PLUSD.sch

EESchema Schematic File Version 4
LIBS:All Spectrums-cache
EELAYER 26 0
EELAYER END
$Descr A3 16535 11693
encoding utf-8
Sheet 14 17
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L Connector_Generic:Conn_02x17_Odd_Even J28
U 1 1 5B1B78A6
P 11500 2100
F 0 "J28" H 11550 3117 50  0000 C CNN
F 1 "Conn_02x17_Odd_Even" H 11550 3026 50  0000 C CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_2x17_P2.54mm_Vertical" H 11500 2100 50  0001 C CNN
F 3 "~" H 11500 2100 50  0001 C CNN
	1    11500 2100
	-1   0    0    -1  
$EndComp
Wire Wire Line
	11700 2900 11700 3000
Connection ~ 11700 2900
Connection ~ 11700 2800
Connection ~ 11700 2700
Connection ~ 11700 2600
Connection ~ 11700 2500
Connection ~ 11700 2400
Connection ~ 11700 2300
Connection ~ 11700 2200
Connection ~ 11700 2100
Connection ~ 11700 2000
Connection ~ 11700 1900
Connection ~ 11700 1800
Connection ~ 11700 1700
Connection ~ 11700 1600
Connection ~ 11700 1500
Connection ~ 11700 1400
Wire Wire Line
	11700 2600 11700 2700
Wire Wire Line
	11700 2100 11700 2200
Wire Wire Line
	11700 2500 11700 2600
Wire Wire Line
	11700 2000 11700 2100
Wire Wire Line
	11700 2400 11700 2500
Wire Wire Line
	11700 1900 11700 2000
Wire Wire Line
	11700 2700 11700 2800
Wire Wire Line
	11700 2800 11700 2900
Wire Wire Line
	11700 2200 11700 2300
Wire Wire Line
	11700 2300 11700 2400
Wire Wire Line
	11700 1800 11700 1900
Wire Wire Line
	11700 1700 11700 1800
Wire Wire Line
	11700 1600 11700 1700
Wire Wire Line
	11700 1500 11700 1600
Wire Wire Line
	11700 1400 11700 1500
Wire Wire Line
	11700 1300 11700 1400
$Comp
L power:GND #PWR041
U 1 1 5B1B8020
P 11700 3000
F 0 "#PWR041" H 11700 2750 50  0001 C CNN
F 1 "GND" H 11705 2827 50  0000 C CNN
F 2 "" H 11700 3000 50  0001 C CNN
F 3 "" H 11700 3000 50  0001 C CNN
	1    11700 3000
	1    0    0    -1  
$EndComp
$Comp
L All-Spectrums-rescue:74LS06-Logic_74xx U3
U 1 1 5B1B8575
P 9500 2050
F 0 "U3" H 9500 2367 50  0000 C CNN
F 1 "74LS06" H 9500 2276 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm_LongPads" H 9500 2050 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS06" H 9500 2050 50  0001 C CNN
	1    9500 2050
	1    0    0    -1  
$EndComp
$Comp
L All-Spectrums-rescue:74LS06-Logic_74xx U3
U 2 1 5B1B85E5
P 9900 1300
F 0 "U3" H 9900 1617 50  0000 C CNN
F 1 "74LS06" H 9900 1526 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm_LongPads" H 9900 1300 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS06" H 9900 1300 50  0001 C CNN
	2    9900 1300
	1    0    0    -1  
$EndComp
$Comp
L All-Spectrums-rescue:74LS06-Logic_74xx U3
U 3 1 5B1B8669
P 9900 1800
F 0 "U3" H 9900 2117 50  0000 C CNN
F 1 "74LS06" H 9900 2026 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm_LongPads" H 9900 1800 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS06" H 9900 1800 50  0001 C CNN
	3    9900 1800
	1    0    0    -1  
$EndComp
$Comp
L All-Spectrums-rescue:74LS06-Logic_74xx U3
U 6 1 5B1B86AF
P 9900 2300
F 0 "U3" H 9900 2617 50  0000 C CNN
F 1 "74LS06" H 9900 2526 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm_LongPads" H 9900 2300 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS06" H 9900 2300 50  0001 C CNN
	6    9900 2300
	1    0    0    -1  
$EndComp
Wire Wire Line
	11200 2300 10350 2300
Wire Wire Line
	10350 2300 10350 2050
Wire Wire Line
	10350 2050 9800 2050
Wire Wire Line
	11200 2100 10550 2100
Wire Wire Line
	10550 2100 10550 1550
Wire Wire Line
	10550 1550 9800 1550
Wire Wire Line
	11200 2200 10450 2200
Wire Wire Line
	10450 2200 10450 1800
Wire Wire Line
	10450 1800 10200 1800
Wire Wire Line
	11200 2400 10250 2400
Wire Wire Line
	10250 2400 10250 2300
Wire Wire Line
	10250 2300 10200 2300
$Comp
L ALEA:WD1772 U22
U 1 1 5B1BE7D3
P 7050 2300
F 0 "U22" H 6700 3250 50  0000 C CNN
F 1 "WD1772" H 7300 3250 50  0000 C CNN
F 2 "Package_DIP:DIP-28_W15.24mm_LongPads" H 7800 1100 50  0001 C CNN
F 3 "https://amaus.net/static/S100/western%20digital/datasheet/Western%20Digital%20FD1771%20Specification%20197710.pdf" H 7050 2300 50  0001 C CNN
	1    7050 2300
	1    0    0    -1  
$EndComp
Wire Wire Line
	7550 2200 9150 2200
Wire Wire Line
	9150 2200 9150 2050
Wire Wire Line
	9150 2050 9200 2050
Wire Wire Line
	9050 2600 9050 1900
Wire Wire Line
	9050 1900 8250 1900
Wire Wire Line
	11200 1600 10850 1600
Wire Wire Line
	10850 1600 10850 900 
Wire Wire Line
	10850 900  8550 900 
Wire Wire Line
	8550 900  8550 2000
Wire Wire Line
	8550 2000 7950 2000
Wire Wire Line
	8950 2500 8950 2100
Wire Wire Line
	8950 2100 8100 2100
Wire Wire Line
	8850 1800 8850 2400
Wire Wire Line
	8850 2400 7550 2400
Wire Wire Line
	9600 1800 8850 1800
Wire Wire Line
	7550 2500 8750 2500
Wire Wire Line
	9600 1300 8650 1300
Wire Wire Line
	8650 1300 8650 2600
Wire Wire Line
	8650 2600 7550 2600
$Comp
L power:GND #PWR038
U 1 1 5B1C89E8
P 7650 1700
F 0 "#PWR038" H 7650 1450 50  0001 C CNN
F 1 "GND" V 7655 1572 50  0000 R CNN
F 2 "" H 7650 1700 50  0001 C CNN
F 3 "" H 7650 1700 50  0001 C CNN
	1    7650 1700
	0    -1   -1   0   
$EndComp
Wire Wire Line
	7550 1700 7650 1700
$Comp
L power:GND #PWR081
U 1 1 5B1CA321
P 7050 3200
F 0 "#PWR081" H 7050 2950 50  0001 C CNN
F 1 "GND" H 7055 3027 50  0000 C CNN
F 2 "" H 7050 3200 50  0001 C CNN
F 3 "" H 7050 3200 50  0001 C CNN
	1    7050 3200
	1    0    0    -1  
$EndComp
$Comp
L power:+5V #PWR021
U 1 1 5B1CBDE7
P 7050 1200
F 0 "#PWR021" H 7050 1050 50  0001 C CNN
F 1 "+5V" H 7065 1373 50  0000 C CNN
F 2 "" H 7050 1200 50  0001 C CNN
F 3 "" H 7050 1200 50  0001 C CNN
	1    7050 1200
	1    0    0    -1  
$EndComp
Wire Wire Line
	7050 1200 7050 1300
Wire Wire Line
	11200 2000 10650 2000
Wire Wire Line
	10650 2000 10650 1300
Wire Wire Line
	10650 1300 10200 1300
$Comp
L All-Spectrums-rescue:74LS06-Logic_74xx U3
U 5 1 5B1B862F
P 9500 1550
F 0 "U3" H 9500 1867 50  0000 C CNN
F 1 "74LS06" H 9500 1776 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm_LongPads" H 9500 1550 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS06" H 9500 1550 50  0001 C CNN
	5    9500 1550
	1    0    0    -1  
$EndComp
Wire Wire Line
	8750 2500 8750 1550
Wire Wire Line
	8750 1550 9200 1550
Wire Wire Line
	8950 2500 11200 2500
Wire Wire Line
	9050 2600 11200 2600
Wire Wire Line
	7550 2700 8400 2700
Wire Wire Line
	7550 2300 9600 2300
NoConn ~ 11200 1300
NoConn ~ 11200 1400
NoConn ~ 11200 1500
NoConn ~ 11200 1900
Text Label 11000 1700 0    50   ~ 0
DS0
Text Label 11000 1800 0    50   ~ 0
DS1
NoConn ~ 11200 2900
Wire Wire Line
	11200 2800 10950 2800
Text Label 11000 2800 0    50   ~ 0
XXX
Entry Wire Line
	6050 1600 6150 1500
Entry Wire Line
	6050 1700 6150 1600
Entry Wire Line
	6050 1800 6150 1700
Entry Wire Line
	6050 1900 6150 1800
Entry Wire Line
	6050 2000 6150 1900
Entry Wire Line
	6050 2100 6150 2000
Entry Wire Line
	6050 2200 6150 2100
Entry Wire Line
	6050 2300 6150 2200
Wire Wire Line
	6150 1500 6550 1500
Wire Wire Line
	6150 1600 6550 1600
Wire Wire Line
	6150 1700 6550 1700
Wire Wire Line
	6150 1800 6550 1800
Wire Wire Line
	6150 1900 6550 1900
Wire Wire Line
	6150 2000 6550 2000
Wire Wire Line
	6150 2100 6550 2100
Wire Wire Line
	6150 2200 6550 2200
Text Label 6300 1500 0    50   ~ 0
