titan.sch

EESchema Schematic File Version 4
LIBS:titan-cache
EELAYER 29 0
EELAYER END
$Descr A0 46811 33110
encoding utf-8
Sheet 1 1
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L 74xx:74LS32 U5
U 1 1 617373C3
P 18650 30300
F 0 "U5" H 18650 30625 50  0000 C CNN
F 1 "74LS32" H 18650 30534 50  0000 C CNN
F 2 "" H 18650 30300 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 18650 30300 50  0001 C CNN
	1    18650 30300
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS32 U5
U 3 1 61737B01
P 1500 2800
F 0 "U5" H 1500 3125 50  0000 C CNN
F 1 "74LS32" H 1500 3034 50  0000 C CNN
F 2 "" H 1500 2800 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 1500 2800 50  0001 C CNN
	3    1500 2800
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS32 U5
U 4 1 61739213
P 1500 2050
F 0 "U5" H 1500 2375 50  0000 C CNN
F 1 "74LS32" H 1500 2284 50  0000 C CNN
F 2 "" H 1500 2050 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 1500 2050 50  0001 C CNN
	4    1500 2050
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS32 U5
U 2 1 6173AF0E
P 22450 12100
F 0 "U5" H 22450 12425 50  0000 C CNN
F 1 "74LS32" H 22450 12334 50  0000 C CNN
F 2 "" H 22450 12100 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 22450 12100 50  0001 C CNN
	2    22450 12100
	1    0    0    -1  
$EndComp
Wire Wire Line
	22150 12000 22100 12000
$Comp
L power:GND #PWR0101
U 1 1 6173DA0F
P 19500 12400
F 0 "#PWR0101" H 19500 12150 50  0001 C CNN
F 1 "GND" H 19505 12227 50  0000 C CNN
F 2 "" H 19500 12400 50  0001 C CNN
F 3 "" H 19500 12400 50  0001 C CNN
	1    19500 12400
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS02 U2
U 1 1 61747971
P 14200 26500
F 0 "U2" H 14200 26825 50  0000 C CNN
F 1 "74LS02" H 14200 26734 50  0000 C CNN
F 2 "" H 14200 26500 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls02" H 14200 26500 50  0001 C CNN
	1    14200 26500
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS02 U2
U 2 1 617483D3
P 14200 25900
F 0 "U2" H 14200 26225 50  0000 C CNN
F 1 "74LS02" H 14200 26134 50  0000 C CNN
F 2 "" H 14200 25900 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls02" H 14200 25900 50  0001 C CNN
	2    14200 25900
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS02 U2
U 4 1 61749613
P 22500 12650
F 0 "U2" H 22500 12975 50  0000 C CNN
F 1 "74LS02" H 22500 12884 50  0000 C CNN
F 2 "" H 22500 12650 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls02" H 22500 12650 50  0001 C CNN
	4    22500 12650
	1    0    0    -1  
$EndComp
Wire Wire Line
	22100 12000 22100 12750
Wire Wire Line
	22100 12750 22200 12750
Connection ~ 22100 12000
$Comp
L 74xx:74LS74 U4
U 1 1 6174C613
P 26700 7700
F 0 "U4" H 26850 8100 50  0000 C CNN
F 1 "74F74" H 26900 8000 50  0000 C CNN
F 2 "" H 26700 7700 50  0001 C CNN
F 3 "74xx/74hc_hct74.pdf" H 26700 7700 50  0001 C CNN
	1    26700 7700
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS74 U4
U 2 1 6174CF7A
P 25800 7500
F 0 "U4" H 26050 7900 50  0000 C CNN
F 1 "74F74" H 26100 7800 50  0000 C CNN
F 2 "" H 25800 7500 50  0001 C CNN
F 3 "74xx/74hc_hct74.pdf" H 25800 7500 50  0001 C CNN
	2    25800 7500
	1    0    0    -1  
$EndComp
Text Label 27600 7600 2    50   ~ 0
READY_8086
$Comp
L power:VDD #PWR0102
U 1 1 617605CC
P 26700 8000
F 0 "#PWR0102" H 26700 7850 50  0001 C CNN
F 1 "VDD" H 26718 8173 50  0000 C CNN
F 2 "" H 26700 8000 50  0001 C CNN
F 3 "" H 26700 8000 50  0001 C CNN
	1    26700 8000
	-1   0    0    1   
$EndComp
$Comp
L power:VDD #PWR0103
U 1 1 61762A56
P 26700 7400
F 0 "#PWR0103" H 26700 7250 50  0001 C CNN
F 1 "VDD" H 26717 7573 50  0000 C CNN
F 2 "" H 26700 7400 50  0001 C CNN
F 3 "" H 26700 7400 50  0001 C CNN
	1    26700 7400
	1    0    0    -1  
$EndComp
$Comp
L power:VDD #PWR0104
U 1 1 61763923
P 25800 7200
F 0 "#PWR0104" H 25800 7050 50  0001 C CNN
F 1 "VDD" H 25817 7373 50  0000 C CNN
F 2 "" H 25800 7200 50  0001 C CNN
F 3 "" H 25800 7200 50  0001 C CNN
	1    25800 7200
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS175 U18
U 1 1 6176591B
P 14050 10600
F 0 "U18" H 14050 11481 50  0000 C CNN
F 1 "74LS175" H 14050 11390 50  0000 C CNN
F 2 "" H 14050 10600 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS175" H 14050 10600 50  0001 C CNN
	1    14050 10600
	1    0    0    -1  
$EndComp
Wire Wire Line
	13550 11000 13400 11000
Text Label 13400 11000 0    50   ~ 0
CLK#
Wire Wire Line
	26400 7700 26200 7700
Text Label 26200 7700 0    50   ~ 0
CLK#
$Comp
L 74xx:74LS04 U45
U 6 1 61768DC1
P 7550 1650
F 0 "U45" H 7550 1967 50  0000 C CNN
F 1 "74F04" H 7550 1876 50  0000 C CNN
F 2 "" H 7550 1650 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 7550 1650 50  0001 C CNN
	6    7550 1650
	1    0    0    -1  
$EndComp
Wire Wire Line
	7850 1650 8200 1650
Text Label 8200 1650 2    50   ~ 0
CLK#
$Comp
L MCU_Intel:8086_Max_Mode U41
U 1 1 6176A6FF
P 38850 7800
F 0 "U41" H 38850 9781 50  0000 C CNN
F 1 "8086_Max_Mode" H 38850 9690 50  0000 C CNN
F 2 "Package_DIP:DIP-40_W15.24mm" H 38900 7900 50  0001 C CIN
F 3 "http://datasheets.chipdb.org/Intel/x86/808x/datashts/8086/231455-006.pdf" H 38850 7850 50  0001 C CNN
	1    38850 7800
	-1   0    0    -1  
$EndComp
Text Label 8200 1150 2    50   ~ 0
CLK
Wire Wire Line
	39550 6300 40050 6300
NoConn ~ 27000 7800
NoConn ~ 26100 7400
$Comp
L power:VDD #PWR0105
U 1 1 61774874
P 25350 7300
F 0 "#PWR0105" H 25350 7150 50  0001 C CNN
F 1 "VDD" H 25367 7473 50  0000 C CNN
F 2 "" H 25350 7300 50  0001 C CNN
F 3 "" H 25350 7300 50  0001 C CNN
	1    25350 7300
	1    0    0    -1  
$EndComp
Wire Wire Line
	25350 7300 25350 7400
Wire Wire Line
	25350 7400 25500 7400
$Comp
L 74xx:74LS04 U45
U 5 1 6177618A
P 21600 30050
F 0 "U45" H 21600 30367 50  0000 C CNN
F 1 "74F04" H 21600 30276 50  0000 C CNN
F 2 "" H 21600 30050 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 21600 30050 50  0001 C CNN
	5    21600 30050
	1    0    0    -1  
$EndComp
Text Label 22400 30350 2    50   ~ 0
BUS_LATCH#
Wire Wire Line
	21900 30050 22400 30050
$Comp
L 74xx:74LS373 U62
U 1 1 61779777
P 33100 10450
F 0 "U62" H 33100 11431 50  0000 C CNN
F 1 "74LS373" H 33100 11340 50  0000 C CNN
F 2 "" H 33100 10450 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS373" H 33100 10450 50  0001 C CNN
	1    33100 10450
	-1   0    0    -1  
$EndComp
Wire Wire Line
	33600 10850 34050 10850
Text Label 22400 30050 2    50   ~ 0
BUS_LATCH
Text Label 34050 10850 2    50   ~ 0
BUS_LATCH
$Comp
L 74xx:74LS10 U6
U 1 1 6177CF4C
P 20200 30050
F 0 "U6" H 20200 30375 50  0000 C CNN
F 1 "74LS10" H 20200 30284 50  0000 C CNN
F 2 "" H 20200 30050 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS10" H 20200 30050 50  0001 C CNN
	1    20200 30050
	1    0    0    -1  
$EndComp
Wire Wire Line
	25000 7500 25500 7500
Wire Wire Line
	25800 7800 25800 8150
Wire Wire Line
	25800 8150 25000 8150
$Comp
L 74xx:74LS373 U52
U 1 1 6178277D
P 35700 8750
F 0 "U52" H 35700 9731 50  0000 C CNN
F 1 "74LS373" H 35700 9640 50  0000 C CNN
F 2 "" H 35700 8750 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS373" H 35700 8750 50  0001 C CNN
	1    35700 8750
	-1   0    0    -1  
$EndComp
Wire Wire Line
	36200 9150 36600 9150
Text Label 36600 9150 2    50   ~ 0
BUS_LATCH
Text Label 38000 6700 2    50   ~ 0
AD0
Text Label 38000 6800 2    50   ~ 0
AD1
Text Label 38000 6900 2    50   ~ 0
AD2
Text Label 38000 7000 2    50   ~ 0
AD3
Text Label 38000 7100 2    50   ~ 0
AD4
Text Label 38000 7200 2    50   ~ 0
AD5
Text Label 38000 7300 2    50   ~ 0
AD6
Text Label 38000 7400 2    50   ~ 0
AD7
Wire Wire Line
	38150 6700 37800 6700
Wire Wire Line
	37800 6800 38150 6800
Wire Wire Line
	38150 6900 37800 6900
Wire Wire Line
	38150 7000 37800 7000
Wire Wire Line
	37800 7100 38150 7100
Wire Wire Line
	38150 7200 37800 7200
Wire Wire Line
	37800 7300 38150 7300
Wire Wire Line
	38150 7400 37800 7400
Text Label 36350 8250 0    50   ~ 0
AD0
Text Label 36350 8350 0    50   ~ 0
AD1
Text Label 36350 8450 0    50   ~ 0
AD2
Text Label 36350 8550 0    50   ~ 0
AD3
Text Label 36350 8650 0    50   ~ 0
AD4
Text Label 36350 8750 0    50   ~ 0
AD5
Text Label 36350 8850 0    50   ~ 0
AD6
Text Label 36350 8950 0    50   ~ 0
AD7
Wire Wire Line
	36200 8250 36550 8250
Wire Wire Line
	36550 8350 36200 8350
Wire Wire Line
	36200 8450 36550 8450
Wire Wire Line
	36200 8550 36550 8550
Wire Wire Line
	36550 8650 36200 8650
Wire Wire Line
	36200 8750 36550 8750
Wire Wire Line
	36550 8850 36200 8850
Wire Wire Line
	36200 8950 36550 8950
Wire Wire Line
	38150 7500 37800 7500
Wire Wire Line
	37800 7600 38150 7600
Wire Wire Line
	38150 7700 37800 7700
Wire Wire Line
	38150 7800 37800 7800
Wire Wire Line
	37800 7900 38150 7900
Wire Wire Line
	38150 8000 37800 8000
Wire Wire Line
	37800 8100 38150 8100
Wire Wire Line
	38150 8200 37800 8200
Text Label 38000 7500 2    50   ~ 0
AD8
Text Label 38000 7600 2    50   ~ 0
AD9
Text Label 38000 7700 2    50   ~ 0
AD10
Text Label 38000 7800 2    50   ~ 0
AD11
Text Label 38000 7900 2    50   ~ 0
AD12
Text Label 38000 8000 2    50   ~ 0
AD13
Text Label 38000 8100 2    50   ~ 0
AD14
Text Label 38000 8200 2    50   ~ 0
AD15
Wire Wire Line
	33600 9950 33950 9950
Wire Wire Line
	33950 10050 33600 10050
Wire Wire Line
	33600 10150 33950 10150
Wire Wire Line
	33600 10250 33950 10250
Wire Wire Line
	33950 10350 33600 10350
Wire Wire Line
	33600 10450 33950 10450
Wire Wire Line
	33950 10550 33600 10550
Wire Wire Line
	33600 10650 33950 10650
Text Label 33750 9950 0    50   ~ 0
AD8
Text Label 33750 10050 0    50   ~ 0
AD9
Text Label 33750 10150 0    50   ~ 0
AD10
Text Label 33750 10250 0    50   ~ 0
AD11
Text Label 33750 10350 0    50   ~ 0
AD12
Text Label 33750 10450 0    50   ~ 0
AD13
Text Label 33750 10550 0    50   ~ 0
AD14
Text Label 33750 10650 0    50   ~ 0
AD15
$Comp
L 74xx:74LS373 U57
U 1 1 617A63C5
P 33100 12300
F 0 "U57" H 33100 13281 50  0000 C CNN
F 1 "74LS373" H 33100 13190 50  0000 C CNN
F 2 "" H 33100 12300 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS373" H 33100 12300 50  0001 C CNN
	1    33100 12300
	-1   0    0    -1  
$EndComp
Wire Wire Line
	33600 12500 34000 12500
Text Label 34000 12500 2    50   ~ 0
AD0
Wire Wire Line
	33600 12400 34000 12400
Wire Wire Line
	38150 9100 37850 9100
Text Label 37850 9100 0    50   ~ 0
S2#
Text Label 34000 12400 2    50   ~ 0
S2#
Wire Wire Line
	33600 12300 34000 12300
Wire Wire Line
	38150 9000 37850 9000
Wire Wire Line
	38150 8900 37850 8900
Text Label 37850 9000 0    50   ~ 0
S1#
Text Label 34000 12300 2    50   ~ 0
S1#
Text Label 37850 8900 0    50   ~ 0
S0#
Text Label 34000 12200 2    50   ~ 0
S0#
Wire Wire Line
	34000 12200 33600 12200
Wire Wire Line
	38150 8700 37850 8700
Text Label 37850 8700 0    50   ~ 0
A19
Wire Wire Line
	33600 12100 34000 12100
Text Label 34000 12100 2    50   ~ 0
A19
Wire Wire Line
	38150 8600 37850 8600
Wire Wire Line
	38150 8500 37850 8500
Wire Wire Line
	38150 8400 37850 8400
Wire Wire Line
	33600 12000 34000 12000
Wire Wire Line
	33600 11900 34000 11900
Wire Wire Line
	33600 11800 34000 11800
Text Label 38000 8600 2    50   ~ 0
A18
Text Label 38000 8500 2    50   ~ 0
A17
Text Label 38000 8400 2    50   ~ 0
A16
Text Label 34000 11800 2    50   ~ 0
A16
Text Label 34000 11900 2    50   ~ 0
A17
Text Label 34000 12000 2    50   ~ 0
A18
Wire Wire Line
	33600 12700 34000 12700
Text Label 34000 12700 2    50   ~ 0
BUS_LATCH
Wire Wire Line
	33600 10950 34200 10950
Wire Wire Line
	34200 12800 33600 12800
$Comp
L 74xx:74LS08 U3
U 2 1 617EB992
P 24700 8150
F 0 "U3" H 24700 8475 50  0000 C CNN
F 1 "74F08" H 24700 8384 50  0000 C CNN
F 2 "" H 24700 8150 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 24700 8150 50  0001 C CNN
	2    24700 8150
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS32 U36
U 4 1 617F2807
P 23700 8050
F 0 "U36" H 23700 8375 50  0000 C CNN
F 1 "74F32" H 23700 8284 50  0000 C CNN
F 2 "" H 23700 8050 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 23700 8050 50  0001 C CNN
	4    23700 8050
	1    0    0    -1  
$EndComp
Wire Wire Line
	24400 8050 24000 8050
$Comp
L 74xx:74LS74 U15
U 2 1 617F799D
P 22000 7150
F 0 "U15" H 22000 7631 50  0000 C CNN
F 1 "74F74" H 22000 7540 50  0000 C CNN
F 2 "" H 22000 7150 50  0001 C CNN
F 3 "74xx/74hc_hct74.pdf" H 22000 7150 50  0001 C CNN
	2    22000 7150
	1    0    0    -1  
$EndComp
Wire Wire Line
	20100 7050 21500 7050
$Comp
L Logic_Programmable:PAL16L8 U1
U 1 1 617FD270
P 19250 9600
F 0 "U1" H 19250 10481 50  0000 C CNN
F 1 "PAL16R8" H 19250 10390 50  0000 C CNN
F 2 "" H 19250 9600 50  0001 C CNN
F 3 "" H 19250 9600 50  0001 C CNN
	1    19250 9600
	1    0    0    -1  
$EndComp
Wire Wire Line
	19750 9800 20100 9800
Connection ~ 20100 9800
Wire Wire Line
	20100 9800 20100 7050
$Comp
L 74xx:74LS32 U36
U 1 1 618025E5
P 18750 8150
F 0 "U36" H 18750 7833 50  0000 C CNN
F 1 "74F32" H 18750 7924 50  0000 C CNN
F 2 "" H 18750 8150 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 18750 8150 50  0001 C CNN
	1    18750 8150
	1    0    0    1   
$EndComp
Wire Wire Line
	19050 8150 23400 8150
Wire Wire Line
	23400 7950 23250 7950
$Comp
L 74xx:74LS74 U13
U 2 1 6180BEA3
P 23650 6700
F 0 "U13" H 23650 7181 50  0000 C CNN
F 1 "74F74" H 23650 7090 50  0000 C CNN
F 2 "" H 23650 6700 50  0001 C CNN
F 3 "74xx/74hc_hct74.pdf" H 23650 6700 50  0001 C CNN
	2    23650 6700
	1    0    0    -1  
$EndComp
Wire Wire Line
	23350 6600 23250 6600
Wire Wire Line
	23250 6600 23250 7950
$Comp
L 74xx:74LS00 U10
U 3 1 61811249
P 22650 6400
F 0 "U10" H 22650 6725 50  0000 C CNN
F 1 "74F00" H 22650 6634 50  0000 C CNN
F 2 "" H 22650 6400 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 22650 6400 50  0001 C CNN
	3    22650 6400
	1    0    0    -1  
$EndComp
Connection ~ 23250 6600
$Comp
L 74xx:74LS00 U37
U 1 1 61839487
P 16850 7550
F 0 "U37" H 16850 7875 50  0000 C CNN
F 1 "74LS00" H 16850 7784 50  0000 C CNN
F 2 "" H 16850 7550 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 16850 7550 50  0001 C CNN
	1    16850 7550
	1    0    0    -1  
$EndComp
Wire Wire Line
	16300 8250 18450 8250
Wire Wire Line
	16550 7650 16300 7650
$Comp
L 74xx:74LS74 U29
U 1 1 618458C3
P 15650 8150
F 0 "U29" H 15650 8631 50  0000 C CNN
F 1 "74LS74" H 15650 8540 50  0000 C CNN
F 2 "" H 15650 8150 50  0001 C CNN
F 3 "74xx/74hc_hct74.pdf" H 15650 8150 50  0001 C CNN
	1    15650 8150
	1    0    0    -1  
$EndComp
Wire Wire Line
	16300 8250 16100 8250
Connection ~ 16300 8250
$Comp
L Device:Jumper_NO_Small JP2
U 1 1 6186E1C1
P 17850 11750
F 0 "JP2" H 18000 11800 50  0000 C CNN
F 1 "S" H 17700 11800 50  0000 C CNN
F 2 "" H 17850 11750 50  0001 C CNN
F 3 "~" H 17850 11750 50  0001 C CNN
	1    17850 11750
	1    0    0    -1  
$EndComp
$Comp
L Device:Jumper_NO_Small JP1
U 1 1 6186F22F
P 17850 11650
F 0 "JP1" H 18000 11700 50  0000 C CNN
F 1 "F" H 17700 11700 50  0000 C CNN
F 2 "" H 17850 11650 50  0001 C CNN
F 3 "~" H 17850 11650 50  0001 C CNN
	1    17850 11650
	1    0    0    -1  
$EndComp
Wire Wire Line
	17950 11750 18100 11750
Wire Wire Line
	18800 11650 18100 11650
$Comp
L 74xx:74LS32 U20
U 1 1 6187A507
P 42700 26000
F 0 "U20" H 42700 26325 50  0000 C CNN
F 1 "74F32" H 42700 26234 50  0000 C CNN
F 2 "" H 42700 26000 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 42700 26000 50  0001 C CNN
	1    42700 26000
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS32 U19
U 1 1 6188DE95
P 42700 23800
F 0 "U19" H 42700 24125 50  0000 C CNN
F 1 "74F32" H 42700 24034 50  0000 C CNN
F 2 "" H 42700 23800 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 42700 23800 50  0001 C CNN
	1    42700 23800
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS32 U19
U 2 1 618914BF
P 42700 24350
F 0 "U19" H 42700 24675 50  0000 C CNN
F 1 "74F32" H 42700 24584 50  0000 C CNN
F 2 "" H 42700 24350 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 42700 24350 50  0001 C CNN
	2    42700 24350
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS32 U19
U 3 1 6189EBAB
P 42700 24900
F 0 "U19" H 42700 25225 50  0000 C CNN
F 1 "74F32" H 42700 25134 50  0000 C CNN
F 2 "" H 42700 24900 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 42700 24900 50  0001 C CNN
	3    42700 24900
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS32 U19
U 4 1 618A5C6C
P 42700 25450
F 0 "U19" H 42700 25775 50  0000 C CNN
F 1 "74F32" H 42700 25684 50  0000 C CNN
F 2 "" H 42700 25450 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 42700 25450 50  0001 C CNN
	4    42700 25450
	1    0    0    -1  
$EndComp
Wire Wire Line
	15650 8450 15650 8750
$Comp
L 74xx:74LS32 U27
U 4 1 61903697
P 14450 8750
F 0 "U27" H 14450 9075 50  0000 C CNN
F 1 "74LS32" H 14450 8984 50  0000 C CNN
F 2 "" H 14450 8750 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 14450 8750 50  0001 C CNN
	4    14450 8750
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS74 U28
U 1 1 61905311
P 11800 7400
F 0 "U28" H 11800 7881 50  0000 C CNN
F 1 "74LS74" H 11800 7790 50  0000 C CNN
F 2 "" H 11800 7400 50  0001 C CNN
F 3 "74xx/74hc_hct74.pdf" H 11800 7400 50  0001 C CNN
	1    11800 7400
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS08 U30
U 2 1 6190D228
P 13000 7400
F 0 "U30" H 13000 7725 50  0000 C CNN
F 1 "74F08" H 13000 7634 50  0000 C CNN
F 2 "" H 13000 7400 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 13000 7400 50  0001 C CNN
	2    13000 7400
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS32 U36
U 3 1 61916AED
P 13950 8150
F 0 "U36" H 13950 8475 50  0000 C CNN
F 1 "74F32" H 13950 8384 50  0000 C CNN
F 2 "" H 13950 8150 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 13950 8150 50  0001 C CNN
	3    13950 8150
	1    0    0    -1  
$EndComp
Wire Wire Line
	13650 8250 13500 8250
Wire Wire Line
	13500 7400 13300 7400
Wire Wire Line
	13500 8250 13500 7400
Wire Wire Line
	14400 8150 14400 8350
