EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr A3 16535 11693
encoding utf-8
Sheet 1 1
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L 65xx:W65C51NxP U5
U 1 1 605A94A7
P 9100 2900
F 0 "U5" H 8750 4200 50  0000 C CNN
F 1 "W65C51NxP" H 9400 4200 50  0000 C CIB
F 2 "" H 9100 3050 50  0001 C CNN
F 3 "http://www.westerndesigncenter.com/wdc/documentation/w65c51n.pdf" H 9100 3050 50  0001 C CNN
	1    9100 2900
	1    0    0    -1  
$EndComp
$Comp
L Memory_EEPROM:28C256 U2
U 1 1 605D1154
P 3100 8650
F 0 "U2" H 2850 9750 50  0000 C CNN
F 1 "28C256" H 3300 9750 50  0000 C CNN
F 2 "" H 3100 8650 50  0001 C CNN
F 3 "http://ww1.microchip.com/downloads/en/DeviceDoc/doc0006.pdf" H 3100 8650 50  0001 C CNN
	1    3100 8650
	1    0    0    -1  
$EndComp
$Comp
L apple2:A2Bus P1
U 1 1 605D5541
P 3100 2800
F 0 "P1" H 2700 4500 60  0000 C CNN
F 1 "A2Bus" H 3450 4500 60  0000 C CNN
F 2 "" H 3100 2800 60  0001 C CNN
F 3 "https://allpinouts.org/pinouts/connectors/buses/apple-ii-slot/" H 3100 2800 60  0001 C CNN
	1    3100 2800
	1    0    0    -1  
$EndComp
NoConn ~ 2400 3300
NoConn ~ 2400 3400
NoConn ~ 2400 3500
NoConn ~ 2400 3000
NoConn ~ 3000 4700
NoConn ~ 3200 4700
NoConn ~ 3200 1000
$Comp
L power:+5V #PWR0101
U 1 1 605E4278
P 3000 900
F 0 "#PWR0101" H 3000 750 50  0001 C CNN
F 1 "+5V" H 3015 1073 50  0000 C CNN
F 2 "" H 3000 900 50  0001 C CNN
F 3 "" H 3000 900 50  0001 C CNN
	1    3000 900 
	1    0    0    -1  
$EndComp
Wire Wire Line
	3000 900  3000 1000
$Comp
L power:GND #PWR0102
U 1 1 605E588B
P 3100 5050
F 0 "#PWR0102" H 3100 4800 50  0001 C CNN
F 1 "GND" H 3105 4877 50  0000 C CNN
F 2 "" H 3100 5050 50  0001 C CNN
F 3 "" H 3100 5050 50  0001 C CNN
	1    3100 5050
	1    0    0    -1  
$EndComp
Wire Wire Line
	3100 4700 3100 5050
Wire Wire Line
	2400 4400 2250 4400
Wire Wire Line
	2250 4400 2250 5450
Wire Wire Line
	2250 5450 3900 5450
Wire Wire Line
	3900 5450 3900 4400
Wire Wire Line
	3900 4400 3800 4400
Wire Wire Line
	2400 4300 2150 4300
Wire Wire Line
	2150 4300 2150 5550
Wire Wire Line
	2150 5550 4000 5550
Wire Wire Line
	4000 5550 4000 4300
Wire Wire Line
	4000 4300 3800 4300
$Comp
L 74xx:74HC245 U1
U 1 1 605EA66C
P 1600 1800
F 0 "U1" H 1350 2500 50  0000 C CNN
F 1 "74HC245" H 1850 2500 50  0000 C CNN
F 2 "" H 1600 1800 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74HC245" H 1600 1800 50  0001 C CNN
	1    1600 1800
	1    0    0    -1  
$EndComp
Wire Wire Line
	2100 1300 2400 1300
Wire Wire Line
	2100 1400 2400 1400
Wire Wire Line
	2100 1500 2400 1500
Wire Wire Line
	2100 1600 2400 1600
Wire Wire Line
	2100 1700 2400 1700
Wire Wire Line
	2100 1800 2400 1800
Wire Wire Line
	2100 1900 2400 1900
Wire Wire Line
	2100 2000 2400 2000
Text GLabel 900  1300 0    50   BiDi ~ 0
D0
Wire Wire Line
	900  1300 1100 1300
Text GLabel 900  1400 0    50   BiDi ~ 0
D1
Wire Wire Line
	900  1400 1100 1400
Text GLabel 900  1500 0    50   BiDi ~ 0
D2
Wire Wire Line
	900  1500 1100 1500
Text GLabel 900  1600 0    50   BiDi ~ 0
D3
Wire Wire Line
	900  1600 1100 1600
Text GLabel 900  1700 0    50   BiDi ~ 0
D4
Wire Wire Line
	900  1700 1100 1700
Text GLabel 900  1800 0    50   BiDi ~ 0
D5
Wire Wire Line
	900  1800 1100 1800
Text GLabel 900  1900 0    50   BiDi ~ 0
D6
Wire Wire Line
	900  1900 1100 1900
Text GLabel 900  2000 0    50   BiDi ~ 0
D7
Wire Wire Line
	900  2000 1100 2000
Text GLabel 4050 3000 2    50   Output ~ 0