D0
Text Label 6300 1600 0    50   ~ 0
D1
Text Label 6300 1700 0    50   ~ 0
D2
Text Label 6300 1800 0    50   ~ 0
D3
Text Label 6300 1900 0    50   ~ 0
D4
Text Label 6300 2000 0    50   ~ 0
D5
Text Label 6300 2100 0    50   ~ 0
D6
Text Label 6300 2200 0    50   ~ 0
D7
Entry Wire Line
	3600 3000 3500 2900
Entry Wire Line
	3600 3100 3500 3000
Entry Wire Line
	3600 3200 3500 3100
Entry Wire Line
	3600 3300 3500 3200
Entry Wire Line
	3600 3400 3500 3300
Entry Wire Line
	3600 3500 3500 3400
Entry Wire Line
	3600 3600 3500 3500
Entry Wire Line
	3600 3700 3500 3600
Wire Wire Line
	3500 2900 3100 2900
Wire Wire Line
	3500 3000 3100 3000
Wire Wire Line
	3500 3100 3100 3100
Wire Wire Line
	3500 3200 3100 3200
Wire Wire Line
	3500 3300 3100 3300
Wire Wire Line
	3500 3400 3100 3400
Wire Wire Line
	3500 3500 3100 3500
Wire Wire Line
	3500 3600 3100 3600
Text Label 3350 2900 2    50   ~ 0
D0
Text Label 3350 3000 2    50   ~ 0
D1
Text Label 3350 3100 2    50   ~ 0
D2
Text Label 3350 3200 2    50   ~ 0
D3
Text Label 3350 3300 2    50   ~ 0
D4
Text Label 3350 3400 2    50   ~ 0
D5
Text Label 3350 3500 2    50   ~ 0
D6
Text Label 3350 3600 2    50   ~ 0
D7
Wire Bus Line
	3600 700  6050 700 
Entry Wire Line
	6050 2700 6150 2600
Entry Wire Line
	6050 2600 6150 2500
Wire Wire Line
	6150 2500 6550 2500
Text Label 6300 2500 0    50   ~ 0
WR
Wire Wire Line
	6150 2600 6550 2600
Text Label 6300 2600 0    50   ~ 0
A3
Wire Wire Line
	6150 2700 6550 2700
Text Label 6300 2700 0    50   ~ 0
A4
Entry Wire Line
	6050 2800 6150 2700
Entry Wire Line
	3600 1600 3500 1500
Entry Wire Line
	950  2800 1050 2700
Wire Wire Line
	1050 2700 1700 2700
Text Label 1450 2700 0    50   ~ 0
WR
Wire Wire Line
	3500 1500 3100 1500
Text Label 3350 1500 2    50   ~ 0
A3
Wire Wire Line
	3500 1600 3100 1600
Text Label 3350 1600 2    50   ~ 0
A4
Entry Wire Line
	3600 1700 3500 1600
Entry Wire Line
	6050 1600 5950 1500
Entry Wire Line
	6050 1700 5950 1600
Entry Wire Line
	6050 1800 5950 1700
Entry Wire Line
	6050 1900 5950 1800
Entry Wire Line
	6050 2000 5950 1900
Entry Wire Line
	6050 2100 5950 2000
Entry Wire Line
	6050 2200 5950 2100
Entry Wire Line
	6050 2300 5950 2200
Wire Wire Line
	5950 1500 5550 1500
Wire Wire Line
	5950 1600 5550 1600
Wire Wire Line
	5950 1700 5550 1700
Wire Wire Line
	5950 1800 5550 1800
Wire Wire Line
	5950 1900 5550 1900
Wire Wire Line
	5950 2000 5550 2000
Wire Wire Line
	5950 2100 5550 2100
Wire Wire Line
	5950 2200 5550 2200
Text Label 5800 1500 2    50   ~ 0
D0
Text Label 5800 1600 2    50   ~ 0
D1
Text Label 5800 1700 2    50   ~ 0
D2
Text Label 5800 1800 2    50   ~ 0
D3
Text Label 5800 1900 2    50   ~ 0
D4
Text Label 5800 2000 2    50   ~ 0
D5
Text Label 5800 2100 2    50   ~ 0
D6
Text Label 5800 2200 2    50   ~ 0
D7
$Comp
L power:+5V #PWR030
U 1 1 5B319747
P 5150 1250
F 0 "#PWR030" H 5150 1100 50  0001 C CNN
F 1 "+5V" H 5165 1423 50  0000 C CNN
F 2 "" H 5150 1250 50  0001 C CNN
F 3 "" H 5150 1250 50  0001 C CNN
	1    5150 1250
	1    0    0    -1  
$EndComp
Wire Wire Line
	5150 1250 5150 1300
$Comp
L power:GND #PWR082
U 1 1 5B31CF26
P 5150 3450
F 0 "#PWR082" H 5150 3200 50  0001 C CNN
F 1 "GND" H 5155 3277 50  0000 C CNN
F 2 "" H 5150 3450 50  0001 C CNN
F 3 "" H 5150 3450 50  0001 C CNN
	1    5150 3450
	1    0    0    -1  
$EndComp
Wire Wire Line
	5150 3400 5150 3450
Wire Wire Line
	3700 2700 4750 2700
Text Label 4500 2700 0    50   ~ 0
A12
Entry Wire Line
	3600 1600 3700 1500
Wire Wire Line
	3700 1500 4750 1500
Text Label 4500 1500 0    50   ~ 0
A0
Wire Wire Line
	3700 1600 4750 1600
Text Label 4500 1600 0    50   ~ 0
A1
Entry Wire Line
	3600 1700 3700 1600
Entry Wire Line
	3600 1800 3700 1700
Wire Wire Line
	3700 1700 4750 1700
Text Label 4500 1700 0    50   ~ 0
A2
Wire Wire Line
	3700 1800 4750 1800
Text Label 4500 1800 0    50   ~ 0
A3
Entry Wire Line
	3600 1900 3700 1800
Entry Wire Line
	3600 2000 3700 1900
Wire Wire Line
	3700 1900 4750 1900
Text Label 4500 1900 0    50   ~ 0
A4
Wire Wire Line
	3700 2000 4750 2000
Text Label 4500 2000 0    50   ~ 0
A5
Entry Wire Line
	3600 2100 3700 2000
Entry Wire Line
	3600 2200 3700 2100
Wire Wire Line
	3700 2100 4750 2100
Text Label 4500 2100 0    50   ~ 0
A6
Wire Wire Line
	3700 2200 4750 2200
Text Label 4500 2200 0    50   ~ 0
A7
Entry Wire Line
	3600 2300 3700 2200
Entry Wire Line
	3600 2400 3700 2300
Wire Wire Line
	3700 2300 4750 2300
Text Label 4500 2300 0    50   ~ 0
A8
Wire Wire Line
	3700 2400 4750 2400
Text Label 4500 2400 0    50   ~ 0
A9
Entry Wire Line
	3600 2500 3700 2400
Entry Wire Line
	3600 2600 3700 2500
Wire Wire Line
	3700 2500 4750 2500
Text Label 4500 2500 0    50   ~ 0
A10
Wire Wire Line
	3700 2600 4750 2600
Text Label 4500 2600 0    50   ~ 0
A11
Entry Wire Line
	3600 2700 3700 2600
Entry Wire Line
	3600 2800 3700 2700
Entry Wire Line
	950  2700 1050 2600
Wire Wire Line
	1050 2600 1700 2600
Text Label 1450 2600 0    50   ~ 0
RD
Entry Wire Line
	3600 3200 3700 3100
Wire Wire Line
	3700 3100 4750 3100
Text Label 4500 3100 0    50   ~ 0
RD
Wire Wire Line
	6150 2900 6550 2900
Text Label 6300 2900 0    50   ~ 0
RESET
Entry Wire Line
	6050 3000 6150 2900
Wire Wire Line
	1050 2100 1700 2100
Text Label 1350 2100 0    50   ~ 0
RESET
Entry Wire Line
	950  2200 1050 2100
Text GLabel 5950 2400 0    50   Input ~ 0
PD_FDC_CS
Wire Wire Line
	5950 2400 6550 2400
Wire Wire Line
	5950 4250 5550 4250
Wire Wire Line
	5950 4350 5550 4350
Wire Wire Line
	5950 4450 5550 4450
Wire Wire Line
	5950 4550 5550 4550
Wire Wire Line
	5950 4650 5550 4650
Wire Wire Line
	5950 4750 5550 4750
Wire Wire Line
	5950 4850 5550 4850
Wire Wire Line
	5950 4950 5550 4950
Text Label 5800 4250 2    50   ~ 0
D0
Text Label 5800 4350 2    50   ~ 0
D1
Text Label 5800 4450 2    50   ~ 0
D2
Text Label 5800 4550 2    50   ~ 0
D3
Text Label 5800 4650 2    50   ~ 0
D4
Text Label 5800 4750 2    50   ~ 0
D5
Text Label 5800 4850 2    50   ~ 0
D6
Text Label 5800 4950 2    50   ~ 0
D7
$Comp
L power:+5V #PWR084
U 1 1 5B3D1B87
P 5150 4000
F 0 "#PWR084" H 5150 3850 50  0001 C CNN
F 1 "+5V" H 5165 4173 50  0000 C CNN
F 2 "" H 5150 4000 50  0001 C CNN
F 3 "" H 5150 4000 50  0001 C CNN
	1    5150 4000
	1    0    0    -1  
$EndComp
Wire Wire Line
	5150 4000 5150 4050
$Comp
L power:GND #PWR094
U 1 1 5B3D1B8E
P 2250 6600
F 0 "#PWR094" H 2250 6350 50  0001 C CNN
F 1 "GND" H 2255 6427 50  0000 C CNN
F 2 "" H 2250 6600 50  0001 C CNN
F 3 "" H 2250 6600 50  0001 C CNN
	1    2250 6600
	1    0    0    -1  
$EndComp
Wire Wire Line
	5150 6250 5150 6300
Wire Wire Line
	3700 5450 4750 5450
Text Label 4500 5450 0    50   ~ 0
A12
Wire Wire Line
	3700 4250 4750 4250
Text Label 4500 4250 0    50   ~ 0
A0
Wire Wire Line
	3700 4350 4750 4350
Text Label 4500 4350 0    50   ~ 0
A1
Wire Wire Line
	3700 4450 4750 4450
Text Label 4500 4450 0    50   ~ 0
A2
Wire Wire Line
	3700 4550 4750 4550
Text Label 4500 4550 0    50   ~ 0
A3
Wire Wire Line
	3700 4650 4750 4650
Text Label 4500 4650 0    50   ~ 0
A4
Wire Wire Line
	3700 4750 4750 4750
Text Label 4500 4750 0    50   ~ 0
A5
Wire Wire Line
	3700 4850 4750 4850
Text Label 4500 4850 0    50   ~ 0
A6
Wire Wire Line
	3700 4950 4750 4950
Text Label 4500 4950 0    50   ~ 0