Wire Wire Line
	14400 8150 15350 8150
Wire Wire Line
	13550 10200 13500 10200
Wire Wire Line
	13500 10200 13500 8350
Wire Wire Line
	13500 8350 14400 8350
Wire Wire Line
	14250 8150 14400 8150
Connection ~ 14400 8150
Wire Wire Line
	15350 8050 15150 8050
Wire Wire Line
	15150 8050 15150 7400
Wire Wire Line
	15150 7400 13500 7400
Connection ~ 13500 7400
$Comp
L 74xx:74LS175 U66
U 1 1 61A147A4
P 41150 15050
F 0 "U66" H 41150 15931 50  0000 C CNN
F 1 "74LS175" H 41150 15840 50  0000 C CNN
F 2 "" H 41150 15050 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS175" H 41150 15050 50  0001 C CNN
	1    41150 15050
	1    0    0    -1  
$EndComp
Wire Wire Line
	22000 7450 22000 7500
$Comp
L 74xx:74LS74 U21
U 2 1 61A2AACB
P 23100 11600
F 0 "U21" H 23100 12081 50  0000 C CNN
F 1 "74LS74" H 23100 11990 50  0000 C CNN
F 2 "" H 23100 11600 50  0001 C CNN
F 3 "74xx/74hc_hct74.pdf" H 23100 11600 50  0001 C CNN
	2    23100 11600
	1    0    0    -1  
$EndComp
Wire Wire Line
	22600 11150 23100 11150
Wire Wire Line
	23100 11150 23100 11300
$Comp
L 74xx:74LS04 U50
U 1 1 61A36676
P 2000 7350
F 0 "U50" H 2000 7667 50  0000 C CNN
F 1 "74LS04" H 2000 7576 50  0000 C CNN
F 2 "" H 2000 7350 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 2000 7350 50  0001 C CNN
	1    2000 7350
	-1   0    0    -1  
$EndComp
Wire Wire Line
	1700 7350 1300 7350
Text Label 2900 7350 2    50   ~ 0
ISA_RESET
Wire Wire Line
	17150 7550 17200 7550
Wire Wire Line
	17200 7550 17200 6950
Wire Wire Line
	17200 6950 12500 6950
Wire Wire Line
	12500 6950 12500 7500
Wire Wire Line
	12500 7500 12700 7500
$Comp
L 74xx:74LS04 U38
U 1 1 61AB828A
P 6050 5100
F 0 "U38" H 6050 5417 50  0000 C CNN
F 1 "74LS04" H 6050 5326 50  0000 C CNN
F 2 "" H 6050 5100 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 6050 5100 50  0001 C CNN
	1    6050 5100
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS04 U38
U 5 1 61ABA23F
P 5350 5100
F 0 "U38" H 5350 5417 50  0000 C CNN
F 1 "74LS04" H 5350 5326 50  0000 C CNN
F 2 "" H 5350 5100 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 5350 5100 50  0001 C CNN
	5    5350 5100
	1    0    0    -1  
$EndComp
Wire Wire Line
	5750 5100 5700 5100
$Comp
L 74xx:74LS02 U9
U 4 1 61AFB7B5
P 21700 12200
F 0 "U9" H 21700 12525 50  0000 C CNN
F 1 "74LS02" H 21700 12434 50  0000 C CNN
F 2 "" H 21700 12200 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls02" H 21700 12200 50  0001 C CNN
	4    21700 12200
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS32 U26
U 3 1 61B300BE
P 11900 11100
F 0 "U26" H 11900 10783 50  0000 C CNN
F 1 "74LS32" H 11900 10874 50  0000 C CNN
F 2 "" H 11900 11100 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 11900 11100 50  0001 C CNN
	3    11900 11100
	1    0    0    1   
$EndComp
$Comp
L 74xx:74LS00 U37
U 2 1 61B40B32
P 4650 5100
F 0 "U37" H 4650 5425 50  0000 C CNN
F 1 "74LS00" H 4650 5334 50  0000 C CNN
F 2 "" H 4650 5100 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 4650 5100 50  0001 C CNN
	2    4650 5100
	1    0    0    -1  
$EndComp
Wire Wire Line
	5050 5100 4950 5100
$Comp
L 74xx:74LS32 U26
U 4 1 61B52F6D
P 3800 5000
F 0 "U26" H 3800 4683 50  0000 C CNN
F 1 "74LS32" H 3800 4774 50  0000 C CNN
F 2 "" H 3800 5000 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 3800 5000 50  0001 C CNN
	4    3800 5000
	1    0    0    1   
$EndComp
$Comp
L 74xx:74LS08 U30
U 1 1 61B67450
P 5850 8150
F 0 "U30" H 5850 8475 50  0000 C CNN
F 1 "74F08" H 5850 8384 50  0000 C CNN
F 2 "" H 5850 8150 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 5850 8150 50  0001 C CNN
	1    5850 8150
	1    0    0    -1  
$EndComp
Wire Wire Line
	4350 5200 4300 5200
$Comp
L 74xx:74LS74 U29
U 2 1 61B79153
P 6450 4350
F 0 "U29" H 6450 4831 50  0000 C CNN
F 1 "74LS74" H 6450 4740 50  0000 C CNN
F 2 "" H 6450 4350 50  0001 C CNN
F 3 "74xx/74hc_hct74.pdf" H 6450 4350 50  0001 C CNN
	2    6450 4350
	1    0    0    -1  
$EndComp
Wire Wire Line
	6450 8150 6150 8150
$Comp
L 74xx:74LS74 U28
U 2 1 61B8A02E
P 15400 6300
F 0 "U28" H 15400 6781 50  0000 C CNN
F 1 "74LS74" H 15400 6690 50  0000 C CNN
F 2 "" H 15400 6300 50  0001 C CNN
F 3 "74xx/74hc_hct74.pdf" H 15400 6300 50  0001 C CNN
	2    15400 6300
	1    0    0    -1  
$EndComp
Wire Wire Line
	15100 6300 14900 6300
$Comp
L 74xx:74LS32 U27
U 2 1 61B9B448
P 16150 6500
F 0 "U27" H 16150 6825 50  0000 C CNN
F 1 "74LS32" H 16150 6734 50  0000 C CNN
F 2 "" H 16150 6500 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 16150 6500 50  0001 C CNN
	2    16150 6500
	1    0    0    -1  
$EndComp
Wire Wire Line
	15600 6600 15850 6600
$Comp
L Connector_Generic:Conn_02x08_Counter_Clockwise U55
U 1 1 61BAEE06
P 38550 15250
F 0 "U55" H 38600 15767 50  0000 C CNN
F 1 "82S129 ROM" H 38600 15676 50  0000 C CNN
F 2 "" H 38550 15250 50  0001 C CNN
F 3 "~" H 38550 15250 50  0001 C CNN
	1    38550 15250
	1    0    0    -1  
$EndComp
Text Notes 38900 15150 0    50   ~ 0
~CE2
$Comp
L 74xx:74LS08 U3
U 3 1 61C86300
P 20850 24750
F 0 "U3" H 20850 25075 50  0000 C CNN
F 1 "74F08" H 20850 24984 50  0000 C CNN
F 2 "" H 20850 24750 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 20850 24750 50  0001 C CNN
	3    20850 24750
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS30 U12
U 1 1 61C98FE2
P 42850 23000
F 0 "U12" H 42850 23525 50  0000 C CNN
F 1 "74LS30" H 42850 23434 50  0000 C CNN
F 2 "" H 42850 23000 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS30" H 42850 23000 50  0001 C CNN
	1    42850 23000
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS04 U50
U 6 1 61CC205B
P 43600 23000
F 0 "U50" H 43600 23317 50  0000 C CNN
F 1 "74LS04" H 43600 23226 50  0000 C CNN
F 2 "" H 43600 23000 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 43600 23000 50  0001 C CNN
	6    43600 23000
	1    0    0    -1  
$EndComp
Wire Wire Line
	19750 9400 20000 9400
Wire Wire Line
	20000 6500 22350 6500
Wire Wire Line
	4100 5000 4200 5000
Wire Wire Line
	14150 8650 14100 8650
Wire Wire Line
	14100 8650 14100 8500
Wire Wire Line
	14100 8500 16100 8500
Wire Wire Line
	13550 11100 12650 11100
$Comp
L 74xx:74LS175 U17
U 1 1 617D1480
P 14050 12750
F 0 "U17" H 14050 13631 50  0000 C CNN
F 1 "74LS175" H 14050 13540 50  0000 C CNN
F 2 "" H 14050 12750 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS175" H 14050 12750 50  0001 C CNN
	1    14050 12750
	1    0    0    -1  
$EndComp
Connection ~ 12650 11100
Wire Wire Line
	12200 11100 12300 11100
Wire Wire Line
	14550 10900 14900 10900
Wire Wire Line
	14900 10900 14900 11600
Wire Wire Line
	10900 11600 10900 11200
Wire Wire Line
	10900 11200 11600 11200
Wire Wire Line
	13550 10800 13150 10800
$Comp
L Device:Jumper_NO_Small JP6
U 1 1 6183F69B
P 15950 12750
F 0 "JP6" H 16100 12800 50  0000 C CNN
F 1 "S" H 15800 12800 50  0000 C CNN
F 2 "" H 15950 12750 50  0001 C CNN
F 3 "~" H 15950 12750 50  0001 C CNN
	1    15950 12750
	1    0    0    -1  
$EndComp
$Comp
L Device:Jumper_NO_Small JP5
U 1 1 6183F6A5
P 15950 12650
F 0 "JP5" H 16100 12700 50  0000 C CNN
F 1 "F" H 15800 12700 50  0000 C CNN
F 2 "" H 15950 12650 50  0001 C CNN
F 3 "~" H 15950 12650 50  0001 C CNN
	1    15950 12650
	1    0    0    -1  
$EndComp
Wire Wire Line
	16050 12750 16200 12750
Wire Wire Line
	16200 12650 16050 12650
Wire Wire Line
	15850 12650 15000 12650
NoConn ~ 14550 10800
$Comp
L 74xx:74LS04 U45
U 2 1 61883BC1
P 2000 8050
F 0 "U45" H 2000 8367 50  0000 C CNN
F 1 "74F04" H 2000 8276 50  0000 C CNN
F 2 "" H 2000 8050 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 2000 8050 50  0001 C CNN
	2    2000 8050
	-1   0    0    -1  
$EndComp
$Comp
L 74xx:74LS244 U60
U 1 1 6189AA02
P 7500 10450
F 0 "U60" H 7500 11431 50  0000 C CNN
F 1 "74LS244" H 7500 11340 50  0000 C CNN
F 2 "" H 7500 10450 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS244" H 7500 10450 50  0001 C CNN
	1    7500 10450
	1    0    0    -1  
$EndComp
Wire Wire Line
	6350 10050 7000 10050
Wire Wire Line
	10900 11600 14900 11600
Wire Wire Line
	16300 8250 16300 7650
Wire Wire Line
	39300 15150 38850 15150
Wire Wire Line
	13500 27100 13900 27100
$Comp
L 74xx:74LS32 U43
U 2 1 61AA8A07
P 14200 27000
F 0 "U43" H 14200 26683 50  0000 C CNN
F 1 "74LS32" H 14200 26774 50  0000 C CNN
F 2 "" H 14200 27000 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 14200 27000 50  0001 C CNN
	2    14200 27000
	1    0    0    1   
$EndComp
$Comp
L 74xx:74LS04 U38
U 3 1 61AABBFC
P 21600 29400
F 0 "U38" H 21600 29717 50  0000 C CNN
F 1 "74LS04" H 21600 29626 50  0000 C CNN
F 2 "" H 21600 29400 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 21600 29400 50  0001 C CNN
	3    21600 29400
	1    0    0    -1  
$EndComp
Wire Wire Line
	21300 29400 20850 29400
$Comp
L 74xx:74LS32 U24
U 3 1 61AC3DEC
P 26450 22200
F 0 "U24" H 26450 21883 50  0000 C CNN
F 1 "74LS32" H 26450 21974 50  0000 C CNN
F 2 "" H 26450 22200 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 26450 22200 50  0001 C CNN
	3    26450 22200
	1    0    0    1   
$EndComp
Wire Wire Line
	26150 22100 25700 22100
$Comp
L 74xx:74LS00 U14
U 3 1 61ADDBF5
P 31600 25050
F 0 "U14" H 31600 25375 50  0000 C CNN
F 1 "74LS00" H 31600 25284 50  0000 C CNN
F 2 "" H 31600 25050 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 31600 25050 50  0001 C CNN
	3    31600 25050
	1    0    0    -1  
$EndComp
Wire Wire Line
	31300 25150 30800 25150
$Comp
L Logic_Programmable:PAL16L8 U11
U 1 1 61AF9CD7
P 43550 15550
F 0 "U11" H 43550 16431 50  0000 C CNN
F 1 "PAL16R8" H 43550 16340 50  0000 C CNN
F 2 "" H 43550 15550 50  0001 C CNN
F 3 "" H 43550 15550 50  0001 C CNN
	1    43550 15550
	1    0    0    -1  
$EndComp
Wire Wire Line
	18750 9700 18250 9700
Wire Wire Line
	13900 25800 13500 25800
Wire Wire Line
	2300 8050 2350 8050
Text Label 1300 8050 0    50   ~ 0
ISA_MEMW
Text Label 13500 27100 0    50   ~ 0
INT_S1#
Text Label 18250 9700 0    50   ~ 0
INT_S1#
Text Label 32100 12300 0    50   ~ 0
INT_S1#
Wire Wire Line
	32600 12300 32100 12300
$Comp
L 74xx:74LS04 U45
U 1 1 617A3B15
P 2000 8550
F 0 "U45" H 2000 8867 50  0000 C CNN
F 1 "74F04" H 2000 8776 50  0000 C CNN
F 2 "" H 2000 8550 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 2000 8550 50  0001 C CNN
	1    2000 8550
	-1   0    0    -1  
$EndComp
Wire Wire Line
	1700 8550 1300 8550
Wire Wire Line
	3400 5250 3400 5100
Wire Wire Line
	3400 5100 3500 5100
Wire Wire Line
	2300 8550 2350 8550
$Comp
L 74xx:74LS245 U65
U 1 1 61803D0A
P 41750 6700
F 0 "U65" H 41750 7681 50  0000 C CNN
F 1 "74LS245" H 41750 7590 50  0000 C CNN
F 2 "" H 41750 6700 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS245" H 41750 6700 50  0001 C CNN
	1    41750 6700
	1    0    0    -1  
$EndComp
Wire Wire Line
	41250 7100 40850 7100
$Comp
L 74xx:74LS245 U64
U 1 1 6182226E
P 41750 8900
F 0 "U64" H 41750 9881 50  0000 C CNN
F 1 "74LS245" H 41750 9790 50  0000 C CNN
F 2 "" H 41750 8900 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS245" H 41750 8900 50  0001 C CNN
	1    41750 8900
	1    0    0    -1  
$EndComp
Wire Wire Line
	40850 9300 41250 9300
$Comp
L Connector:Bus_ISA_8bit JISA1
U 1 1 6185AC7A
P 4100 8750
F 0 "JISA1" H 4100 10517 50  0000 C CNN
F 1 "Bus_ISA_8bit" H 4100 10426 50  0000 C CNN
F 2 "" H 4100 8750 50  0001 C CNN
F 3 "https://en.wikipedia.org/wiki/Industry_Standard_Architecture" H 4100 8750 50  0001 C CNN
	1    4100 8750
	1    0    0    -1  
$EndComp
Text Label 2900 8250 0    50   ~ 0
~ISA_MEMW
Text Label 2900 8350 0    50   ~ 0
~ISA_MEMR
Text Label 1300 8550 0    50   ~ 0
ISA_MEMR
Text Label 40850 7100 0    50   ~ 0
ISA_MEMR
Text Label 40850 9300 0    50   ~ 0
ISA_MEMR
Text Label 6350 10050 0    50   ~ 0
ISA_MEMW
Text Label 8850 10050 2    50   ~ 0
INT_S1#
Text Label 20850 29400 0    50   ~ 0
INT_S1#
Text Label 25700 22100 0    50   ~ 0
INT_S1#
Text Label 30800 25150 0    50   ~ 0
INT_S1#
Text Label 13500 25800 0    50   ~ 0
INT_S1#
Text Label 42500 15250 0    50   ~ 0
INT_S1#
Wire Wire Line
	42500 15250 43050 15250
Wire Wire Line
	8850 10050 8000 10050
Wire Wire Line
	3500 4900 3400 4900
Wire Wire Line
	3400 4900 3400 4750
Wire Wire Line
	1300 8050 1700 8050
Text Label 3000 4750 0    50   ~ 0
ISA_MEMW
Wire Wire Line
	3000 5250 3400 5250
Text Label 3000 5250 0    50   ~ 0
ISA_MEMR
Wire Wire Line
	3400 4750 3000 4750
Wire Wire Line
	2350 8250 2350 8050
Wire Wire Line
	2350 8250 3400 8250
Wire Wire Line
	2350 8350 2350 8550
Wire Wire Line
	2350 8350 3400 8350
Text Label 21550 7500 0    50   ~ 0
~ISA_RESET
Text Label 1300 7350 0    50   ~ 0
~ISA_RESET
Wire Wire Line
	2300 7350 3400 7350
Text Label 40200 15550 0    50   ~ 0
~ISA_RESET
Wire Wire Line
	40200 15550 40650 15550
Text Label 22600 11150 0    50   ~ 0
~ISA_RESET
Wire Wire Line
	15650 7400 15250 7400
Wire Wire Line
	15650 7400 15650 7850
Text Label 15250 7400 0    50   ~ 0
~ISA_RESET
Wire Wire Line
	21550 7500 22000 7500
$Comp
L power:VCC #PWR0106
U 1 1 61C235E4
P 5450 8000
F 0 "#PWR0106" H 5450 7850 50  0001 C CNN
F 1 "VCC" H 5467 8173 50  0000 C CNN
F 2 "" H 5450 8000 50  0001 C CNN
F 3 "" H 5450 8000 50  0001 C CNN
	1    5450 8000
	1    0    0    -1  
$EndComp
Wire Wire Line
	5450 8000 5450 8050
Wire Wire Line
	5450 8050 5550 8050
Text Label 6450 8150 2    50   ~ 0
AEN
Text Label 5050 8250 0    50   ~ 0
ISA_AEN
Text Label 3000 4250 0    50   ~ 0
AEN
Wire Wire Line
	4800 8250 5550 8250
Text Label 14900 6300 0    50   ~ 0
AEN
Text Label 15600 6600 0    50   ~ 0
AEN
Text Label 39300 15150 2    50   ~ 0
AEN
Wire Wire Line
	4300 5200 4300 4250
Wire Wire Line
	4300 4250 3000 4250
NoConn ~ 3400 10150
NoConn ~ 3400 9950
NoConn ~ 3400 9850
NoConn ~ 3400 9150
NoConn ~ 3400 9250
NoConn ~ 3400 9350
NoConn ~ 3400 9450
NoConn ~ 3400 9550
NoConn ~ 3400 9650
NoConn ~ 3400 9750
$Comp
L power:VCC #PWR0107
U 1 1 61EA9872
P 3200 10000
F 0 "#PWR0107" H 3200 9850 50  0001 C CNN
F 1 "VCC" H 3217 10173 50  0000 C CNN
F 2 "" H 3200 10000 50  0001 C CNN
F 3 "" H 3200 10000 50  0001 C CNN
	1    3200 10000
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0108
U 1 1 61EAA20C
P 3350 10400
F 0 "#PWR0108" H 3350 10150 50  0001 C CNN
F 1 "GND" H 3355 10227 50  0000 C CNN
F 2 "" H 3350 10400 50  0001 C CNN
F 3 "" H 3350 10400 50  0001 C CNN
	1    3350 10400
	1    0    0    -1  
$EndComp
Wire Wire Line
	3200 10000 3200 10050
Wire Wire Line
	3200 10050 3400 10050
Wire Wire Line
	3400 10250 3350 10250
NoConn ~ 3400 8950
NoConn ~ 3400 8850
NoConn ~ 3400 8750
NoConn ~ 3400 8650
NoConn ~ 3400 8550
$Comp
L 74xx:74LS02 U9
U 1 1 61F752D3
P 39850 15450
F 0 "U9" H 39850 15775 50  0000 C CNN
F 1 "74LS02" H 39850 15684 50  0000 C CNN
F 2 "" H 39850 15450 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls02" H 39850 15450 50  0001 C CNN
	1    39850 15450
	1    0    0    -1  
$EndComp
Wire Wire Line
	3400 8450 2900 8450
Wire Wire Line
	39200 15550 39550 15550
Text Label 2900 8450 0    50   ~ 0
~ISA_IOW
Text Label 39200 15550 0    50   ~ 0
~ISA_IOW
Text Notes 38900 15450 0    50   ~ 0
O2
Text Notes 38900 15350 0    50   ~ 0
O1
Text Notes 38900 15550 0    50   ~ 0
O3
Text Notes 38900 15650 0    50   ~ 0
O4
Wire Wire Line
	38350 15650 38250 15650
Wire Wire Line
	38250 15650 38250 15750
$Comp
L power:GND #PWR0109
U 1 1 620A8697
P 38250 15750
F 0 "#PWR0109" H 38250 15500 50  0001 C CNN
F 1 "GND" H 38255 15577 50  0000 C CNN
F 2 "" H 38250 15750 50  0001 C CNN
F 3 "" H 38250 15750 50  0001 C CNN
	1    38250 15750
	1    0    0    -1  
$EndComp
$Comp
L power:VCC #PWR0110
U 1 1 620AA832
P 39000 14850
F 0 "#PWR0110" H 39000 14700 50  0001 C CNN
F 1 "VCC" H 39017 15023 50  0000 C CNN
F 2 "" H 39000 14850 50  0001 C CNN
F 3 "" H 39000 14850 50  0001 C CNN
	1    39000 14850
	1    0    0    -1  
$EndComp
Wire Wire Line
	38850 14950 39000 14950
Wire Wire Line
	39000 14950 39000 14850
Text Notes 38900 15050 0    50   ~ 0
A7
Text Notes 38900 15250 0    50   ~ 0
~CE1
Text Notes 38250 14950 0    50   ~ 0
A6
Text Notes 38250 15050 0    50   ~ 0
A5
Text Notes 38250 15150 0    50   ~ 0
A4
Text Notes 38250 15250 0    50   ~ 0
A3
Text Notes 38250 15350 0    50   ~ 0
A0
Text Notes 38250 15450 0    50   ~ 0
A1
Text Notes 38250 15550 0    50   ~ 0
A2
Wire Wire Line
	4800 9350 5150 9350
Text Label 5150 9350 2    50   ~ 0
ISA_A9
Text Label 37900 14950 0    50   ~ 0
ISA_A9
Wire Wire Line
	38350 14950 37900 14950
Wire Wire Line
	4800 9450 5150 9450
Text Label 5150 9450 2    50   ~ 0
ISA_A8
Wire Wire Line
	4800 9550 5150 9550
Text Label 5150 9550 2    50   ~ 0
ISA_A7
Wire Wire Line
	4800 9650 5150 9650
Text Label 5150 9650 2    50   ~ 0
ISA_A6
Wire Wire Line
	4800 9750 5150 9750
Text Label 5150 9750 2    50   ~ 0
ISA_A5
Wire Wire Line
	4800 9850 5150 9850
Text Label 5150 9850 2    50   ~ 0
ISA_A4
Wire Wire Line
	4800 9950 5150 9950
Text Label 5150 9950 2    50   ~ 0
ISA_A3
Wire Wire Line
	4800 10050 5150 10050
Text Label 5150 10050 2    50   ~ 0
ISA_A2
Wire Wire Line
	4800 10150 5150 10150
Text Label 5150 10150 2    50   ~ 0
ISA_A1
Wire Wire Line
	4800 10250 5150 10250
Text Label 5150 10250 2    50   ~ 0
ISA_A0
Wire Wire Line
	4800 8350 5150 8350
Text Label 5150 8350 2    50   ~ 0
ISA_A19
Wire Wire Line
	4800 8450 5150 8450
Text Label 5150 8450 2    50   ~ 0
ISA_A18
Wire Wire Line
	4800 8550 5150 8550
Text Label 5150 8550 2    50   ~ 0
ISA_A17
Wire Wire Line
	4800 8650 5150 8650
Text Label 5150 8650 2    50   ~ 0
ISA_A16
Wire Wire Line
	4800 8750 5150 8750
Text Label 5150 8750 2    50   ~ 0
ISA_A15
Wire Wire Line
	4800 8850 5150 8850
Text Label 5150 8850 2    50   ~ 0
ISA_A14
Wire Wire Line
	4800 8950 5150 8950
Text Label 5150 8950 2    50   ~ 0
ISA_A13
Wire Wire Line
	4800 9050 5150 9050
Text Label 5150 9050 2    50   ~ 0
ISA_A12
Wire Wire Line
	4800 9150 5150 9150
Text Label 5150 9150 2    50   ~ 0
ISA_A11
Wire Wire Line
	4800 9250 5150 9250
Text Label 5150 9250 2    50   ~ 0
ISA_A10