R~W
Wire Wire Line
	3800 3000 4050 3000
Text GLabel 900  2200 0    50   Input ~ 0
R~W
Wire Wire Line
	900  2200 1100 2200
$Comp
L power:+5V #PWR0103
U 1 1 60602B67
P 1600 900
F 0 "#PWR0103" H 1600 750 50  0001 C CNN
F 1 "+5V" H 1615 1073 50  0000 C CNN
F 2 "" H 1600 900 50  0001 C CNN
F 3 "" H 1600 900 50  0001 C CNN
	1    1600 900 
	1    0    0    -1  
$EndComp
Wire Wire Line
	1600 900  1600 1000
$Comp
L power:GND #PWR0104
U 1 1 60609613
P 1600 2950
F 0 "#PWR0104" H 1600 2700 50  0001 C CNN
F 1 "GND" H 1605 2777 50  0000 C CNN
F 2 "" H 1600 2950 50  0001 C CNN
F 3 "" H 1600 2950 50  0001 C CNN
	1    1600 2950
	1    0    0    -1  
$EndComp
Wire Wire Line
	1600 2600 1600 2950
Text GLabel 4450 3100 2    50   Output ~ 0
~IOSEL
Wire Wire Line
	3800 3100 4450 3100
Text GLabel 4050 3200 2    50   Output ~ 0
~IOSTRB
Wire Wire Line
	3800 3200 4050 3200
Text GLabel 2050 3100 0    50   Input ~ 0
~IRQ
Wire Wire Line
	2050 3100 2400 3100
NoConn ~ 3800 3600
NoConn ~ 3800 3700
NoConn ~ 3800 3800
NoConn ~ 3800 4000
NoConn ~ 3800 4100
NoConn ~ 3800 2500
NoConn ~ 3800 2600
NoConn ~ 3800 2700
NoConn ~ 3800 2800
Text GLabel 2250 3200 0    50   Output ~ 0
~RES
Wire Wire Line
	2250 3200 2400 3200
$Comp
L osc:Osc_8pin U3
U 1 1 6067DEFD
P 6450 5150
F 0 "U3" H 6223 5203 60  0000 R CNN
F 1 "1.8432M" H 6223 5097 60  0000 R CNN
F 2 "" H 6450 5150 60  0001 C CNN
F 3 "" H 6450 5150 60  0001 C CNN
	1    6450 5150
	1    0    0    -1  
$EndComp
$Comp
L Interface_UART:MAX3232 U6
U 1 1 6068F0BA
P 11550 2600
F 0 "U6" H 11050 3700 50  0000 C CNN
F 1 "MAX3232" H 11900 3700 50  0000 C CNN
F 2 "" H 11600 1550 50  0001 L CNN
F 3 "https://datasheets.maximintegrated.com/en/ds/MAX3222-MAX3241.pdf" H 11550 2700 50  0001 C CNN
	1    11550 2600
	1    0    0    -1  
$EndComp
NoConn ~ 3800 3900
Text GLabel 8150 1800 0    50   Input ~ 0
~RES
Wire Wire Line
	8150 1800 8500 1800
Text GLabel 8150 3100 0    50   Input ~ 0
R~W
Wire Wire Line
	8150 3100 8500 3100
Text GLabel 8300 3300 0    50   BiDi ~ 0
D0
Wire Wire Line
	8300 3300 8500 3300
Text GLabel 8300 3400 0    50   BiDi ~ 0
D1
Wire Wire Line
	8300 3400 8500 3400
Text GLabel 8300 3500 0    50   BiDi ~ 0
D2
Wire Wire Line
	8300 3500 8500 3500
Text GLabel 8300 3600 0    50   BiDi ~ 0
D3
Wire Wire Line
	8300 3600 8500 3600
Text GLabel 8300 3700 0    50   BiDi ~ 0
D4
Wire Wire Line
	8300 3700 8500 3700
Text GLabel 8300 3800 0    50   BiDi ~ 0
D5
Wire Wire Line
	8300 3800 8500 3800
Text GLabel 8300 3900 0    50   BiDi ~ 0
D6
Wire Wire Line
	8300 3900 8500 3900
Text GLabel 8300 4000 0    50   BiDi ~ 0
D7
Wire Wire Line
	8300 4000 8500 4000
Text GLabel 3700 7750 2    50   BiDi ~ 0
D0
Wire Wire Line
	3700 7750 3500 7750
Text GLabel 3700 7850 2    50   BiDi ~ 0
D1
Wire Wire Line
	3700 7850 3500 7850
Text GLabel 3700 7950 2    50   BiDi ~ 0
D2
Wire Wire Line
	3700 7950 3500 7950
Text GLabel 3700 8050 2    50   BiDi ~ 0
D3
Wire Wire Line
	3700 8050 3500 8050
Text GLabel 3700 8150 2    50   BiDi ~ 0
D4
Wire Wire Line
	3700 8150 3500 8150
Text GLabel 3700 8250 2    50   BiDi ~ 0
D5
Wire Wire Line
	3700 8250 3500 8250
Text GLabel 3700 8350 2    50   BiDi ~ 0
D6
Wire Wire Line
	3700 8350 3500 8350
Text GLabel 3700 8450 2    50   BiDi ~ 0
D7
Wire Wire Line
	3700 8450 3500 8450
$Comp
L power:+5V #PWR0105
U 1 1 606E2D54
P 3100 7450
F 0 "#PWR0105" H 3100 7300 50  0001 C CNN