A7
Wire Wire Line
	3700 5050 4750 5050
Text Label 4500 5050 0    50   ~ 0
A8
Wire Wire Line
	3700 5150 4750 5150
Text Label 4500 5150 0    50   ~ 0
A9
Wire Wire Line
	3700 5250 4750 5250
Text Label 4500 5250 0    50   ~ 0
A10
Wire Wire Line
	3700 5350 4750 5350
Text Label 4500 5350 0    50   ~ 0
A11
Wire Wire Line
	3700 5950 4750 5950
Text Label 4500 5950 0    50   ~ 0
WR
Wire Wire Line
	4600 5650 4650 5650
Text GLabel 4400 5850 0    50   Input ~ 0
PD_RAM_CS
Wire Wire Line
	4400 5850 4750 5850
Entry Wire Line
	5950 4250 6050 4150
Entry Wire Line
	5950 4350 6050 4250
Entry Wire Line
	5950 4450 6050 4350
Entry Wire Line
	5950 4550 6050 4450
Entry Wire Line
	5950 4650 6050 4550
Entry Wire Line
	5950 4750 6050 4650
Entry Wire Line
	5950 4850 6050 4750
Entry Wire Line
	5950 4950 6050 4850
Entry Wire Line
	3600 4350 3700 4250
Entry Wire Line
	3600 4450 3700 4350
Entry Wire Line
	3600 4550 3700 4450
Entry Wire Line
	3600 4650 3700 4550
Entry Wire Line
	3600 4750 3700 4650
Entry Wire Line
	3600 4850 3700 4750
Entry Wire Line
	3600 4950 3700 4850
Entry Wire Line
	3600 5050 3700 4950
Entry Wire Line
	3600 5150 3700 5050
Entry Wire Line
	3600 5250 3700 5150
Entry Wire Line
	3600 5350 3700 5250
Entry Wire Line
	3600 5450 3700 5350
Entry Wire Line
	3600 5550 3700 5450
Connection ~ 3600 4400
$Comp
L ALEA:62256 U31
U 1 1 5B3FBADF
P 5150 5150
F 0 "U31" H 4900 6200 50  0000 C CNN
F 1 "62256" H 5350 6200 50  0000 C CNN
F 2 "Package_DIP:DIP-28_W15.24mm_LongPads" H 5150 5150 50  0001 C CNN
F 3 "" H 5150 5150 50  0001 C CNN
	1    5150 5150
	1    0    0    -1  
$EndComp
Wire Wire Line
	3700 6050 4750 6050
Text Label 4500 6050 0    50   ~ 0
RD
Entry Wire Line
	3600 6050 3700 5950
Entry Wire Line
	3600 6150 3700 6050
$Comp
L power:GND #PWR088
U 1 1 5B42607B
P 4600 5650
F 0 "#PWR088" H 4600 5400 50  0001 C CNN
F 1 "GND" H 4605 5477 50  0000 C CNN
F 2 "" H 4600 5650 50  0001 C CNN
F 3 "" H 4600 5650 50  0001 C CNN
	1    4600 5650
	0    1    1    0   
$EndComp
Wire Wire Line
	4650 5650 4650 5550
Wire Wire Line
	4650 5550 4750 5550
Connection ~ 4650 5650
Wire Wire Line
	4650 5650 4750 5650
$Comp
L All-Spectrums-rescue:74LS00-Logic_74xx U28
U 1 1 5B437CE9
P 8050 3500
F 0 "U28" H 8050 3183 50  0000 C CNN
F 1 "74LS00" H 8050 3274 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm_LongPads" H 8050 3500 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 8050 3500 50  0001 C CNN
	1    8050 3500
	-1   0    0    1   
$EndComp
$Comp
L All-Spectrums-rescue:74LS00-Logic_74xx U28
U 2 1 5B437D95
P 9350 3500
F 0 "U28" H 9350 3183 50  0000 C CNN
F 1 "74LS00" H 9350 3274 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm_LongPads" H 9350 3500 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 9350 3500 50  0001 C CNN
	2    9350 3500
	-1   0    0    1   
$EndComp
$Comp
L Device:CP C5
U 1 1 5B438161
P 8700 3500
F 0 "C5" V 8445 3500 50  0000 C CNN
F 1 "100u" V 8536 3500 50  0000 C CNN
F 2 "Capacitor_THT:CP_Radial_D7.5mm_P2.50mm" H 8738 3350 50  0001 C CNN
F 3 "~" H 8700 3500 50  0001 C CNN
	1    8700 3500
	0    1    1    0   
$EndComp
$Comp
L Device:C C10
U 1 1 5B4381F5
P 8300 3950
F 0 "C10" V 8048 3950 50  0000 C CNN
F 1 "33p" V 8139 3950 50  0000 C CNN
F 2 "Capacitor_THT:C_Disc_D5.0mm_W2.5mm_P2.50mm" H 8338 3800 50  0001 C CNN
F 3 "~" H 8300 3950 50  0001 C CNN
	1    8300 3950
	0    1    1    0   
$EndComp
$Comp
L Device:Crystal Y1
U 1 1 5B4382A7
P 8900 3950
F 0 "Y1" H 8900 4218 50  0000 C CNN
F 1 "8.000Mhz" H 8900 4127 50  0000 C CNN
F 2 "Crystal:Crystal_HC18-U_Vertical" H 8900 3950 50  0001 C CNN
F 3 "~" H 8900 3950 50  0001 C CNN
	1    8900 3950
	1    0    0    -1  
$EndComp
$Comp
L Device:R R121
U 1 1 5B4383AF
P 8150 3050
F 0 "R121" V 7943 3050 50  0000 C CNN
F 1 "2K2" V 8034 3050 50  0000 C CNN
F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 8080 3050 50  0001 C CNN
F 3 "~" H 8150 3050 50  0001 C CNN
	1    8150 3050
	0    1    1    0   
$EndComp
$Comp
L Device:R R122
U 1 1 5B438442
P 9350 3050
F 0 "R122" V 9143 3050 50  0000 C CNN
F 1 "2K2" V 9234 3050 50  0000 C CNN
F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 9280 3050 50  0001 C CNN
F 3 "~" H 9350 3050 50  0001 C CNN
	1    9350 3050
	0    1    1    0   
$EndComp
Wire Wire Line
	7750 3500 7700 3500
Wire Wire Line
	7700 3500 7700 3050
Wire Wire Line
	7700 3050 8000 3050
Wire Wire Line
	8300 3050 8450 3050
Wire Wire Line
	8450 3050 8450 3400
Wire Wire Line
	8350 3600 8450 3600
Wire Wire Line
	8450 3500 8550 3500
Connection ~ 8450 3500
Wire Wire Line
	8450 3500 8450 3600
Wire Wire Line
	8350 3400 8450 3400
Connection ~ 8450 3400
Wire Wire Line
	8450 3400 8450 3500
Wire Wire Line
	9200 3050 8950 3050
Wire Wire Line
	8950 3050 8950 3500
Wire Wire Line
	8950 3500 8850 3500
Wire Wire Line
	8950 3500 9050 3500
Connection ~ 8950 3500
Wire Wire Line
	9700 3050 9700 3400
Wire Wire Line
	9700 3600 9650 3600
Wire Wire Line
	9500 3050 9700 3050
Wire Wire Line
	9650 3400 9700 3400
Connection ~ 9700 3400
Wire Wire Line
	9700 3400 9700 3600
Wire Wire Line
	8150 3950 7700 3950
Wire Wire Line
	7700 3950 7700 3500
Connection ~ 7700 3500
Wire Wire Line
	8450 3950 8750 3950
Wire Wire Line
	9050 3950 9700 3950
Wire Wire Line
	9700 3950 9700 3600
Connection ~ 9700 3600
Wire Wire Line
	7700 3500 6400 3500
Wire Wire Line
	6400 3500 6400 3000
Wire Wire Line
	6400 3000 6550 3000
$Comp
L All-Spectrums-rescue:74LS126-Logic_74xx U29
U 4 1 5B562568
P 10000 4250
F 0 "U29" H 10000 4567 50  0000 C CNN
F 1 "74LS126" H 10000 4476 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm_LongPads" H 10000 4250 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS126" H 10000 4250 50  0001 C CNN
	4    10000 4250
	1    0    0    -1  
$EndComp
$Comp
L All-Spectrums-rescue:74LS126-Logic_74xx U29
U 3 1 5B56D6DE
P 10250 4650
F 0 "U29" H 10250 4967 50  0000 C CNN
F 1 "74LS126" H 10250 4876 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm_LongPads" H 10250 4650 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS126" H 10250 4650 50  0001 C CNN
	3    10250 4650
	1    0    0    -1  
$EndComp
$Comp
L All-Spectrums-rescue:74LS126-Logic_74xx U29
U 1 1 5B56D732
P 10000 5100
F 0 "U29" H 10000 5417 50  0000 C CNN
F 1 "74LS126" H 10000 5326 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm_LongPads" H 10000 5100 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS126" H 10000 5100 50  0001 C CNN
	1    10000 5100
	1    0    0    -1  
$EndComp
Wire Wire Line
	10750 1700 11200 1700
Wire Wire Line
	10950 2800 10950 5100
Wire Wire Line
	10950 5100 10300 5100
Wire Wire Line
	10750 1700 10750 4250
Wire Wire Line
	10300 4250 10750 4250
Wire Wire Line
	10000 4500 10000 4950
Wire Wire Line
	10000 4950 10250 4950
Wire Wire Line
	10250 4950 10250 4900
Wire Wire Line
	10250 4950 10250 5400
Wire Wire Line
	10250 5400 10000 5400
Wire Wire Line
	10000 5400 10000 5350
Connection ~ 10250 4950
Wire Wire Line
	10250 5400 10250 5500
Connection ~ 10250 5400
$Comp
L power:+5V #PWR087
U 1 1 5B5F7282
P 10250 5500
F 0 "#PWR087" H 10250 5350 50  0001 C CNN
F 1 "+5V" H 10265 5673 50  0000 C CNN
F 2 "" H 10250 5500 50  0001 C CNN
F 3 "" H 10250 5500 50  0001 C CNN
	1    10250 5500
