 7400 7350 50  0001 C CNN
F 1 "GND" H 7405 7427 50  0000 C CNN
F 2 "" H 7400 7600 50  0001 C CNN
F 3 "" H 7400 7600 50  0001 C CNN
	1    7400 7600
	1    0    0    -1  
$EndComp
Wire Wire Line
	7400 7400 7400 7300
Connection ~ 7400 7300
$Comp
L 74xx:74LS03 U10
U 5 1 60C8DA4D
P 10650 9100
F 0 "U10" H 10880 9146 50  0000 L CNN
F 1 "74LS03" H 10880 9055 50  0000 L CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 10650 9100 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS03" H 10650 9100 50  0001 C CNN
	5    10650 9100
	1    0    0    -1  
$EndComp
$Comp
L power:+5V #PWR043
U 1 1 60CA37D9
P 10650 8600
F 0 "#PWR043" H 10650 8450 50  0001 C CNN
F 1 "+5V" H 10665 8773 50  0000 C CNN
F 2 "" H 10650 8600 50  0001 C CNN
F 3 "" H 10650 8600 50  0001 C CNN
	1    10650 8600
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR044
U 1 1 60CA3872
P 10650 9600
F 0 "#PWR044" H 10650 9350 50  0001 C CNN
F 1 "GND" H 10655 9427 50  0000 C CNN
F 2 "" H 10650 9600 50  0001 C CNN
F 3 "" H 10650 9600 50  0001 C CNN
	1    10650 9600
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS02 U12
U 5 1 60CBA813
P 13100 9100
F 0 "U12" H 13330 9146 50  0000 L CNN
F 1 "74LS02" H 13330 9055 50  0000 L CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 13100 9100 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls02" H 13100 9100 50  0001 C CNN
	5    13100 9100
	1    0    0    -1  
$EndComp
$Comp
L power:+5V #PWR045
U 1 1 60D10F98
P 13100 8600
F 0 "#PWR045" H 13100 8450 50  0001 C CNN
F 1 "+5V" H 13115 8773 50  0000 C CNN
F 2 "" H 13100 8600 50  0001 C CNN
F 3 "" H 13100 8600 50  0001 C CNN
	1    13100 8600
	1    0    0    -1  
$EndComp
$Comp
L U_Serie:DS8216 U1
U 1 1 60D42CAD
P 14350 1900
F 0 "U1" H 14350 2575 50  0000 C CNN
F 1 "DS8216" H 14350 2484 50  0000 C CNN
F 2 "Package_DIP:DIP-16_W7.62mm" H 14300 1850 50  0001 C CNN
F 3 "" H 14300 1850 50  0001 C CNN
	1    14350 1900
	1    0    0    -1  
$EndComp
$Comp
L U_Serie:DS8216 U2
U 1 1 60D42EF8
P 14350 3150
F 0 "U2" H 14350 3825 50  0000 C CNN
F 1 "DS8216" H 14350 3734 50  0000 C CNN
F 2 "Package_DIP:DIP-16_W7.62mm" H 14300 3100 50  0001 C CNN
F 3 "" H 14300 3100 50  0001 C CNN
	1    14350 3150
	1    0    0    -1  
$EndComp
$Comp
L U_Serie:DS8216 U1
U 2 1 60D58855
P 13550 7750
F 0 "U1" H 13608 7796 50  0000 L CNN
F 1 "DS8216" H 13608 7705 50  0000 L CNN
F 2 "Package_DIP:DIP-16_W7.62mm" H 13500 7700 50  0001 C CNN
F 3 "" H 13500 7700 50  0001 C CNN
	2    13550 7750
	1    0    0    -1  
$EndComp
$Comp
L U_Serie:DS8216 U2
U 2 1 60D58929
P 13700 7750
F 0 "U2" H 13758 7796 50  0000 L CNN
F 1 "DS8216" H 13758 7705 50  0000 L CNN
F 2 "Package_DIP:DIP-16_W7.62mm" H 13650 7700 50  0001 C CNN
F 3 "" H 13650 7700 50  0001 C CNN
	2    13700 7750
	1    0    0    -1  
$EndComp
$Comp
L power:+5V #PWR0111
U 1 1 60D589DB
P 13550 7450
F 0 "#PWR0111" H 13550 7300 50  0001 C CNN
F 1 "+5V" H 13565 7623 50  0000 C CNN
F 2 "" H 13550 7450 50  0001 C CNN
F 3 "" H 13550 7450 50  0001 C CNN
	1    13550 7450
	1    0    0    -1  
$EndComp
$Comp
L power:+5V #PWR0112
U 1 1 60D58A76
P 13700 7450
F 0 "#PWR0112" H 13700 7300 50  0001 C CNN
F 1 "+5V" H 13715 7623 50  0000 C CNN
F 2 "" H 13700 7450 50  0001 C CNN
F 3 "" H 13700 7450 50  0001 C CNN
	1    13700 7450
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0113
U 1 1 60D58B11
P 13700 8050
F 0 "#PWR0113" H 13700 7800 50  0001 C CNN
F 1 "GND" H 13705 7877 50  0000 C CNN
F 2 "" H 13700 8050 50  0001 C CNN
F 3 "" H 13700 8050 50  0001 C CNN
	1    13700 8050