F 1 "+5V" H 3115 7623 50  0000 C CNN
F 2 "" H 3100 7450 50  0001 C CNN
F 3 "" H 3100 7450 50  0001 C CNN
	1    3100 7450
	1    0    0    -1  
$EndComp
Wire Wire Line
	3100 7450 3100 7550
$Comp
L power:+5V #PWR0106
U 1 1 606EF50E
P 11550 1300
F 0 "#PWR0106" H 11550 1150 50  0001 C CNN
F 1 "+5V" H 11565 1473 50  0000 C CNN
F 2 "" H 11550 1300 50  0001 C CNN
F 3 "" H 11550 1300 50  0001 C CNN
	1    11550 1300
	1    0    0    -1  
$EndComp
Wire Wire Line
	11550 1300 11550 1400
$Comp
L power:+5V #PWR0107
U 1 1 606F5602
P 6450 4600
F 0 "#PWR0107" H 6450 4450 50  0001 C CNN
F 1 "+5V" H 6465 4773 50  0000 C CNN
F 2 "" H 6450 4600 50  0001 C CNN
F 3 "" H 6450 4600 50  0001 C CNN
	1    6450 4600
	1    0    0    -1  
$EndComp
Wire Wire Line
	6450 4600 6450 4650
$Comp
L power:GND #PWR0108
U 1 1 606F7D59
P 6450 5750
F 0 "#PWR0108" H 6450 5500 50  0001 C CNN
F 1 "GND" H 6455 5577 50  0000 C CNN
F 2 "" H 6450 5750 50  0001 C CNN
F 3 "" H 6450 5750 50  0001 C CNN
	1    6450 5750
	1    0    0    -1  
$EndComp
Wire Wire Line
	6450 5650 6450 5750
$Comp
L power:GND #PWR0109
U 1 1 606FFC06
P 3100 10100
F 0 "#PWR0109" H 3100 9850 50  0001 C CNN
F 1 "GND" H 3105 9927 50  0000 C CNN
F 2 "" H 3100 10100 50  0001 C CNN
F 3 "" H 3100 10100 50  0001 C CNN
	1    3100 10100
	1    0    0    -1  
$EndComp
Wire Wire Line
	3100 9750 3100 9950
Text GLabel 7100 5150 2    50   Output ~ 0
SERCLK
Wire Wire Line
	6850 5150 7100 5150
Wire Wire Line
	3800 2300 4100 2300
Text GLabel 4100 2300 2    50   Output ~ 0
A10
Wire Wire Line
	3800 2200 4100 2200
Text GLabel 4100 2200 2    50   Output ~ 0
A9
Wire Wire Line
	3800 2100 4100 2100
Text GLabel 4100 2100 2    50   Output ~ 0
A8
Wire Wire Line
	3800 2000 4100 2000
Text GLabel 4100 2000 2    50   Output ~ 0
A7
Wire Wire Line
	3800 1900 4100 1900
Text GLabel 4100 1900 2    50   Output ~ 0
A6
Wire Wire Line
	3800 1800 4100 1800
Text GLabel 4100 1800 2    50   Output ~ 0
A5
Wire Wire Line
	3800 1700 4100 1700
Text GLabel 4100 1700 2    50   Output ~ 0
A4
Wire Wire Line
	3800 1600 4100 1600
Text GLabel 4100 1600 2    50   Output ~ 0
A3
Wire Wire Line
	3800 1500 4100 1500
Text GLabel 4100 1500 2    50   Output ~ 0
A2
Wire Wire Line
	3800 1400 4100 1400
Text GLabel 4100 1400 2    50   Output ~ 0
A1
Wire Wire Line
	3800 1300 4100 1300
Text GLabel 4100 1300 2    50   Output ~ 0
A0
Wire Wire Line
	2700 8750 2400 8750
Text GLabel 2400 8750 0    50   Output ~ 0
ROMA10
Wire Wire Line
	2700 8650 2400 8650
Text GLabel 2400 8650 0    50   Output ~ 0
ROMA9
Wire Wire Line
	2700 8550 2400 8550
Text GLabel 2400 8550 0    50   Output ~ 0
ROMA8
Wire Wire Line
	2700 8450 2400 8450
Text GLabel 2400 8450 0    50   Input ~ 0
A7
Wire Wire Line
	2700 8350 2400 8350
Text GLabel 2400 8350 0    50   Input ~ 0
A6
Wire Wire Line
	2700 8250 2400 8250
Text GLabel 2400 8250 0    50   Input ~ 0
A5
Wire Wire Line
	2700 8150 2400 8150
Text GLabel 2400 8150 0    50   Input ~ 0
A4
Wire Wire Line
	2700 8050 2400 8050
Text GLabel 2400 8050 0    50   Input ~ 0
A3
Wire Wire Line
	2700 7950 2400 7950
Text GLabel 2400 7950 0    50   Input ~ 0
A2
Wire Wire Line
	2700 7850 2400 7850
Text GLabel 2400 7850 0    50   Input ~ 0
A1
Wire Wire Line
	2700 7750 2400 7750
Text GLabel 2400 7750 0    50   Input ~ 0
A0
$Comp
L power:GND #PWR0110
U 1 1 607264AE
P 9100 4400
F 0 "#PWR0110" H 9100 4150 50  0001 C CNN
F 1 "GND" H 9105 4227 50  0000 C CNN