	-1   0    0    1   
$EndComp
$Comp
L All-Spectrums-rescue:74LS126-Logic_74xx U29
U 5 1 5B5F7599
P 10050 10400
F 0 "U29" H 9800 10750 50  0000 L CNN
F 1 "74LS126" H 9900 10400 50  0000 L CNN
F 2 "Package_DIP:DIP-14_W7.62mm_LongPads" H 10050 10400 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS126" H 10050 10400 50  0001 C CNN
	5    10050 10400
	1    0    0    -1  
$EndComp
$Comp
L All-Spectrums-rescue:74LS00-Logic_74xx U28
U 5 1 5B5F76E6
P 9600 10400
F 0 "U28" H 9850 10050 50  0000 R CNN
F 1 "74LS00" H 9750 10400 50  0000 R CNN
F 2 "Package_DIP:DIP-14_W7.62mm_LongPads" H 9600 10400 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 9600 10400 50  0001 C CNN
	5    9600 10400
	-1   0    0    1   
$EndComp
$Comp
L All-Spectrums-rescue:74LS06-Logic_74xx U3
U 7 1 5B5F7893
P 9150 10400
F 0 "U3" H 9000 10750 50  0000 C CNN
F 1 "74LS06" H 9150 10400 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm_LongPads" H 9150 10400 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS06" H 9150 10400 50  0001 C CNN
	7    9150 10400
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0193
U 1 1 5B604802
P 11150 10900
F 0 "#PWR0193" H 11150 10650 50  0001 C CNN
F 1 "GND" H 11155 10727 50  0000 C CNN
F 2 "" H 11150 10900 50  0001 C CNN
F 3 "" H 11150 10900 50  0001 C CNN
	1    11150 10900
	0    -1   -1   0   
$EndComp
$Comp
L power:+5V #PWR0191
U 1 1 5B604B60
P 11100 9900
F 0 "#PWR0191" H 11100 9750 50  0001 C CNN
F 1 "+5V" H 11115 10073 50  0000 C CNN
F 2 "" H 11100 9900 50  0001 C CNN
F 3 "" H 11100 9900 50  0001 C CNN
	1    11100 9900
	0    1    1    0   
$EndComp
$Comp
L Device:C C80
U 1 1 5B6052E0
P 8650 10750
F 0 "C80" H 8535 10704 50  0000 R CNN
F 1 "100n" H 8535 10795 50  0000 R CNN
F 2 "Capacitor_THT:C_Disc_D5.0mm_W2.5mm_P2.50mm" H 8688 10600 50  0001 C CNN
F 3 "~" H 8650 10750 50  0001 C CNN
	1    8650 10750
	-1   0    0    1   
$EndComp
$Comp
L Device:C C79
U 1 1 5B6055CB
P 8250 10750
F 0 "C79" H 8135 10704 50  0000 R CNN
F 1 "100n" H 8135 10795 50  0000 R CNN
F 2 "Capacitor_THT:C_Disc_D5.0mm_W2.5mm_P2.50mm" H 8288 10600 50  0001 C CNN
F 3 "~" H 8250 10750 50  0001 C CNN
	1    8250 10750
	-1   0    0    1   
$EndComp
$Comp
L Device:C C78
U 1 1 5B605619
P 7800 10750
F 0 "C78" H 7685 10704 50  0000 R CNN
F 1 "100n" H 7685 10795 50  0000 R CNN
F 2 "Capacitor_THT:C_Disc_D5.0mm_W2.5mm_P2.50mm" H 7838 10600 50  0001 C CNN
F 3 "~" H 7800 10750 50  0001 C CNN
	1    7800 10750
	-1   0    0    1   
$EndComp
$Comp
L Device:C C77
U 1 1 5B60566F
P 7400 10750
F 0 "C77" H 7285 10704 50  0000 R CNN
F 1 "100n" H 7285 10795 50  0000 R CNN
F 2 "Capacitor_THT:C_Disc_D5.0mm_W2.5mm_P2.50mm" H 7438 10600 50  0001 C CNN
F 3 "~" H 7400 10750 50  0001 C CNN
	1    7400 10750
	-1   0    0    1   
$EndComp
$Comp
L Device:C C76
U 1 1 5B6056C1
P 7000 10750
F 0 "C76" H 6885 10704 50  0000 R CNN
F 1 "100n" H 6885 10795 50  0000 R CNN
F 2 "Capacitor_THT:C_Disc_D5.0mm_W2.5mm_P2.50mm" H 7038 10600 50  0001 C CNN
F 3 "~" H 7000 10750 50  0001 C CNN
	1    7000 10750
	-1   0    0    1   
$EndComp
Wire Wire Line
	7000 10600 7400 10600
Connection ~ 7400 10600
Wire Wire Line
	7400 10600 7800 10600
Connection ~ 7800 10600
Wire Wire Line
	7800 10600 8250 10600
Connection ~ 8250 10600
Wire Wire Line
	8250 10600 8650 10600
Wire Wire Line
	8650 10600 8650 9900
Wire Wire Line
	8650 9900 9150 9900
Connection ~ 8650 10600
Wire Wire Line
	9150 9900 9600 9900
Connection ~ 9150 9900
Connection ~ 9600 9900
Wire Wire Line
	9600 9900 10050 9900
Connection ~ 10050 9900
Wire Wire Line
	10050 9900 10500 9900
Connection ~ 9150 10900
Wire Wire Line
	9150 10900 8650 10900
Connection ~ 9600 10900
Wire Wire Line
	9600 10900 9150 10900
Connection ~ 10050 10900
Wire Wire Line
	10050 10900 9600 10900
Wire Wire Line
	8650 10900 8250 10900
Connection ~ 8650 10900
Connection ~ 7400 10900
Wire Wire Line
	7400 10900 7000 10900
Connection ~ 7800 10900
Wire Wire Line
	7800 10900 7400 10900
Connection ~ 8250 10900
Wire Wire Line
	8250 10900 7800 10900
$Comp
L Regulator_Linear:L7805 U35
U 1 1 5B646866
P 3250 10600
F 0 "U35" H 3250 10842 50  0000 C CNN
F 1 "L7805" H 3250 10751 50  0000 C CNN
F 2 "Package_TO_SOT_THT:TO-220-3_Vertical" H 3275 10450 50  0001 L CIN
F 3 "http://www.st.com/content/ccc/resource/technical/document/datasheet/41/4f/b3/b0/12/d4/47/88/CD00000444.pdf/files/CD00000444.pdf/jcr:content/translations/en.CD00000444.pdf" H 3250 10550 50  0001 C CNN
	1    3250 10600
	1    0    0    -1  
$EndComp
Wire Wire Line
	7000 10600 6550 10600
Connection ~ 7000 10600
Connection ~ 7000 10900
$Comp
L power:+9V #PWR0192
U 1 1 5B673B0B
P 2200 10500
F 0 "#PWR0192" H 2200 10350 50  0001 C CNN
F 1 "+9V" H 2215 10673 50  0000 C CNN
F 2 "" H 2200 10500 50  0001 C CNN
F 3 "" H 2200 10500 50  0001 C CNN
	1    2200 10500
	1    0    0    -1  
$EndComp
Wire Wire Line
	2950 10600 2650 10600
Wire Wire Line
	2200 10600 2200 10500
$Comp
L All-Spectrums-rescue:74LS175-Logic_74xx U30
U 1 1 5B683FBF
P 7050 4550
F 0 "U30" H 6800 5100 50  0000 C CNN
F 1 "74LS175" H 7300 5100 50  0000 C CNN
F 2 "Package_DIP:DIP-16_W7.62mm_LongPads" H 7050 4550 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS175" H 7050 4550 50  0001 C CNN
	1    7050 4550
	1    0    0    -1  
$EndComp
$Comp
L power:+5V #PWR083
U 1 1 5B6840AD
P 7050 3800
F 0 "#PWR083" H 7050 3650 50  0001 C CNN
F 1 "+5V" H 7065 3973 50  0000 C CNN
F 2 "" H 7050 3800 50  0001 C CNN
F 3 "" H 7050 3800 50  0001 C CNN
	1    7050 3800
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR086
U 1 1 5B684400
P 7050 5400
F 0 "#PWR086" H 7050 5150 50  0001 C CNN
F 1 "GND" H 7055 5227 50  0000 C CNN
F 2 "" H 7050 5400 50  0001 C CNN
F 3 "" H 7050 5400 50  0001 C CNN
	1    7050 5400
	1    0    0    -1  
$EndComp
Wire Wire Line
	7050 5350 7050 5400
Wire Wire Line
	7050 3800 7050 3850
Wire Wire Line
	7550 4450 9550 4450
Wire Wire Line
	9550 4450 9550 4650
Wire Wire Line
	9550 4650 9950 4650
Wire Wire Line
	9700 5100 9450 5100
Wire Wire Line
	9450 5100 9450 4850
Wire Wire Line
	9450 4850 7550 4850
Wire Wire Line
	7550 4250 9700 4250
Wire Wire Line
	6150 4150 6550 4150
Wire Wire Line
	6150 4350 6550 4350
Wire Wire Line
	6150 4550 6550 4550
Wire Wire Line
	6150 4750 6550 4750
Text Label 6300 4150 0    50   ~ 0
D0
Text Label 6300 4350 0    50   ~ 0
D1
Text Label 6300 4550 0    50   ~ 0
D6
Text Label 6300 4750 0    50   ~ 0
D7
Entry Wire Line
	6150 4150 6050 4050
Entry Wire Line
	6150 4350 6050 4250
Entry Wire Line
	6150 4550 6050 4450
Entry Wire Line
	6150 4750 6050 4650
$Comp
L Device:R R117
U 1 1 5B81403C
P 7950 1350
F 0 "R117" H 7880 1304 50  0000 R CNN
F 1 "470" H 7880 1395 50  0000 R CNN
F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 7880 1350 50  0001 C CNN
F 3 "~" H 7950 1350 50  0001 C CNN
	1    7950 1350
	-1   0    0    1   
$EndComp
$Comp
L power:+5V #PWR020
U 1 1 5B8142FE
P 7950 1150
F 0 "#PWR020" H 7950 1000 50  0001 C CNN
F 1 "+5V" H 7965 1323 50  0000 C CNN
F 2 "" H 7950 1150 50  0001 C CNN
F 3 "" H 7950 1150 50  0001 C CNN
	1    7950 1150
	1    0    0    -1  
$EndComp
Wire Wire Line
	7950 1150 7950 1200
$Comp
L Device:R R118
U 1 1 5B85A109
P 8100 1350
F 0 "R118" H 8030 1304 50  0000 R CNN