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0114
U 1 1 60D58BAC
P 13550 8050
F 0 "#PWR0114" H 13550 7800 50  0001 C CNN
F 1 "GND" H 13555 7877 50  0000 C CNN
F 2 "" H 13550 8050 50  0001 C CNN
F 3 "" H 13550 8050 50  0001 C CNN
	1    13550 8050
	1    0    0    -1  
$EndComp
NoConn ~ 2350 2300
NoConn ~ 2850 2300
$Comp
L Connector_Generic:Conn_02x29_Top_Bottom J1
U 1 1 604BAD87
P 2550 2300
F 0 "J1" H 2600 3917 50  0000 C CNN
F 1 "Conn_02x29_Top_Bottom" H 2600 3826 50  0000 C CNN
F 2 "RFT_EFS:EFS_58" H 2550 2300 50  0001 C CNN
F 3 "~" H 2550 2300 50  0001 C CNN
	1    2550 2300
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS03 U21
U 5 1 604D4C4F
P 11550 9050
F 0 "U21" H 11550 9375 50  0000 C CNN
F 1 "74LS03" H 11550 9284 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 11550 9050 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS03" H 11550 9050 50  0001 C CNN
	5    11550 9050
	1    0    0    -1  
$EndComp
$Comp
L power:+5V #PWR0101
U 1 1 604D5099
P 11550 8550
F 0 "#PWR0101" H 11550 8400 50  0001 C CNN
F 1 "+5V" H 11565 8723 50  0000 C CNN
F 2 "" H 11550 8550 50  0001 C CNN
F 3 "" H 11550 8550 50  0001 C CNN
	1    11550 8550
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0106
U 1 1 604D5134
P 11550 9550
F 0 "#PWR0106" H 11550 9300 50  0001 C CNN
F 1 "GND" H 11555 9377 50  0000 C CNN
F 2 "" H 11550 9550 50  0001 C CNN
F 3 "" H 11550 9550 50  0001 C CNN
	1    11550 9550
	1    0    0    -1  
$EndComp
$Comp
L Mechanical:MountingHole H1
U 1 1 60480AB6
P 10750 10250
F 0 "H1" H 10850 10296 50  0000 L CNN
F 1 "MountingHole" H 10850 10205 50  0000 L CNN
F 2 "MountingHole:MountingHole_4.3mm_M4_DIN965" H 10750 10250 50  0001 C CNN
F 3 "~" H 10750 10250 50  0001 C CNN
	1    10750 10250
	1    0    0    -1  
$EndComp
$Comp
L Mechanical:MountingHole H2
U 1 1 60480DC1
P 10750 10450
F 0 "H2" H 10850 10496 50  0000 L CNN
F 1 "MountingHole" H 10850 10405 50  0000 L CNN
F 2 "MountingHole:MountingHole_4.3mm_M4_DIN965" H 10750 10450 50  0001 C CNN
F 3 "~" H 10750 10450 50  0001 C CNN
	1    10750 10450
	1    0    0    -1  
$EndComp
$Comp
L Mechanical:MountingHole H3
U 1 1 60480E6D
P 10750 10650
F 0 "H3" H 10850 10696 50  0000 L CNN
F 1 "MountingHole" H 10850 10605 50  0000 L CNN
F 2 "MountingHole:MountingHole_4.3mm_M4_DIN965" H 10750 10650 50  0001 C CNN
F 3 "~" H 10750 10650 50  0001 C CNN
	1    10750 10650
	1    0    0    -1  
$EndComp
$Comp
L Mechanical:MountingHole H4
U 1 1 60480F17
P 10750 10850
F 0 "H4" H 10850 10896 50  0000 L CNN
F 1 "MountingHole" H 10850 10805 50  0000 L CNN
F 2 "MountingHole:MountingHole_4.3mm_M4_DIN965" H 10750 10850 50  0001 C CNN
F 3 "~" H 10750 10850 50  0001 C CNN
	1    10750 10850
	1    0    0    -1  
$EndComp
Wire Wire Line
	5700 6600 6300 6600
Wire Wire Line
	2050 7850 2050 8800
Wire Wire Line
	2050 8800 2750 8800
Connection ~ 2050 7850
Wire Wire Line
	5450 3250 5450 3850
Wire Wire Line
	5450 3250 6050 3250
Wire Wire Line
	6150 7300 6150 9150
Wire Wire Line
	6150 7300 7150 7300
Connection ~ 6150 9150
Wire Wire Line
	6150 9150 6350 9150
Wire Wire Line
	5200 9150 6150 9150
Wire Wire Line
	3750 3950 3750 5950
Wire Wire Line
	3750 5950 5500 5950
Wire Wire Line
	5500 5950 5500 8300
Wire Wire Line
	3750 3950 4400 3950
Wire Bus Line
	12650 1000 12650 5150
Wire Bus Line
	10550 1000 10550 5150
Wire Bus Line
	10750 1100 10750 4950
Wire Bus Line
	12850 1100 12850 4950
Wire Bus Line
	15200 1000 15200 3400
Wire Bus Line
	13350 1100 13350 3300
Connection ~ 5500 8300
$EndSCHEMATC