F 2 "" H 9100 4400 50  0001 C CNN
F 3 "" H 9100 4400 50  0001 C CNN
	1    9100 4400
	1    0    0    -1  
$EndComp
Wire Wire Line
	9100 4350 9100 4400
$Comp
L power:GND #PWR0111
U 1 1 607292FF
P 11550 3900
F 0 "#PWR0111" H 11550 3650 50  0001 C CNN
F 1 "GND" H 11555 3727 50  0000 C CNN
F 2 "" H 11550 3900 50  0001 C CNN
F 3 "" H 11550 3900 50  0001 C CNN
	1    11550 3900
	1    0    0    -1  
$EndComp
Wire Wire Line
	11550 3800 11550 3900
$Comp
L Device:C_Small C9
U 1 1 6072D3B1
P 10500 1850
F 0 "C9" H 10408 1896 50  0000 R CNN
F 1 "0.1u" H 10408 1805 50  0000 R CNN
F 2 "" H 10500 1850 50  0001 C CNN
F 3 "~" H 10500 1850 50  0001 C CNN
	1    10500 1850
	-1   0    0    -1  
$EndComp
Wire Wire Line
	10500 1750 10500 1700
Wire Wire Line
	10500 1700 10750 1700
Wire Wire Line
	10750 2000 10500 2000
Wire Wire Line
	10500 2000 10500 1950
$Comp
L Device:C_Small C11
U 1 1 6073A7DD
P 12600 1850
F 0 "C11" H 12508 1896 50  0000 R CNN
F 1 "0.1u" H 12508 1805 50  0000 R CNN
F 2 "" H 12600 1850 50  0001 C CNN
F 3 "~" H 12600 1850 50  0001 C CNN
	1    12600 1850
	1    0    0    -1  
$EndComp
Wire Wire Line
	12600 1750 12600 1700
Wire Wire Line
	12600 1700 12350 1700
Wire Wire Line
	12350 2000 12600 2000
Wire Wire Line
	12600 2000 12600 1950
$Comp
L Device:C_Small C15
U 1 1 6074DFF2
P 13650 2300
F 0 "C15" H 13742 2346 50  0000 L CNN
F 1 "0.1u" H 13742 2255 50  0000 L CNN
F 2 "" H 13650 2300 50  0001 C CNN
F 3 "~" H 13650 2300 50  0001 C CNN
	1    13650 2300
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C13
U 1 1 60751B50
P 13300 2650
F 0 "C13" H 13392 2696 50  0000 L CNN
F 1 "0.1u" H 13392 2605 50  0000 L CNN
F 2 "" H 13300 2650 50  0001 C CNN
F 3 "~" H 13300 2650 50  0001 C CNN
	1    13300 2650
	1    0    0    -1  
$EndComp
Wire Wire Line
	13300 2500 13300 2550
$Comp
L power:GND #PWR0112
U 1 1 6076F2F3
P 13650 3100
F 0 "#PWR0112" H 13650 2850 50  0001 C CNN
F 1 "GND" H 13655 2927 50  0000 C CNN
F 2 "" H 13650 3100 50  0001 C CNN
F 3 "" H 13650 3100 50  0001 C CNN
	1    13650 3100
	1    0    0    -1  
$EndComp
Wire Wire Line
	13650 2400 13650 2850
Wire Wire Line
	13300 2750 13300 2850
Wire Wire Line
	13300 2850 13650 2850
Connection ~ 13650 2850
Wire Wire Line
	13650 2850 13650 3100
Wire Wire Line
	9700 2600 10550 2600
Wire Wire Line
	10550 2600 10550 2700
Wire Wire Line
	10550 2700 10750 2700
Wire Wire Line
	9700 2700 10500 2700
Wire Wire Line
	10500 2700 10500 3100
Wire Wire Line
	10500 3100 10750 3100
Wire Wire Line
	9700 2900 10750 2900
Wire Wire Line
	10400 3000 10400 3300
Wire Wire Line
	10400 3300 10750 3300
Wire Wire Line
	9700 3000 10400 3000
$Comp
L Interface_UART:MAX3232 U7
U 1 1 60829DCF
P 11550 5750
F 0 "U7" H 11050 6850 50  0000 C CNN
F 1 "MAX3232" H 11900 6850 50  0000 C CNN
F 2 "" H 11600 4700 50  0001 L CNN
F 3 "https://datasheets.maximintegrated.com/en/ds/MAX3222-MAX3241.pdf" H 11550 5850 50  0001 C CNN
	1    11550 5750
	1    0    0    -1  
$EndComp
$Comp
L power:+5V #PWR0113
U 1 1 60829DD5
P 11550 4450
F 0 "#PWR0113" H 11550 4300 50  0001 C CNN
F 1 "+5V" H 11565 4623 50  0000 C CNN
F 2 "" H 11550 4450 50  0001 C CNN
F 3 "" H 11550 4450 50  0001 C CNN
	1    11550 4450
	1    0    0    -1  
$EndComp
Wire Wire Line
	11550 4450 11550 4550
$Comp
L power:GND #PWR0114
U 1 1 60829DDC
P 11550 7050
F 0 "#PWR0114" H 11550 6800 50  0001 C CNN
F 1 "GND" H 11555 6877 50  0000 C CNN
F 2 "" H 11550 7050 50  0001 C CNN