F 1 "470" H 8030 1395 50  0000 R CNN
F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 8030 1350 50  0001 C CNN
F 3 "~" H 8100 1350 50  0001 C CNN
	1    8100 1350
	-1   0    0    1   
$EndComp
$Comp
L Device:R R119
U 1 1 5B85A15B
P 8250 1350
F 0 "R119" H 8180 1304 50  0000 R CNN
F 1 "470" H 8180 1395 50  0000 R CNN
F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 8180 1350 50  0001 C CNN
F 3 "~" H 8250 1350 50  0001 C CNN
	1    8250 1350
	-1   0    0    1   
$EndComp
Wire Wire Line
	10550 4650 10850 4650
Wire Wire Line
	10850 4650 10850 1800
Wire Wire Line
	10850 1800 11200 1800
$Comp
L Device:R R120
U 1 1 5B9D877D
P 8400 1350
F 0 "R120" H 8330 1304 50  0000 R CNN
F 1 "470" H 8330 1395 50  0000 R CNN
F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 8330 1350 50  0001 C CNN
F 3 "~" H 8400 1350 50  0001 C CNN
	1    8400 1350
	-1   0    0    1   
$EndComp
Wire Wire Line
	8400 1200 8250 1200
Connection ~ 7950 1200
Connection ~ 8100 1200
Wire Wire Line
	8100 1200 7950 1200
Connection ~ 8250 1200
Wire Wire Line
	8250 1200 8100 1200
Wire Wire Line
	7950 1500 7950 2000
Connection ~ 7950 2000
Wire Wire Line
	7950 2000 7550 2000
Wire Wire Line
	8100 1500 8100 2100
Connection ~ 8100 2100
Wire Wire Line
	8100 2100 7550 2100
Wire Wire Line
	8250 1500 8250 1900
Connection ~ 8250 1900
Wire Wire Line
	8250 1900 7550 1900
Wire Wire Line
	8400 1500 8400 2700
Connection ~ 8400 2700
Wire Wire Line
	8400 2700 11200 2700
$Comp
L All-Spectrums-rescue:74LS06-Logic_74xx U3
U 4 1 5BA454CD
P 8200 5350
F 0 "U3" H 8200 5667 50  0000 C CNN
F 1 "74LS06" H 8200 5576 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm_LongPads" H 8200 5350 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS06" H 8200 5350 50  0001 C CNN
	4    8200 5350
	1    0    0    -1  
$EndComp
Wire Wire Line
	7550 4550 7700 4550
Wire Wire Line
	7700 4550 7700 5350
Wire Wire Line
	7700 5350 7900 5350
Wire Wire Line
	6150 5050 6550 5050
Text Label 6300 5050 0    50   ~ 0
RESET
Entry Wire Line
	6050 5150 6150 5050
Text GLabel 6600 5400 0    50   Input ~ 0
PD_DSK_CS
$Comp
L Device:C C75
U 1 1 5BABC0F8
P 6550 10750
F 0 "C75" H 6435 10704 50  0000 R CNN
F 1 "100n" H 6435 10795 50  0000 R CNN
F 2 "Capacitor_THT:C_Disc_D5.0mm_W2.5mm_P2.50mm" H 6588 10600 50  0001 C CNN
F 3 "~" H 6550 10750 50  0001 C CNN
	1    6550 10750
	-1   0    0    1   
$EndComp
Wire Wire Line
	6550 10900 7000 10900
Wire Wire Line
	6550 10600 6100 10600
$Comp
L Device:C C71
U 1 1 5BABC162
P 4250 10750
F 0 "C71" H 4135 10704 50  0000 R CNN
F 1 "100n" H 4135 10795 50  0000 R CNN
F 2 "Capacitor_THT:C_Disc_D5.0mm_W2.5mm_P2.50mm" H 4288 10600 50  0001 C CNN
F 3 "~" H 4250 10750 50  0001 C CNN
	1    4250 10750
	-1   0    0    1   
$EndComp
Connection ~ 4250 10900
Wire Wire Line
	4250 10900 5200 10900
Connection ~ 4250 10600
Wire Wire Line
	4250 10600 3800 10600
$Comp
L Device:CP C69
U 1 1 5BAD12FB
P 2650 10750
F 0 "C69" H 2768 10796 50  0000 L CNN
F 1 "100u" H 2768 10705 50  0000 L CNN
F 2 "Capacitor_THT:CP_Radial_D7.5mm_P2.50mm" H 2688 10600 50  0001 C CNN
F 3 "~" H 2650 10750 50  0001 C CNN
	1    2650 10750
	1    0    0    -1  
$EndComp
$Comp
L Device:C C68
U 1 1 5BAD18CE
P 2200 10750
F 0 "C68" H 2085 10704 50  0000 R CNN
F 1 "10n" H 2085 10795 50  0000 R CNN
F 2 "Capacitor_THT:C_Disc_D5.0mm_W2.5mm_P2.50mm" H 2238 10600 50  0001 C CNN
F 3 "~" H 2200 10750 50  0001 C CNN
	1    2200 10750
	-1   0    0    1   
$EndComp
$Comp
L Device:CP C70
U 1 1 5BB372FF
P 3800 10750
F 0 "C70" H 3918 10796 50  0000 L CNN
F 1 "100u" H 3918 10705 50  0000 L CNN
F 2 "Capacitor_THT:CP_Radial_D7.5mm_P2.50mm" H 3838 10600 50  0001 C CNN
F 3 "~" H 3800 10750 50  0001 C CNN
	1    3800 10750
	1    0    0    -1  
$EndComp
Connection ~ 3800 10600
Wire Wire Line
	3800 10600 3550 10600
Connection ~ 3800 10900
Wire Wire Line
	3800 10900 4250 10900
Wire Wire Line
	2200 10600 2650 10600
Connection ~ 2200 10600
Connection ~ 2650 10600
Wire Wire Line
	2200 10900 2650 10900
Connection ~ 2650 10900
Wire Wire Line
	2650 10900 3250 10900
Connection ~ 3250 10900
Wire Wire Line
	3250 10900 3800 10900
$Comp
L Logic_Programmable:PAL20L8 U32
U 1 1 5BC1342C
P 2250 5750
F 0 "U32" H 1950 6550 50  0000 C CNN
F 1 "PAL20L8" H 2450 6550 50  0000 C CNN
F 2 "Package_DIP:DIP-24_W7.62mm_LongPads" H 2250 5750 50  0001 C CNN
F 3 "" H 2250 5750 50  0001 C CNN
	1    2250 5750
	1    0    0    -1  
$EndComp
Entry Wire Line
	950  5150 1050 5050
Wire Wire Line
	1050 5050 1750 5050
Text Label 1350 5050 0    50   ~ 0
A14
Entry Wire Line
	950  5250 1050 5150
Wire Wire Line
	1050 5150 1750 5150
Text Label 1350 5150 0    50   ~ 0
A15
Entry Wire Line
	950  5350 1050 5250
Wire Wire Line
	1050 5250 1750 5250
Text Label 1350 5250 0    50   ~ 0
A13
Entry Wire Line
	950  5450 1050 5350
Wire Wire Line
	1050 5350 1750 5350
Text Label 1300 5350 0    50   ~ 0
MREQ
Entry Wire Line
	950  5550 1050 5450
Wire Wire Line
	1050 5450 1750 5450
Text Label 1300 5450 0    50   ~ 0
IOREQ
Entry Wire Line
	950  5650 1050 5550
Wire Wire Line
	1050 5550 1750 5550
Text Label 1400 5550 0    50   ~ 0
RD
Entry Wire Line
	950  5750 1050 5650
Wire Wire Line
	1050 5650 1750 5650
Text Label 1400 5650 0    50   ~ 0
WR
Entry Wire Line
	950  5850 1050 5750
Wire Wire Line
	1050 5750 1750 5750
Text Label 1400 5750 0    50   ~ 0
A6
Entry Wire Line
	950  5950 1050 5850
Wire Wire Line
	1050 5850 1750 5850
Text Label 1400 5850 0    50   ~ 0
A5
Entry Wire Line
	950  6050 1050 5950
Wire Wire Line
	1050 5950 1750 5950
Text Label 1400 5950 0    50   ~ 0
A4
Entry Wire Line
	950  6150 1050 6050
Wire Wire Line
	1050 6050 1750 6050
Text Label 1400 6050 0    50   ~ 0
A3
Entry Wire Line
	950  6250 1050 6150
Wire Wire Line
	1050 6150 1750 6150
Text Label 1400 6150 0    50   ~ 0
A1
Entry Wire Line
	950  6350 1050 6250
Wire Wire Line
	1050 6250 1750 6250
Text Label 1400 6250 0    50   ~ 0
A2
Wire Bus Line
	950  4400 3600 4400
$Comp
L power:+5V #PWR085
U 1 1 5BDE9C3C
P 2250 4800
F 0 "#PWR085" H 2250 4650 50  0001 C CNN
F 1 "+5V" H 2265 4973 50  0000 C CNN
F 2 "" H 2250 4800 50  0001 C CNN
F 3 "" H 2250 4800 50  0001 C CNN
	1    2250 4800
	1    0    0    -1  
$EndComp
Wire Wire Line
	2250 6550 2250 6600
Wire Wire Line
	2250 4800 2250 4850
Text GLabel 2800 5050 2    50   Input ~ 0
PD_FDC_CS
Text GLabel 2800 5350 2    50   Input ~ 0
PD_DSK_CS
Text GLabel 2800 5450 2    50   Input ~ 0
PD_PRN_CS
NoConn ~ 2750 5550
Text GLabel 2800 5750 2    50   Input ~ 0
PD_ROM_CS
Text GLabel 2800 5650 2    50   Input ~ 0
PD_RAM_CS
Wire Wire Line
	2750 5050 2800 5050
Wire Wire Line
	2750 5350 2800 5350
Wire Wire Line
	2750 5450 2800 5450
Wire Wire Line
	2750 5650 2800 5650
Wire Wire Line
	2750 5750 2800 5750
Connection ~ 6550 10600
Connection ~ 6550 10900
Connection ~ 950  4400
$Comp
L Connector_Generic:Conn_02x13_Odd_Even J29
U 1 1 5BFAF743
P 10950 6850
F 0 "J29" H 11000 7667 50  0000 C CNN
F 1 "Conn_02x13_Odd_Even" H 11000 7576 50  0000 C CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_2x13_P2.54mm_Vertical" H 10950 6850 50  0001 C CNN
F 3 "~" H 10950 6850 50  0001 C CNN
	1    10950 6850
	1    0    0    -1  
$EndComp
NoConn ~ 10750 7450
NoConn ~ 11250 7450
NoConn ~ 10750 7350
NoConn ~ 10750 7150