Text Label 37900 15050 0    50   ~ 0
ISA_A10
Wire Wire Line
	38350 15050 37900 15050
Text Label 37900 15150 0    50   ~ 0
ISA_A11
Wire Wire Line
	38350 15150 37900 15150
Text Label 37900 15250 0    50   ~ 0
ISA_A12
Wire Wire Line
	38350 15250 37900 15250
Wire Wire Line
	38350 15350 37900 15350
Text Label 37900 15350 0    50   ~ 0
ISA_A15
Wire Wire Line
	38350 15450 37900 15450
Text Label 37900 15450 0    50   ~ 0
ISA_A14
Wire Wire Line
	38350 15550 37900 15550
Text Label 37900 15550 0    50   ~ 0
ISA_A13
Wire Wire Line
	38850 15050 39300 15050
Text Label 39300 15050 2    50   ~ 0
ISA_A8
Wire Wire Line
	38850 15250 39100 15250
$Comp
L power:GND #PWR0111
U 1 1 623AD4E6
P 39100 15750
F 0 "#PWR0111" H 39100 15500 50  0001 C CNN
F 1 "GND" H 39105 15577 50  0000 C CNN
F 2 "" H 39100 15750 50  0001 C CNN
F 3 "" H 39100 15750 50  0001 C CNN
	1    39100 15750
	1    0    0    -1  
$EndComp
Wire Wire Line
	39100 15250 39100 15750
NoConn ~ 38850 15650
NoConn ~ 38850 15550
NoConn ~ 38850 15450
Text Notes 38050 14700 0    50   ~ 0
A == 0x55, out = 0.\nA != 0x55, out = 1.\nsel for addr = 0xAAxx
Text Notes 37750 15350 0    50   ~ 0
1
Text Notes 37750 15450 0    50   ~ 0
0
Text Notes 37750 15550 0    50   ~ 0
1
Text Notes 37750 15250 0    50   ~ 0
0
Text Notes 37750 15150 0    50   ~ 0
1
Text Notes 37750 15050 0    50   ~ 0
0
Text Notes 37750 14950 0    50   ~ 0
1
Text Notes 39350 15050 0    50   ~ 0
0
Wire Wire Line
	40150 15450 40650 15450
Text Label 40250 15450 0    50   ~ 0
IO_AAxx
Wire Wire Line
	4800 8050 5150 8050
Text Label 5150 8050 2    50   ~ 0
ISA_D0
Wire Wire Line
	4800 7950 5150 7950
Text Label 5150 7950 2    50   ~ 0
ISA_D1
Wire Wire Line
	4800 7850 5150 7850
Text Label 5150 7850 2    50   ~ 0
ISA_D2
Wire Wire Line
	4800 7750 5150 7750
Text Label 5150 7750 2    50   ~ 0
ISA_D3
Wire Wire Line
	4800 7650 5150 7650
Text Label 5150 7650 2    50   ~ 0
ISA_D4
Wire Wire Line
	4800 7550 5150 7550
Text Label 5150 7550 2    50   ~ 0
ISA_D5
Wire Wire Line
	4800 7450 5150 7450
Text Label 5150 7450 2    50   ~ 0
ISA_D6
Wire Wire Line
	4800 7350 5150 7350
Text Label 5150 7350 2    50   ~ 0
ISA_D7
Wire Wire Line
	40650 14650 40300 14650
Text Label 40300 14650 0    50   ~ 0
ISA_D0
Wire Wire Line
	40650 14850 40300 14850
Text Label 40300 14850 0    50   ~ 0
ISA_D1
Wire Wire Line
	40650 15050 40300 15050
Text Label 40300 15050 0    50   ~ 0
ISA_D2
Wire Wire Line
	40650 15250 40300 15250
Text Label 40300 15250 0    50   ~ 0
ISA_D3
Wire Wire Line
	43050 15450 42500 15450
Wire Wire Line
	41650 14650 42150 14650
Text Label 42150 14650 2    50   ~ 0
CREG0
Text Label 42500 15450 0    50   ~ 0
CREG0
NoConn ~ 41650 14750
Wire Wire Line
	41650 14850 42150 14850
Text Label 42150 14850 2    50   ~ 0
CREG1
Text Label 42500 15350 0    50   ~ 0
CREG1
Wire Wire Line
	43050 15350 42500 15350
NoConn ~ 41650 14950
NoConn ~ 41650 15050
NoConn ~ 41650 15150
NoConn ~ 41650 15250
NoConn ~ 41650 15350
NoConn ~ 35200 8250
$Comp
L 74xx:74LS245 U53
U 1 1 6288944D
P 35700 12450
F 0 "U53" H 35700 13431 50  0000 C CNN
F 1 "74LS245" H 35700 13340 50  0000 C CNN
F 2 "" H 35700 12450 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS245" H 35700 12450 50  0001 C CNN
	1    35700 12450
	-1   0    0    -1  
$EndComp
Wire Wire Line
	35200 12050 34800 12050
$Comp
L 74xx:74LS245 U54
U 1 1 628DA17B
P 35700 5050
F 0 "U54" H 35700 6031 50  0000 C CNN
F 1 "74LS245" H 35700 5940 50  0000 C CNN
F 2 "" H 35700 5050 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS245" H 35700 5050 50  0001 C CNN
	1    35700 5050
	-1   0    0    -1  
$EndComp
Wire Wire Line
	34800 4650 35200 4650
$Comp
L 74xx:74LS244 U56
U 1 1 62904700
P 7500 8600
F 0 "U56" H 7500 9581 50  0000 C CNN
F 1 "74LS244" H 7500 9490 50  0000 C CNN
F 2 "" H 7500 8600 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS244" H 7500 8600 50  0001 C CNN
	1    7500 8600
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS373 U59
U 1 1 629318D0
P 35700 6900
F 0 "U59" H 35700 7881 50  0000 C CNN
F 1 "74LS373" H 35700 7790 50  0000 C CNN
F 2 "" H 35700 6900 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS373" H 35700 6900 50  0001 C CNN
	1    35700 6900
	1    0    0    -1  
$EndComp
Wire Wire Line
	34800 6500 35200 6500
$Comp
L 74xx:74LS373 U58
U 1 1 6295CAF6
P 35700 10600
F 0 "U58" H 35700 11581 50  0000 C CNN
F 1 "74LS373" H 35700 11490 50  0000 C CNN
F 2 "" H 35700 10600 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS373" H 35700 10600 50  0001 C CNN
	1    35700 10600
	1    0    0    -1  
$EndComp
Wire Wire Line
	34800 10200 35200 10200
$Comp
L 74xx:74LS158 U47
U 1 1 6298CE06
P 44750 10550
F 0 "U47" H 44950 11650 50  0000 C CNN
F 1 "74F158" H 45050 11550 50  0000 C CNN
F 2 "" H 44750 10550 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS158" H 44750 10550 50  0001 C CNN
	1    44750 10550
	1    0    0    -1  
$EndComp
Wire Wire Line
	43850 9950 44250 9950
$Comp
L 74xx:74LS158 U48
U 1 1 629E4B91
P 44750 12900
F 0 "U48" H 45050 13950 50  0000 C CNN
F 1 "74F158" H 45150 13850 50  0000 C CNN
F 2 "" H 44750 12900 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS158" H 44750 12900 50  0001 C CNN
	1    44750 12900
	1    0    0    -1  
$EndComp
Wire Wire Line
	44250 12900 43850 12900
Wire Wire Line
	32100 9950 32600 9950
$Comp
L 74xx:74LS244 U61
U 1 1 62A3B948
P 7500 6750
F 0 "U61" H 7500 7731 50  0000 C CNN
F 1 "74LS244" H 7500 7640 50  0000 C CNN
F 2 "" H 7500 6750 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS244" H 7500 6750 50  0001 C CNN
	1    7500 6750
	1    0    0    -1  
$EndComp
Wire Wire Line
	8000 6950 8400 6950
Wire Wire Line
	32600 12100 32100 12100
Wire Wire Line
	7000 10350 6350 10350
Text Label 6350 10350 0    50   ~ 0
ISA_A19
Text Label 32100 12100 0    50   ~ 0
INT_AD19
Text Label 8850 10350 2    50   ~ 0
INT_AD19
Wire Wire Line
	8850 10350 8000 10350
Wire Wire Line
	7000 9950 6900 9950
Wire Wire Line
	6900 9950 6900 11100
$Comp
L power:GND #PWR0112
U 1 1 62D3C71D
P 6900 11100
F 0 "#PWR0112" H 6900 10850 50  0001 C CNN
F 1 "GND" H 6905 10927 50  0000 C CNN
F 2 "" H 6900 11100 50  0001 C CNN
F 3 "" H 6900 11100 50  0001 C CNN
	1    6900 11100
	-1   0    0    -1  
$EndComp
Wire Wire Line
	7000 10950 6950 10950
Wire Wire Line
	6950 10950 6950 10850
Wire Wire Line
	6950 10850 7000 10850
Wire Wire Line
	6950 10850 6250 10850
Connection ~ 6950 10850
Wire Wire Line
	7000 10150 6850 10150
Wire Wire Line
	6850 10150 6850 9800
$Comp
L power:VCC #PWR0113
U 1 1 62DC4320
P 6850 9800
F 0 "#PWR0113" H 6850 9650 50  0001 C CNN
F 1 "VCC" H 6867 9973 50  0000 C CNN
F 2 "" H 6850 9800 50  0001 C CNN
F 3 "" H 6850 9800 50  0001 C CNN
	1    6850 9800
	-1   0    0    -1  
$EndComp
Wire Wire Line
	7000 10250 6550 10250
Text Notes 6750 10250 2    50   ~ 0
floating?
Wire Wire Line
	7000 10450 6350 10450
Text Label 6350 10450 0    50   ~ 0
ISA_A18
Wire Wire Line
	7000 10550 6350 10550
Text Label 6350 10550 0    50   ~ 0
ISA_A17
Wire Wire Line
	7000 10650 6350 10650
Text Label 6350 10650 0    50   ~ 0
ISA_A16
Text Label 8850 10450 2    50   ~ 0
INT_AD18
Wire Wire Line
	8850 10450 8000 10450
Text Label 8850 10550 2    50   ~ 0
INT_AD17
Wire Wire Line
	8850 10550 8000 10550
Text Label 8850 10650 2    50   ~ 0
INT_AD16
Wire Wire Line
	8850 10650 8000 10650
Wire Wire Line
	32600 12000 32100 12000
Text Label 32100 12000 0    50   ~ 0
INT_AD18
Wire Wire Line
	32600 11900 32100 11900
Text Label 32100 11900 0    50   ~ 0
INT_AD17
Wire Wire Line
	32600 11800 32100 11800
Text Label 32100 11800 0    50   ~ 0
INT_AD16
Wire Wire Line
	43050 15550 42500 15550
Text Label 42500 15550 0    50   ~ 0
INT_AD16
Wire Wire Line
	43050 15850 42500 15850
Text Label 42500 15850 0    50   ~ 0
INT_AD17
Wire Wire Line
	43050 15750 42500 15750
Text Label 42500 15750 0    50   ~ 0
INT_AD18
Wire Wire Line
	43050 15650 42500 15650
Text Label 42500 15650 0    50   ~ 0
INT_AD19
$Comp
L MCU_Intel:8088_Max_Mode USOCKET0
U 1 1 630D87AB
P 30650 7900
F 0 "USOCKET0" H 30650 9881 50  0000 C CNN
F 1 "Cable To 8088 on Planar" H 30650 9790 50  0000 C CNN
F 2 "Package_DIP:DIP-40_W15.24mm" H 30700 8000 50  0001 C CIN
F 3 "http://datasheets.chipdb.org/Intel/x86/808x/datashts/8088/231456-006.pdf" H 30650 7950 50  0001 C CNN
	1    30650 7900
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0114
U 1 1 630DAED0
P 30550 9700
F 0 "#PWR0114" H 30550 9450 50  0001 C CNN
F 1 "GND" H 30555 9527 50  0000 C CNN
F 2 "" H 30550 9700 50  0001 C CNN
F 3 "" H 30550 9700 50  0001 C CNN
	1    30550 9700
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0115
U 1 1 630DCB38
P 30750 9700
F 0 "#PWR0115" H 30750 9450 50  0001 C CNN
F 1 "GND" H 30755 9527 50  0000 C CNN
F 2 "" H 30750 9700 50  0001 C CNN
F 3 "" H 30750 9700 50  0001 C CNN
	1    30750 9700
	1    0    0    -1  
$EndComp
NoConn ~ 30650 6100
Wire Wire Line
	31350 8500 31850 8500
Text Label 31850 8500 2    50   ~ 0
INT_AD16
Wire Wire Line
	31350 8800 31850 8800
Text Label 31850 8800 2    50   ~ 0
INT_AD19
Wire Wire Line
	31350 8700 31850 8700
Text Label 31850 8700 2    50   ~ 0
INT_AD18
Wire Wire Line
	31350 8600 31850 8600
Text Label 31850 8600 2    50   ~ 0
INT_AD17
Wire Wire Line
	32600 10650 32100 10650
Wire Wire Line
	7000 6250 6650 6250
Text Label 6650 6250 0    50   ~ 0
ISA_A15
Wire Wire Line
	7000 6950 6650 6950
Text Label 6650 6950 0    50   ~ 0
ISA_A8
Text Label 8400 6950 2    50   ~ 0
INT_AD8
Text Label 43850 12900 0    50   ~ 0
INT_AD8
Text Label 32100 9950 0    50   ~ 0
INT_AD8
Wire Wire Line
	31850 7600 31350 7600
Text Label 31850 7600 2    50   ~ 0
INT_AD8
NoConn ~ 8000 10250
Wire Wire Line
	8000 10150 8850 10150
Wire Wire Line
	32600 12400 32100 12400
Wire Wire Line
	42550 22700 42300 22700
$Comp
L power:VCC #PWR0116
U 1 1 63497A03
P 40550 22100
F 0 "#PWR0116" H 40550 21950 50  0001 C CNN
F 1 "VCC" H 40567 22273 50  0000 C CNN
F 2 "" H 40550 22100 50  0001 C CNN
F 3 "" H 40550 22100 50  0001 C CNN
	1    40550 22100
	1    0    0    -1  
$EndComp
Wire Wire Line
	40550 22500 40550 22700
$Comp
L Device:Jumper_NO_Small JP_0
U 1 1 634CE73D
P 40200 22700
F 0 "JP_0" H 40350 22750 50  0000 C CNN
F 1 "0" H 40050 22750 50  0000 C CNN
F 2 "" H 40200 22700 50  0001 C CNN
F 3 "~" H 40200 22700 50  0001 C CNN
	1    40200 22700
	1    0    0    -1  
$EndComp
Wire Wire Line
	40300 22700 40550 22700
Connection ~ 40550 22700
$Comp
L 74xx:74LS138 U16
U 1 1 6350545F
P 39350 23000
F 0 "U16" H 39500 23600 50  0000 C CNN
F 1 "74LS138" H 39550 23500 50  0000 C CNN
F 2 "" H 39350 23000 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS138" H 39350 23000 50  0001 C CNN
	1    39350 23000
	1    0    0    -1  
$EndComp
Wire Wire Line
	40100 22700 39850 22700
$Comp
L Device:Jumper_NO_Small JP_1
U 1 1 635AD2DE
P 40200 22800
F 0 "JP_1" H 40350 22850 50  0000 C CNN
F 1 "1" H 40050 22850 50  0000 C CNN
F 2 "" H 40200 22800 50  0001 C CNN
F 3 "~" H 40200 22800 50  0001 C CNN
	1    40200 22800
	1    0    0    -1  
$EndComp
$Comp
L Device:Jumper_NO_Small JP_2
U 1 1 635AD6A4
P 40200 22900
F 0 "JP_2" H 40350 22950 50  0000 C CNN
F 1 "2" H 40050 22950 50  0000 C CNN
F 2 "" H 40200 22900 50  0001 C CNN
F 3 "~" H 40200 22900 50  0001 C CNN
	1    40200 22900
	1    0    0    -1  
$EndComp
$Comp
L Device:Jumper_NO_Small JP_3
U 1 1 635AD8E0
P 40200 23000
F 0 "JP_3" H 40350 23050 50  0000 C CNN
F 1 "3" H 40050 23050 50  0000 C CNN
F 2 "" H 40200 23000 50  0001 C CNN
F 3 "~" H 40200 23000 50  0001 C CNN
	1    40200 23000
	1    0    0    -1  
$EndComp
$Comp
L Device:Jumper_NO_Small JP_4
U 1 1 635ADAEE
P 40200 23100
F 0 "JP_4" H 40350 23150 50  0000 C CNN
F 1 "4" H 40050 23150 50  0000 C CNN
F 2 "" H 40200 23100 50  0001 C CNN
F 3 "~" H 40200 23100 50  0001 C CNN
	1    40200 23100
	1    0    0    -1  
$EndComp
Wire Wire Line
	40100 22800 39850 22800
Wire Wire Line
	39850 22900 40100 22900
Wire Wire Line
	40100 23000 39850 23000
Wire Wire Line
	39850 23100 40100 23100
Wire Wire Line
	40300 22800 40650 22800
Wire Wire Line
	40650 22800 40650 22500
Wire Wire Line
	40300 22900 40750 22900
Wire Wire Line
	40750 22900 40750 22500
Wire Wire Line
	40300 23000 40850 23000
Wire Wire Line
	40850 23000 40850 22500
Wire Wire Line
	40300 23100 40950 23100
Wire Wire Line
	40950 23100 40950 22500
Connection ~ 40650 22800
Wire Wire Line
	40750 22900 42100 22900
Connection ~ 40750 22900
Wire Wire Line
	40850 23000 42000 23000
Connection ~ 40850 23000
Wire Wire Line
	40950 23100 41900 23100
Connection ~ 40950 23100
Wire Wire Line
	42400 23900 42300 23900
Wire Wire Line
	42400 23700 42300 23700
Wire Wire Line
	42300 23700 42300 22700
Connection ~ 42300 22700
Wire Wire Line
	40550 22700 42300 22700
Wire Wire Line
	42400 24450 42300 24450
Wire Wire Line
	42400 24250 42200 24250
Wire Wire Line
	42200 24250 42200 22800
Connection ~ 42200 22800
Wire Wire Line
	42200 22800 42550 22800
Wire Wire Line
	40650 22800 42200 22800
Wire Wire Line
	42400 24800 42300 24800
Wire Wire Line
	42300 24800 42300 24450
Connection ~ 42300 24450
Wire Wire Line
	42400 25000 42100 25000
Wire Wire Line
	42100 25000 42100 22900
Connection ~ 42100 22900
Wire Wire Line
	42100 22900 42550 22900
Wire Wire Line
	42300 24800 42300 25350
Wire Wire Line
	42300 25350 42400 25350
Wire Wire Line
	42400 25550 42000 25550
Wire Wire Line
	42000 25550 42000 23000
Connection ~ 42000 23000
Wire Wire Line
	42000 23000 42550 23000
Wire Wire Line
	42400 26100 42300 26100
Wire Wire Line
	42300 26100 42300 25350
Wire Wire Line
	42400 25900 41900 25900
Wire Wire Line
	41900 25900 41900 23100
Connection ~ 41900 23100
Wire Wire Line
	41900 23100 42550 23100
Wire Wire Line
	42550 23400 42450 23400
Wire Wire Line
	42450 23400 42450 23300
Wire Wire Line
	42450 23300 42550 23300
Wire Wire Line
	42550 23200 42450 23200
Wire Wire Line
	42450 23200 42450 23300
Connection ~ 42450 23300
Wire Wire Line
	42450 23200 42450 22500
Connection ~ 42450 23200
$Comp
L power:VCC #PWR0117
U 1 1 63CF0E68
P 42450 22500
F 0 "#PWR0117" H 42450 22350 50  0001 C CNN
F 1 "VCC" H 42467 22673 50  0000 C CNN
F 2 "" H 42450 22500 50  0001 C CNN
F 3 "" H 42450 22500 50  0001 C CNN
	1    42450 22500
	1    0    0    -1  
$EndComp
Wire Wire Line
	42300 23900 42300 24450
Wire Wire Line
	38850 23400 38750 23400
Wire Wire Line
	38750 23400 38750 23500
$Comp
L power:GND #PWR0118
U 1 1 63DAEECF
P 38750 23500
F 0 "#PWR0118" H 38750 23250 50  0001 C CNN
F 1 "GND" H 38755 23327 50  0000 C CNN
F 2 "" H 38750 23500 50  0001 C CNN
F 3 "" H 38750 23500 50  0001 C CNN
	1    38750 23500
	1    0    0    -1  
$EndComp
Text Notes 39400 22050 0    50   ~ 0
MEMORY BANK\nCONFIGURATION
Wire Wire Line
	38850 22700 38250 22700
Wire Wire Line
	38250 22800 38850 22800
Wire Wire Line
	38850 22900 38250 22900
Text Label 38250 22700 0    50   ~ 0
RAM_MUX_A0
Text Label 38250 22800 0    50   ~ 0
RAM_MUX_A1
Text Label 38250 22900 0    50   ~ 0
RAM_MUX_A2
Wire Wire Line
	44050 15750 44650 15750
Wire Wire Line
	44650 15650 44050 15650
Wire Wire Line
	44050 15550 44650 15550
Text Label 44650 15750 2    50   ~ 0
RAM_MUX_A0
Text Label 44650 15650 2    50   ~ 0
RAM_MUX_A1
Text Label 44650 15550 2    50   ~ 0
RAM_MUX_A2
Wire Wire Line
	38850 23200 38250 23200
Wire Wire Line
	43050 15950 42500 15950
Text Label 38250 23200 0    50   ~ 0
INT_S2#
Text Label 42500 15950 0    50   ~ 0
INT_S2#
Wire Wire Line
	7000 8700 6650 8700
Text Label 6650 8700 0    50   ~ 0
ISA_A1
Text Label 8400 8700 2    50   ~ 0
INT_AD1
Text Label 34800 6500 0    50   ~ 0
INT_AD1
Text Label 34800 10200 0    50   ~ 0
INT_AD1
Text Label 43850 9950 0    50   ~ 0
INT_AD1
Text Label 34800 4650 0    50   ~ 0
INT_AD1
Text Label 34800 12050 0    50   ~ 0
INT_AD1
Text Label 34750 8350 0    50   ~ 0
INT_AD1
Wire Wire Line
	35200 8350 34750 8350
Wire Wire Line
	8400 8700 8000 8700
Wire Wire Line
	7000 8600 6650 8600
Text Label 6650 8600 0    50   ~ 0
ISA_A2
Wire Wire Line
	7000 8500 6650 8500
Text Label 6650 8500 0    50   ~ 0
ISA_A3
Wire Wire Line
	7000 8400 6650 8400
Text Label 6650 8400 0    50   ~ 0
ISA_A4
Wire Wire Line
	7000 8800 6650 8800
Text Label 6650 8800 0    50   ~ 0
ISA_A0
Wire Wire Line
	7000 8300 6650 8300
Text Label 6650 8300 0    50   ~ 0
ISA_A5
Wire Wire Line
	7000 8200 6650 8200
Text Label 6650 8200 0    50   ~ 0
ISA_A6
Wire Wire Line
	7000 8100 6650 8100
Text Label 6650 8100 0    50   ~ 0
ISA_A7
Text Label 8400 8800 2    50   ~ 0
INT_AD0
Wire Wire Line
	8400 8800 8000 8800
Text Label 8400 8500 2    50   ~ 0
INT_AD3
Wire Wire Line
	8400 8500 8000 8500
Text Label 8400 8600 2    50   ~ 0
INT_AD2
Wire Wire Line
	8400 8600 8000 8600
Text Label 8400 8300 2    50   ~ 0
INT_AD5
Wire Wire Line
	8400 8300 8000 8300
Text Label 8400 8400 2    50   ~ 0
INT_AD4
Wire Wire Line
	8400 8400 8000 8400
Text Label 8400 8100 2    50   ~ 0
INT_AD7
Wire Wire Line
	8400 8100 8000 8100
Text Label 8400 8200 2    50   ~ 0
INT_AD6
Wire Wire Line
	8400 8200 8000 8200
$Comp
L 74xx:74LS04 U38
U 2 1 6445D292
P 16150 24000
F 0 "U38" H 16150 24317 50  0000 C CNN
F 1 "74LS04" H 16150 24226 50  0000 C CNN
F 2 "" H 16150 24000 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 16150 24000 50  0001 C CNN
	2    16150 24000
	1    0    0    -1  
$EndComp
Text Label 15300 24000 0    50   ~ 0
INT_AD0
Wire Wire Line
	15300 24000 15800 24000
Wire Wire Line
	35200 11950 34800 11950
Text Label 34800 11950 0    50   ~ 0
INT_AD0
Wire Wire Line
	35200 4550 34800 4550
Text Label 34800 4550 0    50   ~ 0
INT_AD0
Wire Wire Line
	35200 6400 34800 6400
Text Label 34800 6400 0    50   ~ 0
INT_AD0
Wire Wire Line
	35200 10100 34800 10100
Text Label 34800 10100 0    50   ~ 0
INT_AD0
Wire Wire Line
	31850 6700 31350 6700
Text Label 31850 6700 2    50   ~ 0
INT_AD0
Text Label 31850 6800 2    50   ~ 0
INT_AD1
Wire Wire Line
	31350 6800 31850 6800
Wire Wire Line
	7000 6850 6650 6850
Text Label 6650 6850 0    50   ~ 0
ISA_A9