F 3 "" H 11550 7050 50  0001 C CNN
	1    11550 7050
	1    0    0    -1  
$EndComp
Wire Wire Line
	11550 6950 11550 7000
$Comp
L Device:C_Small C10
U 1 1 60829DE3
P 10500 5000
F 0 "C10" H 10408 5046 50  0000 R CNN
F 1 "0.1u" H 10408 4955 50  0000 R CNN
F 2 "" H 10500 5000 50  0001 C CNN
F 3 "~" H 10500 5000 50  0001 C CNN
	1    10500 5000
	-1   0    0    -1  
$EndComp
Wire Wire Line
	10500 4900 10500 4850
Wire Wire Line
	10500 4850 10750 4850
Wire Wire Line
	10750 5150 10500 5150
Wire Wire Line
	10500 5150 10500 5100
Wire Wire Line
	12600 4900 12600 4850
Wire Wire Line
	12600 4850 12350 4850
Wire Wire Line
	12350 5150 12600 5150
Wire Wire Line
	12600 5150 12600 5100
$Comp
L Device:C_Small C16
U 1 1 60829DF7
P 13650 5450
F 0 "C16" H 13742 5496 50  0000 L CNN
F 1 "0.1u" H 13742 5405 50  0000 L CNN
F 2 "" H 13650 5450 50  0001 C CNN
F 3 "~" H 13650 5450 50  0001 C CNN
	1    13650 5450
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C14
U 1 1 60829DFD
P 13300 5800
F 0 "C14" H 13392 5846 50  0000 L CNN
F 1 "0.1u" H 13392 5755 50  0000 L CNN
F 2 "" H 13300 5800 50  0001 C CNN
F 3 "~" H 13300 5800 50  0001 C CNN
	1    13300 5800
	1    0    0    -1  
$EndComp
Wire Wire Line
	13300 5650 13300 5700
Wire Wire Line
	13650 5550 13650 6000
Wire Wire Line
	13300 5900 13300 6000
Wire Wire Line
	13300 6000 13650 6000
Connection ~ 13650 6000
Wire Wire Line
	9700 3200 10200 3200
Wire Wire Line
	10200 3200 10200 5850
Wire Wire Line
	10200 5850 10750 5850
Wire Wire Line
	10750 6250 10000 6250
Wire Wire Line
	10000 6250 10000 3300
Wire Wire Line
	10000 3300 9700 3300
Wire Wire Line
	9700 3500 9800 3500
Wire Wire Line
	9800 3500 9800 6450
Wire Wire Line
	9800 6450 10750 6450
Wire Wire Line
	12350 2200 13650 2200
Wire Wire Line
	12350 2500 13300 2500
Wire Wire Line
	12350 5350 13650 5350
Wire Wire Line
	12350 5650 13300 5650
Wire Wire Line
	10750 6050 10600 6050
Wire Wire Line
	10600 6050 10600 7000
Wire Wire Line
	10600 7000 11550 7000
Connection ~ 11550 7000
Wire Wire Line
	11550 7000 11550 7050
NoConn ~ 12350 6050
Wire Wire Line
	12350 5850 12600 5850
Text GLabel 12600 6250 2    50   Input ~ 0
DSR
Wire Wire Line
	12350 6250 12600 6250
Text GLabel 12600 2700 2    50   Output ~ 0
TxD
Wire Wire Line
	12350 2700 12600 2700
Text GLabel 12600 2900 2    50   Output ~ 0
RTS
Wire Wire Line
	12350 2900 12600 2900
Text GLabel 12600 3100 2    50   Input ~ 0
RxD
Wire Wire Line
	12350 3100 12600 3100
Text GLabel 12600 3300 2    50   Input ~ 0
CTS
Wire Wire Line
	12350 3300 12600 3300
Text GLabel 8300 2600 0    50   Input ~ 0
A0
Wire Wire Line
	8300 2600 8500 2600
Text GLabel 8300 2700 0    50   Input ~ 0
A1
Wire Wire Line
	8300 2700 8500 2700
$Comp
L Connector:Conn_01x02_Male J1
U 1 1 6090D8D6
P 6550 2100
F 0 "J1" H 6658 2281 50  0000 C CNN
F 1 "IRQ ENABLE" H 6658 2190 50  0000 C CNN
F 2 "" H 6550 2100 50  0001 C CNN
F 3 "~" H 6550 2100 50  0001 C CNN
	1    6550 2100
	1    0    0    -1  
$EndComp
Wire Wire Line
	6750 2100 8500 2100
Text GLabel 7100 2200 2    50   Output ~ 0
~IRQ
Wire Wire Line
	7100 2200 6750 2200
Wire Wire Line
	8300 2300 8500 2300
Wire Wire Line
	8300 2400 8500 2400
NoConn ~ 9700 2100
NoConn ~ 9700 1900
Text GLabel 9900 1800 2    50   Input ~ 0
SERCLK
Wire Wire Line
	9900 1800 9700 1800
$Comp
L Device:C_Small C12
U 1 1 609EBDF6
P 12600 5000
F 0 "C12" H 12508 5046 50  0000 R CNN
F 1 "0.1u" H 12508 4955 50  0000 R CNN