Wire Wire Line
	11250 6250 11250 6350
Connection ~ 11250 6350
Wire Wire Line
	11250 6350 11250 6450
Connection ~ 11250 6450
Wire Wire Line
	11250 6450 11250 6550
Connection ~ 11250 6550
Wire Wire Line
	11250 6550 11250 6650
Connection ~ 11250 6650
Wire Wire Line
	11250 6650 11250 6750
Connection ~ 11250 6750
Wire Wire Line
	11250 6750 11250 6850
Connection ~ 11250 6850
Wire Wire Line
	11250 6850 11250 6950
Connection ~ 11250 6950
Wire Wire Line
	11250 6950 11250 7050
Connection ~ 11250 7050
Wire Wire Line
	11250 7050 11250 7150
Connection ~ 11250 7150
Wire Wire Line
	11250 7150 11250 7250
Connection ~ 11250 7250
Wire Wire Line
	11250 7250 11250 7350
Wire Wire Line
	11250 7350 11500 7350
Wire Wire Line
	11500 7350 11500 7400
Connection ~ 11250 7350
$Comp
L power:GND #PWR097
U 1 1 5C06767B
P 11500 7400
F 0 "#PWR097" H 11500 7150 50  0001 C CNN
F 1 "GND" H 11505 7227 50  0000 C CNN
F 2 "" H 11500 7400 50  0001 C CNN
F 3 "" H 11500 7400 50  0001 C CNN
	1    11500 7400
	1    0    0    -1  
$EndComp
$Comp
L All-Spectrums-rescue:74LS374-Logic_74xx U33
U 1 1 5B1D5091
P 9150 7150
F 0 "U33" H 8900 7800 50  0000 C CNN
F 1 "74LS374" H 9350 7800 50  0000 C CNN
F 2 "Package_DIP:DIP-20_W7.62mm_LongPads" H 9150 7150 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS374" H 9150 7150 50  0001 C CNN
	1    9150 7150
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR099
U 1 1 5B1D5489
P 9150 8000
F 0 "#PWR099" H 9150 7750 50  0001 C CNN
F 1 "GND" H 9155 7827 50  0000 C CNN
F 2 "" H 9150 8000 50  0001 C CNN
F 3 "" H 9150 8000 50  0001 C CNN
	1    9150 8000
	1    0    0    -1  
$EndComp
$Comp
L power:+5V #PWR089
U 1 1 5B1D5CA4
P 9150 6250
F 0 "#PWR089" H 9150 6100 50  0001 C CNN
F 1 "+5V" H 9165 6423 50  0000 C CNN
F 2 "" H 9150 6250 50  0001 C CNN
F 3 "" H 9150 6250 50  0001 C CNN
	1    9150 6250
	1    0    0    -1  
$EndComp
Wire Wire Line
	9150 6250 9150 6350
Wire Wire Line
	9150 7950 9150 8000
$Comp
L Device:C C74
U 1 1 5B20CCFC
P 6100 10750
F 0 "C74" H 5985 10704 50  0000 R CNN
F 1 "100n" H 5985 10795 50  0000 R CNN
F 2 "Capacitor_THT:C_Disc_D5.0mm_W2.5mm_P2.50mm" H 6138 10600 50  0001 C CNN
F 3 "~" H 6100 10750 50  0001 C CNN
	1    6100 10750
	-1   0    0    1   
$EndComp
Connection ~ 6100 10900
Wire Wire Line
	6100 10900 6550 10900
Connection ~ 6100 10600
Wire Wire Line
	6100 10600 5650 10600
Wire Wire Line
	8500 5350 9700 5350
Wire Wire Line
	9700 5350 9700 6250
Wire Wire Line
	10750 6350 10250 6350
Wire Wire Line
	10250 6350 10250 7350
Wire Wire Line
	10250 7350 9650 7350
Wire Wire Line
	10750 6450 9750 6450
Wire Wire Line
	9750 6450 9750 6650
Wire Wire Line
	9750 6650 9650 6650
Wire Wire Line
	10750 6550 9850 6550
Wire Wire Line
	9850 6550 9850 6750
Wire Wire Line
	9850 6750 9650 6750
Wire Wire Line
	10750 6650 10150 6650
Wire Wire Line
	10150 6650 10150 7250
Wire Wire Line
	10150 7250 9650 7250
Wire Wire Line
	10750 6750 10050 6750
Wire Wire Line
	10050 6750 10050 7150
Wire Wire Line
	10050 7150 9650 7150
Wire Wire Line
	10750 7050 9650 7050
Wire Wire Line
	9650 6950 10750 6950
Wire Wire Line
	9650 6850 10750 6850
Wire Wire Line
	9700 6250 10750 6250
$Comp
L All-Spectrums-rescue:74LS126-Logic_74xx U29
U 2 1 5B5A0A20
P 9800 8600
F 0 "U29" H 9800 8917 50  0000 C CNN
F 1 "74LS126" H 9800 8826 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm_LongPads" H 9800 8600 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS126" H 9800 8600 50  0001 C CNN
	2    9800 8600
	-1   0    0    -1  
$EndComp
Wire Wire Line
	10750 7250 10450 7250
Wire Wire Line
	10450 7250 10450 8600
Wire Wire Line
	10450 8600 10200 8600
$Comp
L Device:R R127
U 1 1 5B5C13B9
P 10200 8150
F 0 "R127" H 10130 8104 50  0000 R CNN
F 1 "2K2" H 10130 8195 50  0000 R CNN
F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 10130 8150 50  0001 C CNN
F 3 "~" H 10200 8150 50  0001 C CNN
	1    10200 8150
	-1   0    0    1   
$EndComp
$Comp
L power:+5V #PWR098
U 1 1 5B5C13C0
P 10200 7950
F 0 "#PWR098" H 10200 7800 50  0001 C CNN
F 1 "+5V" H 10215 8123 50  0000 C CNN
F 2 "" H 10200 7950 50  0001 C CNN
F 3 "" H 10200 7950 50  0001 C CNN
	1    10200 7950
	1    0    0    -1  
$EndComp
Wire Wire Line
	10200 7950 10200 8000
Wire Wire Line
	10200 8300 10200 8600
Connection ~ 10200 8600
Wire Wire Line
	10200 8600 10100 8600
Wire Wire Line
	8250 6650 8650 6650
Wire Wire Line
	8250 6750 8650 6750
Wire Wire Line
	8250 6850 8650 6850
Wire Wire Line
	8250 6950 8650 6950
Wire Wire Line
	8250 7050 8550 7050
Wire Wire Line
	8250 7150 8650 7150
Wire Wire Line
	8250 7250 8650 7250
Wire Wire Line
	8250 7350 8650 7350
Text Label 8400 6650 0    50   ~ 0
D1
Text Label 8400 6750 0    50   ~ 0
D2
Text Label 8400 6850 0    50   ~ 0
D5
Text Label 8400 6950 0    50   ~ 0
D6
Text Label 8400 7050 0    50   ~ 0
D7
Text Label 8400 7150 0    50   ~ 0
D4
Text Label 8400 7250 0    50   ~ 0
D3
Text Label 8400 7350 0    50   ~ 0
D0
Entry Wire Line
	8250 6650 8150 6550
Entry Wire Line
	8250 6750 8150 6650
Entry Wire Line
	8250 6850 8150 6750
Entry Wire Line
	8250 6950 8150 6850
Entry Wire Line
	8250 7050 8150 6950
Entry Wire Line
	8250 7150 8150 7050
Entry Wire Line
	8250 7250 8150 7150
Entry Wire Line
	8250 7350 8150 7250
Wire Bus Line
	8150 5750 6050 5750
Wire Wire Line
	9500 8600 8550 8600
Wire Wire Line
	8550 8600 8550 7050
Connection ~ 8550 7050
Wire Wire Line
	8550 7050 8650 7050
Wire Wire Line
	8650 7650 8650 7950
Wire Wire Line
	8650 7950 9150 7950
Connection ~ 9150 7950
Text GLabel 8400 7550 0    50   Input ~ 0
PD_PRN_CS
Wire Wire Line
	8400 7550 8650 7550
Wire Wire Line
	2750 5150 3450 5150
Wire Wire Line
	3450 5150 3450 7400
Wire Wire Line
	3450 7400 3750 7400
$Comp
L Device:LED D40
U 1 1 5BA7D1F1
P 3750 7100
F 0 "D40" V 3788 6983 50  0000 R CNN
F 1 "LED" V 3697 6983 50  0000 R CNN
F 2 "LED_THT:LED_D5.0mm" H 3750 7100 50  0001 C CNN
F 3 "~" H 3750 7100 50  0001 C CNN
	1    3750 7100
	0    -1   -1   0   
$EndComp
Connection ~ 3750 7400
Wire Wire Line
	3750 7400 4150 7400
$Comp
L Device:R R123
U 1 1 5BA7DCB5
P 3750 6750
F 0 "R123" H 3680 6704 50  0000 R CNN
F 1 "2K2" H 3680 6795 50  0000 R CNN
F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 3680 6750 50  0001 C CNN
F 3 "~" H 3750 6750 50  0001 C CNN
	1    3750 6750
	-1   0    0    1   
$EndComp
$Comp
L power:+5V #PWR091
U 1 1 5BA7DCBC
P 3750 6550
F 0 "#PWR091" H 3750 6400 50  0001 C CNN
F 1 "+5V" H 3765 6723 50  0000 C CNN
F 2 "" H 3750 6550 50  0001 C CNN
F 3 "" H 3750 6550 50  0001 C CNN
	1    3750 6550
	1    0    0    -1  
$EndComp
Wire Wire Line
	3750 6550 3750 6600
Wire Wire Line
	3750 6900 3750 6950
Wire Wire Line
	3750 7250 3750 7400
$Comp
L Diode:1N4148 D41
U 1 1 5BBAC501
P 4300 7400
F 0 "D41" H 4300 7184 50  0000 C CNN
F 1 "1N4148" H 4300 7275 50  0000 C CNN
F 2 "Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal" H 4300 7225 50  0001 C CNN
F 3 "http://www.nxp.com/documents/data_sheet/1N4148_1N4448.pdf" H 4300 7400 50  0001 C CNN
	1    4300 7400
	-1   0    0    1   
$EndComp
$Comp
L power:GND #PWR090
U 1 1 5BBF8988
P 5150 6300
F 0 "#PWR090" H 5150 6050 50  0001 C CNN
F 1 "GND" H 5155 6127 50  0000 C CNN
F 2 "" H 5150 6300 50  0001 C CNN
F 3 "" H 5150 6300 50  0001 C CNN