Wire Wire Line
	7000 6750 6650 6750
Text Label 6650 6750 0    50   ~ 0
ISA_A10
Wire Wire Line
	7000 6650 6650 6650
Text Label 6650 6650 0    50   ~ 0
ISA_A11
Wire Wire Line
	7000 6550 6650 6550
Text Label 6650 6550 0    50   ~ 0
ISA_A12
Wire Wire Line
	7000 6450 6650 6450
Text Label 6650 6450 0    50   ~ 0
ISA_A13
Wire Wire Line
	7000 6350 6650 6350
Text Label 6650 6350 0    50   ~ 0
ISA_A14
Text Label 34750 8450 0    50   ~ 0
INT_AD2
Wire Wire Line
	35200 8450 34750 8450
Text Label 34750 8550 0    50   ~ 0
INT_AD3
Wire Wire Line
	35200 8550 34750 8550
Text Label 34750 8650 0    50   ~ 0
INT_AD4
Wire Wire Line
	35200 8650 34750 8650
Text Label 34750 8750 0    50   ~ 0
INT_AD5
Wire Wire Line
	35200 8750 34750 8750
Text Label 34750 8850 0    50   ~ 0
INT_AD6
Wire Wire Line
	35200 8850 34750 8850
Text Label 34750 8950 0    50   ~ 0
INT_AD7
Wire Wire Line
	35200 8950 34750 8950
Wire Wire Line
	35200 12250 34800 12250
Text Label 34800 12250 0    50   ~ 0
INT_AD3
Wire Wire Line
	35200 12150 34800 12150
Text Label 34800 12150 0    50   ~ 0
INT_AD2
Wire Wire Line
	35200 12450 34800 12450
Text Label 34800 12450 0    50   ~ 0
INT_AD5
Wire Wire Line
	35200 12350 34800 12350
Text Label 34800 12350 0    50   ~ 0
INT_AD4
Wire Wire Line
	35200 12650 34800 12650
Text Label 34800 12650 0    50   ~ 0
INT_AD7
Wire Wire Line
	35200 12550 34800 12550
Text Label 34800 12550 0    50   ~ 0
INT_AD6
Wire Wire Line
	35200 4850 34800 4850
Text Label 34800 4850 0    50   ~ 0
INT_AD3
Wire Wire Line
	35200 4750 34800 4750
Text Label 34800 4750 0    50   ~ 0
INT_AD2
Wire Wire Line
	35200 5050 34800 5050
Text Label 34800 5050 0    50   ~ 0
INT_AD5
Wire Wire Line
	35200 4950 34800 4950
Text Label 34800 4950 0    50   ~ 0
INT_AD4
Wire Wire Line
	35200 5250 34800 5250
Text Label 34800 5250 0    50   ~ 0
INT_AD7
Wire Wire Line
	35200 5150 34800 5150
Text Label 34800 5150 0    50   ~ 0
INT_AD6
Wire Wire Line
	35200 6700 34800 6700
Text Label 34800 6700 0    50   ~ 0
INT_AD3
Wire Wire Line
	35200 6600 34800 6600
Text Label 34800 6600 0    50   ~ 0
INT_AD2
Wire Wire Line
	35200 6900 34800 6900
Text Label 34800 6900 0    50   ~ 0
INT_AD5
Wire Wire Line
	35200 6800 34800 6800
Text Label 34800 6800 0    50   ~ 0
INT_AD4
Wire Wire Line
	35200 7100 34800 7100
Text Label 34800 7100 0    50   ~ 0
INT_AD7
Wire Wire Line
	35200 7000 34800 7000
Text Label 34800 7000 0    50   ~ 0
INT_AD6
Wire Wire Line
	35200 10400 34800 10400
Text Label 34800 10400 0    50   ~ 0
INT_AD3
Wire Wire Line
	35200 10300 34800 10300
Text Label 34800 10300 0    50   ~ 0
INT_AD2
Wire Wire Line
	35200 10600 34800 10600
Text Label 34800 10600 0    50   ~ 0
INT_AD5
Wire Wire Line
	35200 10500 34800 10500
Text Label 34800 10500 0    50   ~ 0
INT_AD4
Wire Wire Line
	35200 10800 34800 10800
Text Label 34800 10800 0    50   ~ 0
INT_AD7
Wire Wire Line
	35200 10700 34800 10700
Text Label 34800 10700 0    50   ~ 0
INT_AD6
Wire Wire Line
	8000 6850 8400 6850
Text Label 8400 6850 2    50   ~ 0
INT_AD9
Wire Wire Line
	8000 6750 8400 6750
Text Label 8400 6750 2    50   ~ 0
INT_AD10
Wire Wire Line
	8000 6650 8400 6650
Text Label 8400 6650 2    50   ~ 0
INT_AD11
Wire Wire Line
	8000 6550 8400 6550
Text Label 8400 6550 2    50   ~ 0
INT_AD12
Wire Wire Line
	8000 6450 8400 6450
Text Label 8400 6450 2    50   ~ 0
INT_AD13
Wire Wire Line
	8000 6350 8400 6350
Text Label 8400 6350 2    50   ~ 0
INT_AD14
Wire Wire Line
	8000 6250 8400 6250
Text Label 8400 6250 2    50   ~ 0
INT_AD15
Wire Wire Line
	32100 10050 32600 10050
Text Label 32100 10050 0    50   ~ 0
INT_AD9
Wire Wire Line
	32100 10150 32600 10150
Text Label 32100 10150 0    50   ~ 0
INT_AD10
Wire Wire Line
	32100 10250 32600 10250
Text Label 32100 10250 0    50   ~ 0
INT_AD11
Wire Wire Line
	32100 10350 32600 10350
Text Label 32100 10350 0    50   ~ 0
INT_AD12
Wire Wire Line
	32100 10450 32600 10450
Text Label 32100 10450 0    50   ~ 0
INT_AD13
Wire Wire Line
	32100 10550 32600 10550
Text Label 32100 10550 0    50   ~ 0
INT_AD14
Text Label 32100 10650 0    50   ~ 0
INT_AD15
Wire Wire Line
	31850 7700 31350 7700
Text Label 31850 7700 2    50   ~ 0
INT_AD9
Wire Wire Line
	31850 7800 31350 7800
Text Label 31850 7800 2    50   ~ 0
INT_AD10
Wire Wire Line
	31850 7900 31350 7900
Text Label 31850 7900 2    50   ~ 0
INT_AD11
Wire Wire Line
	31850 8000 31350 8000
Text Label 31850 8000 2    50   ~ 0
INT_AD12
Wire Wire Line
	31850 8100 31350 8100
Text Label 31850 8100 2    50   ~ 0
INT_AD13
Wire Wire Line
	31850 8200 31350 8200
Text Label 31850 8200 2    50   ~ 0
INT_AD14
Wire Wire Line
	31850 8300 31350 8300
Text Label 31850 8300 2    50   ~ 0
INT_AD15
Wire Wire Line
	31350 7000 31850 7000
Text Label 31850 7000 2    50   ~ 0
INT_AD3
Wire Wire Line
	31350 6900 31850 6900
Text Label 31850 6900 2    50   ~ 0
INT_AD2
Wire Wire Line
	31350 7200 31850 7200
Text Label 31850 7200 2    50   ~ 0
INT_AD5
Wire Wire Line
	31350 7100 31850 7100
Text Label 31850 7100 2    50   ~ 0
INT_AD4
Wire Wire Line
	31350 7400 31850 7400
Text Label 31850 7400 2    50   ~ 0
INT_AD7
Wire Wire Line
	31350 7300 31850 7300
Text Label 31850 7300 2    50   ~ 0
INT_AD6
Wire Wire Line
	23100 12100 23100 11900
$Comp
L Device:R_Network09_US RP3
U 1 1 65506A5A
P 20800 8650
F 0 "RP3" H 21288 8696 50  0000 L CNN
F 1 "4.7K" H 21288 8605 50  0000 L CNN
F 2 "Resistor_THT:R_Array_SIP10" V 21375 8650 50  0001 C CNN
F 3 "http://www.vishay.com/docs/31509/csc.pdf" H 20800 8650 50  0001 C CNN
	1    20800 8650
	1    0    0    -1  
$EndComp
Wire Wire Line
	20450 12550 22200 12550
$Comp
L power:VCC #PWR0119
U 1 1 6556D536
P 20400 8450
F 0 "#PWR0119" H 20400 8300 50  0001 C CNN
F 1 "VCC" H 20417 8623 50  0000 C CNN
F 2 "" H 20400 8450 50  0001 C CNN
F 3 "" H 20400 8450 50  0001 C CNN
	1    20400 8450
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS02 U9
U 3 1 655D5B60
P 21000 12300
F 0 "U9" H 21000 12625 50  0000 C CNN
F 1 "74LS02" H 21000 12534 50  0000 C CNN
F 2 "" H 21000 12300 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls02" H 21000 12300 50  0001 C CNN
	3    21000 12300
	1    0    0    -1  
$EndComp
Wire Wire Line
	20700 12200 20450 12200
Wire Wire Line
	21300 12300 21400 12300
$Comp
L 74xx:74LS02 U2
U 3 1 658AED2B
P 23200 12750
F 0 "U2" H 23200 13075 50  0000 C CNN
F 1 "74LS02" H 23200 12984 50  0000 C CNN
F 2 "" H 23200 12750 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls02" H 23200 12750 50  0001 C CNN
	3    23200 12750
	1    0    0    -1  
$EndComp
Wire Wire Line
	22900 12850 20600 12850
Wire Wire Line
	20600 12850 20600 12400
$Comp
L 74xx:74LS04 U7
U 1 1 6598172B
P 20200 12850
F 0 "U7" H 20200 13167 50  0000 C CNN
F 1 "74F04" H 20200 13076 50  0000 C CNN
F 2 "" H 20200 12850 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 20200 12850 50  0001 C CNN
	1    20200 12850
	1    0    0    -1  
$EndComp
Wire Wire Line
	19800 12850 19900 12850
$Comp
L 74xx:74LS157 U51
U 1 1 65A5F95F
P 24700 12150
F 0 "U51" H 24700 13231 50  0000 C CNN
F 1 "74LS157" H 24700 13140 50  0000 C CNN
F 2 "" H 24700 12150 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS157" H 24700 12150 50  0001 C CNN
	1    24700 12150
	1    0    0    -1  
$EndComp
Text Label 29350 6600 0    50   ~ 0
HOST_READY
Wire Wire Line
	29950 6600 29350 6600
$Comp
L 74xx:74LS32 U36
U 2 1 65C1924A
P 6650 1650
F 0 "U36" H 6650 1975 50  0000 C CNN
F 1 "74F32" H 6650 1884 50  0000 C CNN
F 2 "" H 6650 1650 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 6650 1650 50  0001 C CNN
	2    6650 1650
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS08 U30
U 3 1 65C1E05C
P 20800 7250
F 0 "U30" H 20800 7575 50  0000 C CNN
F 1 "74F08" H 20800 7484 50  0000 C CNN
F 2 "" H 20800 7250 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 20800 7250 50  0001 C CNN
	3    20800 7250
	1    0    0    -1  
$EndComp
Wire Wire Line
	20500 7350 20300 7350
Text Label 20300 7350 0    50   ~ 0
CLK
Wire Wire Line
	13550 13150 13300 13150
Text Label 13300 13150 0    50   ~ 0
CLK
Wire Wire Line
	6350 1750 6250 1750
$Comp
L 74xx:74LS74 U31
U 1 1 65DE7799
P 4300 1650
F 0 "U31" H 4500 2150 50  0000 C CNN
F 1 "74F74" H 4550 2050 50  0000 C CNN
F 2 "" H 4300 1650 50  0001 C CNN
F 3 "74xx/74hc_hct74.pdf" H 4300 1650 50  0001 C CNN
	1    4300 1650
	1    0    0    -1  
$EndComp
Wire Wire Line
	4600 1550 4900 1550
$Comp
L Device:Jumper_NO_Small JP_P0
U 1 1 65F39AC4
P 32800 23400
F 0 "JP_P0" H 32950 23450 50  0000 C CNN
F 1 "P" H 32650 23450 50  0000 C CNN
F 2 "" H 32800 23400 50  0001 C CNN
F 3 "~" H 32800 23400 50  0001 C CNN
	1    32800 23400
	-1   0    0    -1  
$EndComp
$Comp
L 74xx:74LS02 U9
U 2 1 65F3B1AE
P 19300 6700
F 0 "U9" H 19300 7025 50  0000 C CNN
F 1 "74LS02" H 19300 6934 50  0000 C CNN
F 2 "" H 19300 6700 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls02" H 19300 6700 50  0001 C CNN
	2    19300 6700
	1    0    0    -1  
$EndComp
Wire Wire Line
	17550 12450 14550 12450
Wire Wire Line
	12650 11100 12650 13250
Wire Wire Line
	12650 13250 13550 13250
Wire Wire Line
	14550 10200 14600 10200
Wire Wire Line
	14600 10200 14600 9650
Wire Wire Line
	14600 9650 13400 9650
Wire Wire Line
	13400 9650 13400 10400
Wire Wire Line
	13400 10400 13550 10400
$Comp
L 74xx:74LS00 U10
U 1 1 6680F20F
P 17050 10100
F 0 "U10" H 17050 10425 50  0000 C CNN
F 1 "74F00" H 17050 10334 50  0000 C CNN
F 2 "" H 17050 10100 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 17050 10100 50  0001 C CNN
	1    17050 10100
	1    0    0    -1  
$EndComp
Connection ~ 14600 10200
Wire Wire Line
	3400 8150 3350 8150
Wire Wire Line
	3350 8150 3350 10250
Connection ~ 3350 10250
Wire Wire Line
	3350 8150 3350 7250
Wire Wire Line
	3350 7250 3400 7250
Connection ~ 3350 8150
Wire Wire Line
	3400 7450 3300 7450
Wire Wire Line
	3300 7450 3300 7050
$Comp
L power:VCC #PWR0120
U 1 1 669E6A25
P 3300 7050
F 0 "#PWR0120" H 3300 6900 50  0001 C CNN
F 1 "VCC" H 3317 7223 50  0000 C CNN
F 2 "" H 3300 7050 50  0001 C CNN
F 3 "" H 3300 7050 50  0001 C CNN
	1    3300 7050
	1    0    0    -1  
$EndComp
NoConn ~ 3400 7550
NoConn ~ 3400 7650
NoConn ~ 3400 7750
NoConn ~ 3400 7850
NoConn ~ 3400 7950
NoConn ~ 3400 8050
$Comp
L 74xx:74LS74 U31
U 2 1 66CA31D9
P 1700 9700
F 0 "U31" H 1700 10181 50  0000 C CNN
F 1 "74F74" H 1700 10090 50  0000 C CNN
F 2 "" H 1700 9700 50  0001 C CNN
F 3 "74xx/74hc_hct74.pdf" H 1700 9700 50  0001 C CNN
	2    1700 9700
	1    0    0    -1  
$EndComp
Wire Wire Line
	1100 9050 1100 9700
Wire Wire Line
	1100 9700 1400 9700
Wire Wire Line
	1100 9050 3400 9050
Wire Wire Line
	3350 10250 3350 10400
$Comp
L Transistor_BJT:2N3904 Q2
U 1 1 66E08314
P 33650 23400
F 0 "Q2" H 33841 23446 50  0000 L CNN
F 1 "2N3904" H 33841 23355 50  0000 L CNN
F 2 "Package_TO_SOT_THT:TO-92_Inline" H 33850 23325 50  0001 L CIN
F 3 "https://www.fairchildsemi.com/datasheets/2N/2N3904.pdf" H 33650 23400 50  0001 L CNN
	1    33650 23400
	1    0    0    -1  
$EndComp
Wire Wire Line
	33750 23200 33750 23100
Wire Wire Line
	33750 23100 34450 23100
$Comp
L power:GND #PWR0121
U 1 1 66E830DF
P 33750 23650
F 0 "#PWR0121" H 33750 23400 50  0001 C CNN
F 1 "GND" H 33755 23477 50  0000 C CNN
F 2 "" H 33750 23650 50  0001 C CNN
F 3 "" H 33750 23650 50  0001 C CNN
	1    33750 23650
	1    0    0    -1  
$EndComp
$Comp
L Device:R_Small_US R1
U 1 1 66E867A7
P 33250 23400
F 0 "R1" V 33045 23400 50  0000 C CNN
F 1 "100" V 33136 23400 50  0000 C CNN
F 2 "" H 33250 23400 50  0001 C CNN
F 3 "~" H 33250 23400 50  0001 C CNN
	1    33250 23400
	0    -1   1    0   
$EndComp
Wire Wire Line
	33350 23400 33450 23400
Wire Wire Line
	33150 23400 32900 23400
Wire Wire Line
	32700 23400 32250 23400
Text Label 32350 23400 0    50   ~ 0
PAR
$Comp
L 74xx:74LS74 U23
U 1 1 67074C7F
P 31950 23500
F 0 "U23" H 31950 23981 50  0000 C CNN
F 1 "74LS74" H 31950 23890 50  0000 C CNN
F 2 "" H 31950 23500 50  0001 C CNN
F 3 "74xx/74hc_hct74.pdf" H 31950 23500 50  0001 C CNN
	1    31950 23500
	1    0    0    -1  
$EndComp
$Comp
L power:VCC #PWR0122
U 1 1 67079F65
P 31950 22950
F 0 "#PWR0122" H 31950 22800 50  0001 C CNN
F 1 "VCC" H 31967 23123 50  0000 C CNN
F 2 "" H 31950 22950 50  0001 C CNN
F 3 "" H 31950 22950 50  0001 C CNN
	1    31950 22950
	-1   0    0    -1  
$EndComp
Wire Wire Line
	31950 22950 31950 23200
NoConn ~ 32250 23600
$Comp
L 74xx:74LS00 U25
U 3 1 67173072
P 28600 22300
F 0 "U25" H 28600 21983 50  0000 C CNN
F 1 "74LS00" H 28600 22074 50  0000 C CNN
F 2 "" H 28600 22300 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 28600 22300 50  0001 C CNN
	3    28600 22300
	1    0    0    1   
$EndComp
Text Label 34450 23100 2    50   ~ 0
ISA_IO_ERROR
Text Label 5400 7250 2    50   ~ 0
ISA_IO_ERROR
Wire Wire Line
	4800 7250 5400 7250
$Comp
L Transistor_BJT:2N3904 Q1
U 1 1 672F260F
P 7350 4250
F 0 "Q1" H 7541 4296 50  0000 L CNN
F 1 "2N3904" H 7541 4205 50  0000 L CNN
F 2 "Package_TO_SOT_THT:TO-92_Inline" H 7550 4175 50  0001 L CIN
F 3 "https://www.fairchildsemi.com/datasheets/2N/2N3904.pdf" H 7350 4250 50  0001 L CNN
	1    7350 4250
	1    0    0    -1  
$EndComp
Wire Wire Line
	7450 4050 7450 4000
Wire Wire Line
	7450 4000 8150 4000
Wire Wire Line
	7450 4450 7450 4500
Wire Wire Line
	33750 23650 33750 23600
$Comp
L power:GND #PWR0123
U 1 1 674E0064
P 7450 4500
F 0 "#PWR0123" H 7450 4250 50  0001 C CNN
F 1 "GND" H 7455 4327 50  0000 C CNN
F 2 "" H 7450 4500 50  0001 C CNN
F 3 "" H 7450 4500 50  0001 C CNN
	1    7450 4500
	1    0    0    -1  
$EndComp
Wire Wire Line
	7150 4250 7050 4250
$Comp
L Device:R_Small_US R2
U 1 1 67561474
P 6950 4250
F 0 "R2" V 6745 4250 50  0000 C CNN
F 1 "100" V 6836 4250 50  0000 C CNN
F 2 "" H 6950 4250 50  0001 C CNN
F 3 "~" H 6950 4250 50  0001 C CNN
	1    6950 4250
	0    -1   1    0   
$EndComp
Wire Wire Line
	4800 8150 5250 8150
Text Label 5250 8150 2    50   ~ 0
IO_READY
Text Label 8150 4000 2    50   ~ 0
IO_READY
Wire Wire Line
	6750 4250 6850 4250
$Comp
L power:VCC #PWR0124
U 1 1 6785CF69
P 6450 3800
F 0 "#PWR0124" H 6450 3650 50  0001 C CNN
F 1 "VCC" H 6467 3973 50  0000 C CNN
F 2 "" H 6450 3800 50  0001 C CNN
F 3 "" H 6450 3800 50  0001 C CNN
	1    6450 3800
	-1   0    0    -1  
$EndComp
Wire Wire Line
	6450 3800 6450 4050
NoConn ~ 6750 4450
Wire Wire Line
	4200 5000 4200 4350
Connection ~ 4200 5000
Wire Wire Line
	4200 5000 4350 5000
Text Label 4700 4350 0    50   ~ 0
ISA_MEMRW
Wire Wire Line
	6450 4650 6450 5100
Wire Wire Line
	6350 5100 6450 5100
Text Label 7800 5500 2    50   ~ 0
ISA_MEM_ACCESS
Text Label 18950 11850 0    50   ~ 0
ISA_MEM_ACCESS
Wire Wire Line
	4300 4250 6150 4250
Connection ~ 4300 4250
Wire Wire Line
	4200 4350 6150 4350
Wire Wire Line
	5700 5100 5700 5500
Wire Wire Line
	5700 5500 7800 5500
Connection ~ 5700 5100
Wire Wire Line
	5700 5100 5650 5100
Text Label 10800 8050 0    50   ~ 0
ISA_MEM_ACCESS
Wire Wire Line
	21400 11850 21400 12100
Text Label 10900 11000 0    50   ~ 0
ISA_MEM_ACCESS
Wire Wire Line
	10800 8050 13650 8050
Wire Wire Line
	10900 11000 11600 11000
Wire Wire Line
	20600 12400 20700 12400
Wire Wire Line
	22800 12650 22900 12650
Connection ~ 20450 12200
Wire Wire Line
	20450 12200 20450 12550
Wire Wire Line
	22750 12100 23100 12100
Wire Wire Line
	20600 12850 20500 12850
Connection ~ 20600 12850
Wire Wire Line
	22000 12200 22150 12200
Wire Wire Line
	18950 11850 21400 11850
Wire Wire Line
	19900 9200 19900 12200
Wire Wire Line
	19900 12200 20450 12200
Wire Wire Line
	19750 9200 19900 9200
Wire Wire Line
	19750 9100 19800 9100
Wire Wire Line
	16550 7450 16500 7450
Wire Wire Line
	16500 7450 16500 6200
Wire Wire Line
	16500 6200 15700 6200
Wire Wire Line
	15400 6000 15400 5750
$Comp
L power:VCC #PWR0125
U 1 1 6B5085DB
P 15400 5750
F 0 "#PWR0125" H 15400 5600 50  0001 C CNN
F 1 "VCC" H 15417 5923 50  0000 C CNN
F 2 "" H 15400 5750 50  0001 C CNN
F 3 "" H 15400 5750 50  0001 C CNN
	1    15400 5750
	1    0    0    -1  
$EndComp
Wire Wire Line
	15700 6400 15850 6400
Wire Wire Line
	16450 6500 16450 6750
Wire Wire Line
	16450 6750 15400 6750
Wire Wire Line
	15400 6750 15400 6600
Wire Wire Line
	23950 6800 24050 6800
Wire Wire Line
	24050 6800 24050 3600
Wire Wire Line
	14600 3600 14600 6200
Wire Wire Line
	14600 6200 15100 6200
$Comp
L 74xx:74LS10 U6
U 3 1 6B86D5A9
P 25750 3700
F 0 "U6" H 25750 4025 50  0000 C CNN
F 1 "74LS10" H 25750 3934 50  0000 C CNN
F 2 "" H 25750 3700 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS10" H 25750 3700 50  0001 C CNN
	3    25750 3700
	1    0    0    -1  
$EndComp
Wire Wire Line
	25450 3600 24050 3600
Connection ~ 24050 3600
Wire Wire Line
	23650 6400 23650 6150
$Comp
L power:VCC #PWR0126
U 1 1 6B96DCBF
P 23650 6150
F 0 "#PWR0126" H 23650 6000 50  0001 C CNN
F 1 "VCC" H 23667 6323 50  0000 C CNN
F 2 "" H 23650 6150 50  0001 C CNN
F 3 "" H 23650 6150 50  0001 C CNN
	1    23650 6150
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS161 U8
U 1 1 6B9718BC
P 26600 6100
F 0 "U8" H 26600 7081 50  0000 C CNN
F 1 "74LS161" H 26600 6990 50  0000 C CNN
F 2 "" H 26600 6100 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS161" H 26600 6100 50  0001 C CNN
	1    26600 6100
	1    0    0    -1  
$EndComp
Wire Wire Line
	23350 6700 19600 6700
$Comp
L 74xx:74LS04 U7
U 3 1 6BAFC5C5
P 22650 7250
F 0 "U7" H 22650 7567 50  0000 C CNN
F 1 "74F04" H 22650 7476 50  0000 C CNN
F 2 "" H 22650 7250 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 22650 7250 50  0001 C CNN
	3    22650 7250
	1    0    0    -1  
$EndComp
Wire Wire Line
	23650 7000 23650 7250
Wire Wire Line
	22300 7250 22350 7250
$Comp
L 74xx:74LS08 U30
U 4 1 6C33B99B
P 21650 5450
F 0 "U30" H 21650 5775 50  0000 C CNN
F 1 "74F08" H 21650 5684 50  0000 C CNN
F 2 "" H 21650 5450 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 21650 5450 50  0001 C CNN
	4    21650 5450
	1    0    0    -1  
$EndComp
Wire Wire Line
	21200 5550 21350 5550
$Comp