F 2 "" H 12600 5000 50  0001 C CNN
F 3 "~" H 12600 5000 50  0001 C CNN
	1    12600 5000
	1    0    0    -1  
$EndComp
Text GLabel 4450 3300 2    50   Output ~ 0
~DEVSEL
Wire Wire Line
	3800 3300 4450 3300
$Comp
L power:+5V #PWR0115
U 1 1 60A380F7
P 1600 9200
F 0 "#PWR0115" H 1600 9050 50  0001 C CNN
F 1 "+5V" H 1615 9373 50  0000 C CNN
F 2 "" H 1600 9200 50  0001 C CNN
F 3 "" H 1600 9200 50  0001 C CNN
	1    1600 9200
	1    0    0    -1  
$EndComp
Wire Wire Line
	1600 9200 1600 9350
Wire Wire Line
	1600 9350 2700 9350
Wire Wire Line
	2700 9450 2250 9450
Text GLabel 2250 9450 0    50   Input ~ 0
~ROMOE
Wire Wire Line
	8500 1900 7750 1900
Wire Wire Line
	3800 2400 4100 2400
Text GLabel 4100 2400 2    50   Output ~ 0
A11
NoConn ~ 3800 3500
Text GLabel 7750 1900 0    50   Input ~ 0
PHI2
Wire Wire Line
	9100 1350 9100 1450
$Comp
L power:+5V #PWR0116
U 1 1 606E5D59
P 9100 1350
F 0 "#PWR0116" H 9100 1200 50  0001 C CNN
F 1 "+5V" H 9115 1523 50  0000 C CNN
F 2 "" H 9100 1350 50  0001 C CNN
F 3 "" H 9100 1350 50  0001 C CNN
	1    9100 1350
	1    0    0    -1  
$EndComp
Text GLabel 8300 2300 0    50   Input ~ 0
A3
Text GLabel 8300 2400 0    50   Input ~ 0
A2
Wire Wire Line
	2700 8850 2450 8850
Wire Wire Line
	2450 8850 2450 8950
Wire Wire Line
	2450 9950 3100 9950
Connection ~ 3100 9950
Wire Wire Line
	3100 9950 3100 10100
Wire Wire Line
	2700 8950 2450 8950
Connection ~ 2450 8950
Wire Wire Line
	2450 8950 2450 9050
Wire Wire Line
	2700 9050 2450 9050
Connection ~ 2450 9050
Wire Wire Line
	2450 9050 2450 9150
Wire Wire Line
	2700 9150 2450 9150
Connection ~ 2450 9150
Wire Wire Line
	2450 9150 2450 9550
Wire Wire Line
	2700 9550 2450 9550
Connection ~ 2450 9550
Wire Wire Line
	2450 9550 2450 9950
$Comp
L Connector_Generic:Conn_02x05_Odd_Even J2
U 1 1 60B42E0D
P 14950 4200
F 0 "J2" H 15000 4617 50  0000 C CNN
F 1 "RS-232 OUT" H 15000 4526 50  0000 C CNN
F 2 "" H 14950 4200 50  0001 C CNN
F 3 "~" H 14950 4200 50  0001 C CNN
	1    14950 4200
	1    0    0    -1  
$EndComp
Text GLabel 12600 5850 2    50   Output ~ 0
DTR
Wire Wire Line
	13650 6000 13650 6250
$Comp
L power:GND #PWR0117
U 1 1 60829E05
P 13650 6250
F 0 "#PWR0117" H 13650 6000 50  0001 C CNN
F 1 "GND" H 13655 6077 50  0000 C CNN
F 2 "" H 13650 6250 50  0001 C CNN
F 3 "" H 13650 6250 50  0001 C CNN
	1    13650 6250
	1    0    0    -1  
$EndComp
Wire Wire Line
	12350 6450 12600 6450
Text GLabel 12600 6450 2    50   Input ~ 0
DCD
Text GLabel 14450 4000 0    50   Output ~ 0
DCD
Wire Wire Line
	14450 4000 14750 4000
Text GLabel 15550 4100 2    50   Input ~ 0
DTR
Wire Wire Line
	15550 4100 15250 4100
Text GLabel 15550 4200 2    50   Output ~ 0
DSR
Wire Wire Line
	15550 4200 15250 4200
Text GLabel 15550 4000 2    50   Output ~ 0
RxD
Wire Wire Line
	15550 4000 15250 4000
Text GLabel 15550 4300 2    50   Output ~ 0
CTS
Wire Wire Line
	15550 4300 15250 4300
NoConn ~ 14750 4400
NoConn ~ 15250 4400
Text GLabel 14450 4100 0    50   Input ~ 0
TxD
Wire Wire Line
	14450 4100 14750 4100
$Comp
L power:GND #PWR0118
U 1 1 60BC43CC
P 14100 4750
F 0 "#PWR0118" H 14100 4500 50  0001 C CNN
F 1 "GND" H 14105 4577 50  0000 C CNN
F 2 "" H 14100 4750 50  0001 C CNN
F 3 "" H 14100 4750 50  0001 C CNN
	1    14100 4750
	1    0    0    -1  
$EndComp
Wire Wire Line
	14750 4200 14100 4200
Wire Wire Line
	14100 4200 14100 4750
Text GLabel 14450 4300 0    50   Input ~ 0