	1    5150 6300
	1    0    0    -1  
$EndComp
Wire Wire Line
	4450 7400 4600 7400
$Comp
L Switch:SW_DPST_x2 SW58
U 1 1 5BEA5D5A
P 3150 7400
F 0 "SW58" H 3150 7635 50  0000 C CNN
F 1 "SW_DPST_x2" H 3150 7544 50  0000 C CNN
F 2 "Button_Switch_THT:SW_TH_Tactile_Omron_B3F-10xx" H 3150 7400 50  0001 C CNN
F 3 "" H 3150 7400 50  0001 C CNN
	1    3150 7400
	1    0    0    -1  
$EndComp
Text GLabel 2850 7400 0    50   Input ~ 0
NMI
Wire Wire Line
	3450 7400 3350 7400
Connection ~ 3450 7400
Wire Wire Line
	2950 7400 2850 7400
Text GLabel 2800 5250 2    50   Input ~ 0
PD_PRN_STR
Wire Wire Line
	2750 5250 2800 5250
Text GLabel 8600 9000 0    50   Input ~ 0
PD_PRN_STR
$Comp
L Device:C C66
U 1 1 5BF52D37
P 4150 6400
F 0 "C66" H 4035 6354 50  0000 R CNN
F 1 "100n" H 4035 6445 50  0000 R CNN
F 2 "Capacitor_THT:C_Disc_D5.0mm_W2.5mm_P2.50mm" H 4188 6250 50  0001 C CNN
F 3 "~" H 4150 6400 50  0001 C CNN
	1    4150 6400
	-1   0    0    1   
$EndComp
Text Label 3850 6150 0    50   ~ 0
RESET
Entry Wire Line
	3600 6250 3700 6150
Wire Wire Line
	4150 6150 4150 6250
Wire Wire Line
	3700 6150 4150 6150
$Comp
L power:GND #PWR095
U 1 1 5C000F83
P 4150 6600
F 0 "#PWR095" H 4150 6350 50  0001 C CNN
F 1 "GND" H 4155 6427 50  0000 C CNN
F 2 "" H 4150 6600 50  0001 C CNN
F 3 "" H 4150 6600 50  0001 C CNN
	1    4150 6600
	1    0    0    -1  
$EndComp
Wire Wire Line
	4150 6550 4150 6600
$Comp
L Device:C C73
U 1 1 5C02C88A
P 5650 10750
F 0 "C73" H 5535 10704 50  0000 R CNN
F 1 "100n" H 5535 10795 50  0000 R CNN
F 2 "Capacitor_THT:C_Disc_D5.0mm_W2.5mm_P2.50mm" H 5688 10600 50  0001 C CNN
F 3 "~" H 5650 10750 50  0001 C CNN
	1    5650 10750
	-1   0    0    1   
$EndComp
Connection ~ 5650 10900
Wire Wire Line
	5650 10900 6100 10900
Connection ~ 5650 10600
Wire Wire Line
	5650 10600 5200 10600
$Comp
L Device:C C72
U 1 1 5C02C91E
P 5200 10750
F 0 "C72" H 5085 10704 50  0000 R CNN
F 1 "100n" H 5085 10795 50  0000 R CNN
F 2 "Capacitor_THT:C_Disc_D5.0mm_W2.5mm_P2.50mm" H 5238 10600 50  0001 C CNN
F 3 "~" H 5200 10750 50  0001 C CNN
	1    5200 10750
	-1   0    0    1   
$EndComp
Connection ~ 5200 10900
Wire Wire Line
	5200 10900 5650 10900
Connection ~ 5200 10600
Wire Wire Line
	5200 10600 4250 10600
$Comp
L Device:C C67
U 1 1 5C0B41C0
P 1300 8150
F 0 "C67" H 1185 8104 50  0000 R CNN
F 1 "100p" H 1185 8195 50  0000 R CNN
F 2 "Capacitor_THT:C_Disc_D5.0mm_W2.5mm_P2.50mm" H 1338 8000 50  0001 C CNN
F 3 "~" H 1300 8150 50  0001 C CNN
	1    1300 8150
	-1   0    0    1   
$EndComp
$Comp
L Device:R R126
U 1 1 5C0B42C8
P 1650 7850
F 0 "R126" H 1580 7804 50  0000 R CNN
F 1 "270" H 1580 7895 50  0000 R CNN
F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 1580 7850 50  0001 C CNN
F 3 "~" H 1650 7850 50  0001 C CNN
	1    1650 7850
	0    -1   -1   0   
$EndComp
Wire Wire Line
	1500 7850 1300 7850
Wire Wire Line
	1300 7850 1300 8000
Wire Wire Line
	1300 7850 1300 6350
Wire Wire Line
	1300 6350 1750 6350
Connection ~ 1300 7850
$Comp
L All-Spectrums-rescue:74LS27-Logic_74xx U34
U 2 1 5C10F84E
P 2200 7850
F 0 "U34" H 2200 8175 50  0000 C CNN
F 1 "74LS27" H 2200 8084 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm_LongPads" H 2200 7850 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS27" H 2200 7850 50  0001 C CNN
	2    2200 7850
	-1   0    0    -1  
$EndComp
$Comp
L All-Spectrums-rescue:74LS00-Logic_74xx U28
U 4 1 5C13DCAC
P 2950 8150
F 0 "U28" H 2950 7833 50  0000 C CNN
F 1 "74LS00" H 2950 7924 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm_LongPads" H 2950 8150 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 2950 8150 50  0001 C CNN
	4    2950 8150
	-1   0    0    1   
$EndComp
$Comp
L All-Spectrums-rescue:74LS27-Logic_74xx U34
U 4 1 5C13DF1E
P 10500 10400
F 0 "U34" H 10750 10750 50  0000 R CNN
F 1 "74LS27" H 10650 10400 50  0000 R CNN
F 2 "Package_DIP:DIP-14_W7.62mm_LongPads" H 10500 10400 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS27" H 10500 10400 50  0001 C CNN
	4    10500 10400
	-1   0    0    -1  
$EndComp
Connection ~ 10500 10900
Wire Wire Line
	10500 10900 10050 10900
Connection ~ 10500 9900
$Comp
L All-Spectrums-rescue:74LS27-Logic_74xx U34
U 1 1 5C16DA38
P 3900 8050
F 0 "U34" H 3900 8375 50  0000 C CNN
F 1 "74LS27" H 3900 8284 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm_LongPads" H 3900 8050 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS27" H 3900 8050 50  0001 C CNN
	1    3900 8050
	-1   0    0    -1  
$EndComp
$Comp
L All-Spectrums-rescue:74LS27-Logic_74xx U34
U 3 1 5C16DB22
P 3900 8600
F 0 "U34" H 3900 8925 50  0000 C CNN
F 1 "74LS27" H 3900 8834 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm_LongPads" H 3900 8600 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS27" H 3900 8600 50  0001 C CNN
	3    3900 8600
	-1   0    0    -1  
$EndComp
$Comp
L All-Spectrums-rescue:74LS00-Logic_74xx U28
U 3 1 5C16E034
P 9300 9000
F 0 "U28" H 9300 9325 50  0000 C CNN
F 1 "74LS00" H 9300 9234 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm_LongPads" H 9300 9000 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 9300 9000 50  0001 C CNN
	3    9300 9000
	1    0    0    -1  
$EndComp
Wire Wire Line
	9000 8900 8900 8900
Wire Wire Line
	8900 8900 8900 9000
Wire Wire Line
	8900 9100 9000 9100
Wire Wire Line
	8900 9000 8600 9000
Connection ~ 8900 9000
Wire Wire Line
	8900 9000 8900 9100
Wire Wire Line
	9600 9000 9800 9000
Wire Wire Line
	9800 8850 9800 9000
Wire Wire Line
	2500 7950 2550 7950
Wire Wire Line
	2550 7950 2550 8150
Wire Wire Line
	2550 8150 2650 8150
Wire Wire Line
	1800 7850 1900 7850
Wire Wire Line
	3250 8050 3600 8050
Wire Wire Line
	3250 8250 3400 8250
Wire Wire Line
	3400 8250 3400 8600
Wire Wire Line
	3400 8600 3600 8600
Wire Wire Line
	4200 7950 4550 7950
Wire Wire Line
	4200 8050 4550 8050
Wire Wire Line
	4200 8150 4550 8150
Wire Wire Line
	4200 8500 4550 8500
Wire Wire Line
	4200 8600 4550 8600
Wire Wire Line
	4200 8700 4550 8700
Wire Wire Line
	2500 7750 2800 7750
Wire Wire Line
	2500 7850 2800 7850
Text Label 2550 7750 0    50   ~ 0
A12
Text Label 2550 7850 0    50   ~ 0
M1
Wire Wire Line
	1700 3200 1050 3200
Text Label 1450 3200 0    50   ~ 0
M1
Entry Wire Line
	950  3300 1050 3200
Text Label 4350 7950 0    50   ~ 0
A10
Text Label 4350 8050 0    50   ~ 0
A11
Text Label 4350 8150 0    50   ~ 0
A9
Text Label 4350 8500 0    50   ~ 0
A0
Text Label 4350 8600 0    50   ~ 0
A7
Text Label 4350 8700 0    50   ~ 0
A8
Wire Wire Line
	1700 3000 1050 3000
Wire Wire Line
	1700 2800 1050 2800
Entry Wire Line
	950  2900 1050 2800
Entry Wire Line
	950  3100 1050 3000
Text Label 1350 2800 0    50   ~ 0
MREQ
Text Label 1350 3000 0    50   ~ 0
IOREQ
Wire Wire Line
	3100 1200 3500 1200
Wire Wire Line
	3100 1300 3500 1300
Wire Wire Line
	3100 1400 3500 1400
Wire Wire Line
	3100 1700 3500 1700
Wire Wire Line
	3100 1800 3500 1800
Wire Wire Line
	3100 1900 3500 1900
Wire Wire Line
	3100 2000 3500 2000
Wire Wire Line
	3100 2700 3500 2700
Wire Wire Line
	3100 2600 3500 2600
Wire Wire Line
	3100 2500 3500 2500
Wire Wire Line
	3100 2400 3500 2400
Wire Wire Line
	3100 2300 3500 2300
Wire Wire Line
	3100 2200 3500 2200
Wire Wire Line
	3100 2100 3500 2100