L 74xx:74LS74 U15
U 1 1 6C5E3479
P 24750 4750
F 0 "U15" H 24750 5231 50  0000 C CNN
F 1 "74F74" H 24750 5140 50  0000 C CNN
F 2 "" H 24750 4750 50  0001 C CNN
F 3 "74xx/74hc_hct74.pdf" H 24750 4750 50  0001 C CNN
	1    24750 4750
	1    0    0    -1  
$EndComp
Wire Wire Line
	25050 4650 25050 3950
Wire Wire Line
	24750 4450 24750 4200
$Comp
L power:VCC #PWR0127
U 1 1 6C6F8096
P 24750 4200
F 0 "#PWR0127" H 24750 4050 50  0001 C CNN
F 1 "VCC" H 24767 4373 50  0000 C CNN
F 2 "" H 24750 4200 50  0001 C CNN
F 3 "" H 24750 4200 50  0001 C CNN
	1    24750 4200
	1    0    0    -1  
$EndComp
Wire Wire Line
	22800 11600 22150 11600
Wire Wire Line
	28450 6400 29100 6400
$Comp
L Device:R_Small_US R3
U 1 1 6CA56684
P 29200 6400
F 0 "R3" V 28995 6400 50  0000 C CNN
F 1 "100" V 29086 6400 50  0000 C CNN
F 2 "" H 29200 6400 50  0001 C CNN
F 3 "~" H 29200 6400 50  0001 C CNN
	1    29200 6400
	0    -1   1    0   
$EndComp
Text Label 29350 6400 0    50   ~ 0
HOST_CLOCK
Text Label 28450 6400 0    50   ~ 0
HOST_CLOCK_R
Text Label 23350 4750 0    50   ~ 0
HOST_CLOCK_R
Text Label 22150 11600 0    50   ~ 0
HOST_CLOCK_R
Text Label 3250 1650 0    50   ~ 0
HOST_CLOCK_R
Wire Wire Line
	3250 1650 4000 1650
Wire Wire Line
	29300 6400 29950 6400
$Comp
L 74xx:74LS74 U21
U 1 1 6D11D04C
P 19100 29950
F 0 "U21" H 19100 30431 50  0000 C CNN
F 1 "74LS74" H 19100 30340 50  0000 C CNN
F 2 "" H 19100 29950 50  0001 C CNN
F 3 "74xx/74hc_hct74.pdf" H 19100 29950 50  0001 C CNN
	1    19100 29950
	1    0    0    -1  
$EndComp
Wire Wire Line
	18800 29850 18750 29850
Wire Wire Line
	19100 29650 19100 29600
$Comp
L power:VCC #PWR0128
U 1 1 6D243E01
P 19100 29400
F 0 "#PWR0128" H 19100 29250 50  0001 C CNN
F 1 "VCC" H 19117 29573 50  0000 C CNN
F 2 "" H 19100 29400 50  0001 C CNN
F 3 "" H 19100 29400 50  0001 C CNN
	1    19100 29400
	1    0    0    -1  
$EndComp
Wire Wire Line
	19100 29600 18750 29600
Wire Wire Line
	18750 29600 18750 29850
Connection ~ 19100 29600
Wire Wire Line
	19100 29600 19100 29400
Wire Wire Line
	22700 11500 22800 11500
Wire Wire Line
	22700 11500 22700 11400
$Comp
L power:VCC #PWR0129
U 1 1 6D3FAA92
P 22700 11400
F 0 "#PWR0129" H 22700 11250 50  0001 C CNN
F 1 "VCC" H 22717 11573 50  0000 C CNN
F 2 "" H 22700 11400 50  0001 C CNN
F 3 "" H 22700 11400 50  0001 C CNN
	1    22700 11400
	1    0    0    -1  
$EndComp
NoConn ~ 23400 11700
$Comp
L 74xx:74LS74 U22
U 1 1 6D63F992
P 16750 25100
F 0 "U22" H 16750 25581 50  0000 C CNN
F 1 "74LS74" H 16750 25490 50  0000 C CNN
F 2 "" H 16750 25100 50  0001 C CNN
F 3 "74xx/74hc_hct74.pdf" H 16750 25100 50  0001 C CNN
	1    16750 25100
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS74 U22
U 2 1 6D64032A
P 16750 26500
F 0 "U22" H 16750 26981 50  0000 C CNN
F 1 "74LS74" H 16750 26890 50  0000 C CNN
F 2 "" H 16750 26500 50  0001 C CNN
F 3 "74xx/74hc_hct74.pdf" H 16750 26500 50  0001 C CNN
	2    16750 26500
	1    0    0    -1  
$EndComp
Wire Wire Line
	16750 26200 16750 25950
$Comp
L power:VCC #PWR0130
U 1 1 6D891BA8
P 16750 25950
F 0 "#PWR0130" H 16750 25800 50  0001 C CNN
F 1 "VCC" H 16767 26123 50  0000 C CNN
F 2 "" H 16750 25950 50  0001 C CNN
F 3 "" H 16750 25950 50  0001 C CNN
	1    16750 25950
	1    0    0    -1  
$EndComp
Wire Wire Line
	16750 25400 16750 25500
$Comp
L power:VCC #PWR0131
U 1 1 6D928F9E
P 16750 25500
F 0 "#PWR0131" H 16750 25350 50  0001 C CNN
F 1 "VCC" H 16768 25673 50  0000 C CNN
F 2 "" H 16750 25500 50  0001 C CNN
F 3 "" H 16750 25500 50  0001 C CNN
	1    16750 25500
	-1   0    0    1   
$EndComp
Wire Wire Line
	19100 30250 19100 30300
Wire Wire Line
	19100 30300 18950 30300
Text Label 25000 7500 0    50   ~ 0
BUS_LATCH#
Text Label 15700 26500 0    50   ~ 0
BUS_LATCH#
Text Label 15700 25100 0    50   ~ 0
BUS_LATCH#
Wire Wire Line
	15700 25100 16450 25100
Wire Wire Line
	15700 26500 16450 26500
Wire Wire Line
	20500 30050 20550 30050
NoConn ~ 19400 29850
Wire Wire Line
	19400 30050 19500 30050
Text Label 19650 29950 0    50   ~ 0
CLK#
Wire Wire Line
	19650 29950 19900 29950
Wire Wire Line
	19900 30150 19850 30150
Wire Wire Line
	19850 30150 19850 30700
Wire Wire Line
	18350 30200 18150 30200
Wire Wire Line
	18150 30200 18150 30700
Wire Wire Line
	18150 30700 19850 30700
$Comp
L 74xx:74LS10 U6
U 2 1 6E1E5860
P 17750 30200
F 0 "U6" H 17750 30525 50  0000 C CNN
F 1 "74LS10" H 17750 30434 50  0000 C CNN
F 2 "" H 17750 30200 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS10" H 17750 30200 50  0001 C CNN
	2    17750 30200
	1    0    0    -1  
$EndComp
Wire Wire Line
	18050 30200 18150 30200
Connection ~ 18150 30200
Wire Wire Line
	18350 30400 18250 30400
Wire Wire Line
	18250 30400 18250 30600
Wire Wire Line
	18250 30600 19500 30600
Wire Wire Line
	19500 30600 19500 30050
Connection ~ 19500 30050
Wire Wire Line
	19500 30050 19900 30050
Text Label 17050 30100 0    50   ~ 0
S0#
Wire Wire Line
	17450 30100 17050 30100
Text Label 17050 30200 0    50   ~ 0
S1#
Wire Wire Line
	17050 30200 17450 30200
Text Label 17050 30300 0    50   ~ 0
S2#
Wire Wire Line
	17050 30300 17450 30300
Text Label 18050 30200 0    50   ~ 0
PASSIVE#
Wire Wire Line
	26100 7600 26400 7600
Wire Wire Line
	37500 12500 37750 12500
$Comp
L 74xx:74LS245 U34
U 1 1 6F1E85FD
P 38250 13000
F 0 "U34" H 38100 13850 50  0000 C CNN
F 1 "74LS245" H 38000 13750 50  0000 C CNN
F 2 "" H 38250 13000 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS245" H 38250 13000 50  0001 C CNN
	1    38250 13000
	-1   0    0    -1  
$EndComp
Text Label 37500 12500 0    50   ~ 0
AD8
Wire Wire Line
	37500 12600 37750 12600
Wire Wire Line
	37750 12700 37500 12700
Wire Wire Line
	37500 12800 37750 12800
Wire Wire Line
	37750 12900 37500 12900
Wire Wire Line
	37500 13000 37750 13000
Wire Wire Line
	37750 13100 37500 13100
Wire Wire Line
	37500 13200 37750 13200
Text Label 37500 12600 0    50   ~ 0
AD9
Text Label 37500 12700 0    50   ~ 0
AD10
Text Label 37500 12800 0    50   ~ 0
AD11
Text Label 37500 12900 0    50   ~ 0
AD12
Text Label 37500 13000 0    50   ~ 0
AD13
Text Label 37500 13100 0    50   ~ 0
AD14
Text Label 37500 13200 0    50   ~ 0
AD15
Wire Wire Line
	36200 11950 36500 11950
Text Label 36500 11950 2    50   ~ 0
AD8
Wire Wire Line
	36200 12050 36500 12050
Wire Wire Line
	36500 12150 36200 12150
Wire Wire Line
	36200 12250 36500 12250
Wire Wire Line
	36500 12350 36200 12350
Wire Wire Line
	36200 12450 36500 12450
Wire Wire Line
	36500 12550 36200 12550
Wire Wire Line
	36200 12650 36500 12650
Text Label 36500 12050 2    50   ~ 0
AD9
Text Label 36500 12150 2    50   ~ 0
AD10
Text Label 36500 12250 2    50   ~ 0
AD11
Text Label 36500 12350 2    50   ~ 0
AD12
Text Label 36500 12450 2    50   ~ 0
AD13
Text Label 36500 12550 2    50   ~ 0
AD14
Text Label 36500 12650 2    50   ~ 0
AD15
Wire Wire Line
	36200 4550 36450 4550
Text Label 36450 4550 2    50   ~ 0
AD0
Text Label 36450 4650 2    50   ~ 0
AD1
Text Label 36450 4750 2    50   ~ 0
AD2
Text Label 36450 4850 2    50   ~ 0
AD3
Text Label 36450 4950 2    50   ~ 0
AD4
Text Label 36450 5050 2    50   ~ 0
AD5
Text Label 36450 5150 2    50   ~ 0
AD6
Text Label 36450 5250 2    50   ~ 0
AD7
Wire Wire Line
	36450 4650 36200 4650
Wire Wire Line
	36200 4750 36450 4750
Wire Wire Line
	36200 4850 36450 4850
Wire Wire Line
	36450 4950 36200 4950
Wire Wire Line
	36200 5050 36450 5050
Wire Wire Line
	36450 5150 36200 5150
Wire Wire Line
	36200 5250 36450 5250
Wire Wire Line
	38750 12500 39150 12500
$Comp
L Connector_Generic:Conn_02x20_Odd_Even J2
U 1 1 700988A2
P 41050 11850
F 0 "J2" H 41100 12967 50  0000 C CNN
F 1 "RAM CARD" H 41100 12876 50  0000 C CNN
F 2 "" H 41050 11850 50  0001 C CNN
F 3 "~" H 41050 11850 50  0001 C CNN
	1    41050 11850
	1    0    0    -1  
$EndComp
Wire Wire Line
	40850 11150 40750 11150
Wire Wire Line
	40750 11150 40750 10850
Wire Wire Line
	41350 11150 41450 11150
Wire Wire Line
	41450 11150 41450 10850
$Comp
L power:VCC #PWR0132
U 1 1 701E2D41
P 40750 10850
F 0 "#PWR0132" H 40750 10700 50  0001 C CNN
F 1 "VCC" H 40767 11023 50  0000 C CNN
F 2 "" H 40750 10850 50  0001 C CNN
F 3 "" H 40750 10850 50  0001 C CNN
	1    40750 10850
	1    0    0    -1  
$EndComp
$Comp
L power:VCC #PWR0133
U 1 1 701E5962
P 41450 10850
F 0 "#PWR0133" H 41450 10700 50  0001 C CNN
F 1 "VCC" H 41467 11023 50  0000 C CNN
F 2 "" H 41450 10850 50  0001 C CNN
F 3 "" H 41450 10850 50  0001 C CNN
	1    41450 10850
	1    0    0    -1  
$EndComp
Wire Wire Line
	40850 10950 40250 10950
Text Label 40250 10950 0    50   ~ 0
RAS012#
Wire Wire Line
	41350 10950 41600 10950
Text Label 42000 10950 2    50   ~ 0
WRITEL#
Wire Wire Line
	40850 11050 40650 11050
Text Label 40250 11050 0    50   ~ 0
WRITEH#
Wire Wire Line
	40850 11250 40250 11250
Text Label 40250 11250 0    50   ~ 0
CAS_BANK0#
Wire Wire Line
	41350 11250 42000 11250
Text Label 42000 11250 2    50   ~ 0
CAS_BANK1#
Wire Wire Line
	40850 11350 40250 11350
Wire Wire Line
	41350 11350 42000 11350
Text Label 40250 11350 0    50   ~ 0
CAS_BANK2#
Text Label 42000 11350 2    50   ~ 0
CAS_BANK3#
Wire Wire Line
	40850 11450 40250 11450
Text Label 40250 11450 0    50   ~ 0
CAS_BANK4#
Wire Wire Line
	41350 11450 42000 11450
Wire Wire Line
	40850 11550 40250 11550
Text Label 40250 11550 0    50   ~ 0
RAM_A0_R
Wire Wire Line
	41350 11550 42000 11550
Text Label 42400 11550 0    50   ~ 0
RAM_A1
Wire Wire Line
	40850 11650 40250 11650
Wire Wire Line
	40850 11750 40250 11750
Wire Wire Line
	41350 11750 42000 11750
Text Label 40250 11650 0    50   ~ 0
RAM_A2_R
Text Label 42000 11550 2    50   ~ 0
RAM_A3_R
Text Label 40250 11750 0    50   ~ 0
RAM_A4_R
Text Label 42000 11450 2    50   ~ 0
RAM_A5_R
Wire Wire Line
	40850 11850 40250 11850
Wire Wire Line
	41350 11850 42000 11850
Text Label 40250 11850 0    50   ~ 0
RAM_A6_R
Text Label 42000 11750 2    50   ~ 0
RAM_A7_R
Wire Wire Line
	40850 11950 40250 11950
Text Label 40250 11950 0    50   ~ 0
RAM_D0
Wire Wire Line
	41350 11950 42000 11950
Text Label 42000 11850 2    50   ~ 0
RAM_D1
Text Label 42000 11950 2    50   ~ 0
RAM_D3
Wire Wire Line
	40850 12050 40250 12050
Text Label 40250 12050 0    50   ~ 0
RAM_D2
Wire Wire Line
	41350 12050 42000 12050
Wire Wire Line
	41350 12150 42000 12150
Wire Wire Line
	41350 12250 42000 12250
Wire Wire Line
	41350 12350 42000 12350
Wire Wire Line
	41350 12450 42000 12450
Wire Wire Line
	41350 12550 42000 12550
Wire Wire Line
	41350 12650 42000 12650
Wire Wire Line
	41350 12750 42000 12750
Wire Wire Line
	40250 12150 40850 12150
Wire Wire Line
	40250 12250 40850 12250
Wire Wire Line
	40250 12350 40850 12350
Wire Wire Line
	40250 12450 40850 12450
Wire Wire Line
	40250 12550 40850 12550
Wire Wire Line
	40250 12650 40850 12650
Wire Wire Line
	40250 12750 40850 12750
Text Label 42000 12050 2    50   ~ 0
RAM_D5
Text Label 40250 12250 0    50   ~ 0
RAM_D6
Text Label 42000 12150 2    50   ~ 0
RAM_D7
Text Label 40250 12350 0    50   ~ 0
RAM_D8
Text Label 42000 12250 2    50   ~ 0
RAM_D9
Text Label 40250 12450 0    50   ~ 0
RAM_D10
Text Label 42000 12350 2    50   ~ 0
RAM_D11
Text Label 40250 12550 0    50   ~ 0
RAM_D12
Text Label 42000 12450 2    50   ~ 0
RAM_D13
Text Label 42000 12550 2    50   ~ 0
RAM_D15
Text Label 40250 12650 0    50   ~ 0
RAM_D14
Text Label 40250 12150 0    50   ~ 0
RAM_D4
Text Label 42000 12750 2    50   ~ 0
RAS34P#
Wire Wire Line
	40850 12850 40750 12850
Wire Wire Line
	40750 12850 40750 13000
Wire Wire Line
	41350 12850 41450 12850
Wire Wire Line
	41450 12850 41450 13000
$Comp
L power:GND #PWR0134
U 1 1 7153534B
P 41450 13000
F 0 "#PWR0134" H 41450 12750 50  0001 C CNN
F 1 "GND" H 41455 12827 50  0000 C CNN
F 2 "" H 41450 13000 50  0001 C CNN
F 3 "" H 41450 13000 50  0001 C CNN
	1    41450 13000
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0135
U 1 1 71537C52
P 40750 13000
F 0 "#PWR0135" H 40750 12750 50  0001 C CNN
F 1 "GND" H 40755 12827 50  0000 C CNN
F 2 "" H 40750 13000 50  0001 C CNN
F 3 "" H 40750 13000 50  0001 C CNN
	1    40750 13000
	1    0    0    -1  
$EndComp
Text Label 40250 12750 0    50   ~ 0
RAM_DP0
Text Label 42000 12650 2    50   ~ 0
RAM_DP1
Text Label 39150 12500 2    50   ~ 0
RAM_D8
Wire Wire Line
	38750 12600 39150 12600
Text Label 39150 12600 2    50   ~ 0
RAM_D9
Wire Wire Line
	38750 12700 39150 12700
Text Label 39150 12700 2    50   ~ 0
RAM_D10
Wire Wire Line
	38750 12800 39150 12800
Text Label 39150 12800 2    50   ~ 0
RAM_D11
Wire Wire Line
	38750 12900 39150 12900
Text Label 39150 12900 2    50   ~ 0
RAM_D12
Wire Wire Line
	38750 13000 39150 13000
Text Label 39150 13000 2    50   ~ 0
RAM_D13
Wire Wire Line
	38750 13100 39150 13100
Text Label 39150 13100 2    50   ~ 0
RAM_D14
Wire Wire Line
	38750 13200 39150 13200
Text Label 39150 13200 2    50   ~ 0
RAM_D15
Text Label 45700 9950 2    50   ~ 0
RAM_A0
Wire Wire Line
	45250 9950 45700 9950
Text Label 45700 10250 2    50   ~ 0
RAM_A5
Wire Wire Line
	45700 10250 45250 10250
Text Label 45700 10550 2    50   ~ 0
RAM_A3
Text Label 45700 10850 2    50   ~ 0
RAM_A2
Wire Wire Line
	45700 10850 45250 10850
Wire Wire Line
	45700 10550 45250 10550
Text Label 45650 12300 2    50   ~ 0
RAM_A4
Text Label 45650 12600 2    50   ~ 0
RAM_A1
Text Label 45650 12900 2    50   ~ 0
RAM_A7
Text Label 45650 13200 2    50   ~ 0
RAM_A6
Wire Wire Line
	45250 13200 45650 13200
Wire Wire Line
	45250 12900 45650 12900
Wire Wire Line
	45250 12600 45650 12600
Wire Wire Line
	45250 12300 45650 12300
$Comp
L 74xx:74LS245 U32
U 1 1 720AC913
P 38250 11050
F 0 "U32" H 38250 12031 50  0000 C CNN
F 1 "74LS245" H 38250 11940 50  0000 C CNN
F 2 "" H 38250 11050 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS245" H 38250 11050 50  0001 C CNN
	1    38250 11050
	-1   0    0    -1  
$EndComp
Text Label 39100 10550 2    50   ~ 0
RAM_D0
Wire Wire Line
	38750 10550 39100 10550
Wire Wire Line
	37750 10550 37500 10550
Text Label 37500 10550 0    50   ~ 0
AD0
Text Label 37500 10650 0    50   ~ 0
AD1
Text Label 37500 10750 0    50   ~ 0
AD2
Text Label 37500 10850 0    50   ~ 0
AD3
Text Label 37500 10950 0    50   ~ 0
AD4
Text Label 37500 11050 0    50   ~ 0
AD5
Text Label 37500 11150 0    50   ~ 0
AD6
Text Label 37500 11250 0    50   ~ 0
AD7
Wire Wire Line
	37500 10650 37750 10650
Wire Wire Line
	37750 10750 37500 10750
Wire Wire Line
	37750 10850 37500 10850
Wire Wire Line
	37500 10950 37750 10950
Wire Wire Line
	37750 11050 37500 11050
Wire Wire Line
	37500 11150 37750 11150
Wire Wire Line
	37750 11250 37500 11250
Text Label 39100 10650 2    50   ~ 0
RAM_D1
Text Label 39100 10750 2    50   ~ 0
RAM_D2
Text Label 39100 10850 2    50   ~ 0
RAM_D3
Text Label 39100 10950 2    50   ~ 0
RAM_D4
Text Label 39100 11050 2    50   ~ 0
RAM_D5
Text Label 39100 11150 2    50   ~ 0
RAM_D6
Text Label 39100 11250 2    50   ~ 0
RAM_D7
Wire Wire Line
	38750 10650 39100 10650
Wire Wire Line
	38750 10750 39100 10750
Wire Wire Line
	38750 10850 39100 10850
Wire Wire Line
	39100 10950 38750 10950
Wire Wire Line
	38750 11050 39100 11050
Wire Wire Line
	39100 11150 38750 11150
Wire Wire Line
	38750 11250 39100 11250
Text Notes 40750 10300 0    50   ~ 0
RAM INTERFACE
Text Notes 37550 10350 0    50   ~ 0
DATA BUFFERS
Text Notes 44250 9350 0    50   ~ 0
ADDRESS RAS/CAS MUXES
Text Label 15800 26400 0    50   ~ 0
AD0
Text Label 36450 6400 2    50   ~ 0
AD0
Wire Wire Line
	16450 26400 15800 26400
Wire Wire Line
	36200 6400 36450 6400
Text Label 36450 6500 2    50   ~ 0
AD1
Text Label 36450 6600 2    50   ~ 0
AD2
Text Label 36450 6700 2    50   ~ 0
AD3
Text Label 36450 6800 2    50   ~ 0
AD4
Text Label 36450 6900 2    50   ~ 0
AD5
Text Label 36450 7000 2    50   ~ 0
AD6
Text Label 36450 7100 2    50   ~ 0
AD7
Wire Wire Line
	36450 6500 36200 6500
Wire Wire Line
	36200 6600 36450 6600
Wire Wire Line
	36200 6700 36450 6700
Wire Wire Line
	36450 6800 36200 6800
Wire Wire Line
	36200 6900 36450 6900
Wire Wire Line
	36450 7000 36200 7000
Wire Wire Line
	36200 7100 36450 7100
Text Label 36450 10100 2    50   ~ 0
AD8
Wire Wire Line
	36450 10100 36200 10100
Wire Wire Line
	36450 10200 36200 10200
Wire Wire Line
	36200 10300 36450 10300
Wire Wire Line
	36450 10400 36200 10400
Wire Wire Line
	36200 10500 36450 10500
Wire Wire Line
	36450 10600 36200 10600
Wire Wire Line
	36200 10700 36450 10700
Wire Wire Line
	36450 10800 36200 10800
Text Label 36450 10200 2    50   ~ 0
AD9
Text Label 36450 10300 2    50   ~ 0
AD10
Text Label 36450 10400 2    50   ~ 0
AD11
Text Label 36450 10500 2    50   ~ 0
AD12
Text Label 36450 10600 2    50   ~ 0
AD13
Text Label 36450 10700 2    50   ~ 0
AD14
Text Label 36450 10800 2    50   ~ 0
AD15
Wire Wire Line
	38150 6500 37800 6500
Text Label 37800 6500 0    50   ~ 0
~BHE~_S7
Text Label 15700 25000 0    50   ~ 0
~BHE~_S7
Wire Wire Line
	15700 25000 16450 25000
Text Label 43850 10050 0    50   ~ 0
INT_AD9
Wire Wire Line
	44250 10050 43850 10050
Wire Wire Line
	44250 10350 43850 10350
Wire Wire Line
	44250 10250 43850 10250
Wire Wire Line
	44250 10550 43850 10550
Wire Wire Line
	43850 10650 44250 10650
Wire Wire Line
	44250 10850 43850 10850
Wire Wire Line
	43850 10950 44250 10950
Text Label 43850 10350 0    50   ~ 0
INT_AD10
Text Label 43850 10250 0    50   ~ 0
INT_AD2
Text Label 43850 10550 0    50   ~ 0
INT_AD4
Text Label 43850 10650 0    50   ~ 0
INT_AD12
Text Label 43850 10850 0    50   ~ 0
INT_AD3
Text Label 43850 10950 0    50   ~ 0
INT_AD11
Text Label 43850 12300 0    50   ~ 0
INT_AD5
Text Label 43850 12400 0    50   ~ 0
INT_AD13
Text Label 43850 12600 0    50   ~ 0
INT_AD6
Text Label 43850 12700 0    50   ~ 0
INT_AD14
Wire Wire Line
	43850 12300 44250 12300
Wire Wire Line
	44250 12400 43850 12400
Wire Wire Line
	43850 12600 44250 12600
Wire Wire Line
	44250 12700 43850 12700
Text Label 43850 13200 0    50   ~ 0
INT_AD7
Wire Wire Line
	44250 13200 43850 13200
Text Label 43850 13300 0    50   ~ 0