RTS
Wire Wire Line
	14450 4300 14750 4300
$Comp
L ssc:SSCGLU U4
U 1 1 60610D04
P 7350 8500
F 0 "U4" H 6900 9350 50  0000 C CNN
F 1 "SSCGLU" H 7650 9350 50  0000 C CNN
F 2 "Package_DIP:DIP-24_W7.62mm" H 7350 8500 50  0001 C CNN
F 3 "" H 7350 8500 50  0001 C CNN
	1    7350 8500
	1    0    0    -1  
$EndComp
Text GLabel 6300 7800 0    50   Input ~ 0
~RES
Wire Wire Line
	6300 7800 6650 7800
$Comp
L power:GND #PWR0119
U 1 1 60630927
P 7350 9500
F 0 "#PWR0119" H 7350 9250 50  0001 C CNN
F 1 "GND" H 7355 9327 50  0000 C CNN
F 2 "" H 7350 9500 50  0001 C CNN
F 3 "" H 7350 9500 50  0001 C CNN
	1    7350 9500
	1    0    0    -1  
$EndComp
Wire Wire Line
	7350 9400 7350 9500
$Comp
L power:+5V #PWR0120
U 1 1 60652D29
P 7350 7400
F 0 "#PWR0120" H 7350 7250 50  0001 C CNN
F 1 "+5V" H 7365 7573 50  0000 C CNN
F 2 "" H 7350 7400 50  0001 C CNN
F 3 "" H 7350 7400 50  0001 C CNN
	1    7350 7400
	1    0    0    -1  
$EndComp
Wire Wire Line
	7350 7400 7350 7500
Text GLabel 6000 7900 0    50   Input ~ 0
R~W
Wire Wire Line
	6000 7900 6650 7900
Wire Wire Line
	6650 8500 6350 8500
Text GLabel 6350 8500 0    50   Input ~ 0
A11
Wire Wire Line
	6650 8400 6350 8400
Text GLabel 6350 8400 0    50   Input ~ 0
A10
Wire Wire Line
	6650 8300 6350 8300
Text GLabel 6350 8300 0    50   Input ~ 0
A9
Wire Wire Line
	6650 8200 6350 8200
Text GLabel 6350 8200 0    50   Input ~ 0
A8
Wire Wire Line
	6650 8100 6350 8100
Text GLabel 6350 8100 0    50   Input ~ 0
A3
Wire Wire Line
	8000 8200 8300 8200
Text GLabel 8300 8200 2    50   Output ~ 0
ROMA10
Wire Wire Line
	8000 8100 8300 8100
Text GLabel 8300 8100 2    50   Output ~ 0
ROMA9
Wire Wire Line
	8000 8000 8300 8000
Text GLabel 8300 8000 2    50   Output ~ 0
ROMA8
Wire Wire Line
	8000 8350 8300 8350
Text GLabel 8300 8350 2    50   Output ~ 0
~ROMOE
Wire Wire Line
	8000 8550 8300 8550
Text GLabel 8300 8550 2    50   Output ~ 0
PHI2
Wire Wire Line
	8000 8750 8300 8750
Text GLabel 8300 8750 2    50   3State ~ 0
D0
Text GLabel 10550 3800 2    50   Output ~ 0
CTS
Wire Wire Line
	10400 3300 10400 3800
Wire Wire Line
	10400 3800 10550 3800
Connection ~ 10400 3300
Text GLabel 6350 8700 0    50   Input ~ 0
CTS
Wire Wire Line
	6650 8700 6350 8700
Text GLabel 6350 8950 0    50   Input ~ 0
~DEVSEL
Wire Wire Line
	6650 8950 6350 8950
Text GLabel 6000 9050 0    50   Input ~ 0
~IOSEL
Wire Wire Line
	6650 9050 6000 9050
Text GLabel 6350 9150 0    50   Input ~ 0
~IOSTRB
Wire Wire Line
	6650 9150 6350 9150
$Comp
L Device:C_Small C5
U 1 1 607702D5
P 14050 9050
F 0 "C5" H 14142 9096 50  0000 L CNN
F 1 "0.1u" H 14142 9005 50  0000 L CNN
F 2 "" H 14050 9050 50  0001 C CNN
F 3 "~" H 14050 9050 50  0001 C CNN
	1    14050 9050
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C6
U 1 1 60772476
P 14500 9050
F 0 "C6" H 14592 9096 50  0000 L CNN
F 1 "0.1u" H 14592 9005 50  0000 L CNN
F 2 "" H 14500 9050 50  0001 C CNN
F 3 "~" H 14500 9050 50  0001 C CNN
	1    14500 9050
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C7
U 1 1 6077E9A6
P 14950 9050
F 0 "C7" H 15042 9096 50  0000 L CNN
F 1 "0.1u" H 15042 9005 50  0000 L CNN
F 2 "" H 14950 9050 50  0001 C CNN
F 3 "~" H 14950 9050 50  0001 C CNN
	1    14950 9050
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C8
U 1 1 6078AEAD
P 15400 9050
F 0 "C8" H 15492 9096 50  0000 L CNN
F 1 "0.1u" H 15492 9005 50  0000 L CNN
F 2 "" H 15400 9050 50  0001 C CNN