Text Label 3350 1400 2    50   ~ 0
A2
Text Label 3350 1300 2    50   ~ 0
A1
Text Label 3350 1200 2    50   ~ 0
A0
Text Label 3350 1700 2    50   ~ 0
A5
Text Label 3350 1800 2    50   ~ 0
A6
Text Label 3350 1900 2    50   ~ 0
A7
Text Label 3350 2000 2    50   ~ 0
A8
Text Label 3350 2100 2    50   ~ 0
A9
Text Label 3350 2200 2    50   ~ 0
A10
Text Label 3350 2300 2    50   ~ 0
A11
Text Label 3350 2400 2    50   ~ 0
A12
Text Label 3350 2500 2    50   ~ 0
A13
Text Label 3350 2600 2    50   ~ 0
A14
Text Label 3350 2700 2    50   ~ 0
A15
Entry Wire Line
	3500 1200 3600 1300
Entry Wire Line
	3500 1300 3600 1400
Entry Wire Line
	3500 1400 3600 1500
Entry Wire Line
	3500 1700 3600 1800
Entry Wire Line
	3500 1800 3600 1900
Entry Wire Line
	3500 1900 3600 2000
Entry Wire Line
	3500 2000 3600 2100
Entry Wire Line
	3500 2100 3600 2200
Entry Wire Line
	3500 2200 3600 2300
Entry Wire Line
	3500 2300 3600 2400
Entry Wire Line
	3500 2400 3600 2500
Entry Wire Line
	3500 2500 3600 2600
Entry Wire Line
	3500 2600 3600 2700
Entry Wire Line
	3500 2700 3600 2800
NoConn ~ 7550 4150
NoConn ~ 7550 4350
NoConn ~ 7550 4650
NoConn ~ 7550 4750
$Comp
L power:GND #PWR0100
U 1 1 5CDA7B72
P 1300 8350
F 0 "#PWR0100" H 1300 8100 50  0001 C CNN
F 1 "GND" H 1305 8177 50  0000 C CNN
F 2 "" H 1300 8350 50  0001 C CNN
F 3 "" H 1300 8350 50  0001 C CNN
	1    1300 8350
	1    0    0    -1  
$EndComp
Wire Wire Line
	1300 8300 1300 8350
NoConn ~ 7550 1500
NoConn ~ 7550 1600
Wire Wire Line
	10500 9900 11100 9900
Wire Wire Line
	10500 10900 11150 10900
$Comp
L ALEA:AT28C256 U27
U 1 1 5B238F2E
P 5150 2400
F 0 "U27" H 5150 3678 50  0000 C CNN
F 1 "AT28C256" H 5150 3587 50  0000 C CNN
F 2 "Package_DIP:DIP-28_W15.24mm_LongPads" H 5150 2400 50  0001 C CNN
F 3 "" H 5150 2400 50  0001 C CNN
	1    5150 2400
	1    0    0    -1  
$EndComp
Text GLabel 4400 3300 0    50   Input ~ 0
PD_ROM_CS
$Comp
L power:+5V #PWR080
U 1 1 5B2397EF
P 4650 3200
F 0 "#PWR080" H 4650 3050 50  0001 C CNN
F 1 "+5V" H 4665 3373 50  0000 C CNN
F 2 "" H 4650 3200 50  0001 C CNN
F 3 "" H 4650 3200 50  0001 C CNN
	1    4650 3200
	0    -1   -1   0   
$EndComp
Wire Wire Line
	4650 3200 4750 3200
Wire Wire Line
	4400 3300 4750 3300
Text GLabel 4500 2800 0    50   Input ~ 0
PD_ROM_A13
Text GLabel 4500 2900 0    50   Input ~ 0
PD_ROM_A14
Wire Wire Line
	4500 2800 4750 2800
Wire Wire Line
	4500 2900 4750 2900
Text GLabel 6300 6950 0    50   Input ~ 0
PD_ROM_A13
Text GLabel 6300 7050 0    50   Input ~ 0
PD_ROM_A14
$Comp
L Switch:SW_DIP_x02 SW57
U 1 1 5B3DB0D1
P 7150 7050
F 0 "SW57" H 7150 7417 50  0000 C CNN
F 1 "SW_DIP_x02" H 7150 7326 50  0000 C CNN
F 2 "Button_Switch_THT:SW_DIP_SPSTx02_Slide_9.78x7.26mm_W7.62mm_P2.54mm" H 7150 7050 50  0001 C CNN
F 3 "" H 7150 7050 50  0001 C CNN
	1    7150 7050
	1    0    0    -1  
$EndComp
Wire Wire Line
	6300 7050 6400 7050
$Comp
L power:GND #PWR096
U 1 1 5B4CC0A2
P 7550 7100
F 0 "#PWR096" H 7550 6850 50  0001 C CNN
F 1 "GND" H 7555 6927 50  0000 C CNN
F 2 "" H 7550 7100 50  0001 C CNN
F 3 "" H 7550 7100 50  0001 C CNN
	1    7550 7100
	1    0    0    -1  
$EndComp
Wire Wire Line
	7450 7050 7550 7050
Wire Wire Line
	7550 7050 7550 7100
Wire Wire Line
	7450 6950 7550 6950
Wire Wire Line
	7550 6950 7550 7050
Connection ~ 7550 7050
$Comp
L Device:R R125
U 1 1 5B546E94
P 6700 6750
F 0 "R125" H 6630 6704 50  0000 R CNN
F 1 "10K" H 6630 6795 50  0000 R CNN
F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 6630 6750 50  0001 C CNN
F 3 "~" H 6700 6750 50  0001 C CNN
	1    6700 6750
	-1   0    0    1   
$EndComp
$Comp
L power:+5V #PWR093
U 1 1 5B546E9B
P 6700 6550
F 0 "#PWR093" H 6700 6400 50  0001 C CNN
F 1 "+5V" H 6715 6723 50  0000 C CNN
F 2 "" H 6700 6550 50  0001 C CNN
F 3 "" H 6700 6550 50  0001 C CNN
	1    6700 6550
	1    0    0    -1  
$EndComp
Wire Wire Line
	6700 6550 6700 6600
Wire Wire Line
	6700 6900 6700 6950
$Comp
L Device:R R124
U 1 1 5B5847BB
P 6400 6750
F 0 "R124" H 6330 6704 50  0000 R CNN
F 1 "10K" H 6330 6795 50  0000 R CNN
F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 6330 6750 50  0001 C CNN
F 3 "~" H 6400 6750 50  0001 C CNN
	1    6400 6750
	-1   0    0    1   
$EndComp
$Comp
L power:+5V #PWR092
U 1 1 5B5847C2
P 6400 6550
F 0 "#PWR092" H 6400 6400 50  0001 C CNN
F 1 "+5V" H 6415 6723 50  0000 C CNN
F 2 "" H 6400 6550 50  0001 C CNN
F 3 "" H 6400 6550 50  0001 C CNN
	1    6400 6550
	1    0    0    -1  
$EndComp
Wire Wire Line
	6400 6550 6400 6600
Wire Wire Line
	6850 6950 6700 6950
Wire Wire Line
	6700 6950 6300 6950
Connection ~ 6700 6950
Wire Wire Line
	6400 6900 6400 7050
Connection ~ 6400 7050
Wire Wire Line
	6400 7050 6850 7050
$Comp
L Mechanical:Mounting_Hole MK8
U 1 1 5B67E166
P 800 10450
F 0 "MK8" H 900 10496 50  0000 L CNN
F 1 "Mounting_Hole" H 900 10405 50  0000 L CNN
F 2 "MountingHole:MountingHole_3mm" H 800 10450 50  0001 C CNN
F 3 "" H 800 10450 50  0001 C CNN
	1    800  10450
	1    0    0    -1  
$EndComp
$Comp
L Mechanical:Mounting_Hole_PAD MK9
U 1 1 5B67E368
P 800 10700
F 0 "MK9" H 900 10751 50  0000 L CNN
F 1 "Mounting_Hole_PAD" H 900 10660 50  0000 L CNN
F 2 "MountingHole:MountingHole_3mm_Pad_Via" H 800 10700 50  0001 C CNN
F 3 "" H 800 10700 50  0001 C CNN
	1    800  10700
	1    0    0    -1  
$EndComp
Wire Wire Line
	2200 10900 800  10900
Wire Wire Line
	800  10900 800  10800
Connection ~ 2200 10900
Text GLabel 1700 2100 2    50   Input ~ 0
~RESET
Text GLabel 1700 3200 2    50   Input ~ 0
M1
Text GLabel 1700 2600 2    50   Input ~ 0
RD
Text GLabel 1700 2700 2    50   Input ~ 0
WR
Text GLabel 1700 2800 2    50   Input ~ 0
MREQ
Text GLabel 1700 3000 2    50   Input ~ 0
IORQ
Text GLabel 3100 2700 0    50   Input ~ 0
A15
Text GLabel 3100 2600 0    50   Input ~ 0
A14
Text GLabel 3100 2500 0    50   Input ~ 0
A13
Text GLabel 3100 2400 0    50   Input ~ 0
A12
Text GLabel 3100 2300 0    50   Input ~ 0
A11
Text GLabel 3100 2200 0    50   Input ~ 0
A10
Text GLabel 3100 2100 0    50   Input ~ 0
A9
Text GLabel 3100 2000 0    50   Input ~ 0
A8
Text GLabel 3100 1900 0    50   Input ~ 0
A7
Text GLabel 3100 1800 0    50   Input ~ 0
A6
Text GLabel 3100 1700 0    50   Input ~ 0
A5
Text GLabel 3100 1600 0    50   Input ~ 0
A4
Text GLabel 3100 1500 0    50   Input ~ 0
A3
Text GLabel 3100 1400 0    50   Input ~ 0
A2
Text GLabel 3100 1300 0    50   Input ~ 0
A1
Text GLabel 3100 1200 0    50   Input ~ 0
A0
Text GLabel 3100 3600 0    50   Input ~ 0
D7
Text GLabel 3100 3500 0    50   Input ~ 0
D6
Text GLabel 3100 3400 0    50   Input ~ 0
D5
Text GLabel 3100 3300 0    50   Input ~ 0
D4
Text GLabel 3100 3200 0    50   Input ~ 0
D3
Text GLabel 3100 3100 0    50   Input ~ 0
D2
Text GLabel 3100 3000 0    50   Input ~ 0
D1
Text GLabel 3100 2900 0    50   Input ~ 0
D0
Text GLabel 4600 7400 2    50   Input ~ 0
ROM_CS
Wire Wire Line
	6600 5400 6750 5400
Wire Wire Line
	6750 5400 6750 5250
Wire Wire Line
	6750 5250 6250 5250
Wire Wire Line
	6250 5250 6250 4950
Wire Wire Line
	6250 4950 6550 4950
Wire Bus Line
	950  2200 950  4400
Wire Bus Line
	8150 5750 8150 7250
Wire Bus Line
	3600 4400 3600 6250
Wire Bus Line
	950  4400 950  6350
Wire Bus Line
	6050 700  6050 5750
Wire Bus Line
	3600 700  3600 4400
$EndSCHEMATC