INT_AD15
Wire Wire Line
	44250 13300 43850 13300
Wire Wire Line
	44050 15450 44650 15450
Text Label 44200 15450 0    50   ~ 0
RAM_A7_ALT
Text Label 43750 13000 0    50   ~ 0
RAM_A7_ALT
Wire Wire Line
	44250 13000 43750 13000
$Comp
L 74xx:74LS32 U24
U 4 1 74BE1751
P 31150 23400
F 0 "U24" H 31150 23083 50  0000 C CNN
F 1 "74LS32" H 31150 23174 50  0000 C CNN
F 2 "" H 31150 23400 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 31150 23400 50  0001 C CNN
	4    31150 23400
	1    0    0    -1  
$EndComp
Text Label 40050 6500 2    50   ~ 0
READY_8086
Wire Wire Line
	39550 6500 40050 6500
Text Label 40050 6300 2    50   ~ 0
CLK
Wire Wire Line
	6950 1650 7100 1650
Text Label 32100 12400 0    50   ~ 0
INT_S2#
Text Label 8850 10150 2    50   ~ 0
INT_S2#
Wire Bus Line
	31900 8500 31900 11800
Wire Bus Line
	31900 11800 32050 11800
Wire Bus Line
	32050 11800 32050 12100
Wire Bus Line
	32000 10550 32000 7600
Wire Bus Line
	34700 12550 34700 4300
Wire Bus Line
	34700 4300 31950 4300
Wire Bus Line
	31950 4300 31950 7300
Wire Bus Line
	36650 8850 36650 4300
Wire Bus Line
	36650 4300 37700 4300
Wire Bus Line
	37700 4300 37700 7300
Wire Bus Line
	36600 12550 36600 9850
Wire Bus Line
	36600 9850 37700 9850
Wire Bus Line
	37700 9850 37700 7400
Wire Wire Line
	44250 11150 43550 11150
$Comp
L Device:Jumper_NO_Small JP4
U 1 1 778F6E8D
P 17250 14750
F 0 "JP4" H 17400 14800 50  0000 C CNN
F 1 "S" H 17100 14800 50  0000 C CNN
F 2 "" H 17250 14750 50  0001 C CNN
F 3 "~" H 17250 14750 50  0001 C CNN
	1    17250 14750
	1    0    0    -1  
$EndComp
$Comp
L Device:Jumper_NO_Small JP3
U 1 1 778F6E97
P 17250 14650
F 0 "JP3" H 17400 14700 50  0000 C CNN
F 1 "F" H 17100 14700 50  0000 C CNN
F 2 "" H 17250 14650 50  0001 C CNN
F 3 "~" H 17250 14650 50  0001 C CNN
	1    17250 14650
	1    0    0    -1  
$EndComp
Wire Wire Line
	17350 14750 17650 14750
Wire Wire Line
	17350 14650 17650 14650
Wire Wire Line
	44250 13500 43550 13500
Wire Wire Line
	44250 11250 44200 11250
Wire Wire Line
	44200 11250 44200 11300
$Comp
L power:GND #PWR0136
U 1 1 77FDC585
P 44200 11300
F 0 "#PWR0136" H 44200 11050 50  0001 C CNN
F 1 "GND" H 44205 11127 50  0000 C CNN
F 2 "" H 44200 11300 50  0001 C CNN
F 3 "" H 44200 11300 50  0001 C CNN
	1    44200 11300
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0137
U 1 1 77FDF398
P 44200 13650
F 0 "#PWR0137" H 44200 13400 50  0001 C CNN
F 1 "GND" H 44205 13477 50  0000 C CNN
F 2 "" H 44200 13650 50  0001 C CNN
F 3 "" H 44200 13650 50  0001 C CNN
	1    44200 13650
	1    0    0    -1  
$EndComp
Wire Wire Line
	44200 13650 44200 13600
Wire Wire Line
	44200 13600 44250 13600
$Comp
L 74xx:74LS32 U46
U 1 1 780C9618
P 15550 14650
F 0 "U46" H 15550 14975 50  0000 C CNN
F 1 "74LS32" H 15550 14884 50  0000 C CNN
F 2 "" H 15550 14650 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 15550 14650 50  0001 C CNN
	1    15550 14650
	1    0    0    -1  
$EndComp
Text Label 16600 14750 0    50   ~ 0
RAM_TIM_2S
Wire Wire Line
	15250 14550 15200 14550
Wire Wire Line
	15200 14550 15200 14650
Wire Wire Line
	15200 14750 15250 14750
Wire Wire Line
	15200 14650 15050 14650
Connection ~ 15200 14650
Wire Wire Line
	15200 14650 15200 14750
$Comp
L 74xx:74LS04 U38
U 4 1 7852CFCB
P 14750 14650
F 0 "U38" H 14750 14967 50  0000 C CNN
F 1 "74LS04" H 14750 14876 50  0000 C CNN
F 2 "" H 14750 14650 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 14750 14650 50  0001 C CNN
	4    14750 14650
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS04 U45
U 3 1 785306E2
P 13950 14650
F 0 "U45" H 13950 14350 50  0000 C CNN
F 1 "74F04" H 13950 14450 50  0000 C CNN
F 2 "" H 13950 14650 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 13950 14650 50  0001 C CNN
	3    13950 14650
	1    0    0    1   
$EndComp
Wire Wire Line
	14250 14650 14300 14650
Wire Wire Line
	14300 14650 14300 14250
Connection ~ 14300 14650
Wire Wire Line
	14300 14650 14450 14650
Wire Wire Line
	14300 14250 16350 14250
Text Label 16350 14250 2    50   ~ 0
RAS012#
$Comp
L 74xx:74LS04 U7
U 4 1 788C2F8D
P 13950 14150
F 0 "U7" H 13950 14467 50  0000 C CNN
F 1 "74F04" H 13950 14376 50  0000 C CNN
F 2 "" H 13950 14150 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 13950 14150 50  0001 C CNN
	4    13950 14150
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS00 U10
U 4 1 789AAE85
P 16050 10800
F 0 "U10" H 16050 11125 50  0000 C CNN
F 1 "74F00" H 16050 11034 50  0000 C CNN
F 2 "" H 16050 10800 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 16050 10800 50  0001 C CNN
	4    16050 10800
	1    0    0    -1  
$EndComp
Text Label 13050 10600 0    50   ~ 0
RAM_RAS
Text Label 16600 14650 0    50   ~ 0
RAM_TIM_2F
Wire Wire Line
	14250 14150 16350 14150
Text Label 16350 14150 2    50   ~ 0
RAS34P#
$Comp
L 74xx:74LS04 U7
U 6 1 792C4FE2
P 20200 24850
F 0 "U7" H 20200 25167 50  0000 C CNN
F 1 "74F04" H 20200 25076 50  0000 C CNN
F 2 "" H 20200 24850 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 20200 24850 50  0001 C CNN
	6    20200 24850
	1    0    0    -1  
$EndComp
Text Label 19950 24400 0    50   ~ 0
RAM_SEL1
Wire Wire Line
	20500 24850 20550 24850
$Comp
L 74xx:74LS00 U25
U 1 1 79B4892B
P 21600 24850
F 0 "U25" H 21600 24533 50  0000 C CNN
F 1 "74LS00" H 21600 24624 50  0000 C CNN
F 2 "" H 21600 24850 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 21600 24850 50  0001 C CNN
	1    21600 24850
	1    0    0    1   
$EndComp
Wire Wire Line
	21300 24750 21200 24750
$Comp
L 74xx:74LS00 U25
U 2 1 79E21ACB
P 21600 25400
F 0 "U25" H 21600 25083 50  0000 C CNN
F 1 "74LS00" H 21600 25174 50  0000 C CNN
F 2 "" H 21600 25400 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 21600 25400 50  0001 C CNN
	2    21600 25400
	1    0    0    1   
$EndComp
Wire Wire Line
	21300 25300 21200 25300
Wire Wire Line
	21200 24750 21150 24750
$Comp
L 74xx:74LS32 U26
U 2 1 7A011070
P 17200 11400
F 0 "U26" H 17200 11083 50  0000 C CNN
F 1 "74LS32" H 17200 11174 50  0000 C CNN
F 2 "" H 17200 11400 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 17200 11400 50  0001 C CNN
	2    17200 11400
	1    0    0    1   
$EndComp
Wire Wire Line
	16900 11500 16700 11500
Wire Wire Line
	16700 11500 16700 10000
Wire Wire Line
	16700 10000 16750 10000
Wire Wire Line
	15950 8050 16700 8050
Connection ~ 16700 10000
Wire Wire Line
	16100 8250 16100 8500
Connection ~ 16100 8250
Wire Wire Line
	16100 8250 15950 8250
$Comp
L 74xx:74LS32 U46
U 3 1 7A407396
P 14300 23600
F 0 "U46" H 14300 23925 50  0000 C CNN
F 1 "74LS32" H 14300 23834 50  0000 C CNN
F 2 "" H 14300 23600 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 14300 23600 50  0001 C CNN
	3    14300 23600
	1    0    0    -1  
$EndComp
Wire Wire Line
	14000 23700 13400 23700
$Comp
L 74xx:74LS257 U49
U 1 1 7A60B12B
P 18850 23600
F 0 "U49" H 18850 24681 50  0000 C CNN
F 1 "74LS257" H 18850 24590 50  0000 C CNN
F 2 "" H 18850 23600 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS257" H 18850 23600 50  0001 C CNN
	1    18850 23600
	1    0    0    -1  
$EndComp
Wire Wire Line
	17800 24200 18350 24200
Wire Wire Line
	7000 7150 6900 7150
Text Label 6400 7150 0    50   ~ 0
ISA_TO_INTBUS#
Text Label 17800 24200 0    50   ~ 0
ISA_TO_INTBUS#
Text Label 13400 23700 0    50   ~ 0
ISA_TO_INTBUS#
Text Label 19300 11400 2    50   ~ 0
ISA_TO_INTBUS#
Wire Wire Line
	17500 11400 17850 11400
NoConn ~ 14550 10400
Wire Wire Line
	13550 12550 13050 12550
Wire Wire Line
	13050 12550 13050 11700
Wire Wire Line
	13050 11700 14800 11700
Wire Wire Line
	14800 11700 14800 10600
Wire Wire Line
	14800 10600 14550 10600
Wire Wire Line
	11800 7700 11800 7800
Wire Wire Line
	11800 7800 14900 7800
Wire Wire Line
	14900 7800 14900 8750
Connection ~ 14900 8750
Wire Wire Line
	14900 8750 14750 8750
Wire Wire Line
	12100 7300 12700 7300
Wire Wire Line
	14900 8750 15650 8750
Text Label 13200 12350 0    50   ~ 0
RAM_RAS
Wire Wire Line
	14550 12550 14700 12550
NoConn ~ 14550 12650
NoConn ~ 14550 12850
NoConn ~ 14550 12950
NoConn ~ 14550 13050
NoConn ~ 13550 12950
Text Label 13000 14650 0    50   ~ 0
RAM_RAS
Wire Wire Line
	13500 14650 13500 14150
Connection ~ 13500 14650
Wire Wire Line
	13500 14650 13650 14650
Wire Wire Line
	13500 14150 13650 14150
Wire Wire Line
	17450 10100 17350 10100
Connection ~ 17450 10100
Wire Wire Line
	12300 11100 12300 8850
Connection ~ 12300 11100
Wire Wire Line
	12300 11100 12650 11100
Wire Wire Line
	12300 8850 14150 8850
Wire Wire Line
	14000 23500 13400 23500
$Comp
L 74xx:74LS32 U24
U 1 1 62111372
P 27650 23700
F 0 "U24" H 27650 23383 50  0000 C CNN
F 1 "74LS32" H 27650 23474 50  0000 C CNN
F 2 "" H 27650 23700 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 27650 23700 50  0001 C CNN
	1    27650 23700
	1    0    0    1   
$EndComp
$Comp
L 74xx:74LS32 U24
U 2 1 62112043
P 27650 25200
F 0 "U24" H 27650 24883 50  0000 C CNN
F 1 "74LS32" H 27650 24974 50  0000 C CNN
F 2 "" H 27650 25200 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 27650 25200 50  0001 C CNN
	2    27650 25200
	1    0    0    1   
$EndComp
Wire Wire Line
	26750 22200 26850 22200
Wire Wire Line
	26850 23800 27350 23800
Wire Wire Line
	26850 25300 27350 25300
$Comp
L 74xx:74LS00 U63
U 3 1 62333E43
P 15250 23600
F 0 "U63" H 15250 23925 50  0000 C CNN
F 1 "74LS00" H 15250 23834 50  0000 C CNN
F 2 "" H 15250 23600 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 15250 23600 50  0001 C CNN
	3    15250 23600
	1    0    0    -1  
$EndComp
Wire Wire Line
	14950 23500 14900 23500
Wire Wire Line
	14900 23500 14900 23600
Wire Wire Line
	14900 23700 14950 23700
Connection ~ 14900 23600
Wire Wire Line
	14900 23600 14900 23700
$Comp
L 74xx:74LS00 U63
U 1 1 6255907A
P 16800 23350
F 0 "U63" H 16800 23675 50  0000 C CNN
F 1 "74LS00" H 16800 23584 50  0000 C CNN
F 2 "" H 16800 23350 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 16800 23350 50  0001 C CNN
	1    16800 23350
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS00 U63
U 2 1 62559C44
P 16800 23900
F 0 "U63" H 16800 24225 50  0000 C CNN
F 1 "74LS00" H 16800 24134 50  0000 C CNN
F 2 "" H 16800 23900 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 16800 23900 50  0001 C CNN
	2    16800 23900
	1    0    0    -1  
$EndComp
Wire Wire Line
	15550 23600 15650 23600
Wire Wire Line
	15650 23600 15650 23250
Wire Wire Line
	15650 23250 16500 23250
Wire Wire Line
	16500 23800 15650 23800
Wire Wire Line
	15650 23800 15650 23600
Connection ~ 15650 23600
Wire Wire Line
	16500 23450 15800 23450
Wire Wire Line
	16500 24000 16450 24000
Connection ~ 15800 24000
Wire Wire Line
	15800 24000 15850 24000
Wire Wire Line
	15800 23450 15800 24000
Wire Wire Line
	18350 23600 17600 23600
Wire Wire Line
	17600 23600 17600 23350
Wire Wire Line
	41250 7200 40800 7200
Text Label 40950 6200 0    50   ~ 0
RAM_D8
Wire Wire Line
	40950 6200 41250 6200
Wire Wire Line
	41250 6300 40950 6300
Text Label 40950 6300 0    50   ~ 0
RAM_D9
Wire Wire Line
	41250 6400 40950 6400
Wire Wire Line
	40950 6500 41250 6500
Wire Wire Line
	41250 6600 40950 6600
Wire Wire Line
	40950 6700 41250 6700
Wire Wire Line
	41250 6800 40950 6800
Wire Wire Line
	40950 6900 41250 6900
Text Label 40950 6400 0    50   ~ 0
RAM_D10
Text Label 40950 6500 0    50   ~ 0
RAM_D11
Text Label 40950 6600 0    50   ~ 0
RAM_D12
Text Label 40950 6700 0    50   ~ 0
RAM_D13
Text Label 40950 6800 0    50   ~ 0
RAM_D14
Text Label 40950 6900 0    50   ~ 0
RAM_D15
Wire Wire Line
	42250 6200 42600 6200
Text Label 42600 6200 2    50   ~ 0
ISA_D0
Wire Wire Line
	42250 6300 42600 6300
Text Label 42600 6300 2    50   ~ 0
ISA_D1
Wire Wire Line
	42250 6400 42600 6400
Text Label 42600 6400 2    50   ~ 0
ISA_D2
Wire Wire Line
	42250 6500 42600 6500
Text Label 42600 6500 2    50   ~ 0
ISA_D3
Wire Wire Line
	42250 6600 42600 6600
Text Label 42600 6600 2    50   ~ 0
ISA_D4
Wire Wire Line
	42250 6700 42600 6700
Text Label 42600 6700 2    50   ~ 0
ISA_D5
Wire Wire Line
	42250 6800 42600 6800
Text Label 42600 6800 2    50   ~ 0
ISA_D6
Wire Wire Line
	42250 6900 42600 6900
Text Label 42600 6900 2    50   ~ 0
ISA_D7
Text Label 40950 8400 0    50   ~ 0
RAM_D0
Wire Wire Line
	41250 8400 40950 8400
Text Label 40950 8500 0    50   ~ 0
RAM_D1
Text Label 40950 8600 0    50   ~ 0
RAM_D2
Text Label 40950 8700 0    50   ~ 0
RAM_D3
Text Label 40950 8800 0    50   ~ 0
RAM_D4
Text Label 40950 8900 0    50   ~ 0
RAM_D5
Wire Wire Line
	41250 8900 40950 8900
Wire Wire Line
	40950 8800 41250 8800
Wire Wire Line
	41250 8700 40950 8700
Wire Wire Line
	40950 8600 41250 8600
Wire Wire Line
	41250 8500 40950 8500
Text Label 40950 9000 0    50   ~ 0
RAM_D6
Text Label 40950 9100 0    50   ~ 0
RAM_D7
Wire Wire Line
	40950 9000 41250 9000
Wire Wire Line
	40950 9100 41250 9100
Wire Wire Line
	42250 8400 42600 8400
Text Label 42600 8400 2    50   ~ 0
ISA_D0
Wire Wire Line
	42250 8500 42600 8500
Text Label 42600 8500 2    50   ~ 0
ISA_D1
Wire Wire Line
	42250 8600 42600 8600
Text Label 42600 8600 2    50   ~ 0
ISA_D2
Wire Wire Line
	42250 8700 42600 8700
Text Label 42600 8700 2    50   ~ 0
ISA_D3
Wire Wire Line
	42250 8800 42600 8800
Text Label 42600 8800 2    50   ~ 0
ISA_D4
Wire Wire Line
	42250 8900 42600 8900
Text Label 42600 8900 2    50   ~ 0
ISA_D5
Wire Wire Line
	42250 9000 42600 9000
Text Label 42600 9000 2    50   ~ 0
ISA_D6
Wire Wire Line
	42250 9100 42600 9100
Text Label 42600 9100 2    50   ~ 0
ISA_D7
Wire Wire Line
	40800 9400 41250 9400
Text Label 40800 7200 0    50   ~ 0
ISA_MEMH
Text Label 40800 9400 0    50   ~ 0
ISA_MEML
Text Label 17200 23900 0    50   ~ 0
ISA_MEML
Text Label 17200 23350 0    50   ~ 0
ISA_MEMH
Wire Wire Line
	17100 23900 18350 23900
Wire Wire Line
	17100 23350 17600 23350
Text Label 44350 22600 2    50   ~ 0
RAM_SEL1
Wire Wire Line
	27350 23600 27000 23600
Text Label 27000 23600 0    50   ~ 0
RAM_DP0
Wire Wire Line
	27350 25100 27000 25100
Text Label 27000 25100 0    50   ~ 0
RAM_DP1
$Comp
L 74xx:74LS125 U44
U 4 1 68FF4ECD
P 29800 22900
F 0 "U44" H 29800 23217 50  0000 C CNN
F 1 "74LS125" H 29800 23126 50  0000 C CNN
F 2 "" H 29800 22900 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS125" H 29800 22900 50  0001 C CNN
	4    29800 22900
	1    0    0    -1  
$EndComp
Wire Wire Line
	30100 22900 30450 22900
Text Label 30450 22900 2    50   ~ 0
RAM_DP0
$Comp
L 74xx:74LS125 U44
U 3 1 6912A4C7
P 29800 24400
F 0 "U44" H 29800 24717 50  0000 C CNN
F 1 "74LS125" H 29800 24626 50  0000 C CNN
F 2 "" H 29800 24400 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS125" H 29800 24400 50  0001 C CNN
	3    29800 24400
	1    0    0    -1  
$EndComp
Wire Wire Line
	30100 24400 30550 24400
Text Label 30550 24400 2    50   ~ 0
RAM_DP1
$Comp
L 74xx:74LS125 U44
U 2 1 6925CAA5
P 30450 1300
F 0 "U44" H 30450 1617 50  0000 C CNN
F 1 "74LS125" H 30450 1526 50  0000 C CNN
F 2 "" H 30450 1300 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS125" H 30450 1300 50  0001 C CNN
	2    30450 1300
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0138
U 1 1 6925D31E
P 30450 1550
F 0 "#PWR0138" H 30450 1300 50  0001 C CNN
F 1 "GND" H 30455 1377 50  0000 C CNN
F 2 "" H 30450 1550 50  0001 C CNN
F 3 "" H 30450 1550 50  0001 C CNN
	1    30450 1550
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS280 U35
U 1 1 695EC524
P 28800 23300
F 0 "U35" H 28950 24000 50  0000 C CNN
F 1 "74F280" H 29050 23900 50  0000 C CNN
F 2 "" H 28800 23300 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS280" H 28800 23300 50  0001 C CNN
	1    28800 23300
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS280 U33
U 1 1 6986143B
P 28800 24800
F 0 "U33" H 29050 25500 50  0000 C CNN
F 1 "74F280" H 29100 25400 50  0000 C CNN
F 2 "" H 28800 24800 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS280" H 28800 24800 50  0001 C CNN
	1    28800 24800
	1    0    0    -1  
$EndComp
Text Label 28000 22900 0    50   ~ 0
RAM_D0
Wire Wire Line
	28300 22900 28000 22900
Text Label 28000 23000 0    50   ~ 0
RAM_D1
Text Label 28000 23100 0    50   ~ 0
RAM_D2
Text Label 28000 23200 0    50   ~ 0
RAM_D3
Text Label 28000 23300 0    50   ~ 0
RAM_D4
Text Label 28000 23400 0    50   ~ 0
RAM_D5
Wire Wire Line
	28300 23400 28000 23400
Wire Wire Line
	28000 23300 28300 23300
Wire Wire Line
	28300 23200 28000 23200
Wire Wire Line
	28000 23100 28300 23100
Wire Wire Line
	28300 23000 28000 23000
Text Label 28000 23500 0    50   ~ 0
RAM_D6
Text Label 28000 23600 0    50   ~ 0
RAM_D7
Wire Wire Line
	28000 23500 28300 23500
Wire Wire Line
	28000 23600 28300 23600
Text Label 28000 24400 0    50   ~ 0
RAM_D8
Wire Wire Line
	28000 24400 28300 24400
Wire Wire Line
	28300 24500 28000 24500
Text Label 28000 24500 0    50   ~ 0
RAM_D9
Wire Wire Line
	28300 24600 28000 24600
Wire Wire Line
	28000 24700 28300 24700
Wire Wire Line
	28300 24800 28000 24800
Wire Wire Line
	28000 24900 28300 24900
Wire Wire Line
	28300 25000 28000 25000
Wire Wire Line
	28000 25100 28300 25100
Text Label 28000 24600 0    50   ~ 0
RAM_D10
Text Label 28000 24700 0    50   ~ 0
RAM_D11
Text Label 28000 24800 0    50   ~ 0
RAM_D12
Text Label 28000 24900 0    50   ~ 0
RAM_D13
Text Label 28000 25000 0    50   ~ 0
RAM_D14
Text Label 28000 25100 0    50   ~ 0
RAM_D15
Wire Wire Line
	29300 22900 29500 22900
Wire Wire Line
	29500 24400 29300 24400
Wire Wire Line
	29300 23100 29400 23100
Wire Wire Line
	29400 23100 29400 23300
Wire Wire Line
	29400 23300 30850 23300
Wire Wire Line
	30850 23500 30750 23500
Wire Wire Line
	30750 23500 30750 24750
Wire Wire Line
	30750 24750 29400 24750
Wire Wire Line
	29400 24750 29400 24600
Wire Wire Line
	29400 24600 29300 24600
Wire Wire Line
	29800 24650 29800 24950
Wire Wire Line
	29800 24950 30250 24950
Text Label 30250 24950 2    50   ~ 0
WRITEH#
Text Label 30250 23200 2    50   ~ 0
WRITEL#
Wire Wire Line
	29800 23150 29800 23200