F 3 "~" H 15400 9050 50  0001 C CNN
	1    15400 9050
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C1
U 1 1 607A5962
P 12250 9050
F 0 "C1" H 12342 9096 50  0000 L CNN
F 1 "0.1u" H 12342 9005 50  0000 L CNN
F 2 "" H 12250 9050 50  0001 C CNN
F 3 "~" H 12250 9050 50  0001 C CNN
	1    12250 9050
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C2
U 1 1 607A5968
P 12700 9050
F 0 "C2" H 12792 9096 50  0000 L CNN
F 1 "0.1u" H 12792 9005 50  0000 L CNN
F 2 "" H 12700 9050 50  0001 C CNN
F 3 "~" H 12700 9050 50  0001 C CNN
	1    12700 9050
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C3
U 1 1 607A596E
P 13150 9050
F 0 "C3" H 13242 9096 50  0000 L CNN
F 1 "0.1u" H 13242 9005 50  0000 L CNN
F 2 "" H 13150 9050 50  0001 C CNN
F 3 "~" H 13150 9050 50  0001 C CNN
	1    13150 9050
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C4
U 1 1 607A5974
P 13600 9050
F 0 "C4" H 13692 9096 50  0000 L CNN
F 1 "0.1u" H 13692 9005 50  0000 L CNN
F 2 "" H 13600 9050 50  0001 C CNN
F 3 "~" H 13600 9050 50  0001 C CNN
	1    13600 9050
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR02
U 1 1 607C13EC
P 15400 9450
F 0 "#PWR02" H 15400 9200 50  0001 C CNN
F 1 "GND" H 15405 9277 50  0000 C CNN
F 2 "" H 15400 9450 50  0001 C CNN
F 3 "" H 15400 9450 50  0001 C CNN
	1    15400 9450
	1    0    0    -1  
$EndComp
Wire Wire Line
	15400 9150 15400 9300
Wire Wire Line
	12250 9150 12250 9300
Wire Wire Line
	12250 9300 12700 9300
Connection ~ 15400 9300
Wire Wire Line
	15400 9300 15400 9450
Wire Wire Line
	12700 9150 12700 9300
Connection ~ 12700 9300
Wire Wire Line
	12700 9300 13150 9300
Wire Wire Line
	13150 9150 13150 9300
Connection ~ 13150 9300
Wire Wire Line
	13150 9300 13600 9300
Wire Wire Line
	13600 9150 13600 9300
Connection ~ 13600 9300
Wire Wire Line
	13600 9300 14050 9300
Wire Wire Line
	14050 9150 14050 9300
Connection ~ 14050 9300
Wire Wire Line
	14050 9300 14500 9300
Wire Wire Line
	14500 9150 14500 9300
Connection ~ 14500 9300
Wire Wire Line
	14500 9300 14950 9300
Wire Wire Line
	14950 9150 14950 9300
Connection ~ 14950 9300
Wire Wire Line
	14950 9300 15400 9300
$Comp
L power:+5V #PWR01
U 1 1 6083D92E
P 12250 8650
F 0 "#PWR01" H 12250 8500 50  0001 C CNN
F 1 "+5V" H 12265 8823 50  0000 C CNN
F 2 "" H 12250 8650 50  0001 C CNN
F 3 "" H 12250 8650 50  0001 C CNN
	1    12250 8650
	1    0    0    -1  
$EndComp
Wire Wire Line
	12700 8800 12700 8950
Wire Wire Line
	12250 8650 12250 8800
Wire Wire Line
	13150 8800 13150 8950
Wire Wire Line
	13600 8800 13600 8950
Wire Wire Line
	14050 8800 14050 8950
Wire Wire Line
	14500 8800 14500 8950
Wire Wire Line
	14950 8800 14950 8950
Wire Wire Line
	15400 8800 15400 8950
Wire Wire Line
	15400 8800 14950 8800
Connection ~ 12250 8800
Wire Wire Line
	12250 8800 12250 8950
Connection ~ 12700 8800
Wire Wire Line
	12700 8800 12250 8800
Connection ~ 13150 8800
Wire Wire Line
	13150 8800 12700 8800
Connection ~ 13600 8800
Wire Wire Line
	13600 8800 13150 8800
Connection ~ 14050 8800
Wire Wire Line
	14050 8800 13600 8800
Connection ~ 14500 8800
Wire Wire Line
	14500 8800 14050 8800
Connection ~ 14950 8800
Wire Wire Line
	14950 8800 14500 8800
Text GLabel 950  2550 0    50   Input ~ 0
~LATCHCE
Wire Wire Line
	950  2550 1100 2550
Wire Wire Line
	1100 2550 1100 2300
Wire Wire Line
	8000 8950 8300 8950
Text GLabel 8300 8950 2    50   Output ~ 0
~LATCHCE
$EndSCHEMATC