Wire Wire Line
	29800 23200 30250 23200
Wire Wire Line
	28300 22200 28250 22200
Wire Wire Line
	28250 22200 28250 22300
Wire Wire Line
	28250 22400 28300 22400
$Comp
L 74xx:74LS32 U26
U 1 1 6CFA5218
P 27850 22300
F 0 "U26" H 27850 22625 50  0000 C CNN
F 1 "74LS32" H 27850 22534 50  0000 C CNN
F 2 "" H 27850 22300 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 27850 22300 50  0001 C CNN
	1    27850 22300
	1    0    0    -1  
$EndComp
Wire Wire Line
	28250 22300 28150 22300
Wire Wire Line
	26850 23800 26850 22200
Connection ~ 26850 23800
Wire Wire Line
	26850 22200 27550 22200
Text Label 16150 8750 2    50   ~ 0
ISA_INT_RST
Text Label 11900 7800 0    50   ~ 0
ISA_INT_RST
Text Label 26950 22400 0    50   ~ 0
ISA_INT_RST
Wire Wire Line
	26950 22400 27550 22400
Wire Wire Line
	31950 23800 31950 25050
Wire Wire Line
	31950 25050 31900 25050
Wire Wire Line
	44050 15250 44650 15250
Text Label 44650 15250 2    50   ~ 0
PARITY_RESET
Text Label 30800 24950 0    50   ~ 0
PARITY_RESET
Wire Wire Line
	31300 24950 30800 24950
Text Notes 28450 21750 0    50   ~ 0
PARITY CIRCUIT
NoConn ~ 18350 23000
NoConn ~ 18350 23100
NoConn ~ 19350 23000
NoConn ~ 18350 23300
NoConn ~ 19350 23300
NoConn ~ 18350 23400
Wire Wire Line
	18350 23700 17600 23700
Wire Wire Line
	17600 23700 17600 25000
Wire Wire Line
	17600 25000 17050 25000
Wire Wire Line
	17600 25000 18650 25000
Connection ~ 17600 25000
$Comp
L 74xx:74LS32 U42
U 3 1 6EEAF922
P 21600 27750
F 0 "U42" H 21600 28075 50  0000 C CNN
F 1 "74LS32" H 21600 27984 50  0000 C CNN
F 2 "" H 21600 27750 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 21600 27750 50  0001 C CNN
	3    21600 27750
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS32 U20
U 2 1 6EEB444B
P 19950 26400
F 0 "U20" H 19950 26725 50  0000 C CNN
F 1 "74F32" H 19950 26634 50  0000 C CNN
F 2 "" H 19950 26400 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 19950 26400 50  0001 C CNN
	2    19950 26400
	1    0    0    -1  
$EndComp
Wire Wire Line
	19650 26500 18650 26500
Wire Wire Line
	18650 26500 18650 25000
Wire Wire Line
	17050 25200 18350 25200
Wire Wire Line
	18350 25200 18350 26050
Text Label 25700 22300 0    50   ~ 0
RAM_SEL1#
Wire Wire Line
	43900 23000 44350 23000
Text Label 44350 23000 2    50   ~ 0
RAM_SEL1#
Wire Wire Line
	25700 22300 26150 22300
Text Label 13400 23500 0    50   ~ 0
RAM_SEL1#
Wire Notes Line
	25450 21400 35650 21400
Wire Notes Line
	35650 21400 35650 26650
Wire Notes Line
	35650 26650 25450 26650
Wire Notes Line
	25450 26650 25450 21400
Wire Wire Line
	21300 25500 21200 25500
Wire Wire Line
	21200 25500 21200 26050
Wire Wire Line
	18350 26050 21200 26050
$Comp
L 74xx:74LS00 U63
U 4 1 7064F5A3
P 21600 25950
F 0 "U63" H 21600 26275 50  0000 C CNN
F 1 "74LS00" H 21600 26184 50  0000 C CNN
F 2 "" H 21600 25950 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 21600 25950 50  0001 C CNN
	4    21600 25950
	1    0    0    -1  
$EndComp
Wire Wire Line
	21300 26050 21200 26050
Connection ~ 21200 26050
Wire Wire Line
	18350 24000 17700 24000
Wire Wire Line
	17700 24000 17700 26400
Wire Wire Line
	17700 26400 17050 26400
Wire Wire Line
	16800 27200 16750 27200
Wire Wire Line
	16750 27200 16750 26850
$Comp
L 74xx:74LS08 U3
U 1 1 70EA5F27
P 17100 27100
F 0 "U3" H 17100 27425 50  0000 C CNN
F 1 "74F08" H 17100 27334 50  0000 C CNN
F 2 "" H 17100 27100 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 17100 27100 50  0001 C CNN
	1    17100 27100
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS00 U10
U 2 1 7100B159
P 15000 26000
F 0 "U10" H 15000 26325 50  0000 C CNN
F 1 "74F00" H 15000 26234 50  0000 C CNN
F 2 "" H 15000 26000 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 15000 26000 50  0001 C CNN
	2    15000 26000
	1    0    0    -1  
$EndComp
Wire Wire Line
	15300 26000 15550 26000
Wire Wire Line
	16750 24800 16750 24700
Wire Wire Line
	16750 24700 15550 24700
Wire Wire Line
	15550 24700 15550 26000
Wire Wire Line
	15550 26850 16750 26850
Connection ~ 16750 26850
Wire Wire Line
	16750 26850 16750 26800
Wire Wire Line
	14700 25900 14500 25900
Wire Wire Line
	14500 26500 14600 26500
Wire Wire Line
	14600 26500 14600 26100
Wire Wire Line
	14600 26100 14700 26100
Wire Wire Line
	18750 9800 18250 9800
Wire Wire Line
	13500 26000 13900 26000
Text Label 13500 26000 0    50   ~ 0
INT_S2#
Text Label 18250 9800 0    50   ~ 0
INT_S2#
Wire Wire Line
	14600 23600 14900 23600
Wire Wire Line
	13900 26400 13350 26400
Wire Wire Line
	13350 26900 13900 26900
Wire Wire Line
	13350 26400 13350 26900
$Comp
L 74xx:74LS08 U3
U 4 1 734FE96C
P 37700 23300
F 0 "U3" H 37700 23625 50  0000 C CNN
F 1 "74F08" H 37700 23534 50  0000 C CNN
F 2 "" H 37700 23300 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 37700 23300 50  0001 C CNN
	4    37700 23300
	1    0    0    -1  
$EndComp
Wire Wire Line
	37400 23200 37050 23200
Wire Wire Line
	13500 26600 13900 26600
Wire Wire Line
	18750 9600 18250 9600
Text Label 18250 9600 0    50   ~ 0
INT_S0#
Text Label 13500 26600 0    50   ~ 0
INT_S0#
Text Label 42500 15150 0    50   ~ 0
INT_S0#
Wire Wire Line
	42500 15150 43050 15150
Wire Wire Line
	8000 9950 8850 9950
Text Label 8850 9950 2    50   ~ 0
INT_S0#
Wire Wire Line
	32600 12200 32100 12200
Text Label 32100 12200 0    50   ~ 0
INT_S0#
Text Label 37050 23200 0    50   ~ 0
INT_S0#
Text Label 6250 10850 0    50   ~ 0
ISA_TO_INTBUS#
Wire Wire Line
	7000 9000 6950 9000
Text Label 6300 9000 0    50   ~ 0
ISA_TO_INTBUS#
Wire Wire Line
	6950 9000 6950 9100
Wire Wire Line
	6950 9100 7000 9100
Connection ~ 6950 9000
Wire Wire Line
	6950 9000 6300 9000
Wire Wire Line
	7000 7250 6900 7250
Wire Wire Line
	6900 7250 6900 7150
Connection ~ 6900 7150
Wire Wire Line
	6900 7150 6400 7150
Text Label 32200 25050 2    50   ~ 0
UNK1
Text Label 17800 24300 0    50   ~ 0
UNK1
Wire Wire Line
	17800 24300 18350 24300
Wire Wire Line
	19350 23600 19700 23600
Wire Wire Line
	19350 23900 19700 23900
Wire Wire Line
	15650 8750 16150 8750
Connection ~ 15650 8750
Text Label 19700 23600 2    50   ~ 0
WRITEH#
Text Label 19700 23900 2    50   ~ 0
WRITEL#
Text Label 21550 9600 2    50   ~ 0
UNK2
Text Label 21100 28200 0    50   ~ 0
UNK2
Wire Wire Line
	21100 28200 21300 28200
$Comp
L 74xx:74LS32 U42
U 2 1 757B8E35
P 21600 28300
F 0 "U42" H 21600 28625 50  0000 C CNN
F 1 "74LS32" H 21600 28534 50  0000 C CNN
F 2 "" H 21600 28300 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 21600 28300 50  0001 C CNN
	2    21600 28300
	1    0    0    -1  
$EndComp
Wire Wire Line
	19650 26300 19150 26300
Wire Wire Line
	19250 11150 18550 11150
$Comp
L 74xx:74LS04 U38
U 6 1 75ACEF7B
P 18250 11150
F 0 "U38" H 18250 11467 50  0000 C CNN
F 1 "74LS04" H 18250 11376 50  0000 C CNN
F 2 "" H 18250 11150 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 18250 11150 50  0001 C CNN
	6    18250 11150
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS32 U42
U 1 1 75AD25AC
P 21600 27200
F 0 "U42" H 21600 27525 50  0000 C CNN
F 1 "74LS32" H 21600 27434 50  0000 C CNN
F 2 "" H 21600 27200 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 21600 27200 50  0001 C CNN
	1    21600 27200
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS32 U43
U 1 1 75C670C3
P 21600 28850
F 0 "U43" H 21600 28533 50  0000 C CNN
F 1 "74LS32" H 21600 28624 50  0000 C CNN
F 2 "" H 21600 28850 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 21600 28850 50  0001 C CNN
	1    21600 28850
	1    0    0    1   
$EndComp
$Comp
L 74xx:74LS32 U43
U 3 1 75C67A4F
P 20600 28400
F 0 "U43" H 20600 28083 50  0000 C CNN
F 1 "74LS32" H 20600 28174 50  0000 C CNN
F 2 "" H 20600 28400 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 20600 28400 50  0001 C CNN
	3    20600 28400
	1    0    0    1   
$EndComp
Wire Wire Line
	19800 28500 20300 28500
Text Label 34200 10950 2    50   ~ 0
8086_TO_INT
Text Label 34200 12800 2    50   ~ 0
8086_TO_INT
Text Label 19250 11150 2    50   ~ 0
8086_TO_INT
Wire Wire Line
	20800 28750 21300 28750
Text Label 19800 28500 0    50   ~ 0
8086_TO_INT
Text Label 20800 28750 0    50   ~ 0
8086_TO_INT
Text Label 19150 26300 0    50   ~ 0
8086_TO_INT
Wire Wire Line
	17850 11150 17850 11400
Wire Wire Line
	17850 11150 17950 11150
Connection ~ 17850 11400
Wire Wire Line
	17850 11400 19300 11400
Wire Wire Line
	21300 27100 21150 27100
Connection ~ 17700 26400
Wire Wire Line
	21900 27200 22550 27200
Wire Wire Line
	35200 7400 34800 7400
Text Label 34800 7400 0    50   ~ 0
INTAD_TO_8086
Text Label 22550 27200 2    50   ~ 0
INTAD_TO_8086
Wire Wire Line
	21900 27750 22650 27750
Wire Wire Line
	35200 11100 34750 11100
Text Label 34750 11100 0    50   ~ 0
INTADH_TO_8086
Text Label 22650 27750 2    50   ~ 0
INTADH_TO_8086
$Comp
L 74xx:74LS32 U42
U 4 1 798099CA
P 21600 26500
F 0 "U42" H 21600 26825 50  0000 C CNN
F 1 "74LS32" H 21600 26734 50  0000 C CNN
F 2 "" H 21600 26500 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 21600 26500 50  0001 C CNN
	4    21600 26500
	1    0    0    -1  
$EndComp
Text Label 21550 9700 2    50   ~ 0
UNK3
Text Label 20950 26600 0    50   ~ 0
UNK3
Wire Wire Line
	21300 26600 20950 26600
Wire Wire Line
	21900 26500 22450 26500
Wire Wire Line
	36200 12950 36700 12950
Text Label 36700 12950 2    50   ~ 0
ADHBUFFER
Text Label 22450 26500 2    50   ~ 0
ADHBUFFER
Wire Wire Line
	17050 26600 20700 26600
Wire Wire Line
	20700 26600 20700 25850
Wire Wire Line
	20700 25850 21300 25850
Connection ~ 20700 25850
Wire Wire Line
	21300 24950 20700 24950
Wire Wire Line
	21200 25300 21200 24750
Connection ~ 21200 24750
Wire Wire Line
	20450 24650 20450 24400
Wire Wire Line
	20450 24400 19950 24400
Wire Wire Line
	20450 24650 20550 24650
Wire Wire Line
	20700 24950 20700 25850
Wire Wire Line
	20250 26400 21300 26400
Wire Wire Line
	21300 27650 18650 27650
Wire Wire Line
	18650 27650 18650 26500
Connection ~ 18650 26500
Wire Wire Line
	21300 27850 21150 27850
Wire Wire Line
	21150 27850 21150 27100
Connection ~ 21150 27100
Wire Wire Line
	17400 27100 21150 27100
Wire Wire Line
	21300 27300 17700 27300
Wire Wire Line
	17700 26400 17700 27300
Wire Wire Line
	21900 24850 22500 24850
Wire Wire Line
	38750 11550 39350 11550
Text Label 39350 11550 2    50   ~ 0
8086_RAM_OP
Text Label 22500 24850 2    50   ~ 0
8086_RAM_OP
Wire Wire Line
	21900 25400 22500 25400
Wire Wire Line
	38750 13500 39400 13500
Text Label 39400 13500 2    50   ~ 0
8086_RAM_OPH
Text Label 22500 25400 2    50   ~ 0
8086_RAM_OPH
Wire Wire Line
	21900 25950 22450 25950
Wire Wire Line
	18750 9900 18250 9900
Text Label 18250 9900 0    50   ~ 0
HIGH_BYTE
Text Label 22450 25950 2    50   ~ 0
HIGH_BYTE
Wire Wire Line
	13350 26400 12850 26400
Connection ~ 13350 26400
Text Label 12850 26400 0    50   ~ 0
U1_PAL_OE#
Wire Wire Line
	17450 10100 18100 10100
Text Label 18100 10100 2    50   ~ 0
TIMING_UNK2
Text Label 19350 24850 0    50   ~ 0
TIMING_UNK2
Wire Wire Line
	19350 24850 19900 24850
Text Notes 18000 22300 0    50   ~ 0
DATA PATH CONTROLS
$Comp
L power:VCC #PWR0139
U 1 1 64F28FE1
P 36200 5450
F 0 "#PWR0139" H 36200 5300 50  0001 C CNN
F 1 "VCC" V 36217 5578 50  0000 L CNN
F 2 "" H 36200 5450 50  0001 C CNN
F 3 "" H 36200 5450 50  0001 C CNN
	1    36200 5450
	0    1    1    0   
$EndComp
Wire Wire Line
	21900 28300 22650 28300
Wire Wire Line
	36200 5550 37200 5550
Text Label 37200 5550 2    50   ~ 0
8086_INT_XP
Text Label 22650 28300 2    50   ~ 0
8086_INT_XP
Wire Wire Line
	35200 7300 34050 7300
Text Label 34050 7300 0    50   ~ 0
U59_LE
Text Label 44650 15350 2    50   ~ 0
U59_LE
Wire Wire Line
	44050 15350 44650 15350
Wire Wire Line
	36200 9250 36800 9250
Text Label 36800 9250 2    50   ~ 0
U52_OE
$Comp
L 74xx:74LS125 U44
U 1 1 658FE89C
P 33700 8350
F 0 "U44" H 33700 8667 50  0000 C CNN
F 1 "74LS125" H 33700 8576 50  0000 C CNN
F 2 "" H 33700 8350 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS125" H 33700 8350 50  0001 C CNN
	1    33700 8350
	1    0    0    -1  
$EndComp
Text Label 22500 28850 2    50   ~ 0
U52_OE
Wire Wire Line
	35200 11000 34750 11000
Text Label 34750 11000 0    50   ~ 0
U58_LE
Text Label 21550 9500 2    50   ~ 0
U58_LE
Wire Wire Line
	36200 12850 36700 12850
$Comp
L power:VCC #PWR0140
U 1 1 6662C030
P 36700 12850
F 0 "#PWR0140" H 36700 12700 50  0001 C CNN
F 1 "VCC" H 36717 13023 50  0000 C CNN
F 2 "" H 36700 12850 50  0001 C CNN
F 3 "" H 36700 12850 50  0001 C CNN
	1    36700 12850
	1    0    0    -1  
$EndComp
Wire Wire Line
	38750 11450 39500 11450
Text Label 39500 11450 2    50   ~ 0
8086_RAM_OP_DIR
Text Label 39500 13400 2    50   ~ 0
8086_RAM_OP_DIR
Wire Wire Line
	39500 13400 38750 13400
Text Label 22650 29400 2    50   ~ 0
8086_RAM_OP_DIR
Wire Wire Line
	22650 29400 21900 29400
Wire Wire Line
	2000 9800 2600 9800
Text Label 2600 9800 2    50   ~ 0
DACK0_LATCH
Text Label 42500 15050 0    50   ~ 0
DACK0_LATCH
Wire Wire Line
	42500 15050 43050 15050
NoConn ~ 44050 15050
Wire Wire Line
	44050 15150 44800 15150
Text Label 2100 9050 0    50   ~ 0
~ISA_DACK0
Text Label 44800 15150 2    50   ~ 0
~ISA_DACK0
Wire Wire Line
	23500 12750 24200 12750
Wire Wire Line
	21300 28950 20600 28950
Text Label 21550 9300 2    50   ~ 0
UNK5
Text Label 20600 28950 0    50   ~ 0
UNK5
Wire Wire Line
	33400 8350 33300 8350
$Comp
L 74xx:74LS32 U43
U 4 1 68424F37
P 33000 8350
F 0 "U43" H 33000 8033 50  0000 C CNN
F 1 "74LS32" H 33000 8124 50  0000 C CNN
F 2 "" H 33000 8350 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 33000 8350 50  0001 C CNN
	4    33000 8350
	1    0    0    1   
$EndComp
Wire Wire Line
	32600 12500 32100 12500
Text Label 32100 12500 0    50   ~ 0
AD0_LATCH2
Text Label 32100 8450 0    50   ~ 0
AD0_LATCH2
Wire Wire Line
	32700 8450 32100 8450
Wire Wire Line
	18750 9500 18300 9500
Text Label 18300 9500 0    50   ~ 0
CYC3
Text Label 32150 8250 0    50   ~ 0
CYC3
Wire Wire Line
	32150 8250 32700 8250
Wire Wire Line
	27100 5900 27650 5900
Text Label 27650 5900 2    50   ~ 0
CYC3
Text Label 34500 8350 2    50   ~ 0
INT_AD0
Wire Wire Line
	34000 8350 34500 8350
Text Label 34050 8600 2    50   ~ 0
U52_OE
Wire Wire Line
	33700 8600 34050 8600
Wire Wire Line
	21900 28850 22500 28850
Wire Wire Line
	21300 28400 20900 28400
Wire Wire Line
	17700 27300 17700 28300
Wire Wire Line
	17700 28300 20300 28300
Connection ~ 17700 27300
$Comp
L power:VCC #PWR0141
U 1 1 6A108B74
P 4300 1100
F 0 "#PWR0141" H 4300 950 50  0001 C CNN
F 1 "VCC" H 4317 1273 50  0000 C CNN
F 2 "" H 4300 1100 50  0001 C CNN
F 3 "" H 4300 1100 50  0001 C CNN
	1    4300 1100
	1    0    0    -1  
$EndComp
Wire Wire Line
	3900 1550 4000 1550
Wire Wire Line
	4300 1350 4300 1300
Wire Wire Line
	3900 1300 4300 1300
Wire Wire Line
	3900 1300 3900 1550
Connection ~ 4300 1300
Wire Wire Line
	4300 1300 4300 1100
Wire Wire Line
	4300 1950 4300 2100
Wire Wire Line
	4300 2100 4100 2100
$Comp
L 74xx:74LS04 U45
U 4 1 6A99DB79
P 3800 2100
F 0 "U45" H 3800 2417 50  0000 C CNN
F 1 "74F04" H 3800 2326 50  0000 C CNN
F 2 "" H 3800 2100 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 3800 2100 50  0001 C CNN
	4    3800 2100
	1    0    0    1   
$EndComp
Wire Wire Line
	3500 2100 3400 2100
NoConn ~ 4600 1750
$Comp
L logic:DS1005 U39
U 1 1 6AD1DF0F
P 5250 2050
F 0 "U39" H 5500 2066 50  0000 C CNN
F 1 "BOURNS 4276-2032" H 5500 1975 50  0000 C CNN
F 2 "" H 5250 2050 50  0001 C CNN
F 3 "" H 5250 2050 50  0001 C CNN
	1    5250 2050
	1    0    0    -1  
$EndComp
Wire Wire Line
	5050 2350 4900 2350
Wire Wire Line
	4900 2350 4900 1550
Connection ~ 4900 1550
Wire Wire Line
	5950 2500 6250 2500
Wire Wire Line
	6250 2500 6250 1750
NoConn ~ 5950 2800
Wire Wire Line
	4900 1550 6350 1550
Wire Wire Line
	5950 2950 6250 2950
Wire Wire Line
	6250 2950 6250 3150
Wire Wire Line
	3400 3150 3400 2100
Wire Wire Line
	3400 3150 6250 3150
NoConn ~ 5950 2650
NoConn ~ 5950 2350
Text Notes 6050 2350 0    50   ~ 0
OUT
Text Notes 6050 2500 0    50   ~ 0
4
Text Notes 6050 2650 0    50   ~ 0
3
Text Notes 6050 2800 0    50   ~ 0
2
Text Notes 6050 2950 0    50   ~ 0
1
Wire Wire Line
	7100 1650 7100 1150
Wire Wire Line
	7100 1150 8200 1150
Connection ~ 7100 1650
Wire Wire Line
	7100 1650 7250 1650
Text Notes 5150 700  0    50   ~ 0
CLOCK GENERATOR
Wire Notes Line
	2900 550  2900 3450
Wire Notes Line
	2900 3450 8500 3450
Wire Notes Line
	8500 3450 8500 550 
Wire Notes Line
	8500 550  2900 550 
Wire Wire Line
	18750 9100 18200 9100
Text Label 18200 9100 0    50   ~ 0
U1_PAL_CLOCK
Wire Wire Line
	21950 5450 22500 5450
Text Label 22500 5450 2    50   ~ 0
U1_PAL_CLOCK
Wire Wire Line
	27100 5600 27650 5600
Text Label 27650 5600 2    50   ~ 0
CYC0
Text Label 18300 9200 0    50   ~ 0
CYC0
Wire Wire Line
	18300 9200 18750 9200
Wire Wire Line
	18750 9300 18300 9300
Wire Wire Line
	18750 9400 18300 9400
Text Label 18300 9300 0    50   ~ 0
CYC1
Text Label 18300 9400 0    50   ~ 0
CYC2
Text Label 27650 5700 2    50   ~ 0
CYC1
Wire Wire Line
	27100 5700 27650 5700
Text Label 27650 5800 2    50   ~ 0
CYC2
Wire Wire Line
	27650 5800 27100 5800
Text Label 25500 6400 0    50   ~ 0
U1_PAL_CLOCK
Wire Wire Line
	26100 6400 25500 6400
Wire Wire Line
	26100 6200 26000 6200
Wire Wire Line
	26000 6200 26000 6100
Wire Wire Line
	26100 5600 26000 5600
Connection ~ 26000 5600
Wire Wire Line
	26000 5600 26000 5450
Wire Wire Line
	26100 5700 26000 5700
Connection ~ 26000 5700
Wire Wire Line
	26000 5700 26000 5600
Wire Wire Line
	26100 5800 26000 5800
Connection ~ 26000 5800
Wire Wire Line
	26000 5800 26000 5700
Wire Wire Line
	26100 5900 26000 5900
Connection ~ 26000 5900
Wire Wire Line
	26000 5900 26000 5800
$Comp
L power:VCC #PWR0142
U 1 1 6E3D53BA
P 26000 5450
F 0 "#PWR0142" H 26000 5300 50  0001 C CNN
F 1 "VCC" H 26017 5623 50  0000 C CNN
F 2 "" H 26000 5450 50  0001 C CNN
F 3 "" H 26000 5450 50  0001 C CNN
	1    26000 5450
	1    0    0    -1  
$EndComp
Wire Wire Line
	26100 6100 26000 6100
Connection ~ 26000 6100
Wire Wire Line
	26000 6100 26000 5900
Wire Wire Line
	26100 6300 26000 6300
Wire Wire Line
	26000 6300 26000 6200
Connection ~ 26000 6200
NoConn ~ 27100 6100
$Comp
L 74xx:74LS04 U7
U 2 1 6E952498
P 26500 3700
F 0 "U7" H 26500 4017 50  0000 C CNN
F 1 "74F04" H 26500 3926 50  0000 C CNN
F 2 "" H 26500 3700 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 26500 3700 50  0001 C CNN
	2    26500 3700
	1    0    0    -1  
$EndComp
Wire Wire Line
	26200 3700 26050 3700
Wire Wire Line
	31350 9300 31800 9300
Text Label 31800 9300 2    50   ~ 0
HOST_LOCK#
Text Label 27300 3700 2    50   ~ 0
HOST_LOCK#
Wire Wire Line
	27300 3700 26800 3700
Wire Wire Line
	12100 7500 12200 7500
Wire Wire Line
	12200 7500 12200 3700
Wire Wire Line
	38150 9200 37750 9200
Text Label 37750 9200 0    50   ~ 0
8086LOCK#
Text Label 24750 3800 0    50   ~ 0
8086LOCK#
Wire Wire Line
	24750 3800 25450 3800
$Comp
L power:VCC #PWR0143
U 1 1 6FD9370F
P 11800 6700
F 0 "#PWR0143" H 11800 6550 50  0001 C CNN
F 1 "VCC" H 11817 6873 50  0000 C CNN
F 2 "" H 11800 6700 50  0001 C CNN
F 3 "" H 11800 6700 50  0001 C CNN
	1    11800 6700
	1    0    0    -1  
$EndComp
Wire Wire Line
	11800 6700 11800 6800
Wire Wire Line
	11800 6800 11300 6800
Wire Wire Line
	11300 6800 11300 7300
Wire Wire Line
	11300 7300 11500 7300
Connection ~ 11800 6800
Wire Wire Line
	11800 6800 11800 7100
Wire Wire Line
	11500 7400 10800 7400
Text Label 10800 7400 0    50   ~ 0
BUS_LATCH
Wire Wire Line
	38850 23300 38000 23300
Wire Wire Line
	37400 23400 37050 23400
Text Label 37050 23400 0    50   ~ 0
INT_S1#
NoConn ~ 39850 23200
NoConn ~ 39850 23300
NoConn ~ 39850 23400
Wire Wire Line
	43000 23800 43550 23800
Text Label 43550 23800 2    50   ~ 0
CAS_BANK0#
Text Label 21950 6300 0    50   ~ 0
RAM_SEL1
Wire Wire Line
	21950 6300 22350 6300
Wire Wire Line
	43000 24350 43550 24350
Text Label 43550 24350 2    50   ~ 0
CAS_BANK1#
Wire Wire Line
	43000 24900 43550 24900
Wire Wire Line
	43000 25450 43550 25450
Wire Wire Line
	43000 26000 43550 26000
Text Label 43550 24900 2    50   ~ 0
CAS_BANK2#
Text Label 43550 25450 2    50   ~ 0
CAS_BANK3#
Text Label 43550 26000 2    50   ~ 0
CAS_BANK4#
Wire Wire Line
	42300 23900 41150 23900
Connection ~ 42300 23900
Text Label 41150 23900 0    50   ~ 0
RAM_TIM_CAS
Text Label 17900 8050 0    50   ~ 0
RAM_TIM_CAS
Wire Wire Line
	18100 11750 18100 11650
Connection ~ 18100 11650
Wire Wire Line
	18100 11650 17950 11650
Text Label 18800 11650 2    50   ~ 0
RAM_TIM_CAS
Wire Wire Line
	17900 8050 18450 8050
Wire Wire Line
	43150 23000 43250 23000
Wire Wire Line
	43250 23000 43250 22600
Wire Wire Line
	43250 22600 44350 22600
Connection ~ 43250 23000
Wire Wire Line
	43250 23000 43300 23000
Connection ~ 42300 24800
Connection ~ 42300 25350
Text Notes 41800 22000 0    50   ~ 0
RAM CAS GENERATION
Wire Notes Line
	36950 21400 44650 21400
Wire Notes Line
	44650 21400 44650 26450
Wire Notes Line
	44650 26450 36950 26450
Wire Notes Line
	36950 26450 36950 21400
NoConn ~ 1200 1950
NoConn ~ 1200 2150
NoConn ~ 1200 2700
NoConn ~ 1200 2900
NoConn ~ 1800 2800
NoConn ~ 1800 2050
$Comp
L 74xx:74LS00 U37
U 4 1 751264F5
P 30500 2250
F 0 "U37" H 30500 2575 50  0000 C CNN
F 1 "74LS00" H 30500 2484 50  0000 C CNN
F 2 "" H 30500 2250 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 30500 2250 50  0001 C CNN
	4    30500 2250
	1    0    0    -1  
$EndComp
Wire Wire Line
	30150 1300 29900 1300
Wire Wire Line
	29900 1300 29900 2350
Wire Wire Line
	29900 2350 30200 2350
Wire Wire Line
	29950 7300 29350 7300
Text Label 29350 7300 0    50   ~ 0
HOST_INT
Text Label 29150 1300 0    50   ~ 0
HOST_INT
Wire Wire Line
	29150 1300 29900 1300
Connection ~ 29900 1300
Wire Wire Line
	30750 1300 30900 1300
Wire Wire Line
	30900 1300 30900 1800
Wire Wire Line
	30900 1800 30000 1800
Wire Wire Line
	30000 1800 30000 2150
Wire Wire Line
	30000 2150 30200 2150
$Comp
L 74xx:74LS04 U50
U 4 1 75AEEB1A
P 31550 2250
F 0 "U50" H 31550 2567 50  0000 C CNN
F 1 "74LS04" H 31550 2476 50  0000 C CNN
F 2 "" H 31550 2250 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 31550 2250 50  0001 C CNN
	4    31550 2250
	1    0    0    -1  
$EndComp
Wire Wire Line
	30800 2250 31250 2250
$Comp
L 74xx:74LS32 U46
U 2 1 75AF3EED
P 32950 3300
F 0 "U46" H 32950 3625 50  0000 C CNN
F 1 "74LS32" H 32950 3534 50  0000 C CNN
F 2 "" H 32950 3300 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 32950 3300 50  0001 C CNN
	2    32950 3300
	1    0    0    -1  
$EndComp
Wire Wire Line
	32650 3200 32200 3200
$Comp
L 74xx:74LS04 U50
U 5 1 75EE6833
P 31900 3200
F 0 "U50" H 31900 3517 50  0000 C CNN
F 1 "74LS04" H 31900 3426 50  0000 C CNN
F 2 "" H 31900 3200 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 31900 3200 50  0001 C CNN
	5    31900 3200
	1    0    0    -1  
$EndComp
Wire Wire Line
	31850 2250 32350 2250
Wire Wire Line
	39550 7200 40050 7200
Text Label 40050 7200 2    50   ~ 0
INT_8086
Text Label 32350 2250 2    50   ~ 0
INT_8086
$Comp
L 74xx:74LS00 U37
U 3 1 762E195D
P 31100 3200
F 0 "U37" H 31100 3525 50  0000 C CNN
F 1 "74LS00" H 31100 3434 50  0000 C CNN
F 2 "" H 31100 3200 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 31100 3200 50  0001 C CNN
	3    31100 3200
	1    0    0    -1  
$EndComp
Wire Wire Line
	31600 3200 31400 3200
Wire Wire Line
	30800 3100 30300 3100
Wire Wire Line
	29950 7100 29350 7100
Text Label 29350 7100 0    50   ~ 0
HOST_NMI
$Comp
L 74xx:74LS04 U50
U 3 1 768E04D1
P 29850 3300
F 0 "U50" H 29850 3617 50  0000 C CNN
F 1 "74LS04" H 29850 3526 50  0000 C CNN
F 2 "" H 29850 3300 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 29850 3300 50  0001 C CNN
	3    29850 3300
	1    0    0    -1  
$EndComp
Wire Wire Line
	30150 3300 30800 3300
Wire Wire Line
	29550 3300 29450 3300
$Comp
L 74xx:74LS04 U50
U 2 1 76CE46A1
P 29150 3300
F 0 "U50" H 29150 3617 50  0000 C CNN
F 1 "74LS04" H 29150 3526 50  0000 C CNN
F 2 "" H 29150 3300 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 29150 3300 50  0001 C CNN
	2    29150 3300
	1    0    0    -1  
$EndComp
Text Label 28300 3300 0    50   ~ 0
HOST_NMI
Wire Wire Line
	28300 3300 28750 3300
Wire Wire Line
	28750 3300 28750 2900
Wire Wire Line
	28750 2900 30300 2900
Connection ~ 28750 3300
Wire Wire Line
	28750 3300 28850 3300
Wire Wire Line
	30300 2900 30300 3100
Wire Wire Line
	39550 7000 40050 7000
Text Label 40050 7000 2    50   ~ 0
NMI_8086
Text Label 33700 3300 2    50   ~ 0
NMI_8086
Wire Wire Line
	33700 3300 33250 3300
$Comp
L MCU_Intel:8087 U40
U 1 1 77F14AE2
P 38850 3650
F 0 "U40" H 38850 5631 50  0000 C CNN
F 1 "8087" H 38850 5540 50  0000 C CNN
F 2 "Package_DIP:DIP-40_W15.24mm" H 38900 3750 50  0001 C CIN
F 3 "http://datasheets.chipdb.org/Intel/x86/808x/datashts/8087/205835-007.pdf" H 38850 3700 50  0001 C CNN
	1    38850 3650
	-1   0    0    -1  
$EndComp
Text Label 38000 2350 2    50   ~ 0
AD0
Text Label 38000 2450 2    50   ~ 0
AD1
Text Label 38000 2550 2    50   ~ 0
AD2
Text Label 38000 2650 2    50   ~ 0
AD3
Text Label 38000 2750 2    50   ~ 0
AD4
Text Label 38000 2850 2    50   ~ 0
AD5
Text Label 38000 2950 2    50   ~ 0
AD6
Text Label 38000 3050 2    50   ~ 0
AD7
Wire Wire Line
	38150 2350 37800 2350
Wire Wire Line
	37800 2450 38150 2450
Wire Wire Line
	38150 2550 37800 2550
Wire Wire Line
	38150 2650 37800 2650
Wire Wire Line
	37800 2750 38150 2750
Wire Wire Line
	38150 2850 37800 2850
Wire Wire Line
	37800 2950 38150 2950
Wire Wire Line
	38150 3050 37800 3050
Wire Wire Line
	38150 3250 37800 3250
Wire Wire Line
	37800 3350 38150 3350
Wire Wire Line
	38150 3450 37800 3450
Wire Wire Line
	38150 3550 37800 3550
Wire Wire Line
	37800 3650 38150 3650
Wire Wire Line
	38150 3750 37800 3750
Wire Wire Line
	37800 3850 38150 3850
Wire Wire Line
	38150 3950 37800 3950
Text Label 38000 3250 2    50   ~ 0
AD8
Text Label 38000 3350 2    50   ~ 0
AD9
Text Label 38000 3450 2    50   ~ 0
AD10
Text Label 38000 3550 2    50   ~ 0
AD11
Text Label 38000 3650 2    50   ~ 0
AD12
Text Label 38000 3750 2    50   ~ 0
AD13
Text Label 38000 3850 2    50   ~ 0
AD14
Text Label 38000 3950 2    50   ~ 0
AD15
Wire Wire Line
	38150 4450 37850 4450
Text Label 37850 4450 0    50   ~ 0
A19
Wire Wire Line
	38150 4350 37850 4350
Wire Wire Line
	38150 4250 37850 4250
Wire Wire Line
	38150 4150 37850 4150
Text Label 38000 4350 2    50   ~ 0
A18
Text Label 38000 4250 2    50   ~ 0
A17
Text Label 38000 4150 2    50   ~ 0
A16
Wire Wire Line
	39550 2150 40050 2150
Text Label 40050 2150 2    50   ~ 0
CLK
Wire Wire Line
	39550 2550 40050 2550
Wire Wire Line
	39550 6700 40050 6700
Text Label 40050 6700 2    50   ~ 0
RESET_8086
Text Label 40050 2550 2    50   ~ 0
RESET_8086
Text Label 40050 2350 2    50   ~ 0
READY_8086
Wire Wire Line
	40050 2350 39550 2350
Wire Wire Line
	39550 7500 40050 7500
Wire Wire Line
	38150 5050 37850 5050
Text Label 37850 5050 0    50   ~ 0
BUSY
Text Label 40050 7500 2    50   ~ 0
BUSY
Wire Wire Line
	38150 6300 37800 6300
Wire Wire Line
	37800 6400 38150 6400
Text Label 37800 6300 0    50   ~ 0
QS0
Text Label 37800 6400 0    50   ~ 0
QS1
Wire Wire Line
	39550 2950 39900 2950
Wire Wire Line
	39900 3150 39550 3150
Text Label 39900 2950 2    50   ~ 0
QS0
Text Label 39900 3150 2    50   ~ 0
QS1
Wire Wire Line
	38150 4850 37850 4850
Text Label 37850 4850 0    50   ~ 0
S2#
Wire Wire Line
	38150 4750 37850 4750
Wire Wire Line
	38150 4650 37850 4650
Text Label 37850 4750 0    50   ~ 0
S1#
Text Label 37850 4650 0    50   ~ 0
S0#
$Comp
L power:VCC #PWR0144
U 1 1 79CC3BD8
P 38850 1600
F 0 "#PWR0144" H 38850 1450 50  0001 C CNN
F 1 "VCC" H 38867 1773 50  0000 C CNN
F 2 "" H 38850 1600 50  0001 C CNN
F 3 "" H 38850 1600 50  0001 C CNN
	1    38850 1600
	1    0    0    -1  
$EndComp
Wire Wire Line
	38850 1600 38850 1850
Wire Wire Line
	39550 7800 39900 7800
Text Label 39900 7800 2    50   ~ 0
RQ-GT1
Text Label 39950 3550 2    50   ~ 0
RQ-GT1
Wire Wire Line
	39950 3550 39550 3550
Wire Wire Line
	39550 8000 39900 8000
Text Label 39900 8000 2    50   ~ 0
RQ-GT0
Text Label 39950 3750 2    50   ~ 0
RQ-GT0
Wire Wire Line
	39950 3750 39550 3750
Wire Wire Line
	38150 5150 37800 5150
Wire Wire Line
	32650 3400 32550 3400
Text Label 32150 3400 0    50   ~ 0
8087_INT
Text Label 37800 5150 0    50   ~ 0
8087_INT
Wire Wire Line
	38150 2150 37800 2150
Text Label 37800 2150 0    50   ~ 0
~BHE~_S7
$Comp
L power:GND #PWR0145
U 1 1 7B25F80A
P 39650 9350
F 0 "#PWR0145" H 39650 9100 50  0001 C CNN
F 1 "GND" H 39655 9177 50  0000 C CNN
F 2 "" H 39650 9350 50  0001 C CNN
F 3 "" H 39650 9350 50  0001 C CNN
	1    39650 9350
	1    0    0    -1  
$EndComp
Wire Wire Line
	39650 9350 39650 9300
Wire Wire Line
	39650 9300 39550 9300
$Comp
L power:GND #PWR0146
U 1 1 7B48E3E6
P 38950 9650
F 0 "#PWR0146" H 38950 9400 50  0001 C CNN
F 1 "GND" H 38955 9477 50  0000 C CNN
F 2 "" H 38950 9650 50  0001 C CNN
F 3 "" H 38950 9650 50  0001 C CNN
	1    38950 9650
	1    0    0    -1  
$EndComp
Wire Wire Line
	38950 9650 38950 9600
Wire Wire Line
	38750 9600 38950 9600
Connection ~ 38950 9600
NoConn ~ 38150 9300
NoConn ~ 29950 6800
NoConn ~ 29950 7600
NoConn ~ 31350 6500
NoConn ~ 31350 6400
Wire Wire Line
	25200 12450 25850 12450
Wire Wire Line
	31350 9000 31800 9000
Text Label 31800 9000 2    50   ~ 0
HOST_S0#
Text Label 25850 12450 2    50   ~ 0
HOST_S0#
Wire Wire Line
	31350 9100 31800 9100
Wire Wire Line
	31350 9200 31800 9200
Text Label 31800 9100 2    50   ~ 0
HOST_S1#
Text Label 25850 12150 2    50   ~ 0
HOST_S1#
Wire Wire Line
	25850 12150 25200 12150
Text Label 31800 9200 2    50   ~ 0
HOST_S2#
Text Label 25850 11850 2    50   ~ 0
HOST_S2#
Wire Wire Line
	25850 11850 25200 11850
NoConn ~ 25200 11550
NoConn ~ 24200 11550
NoConn ~ 24200 11650
$Comp
L power:GND #PWR0147
U 1 1 7D9A5650
P 24700 13300
F 0 "#PWR0147" H 24700 13050 50  0001 C CNN
F 1 "GND" H 24705 13127 50  0000 C CNN
F 2 "" H 24700 13300 50  0001 C CNN
F 3 "" H 24700 13300 50  0001 C CNN
	1    24700 13300
	1    0    0    -1  
$EndComp
Wire Wire Line
	24700 13300 24700 13200
Wire Wire Line
	24200 12850 24150 12850
Wire Wire Line
	24150 12850 24150 13200
Wire Wire Line
	24150 13200 24700 13200
Connection ~ 24700 13200
Wire Wire Line
	24700 13200 24700 13150
Text Label 23950 11850 0    50   ~ 0
S2#
Wire Wire Line
	23950 11850 24200 11850
Text Label 23950 12150 0    50   ~ 0
S1#
Text Label 23950 12450 0    50   ~ 0
S0#
Wire Wire Line
	23950 12450 24200 12450
Wire Wire Line
	23950 12150 24200 12150
Wire Wire Line
	24200 11950 23850 11950
Wire Wire Line
	24200 12250 23850 12250
Wire Wire Line
	23850 12250 23850 11950
Connection ~ 23850 11950
Wire Wire Line
	24200 12550 23850 12550
Wire Wire Line
	23850 12550 23850 12250
Connection ~ 23850 12250
Wire Wire Line
	24700 11250 24700 11000
Wire Wire Line
	24700 11000 23850 11000
Wire Wire Line
	23850 11000 23850 11950
Connection ~ 24700 11000
Wire Wire Line
	24700 11000 24700 10900
$Comp
L power:VCC #PWR0148
U 1 1 7EFEA7CB
P 24700 10900
F 0 "#PWR0148" H 24700 10750 50  0001 C CNN
F 1 "VCC" H 24717 11073 50  0000 C CNN
F 2 "" H 24700 10900 50  0001 C CNN
F 3 "" H 24700 10900 50  0001 C CNN
	1    24700 10900
	1    0    0    -1  
$EndComp
$Comp
L Device:R_Small_US R4
U 1 1 7EFF02C6
P 39500 14850
F 0 "R4" H 39568 14896 50  0000 L CNN
F 1 "1K" H 39568 14805 50  0000 L CNN
F 2 "" H 39500 14850 50  0001 C CNN
F 3 "~" H 39500 14850 50  0001 C CNN
	1    39500 14850
	1    0    0    -1  
$EndComp
$Comp
L power:VCC #PWR0149
U 1 1 7EFF4118
P 39500 14600
F 0 "#PWR0149" H 39500 14450 50  0001 C CNN
F 1 "VCC" H 39517 14773 50  0000 C CNN
F 2 "" H 39500 14600 50  0001 C CNN
F 3 "" H 39500 14600 50  0001 C CNN
	1    39500 14600
	1    0    0    -1  
$EndComp
Wire Wire Line
	39500 14600 39500 14750
Wire Wire Line
	39500 14950 39500 15350
Wire Wire Line
	39500 15350 39550 15350
Wire Wire Line
	38850 15350 39500 15350
Connection ~ 39500 15350
$Comp
L Device:R_Small_US R7
U 1 1 7F8F90D1
P 32550 3650
F 0 "R7" H 32618 3696 50  0000 L CNN
F 1 "2.2K" H 32618 3605 50  0000 L CNN
F 2 "" H 32550 3650 50  0001 C CNN
F 3 "~" H 32550 3650 50  0001 C CNN
	1    32550 3650
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0150
U 1 1 7F8FB3BF
P 32550 3750
F 0 "#PWR0150" H 32550 3500 50  0001 C CNN
F 1 "GND" H 32555 3577 50  0000 C CNN
F 2 "" H 32550 3750 50  0001 C CNN
F 3 "" H 32550 3750 50  0001 C CNN
	1    32550 3750
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0151
U 1 1 7F8FF545
P 41150 15850
F 0 "#PWR0151" H 41150 15600 50  0001 C CNN
F 1 "GND" H 41155 15677 50  0000 C CNN
F 2 "" H 41150 15850 50  0001 C CNN
F 3 "" H 41150 15850 50  0001 C CNN
	1    41150 15850
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0152
U 1 1 7F8FFD7F
P 38250 13800
F 0 "#PWR0152" H 38250 13550 50  0001 C CNN
F 1 "GND" H 38255 13627 50  0000 C CNN
F 2 "" H 38250 13800 50  0001 C CNN
F 3 "" H 38250 13800 50  0001 C CNN
	1    38250 13800
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0153
U 1 1 7F9007C1
P 35700 13250
F 0 "#PWR0153" H 35700 13000 50  0001 C CNN
F 1 "GND" H 35705 13077 50  0000 C CNN
F 2 "" H 35700 13250 50  0001 C CNN
F 3 "" H 35700 13250 50  0001 C CNN
	1    35700 13250
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0154
U 1 1 7F900DDC
P 33100 13100
F 0 "#PWR0154" H 33100 12850 50  0001 C CNN
F 1 "GND" H 33105 12927 50  0000 C CNN
F 2 "" H 33100 13100 50  0001 C CNN
F 3 "" H 33100 13100 50  0001 C CNN
	1    33100 13100
	1    0    0    -1  
$EndComp
Wire Wire Line
	32550 3550 32550 3400
Connection ~ 32550 3400
Wire Wire Line
	32550 3400 32150 3400
$Comp
L Device:R_Pack04_SIP RP1
U 1 1 7FFCA694
P 42950 12050
F 0 "RP1" V 42908 12254 50  0000 L CNN
F 1 "33" V 42999 12254 50  0000 L CNN
F 2 "Resistor_THT:R_Array_SIP8" V 43625 12050 50  0001 C CNN
F 3 "http://www.vishay.com/docs/31509/csc.pdf" H 42950 12050 50  0001 C CNN
	1    42950 12050
	0    1    1    0   
$EndComp
$Comp
L Device:R_Pack04_SIP RP5
U 1 1 7FFD52E9
P 42950 13250
F 0 "RP5" V 42908 13454 50  0000 L CNN
F 1 "33" V 42999 13454 50  0000 L CNN
F 2 "Resistor_THT:R_Array_SIP8" V 43625 13250 50  0001 C CNN
F 3 "http://www.vishay.com/docs/31509/csc.pdf" H 42950 13250 50  0001 C CNN
	1    42950 13250
	0    1    1    0   
$EndComp
Wire Wire Line
	42750 11550 42400 11550
Text Label 42000 11650 2    50   ~ 0
RAM_A1_R
Wire Wire Line
	42750 11950 42400 11950
Text Label 42400 11950 0    50   ~ 0
RAM_A6_R
Wire Wire Line
	42750 11850 42400 11850
Text Label 42400 11850 0    50   ~ 0
RAM_A6
Text Label 42400 11650 0    50   ~ 0
RAM_A1_R
Wire Wire Line
	42400 11650 42750 11650
Wire Wire Line
	41350 11650 42000 11650
Wire Wire Line
	42750 12150 42400 12150
Text Label 42400 12150 0    50   ~ 0
RAM_A3_R
Wire Wire Line
	42750 12250 42400 12250
Text Label 42400 12250 0    50   ~ 0
RAM_A3
Wire Wire Line
	42750 12550 42400 12550
Text Label 42400 12550 0    50   ~ 0
RAM_A2_R
Text Label 42400 12450 0    50   ~ 0
RAM_A2
Wire Wire Line
	42750 12450 42400 12450
Wire Wire Line
	42750 12750 42400 12750
Wire Wire Line
	42400 12850 42750 12850
Wire Wire Line
	42750 13050 42400 13050
Wire Wire Line
	42400 13150 42750 13150
Wire Wire Line
	42750 13350 42400 13350
Wire Wire Line
	42400 13450 42750 13450
Wire Wire Line
	42750 13650 42400 13650
Wire Wire Line
	42400 13750 42750 13750
Text Label 42400 12750 0    50   ~ 0
RAM_A4_R
Text Label 42400 12850 0    50   ~ 0
RAM_A4
Text Label 42400 13050 0    50   ~ 0
RAM_A0_R
Text Label 42400 13150 0    50   ~ 0
RAM_A0
Text Label 42400 13350 0    50   ~ 0
RAM_A7_R
Text Label 42400 13450 0    50   ~ 0
RAM_A7
Text Label 42400 13750 0    50   ~ 0
RAM_A5_R
Text Label 42400 13650 0    50   ~ 0
RAM_A5
$Comp
L power:GND #PWR0155
U 1 1 65750B61
P 44750 13900
F 0 "#PWR0155" H 44750 13650 50  0001 C CNN
F 1 "GND" H 44755 13727 50  0000 C CNN
F 2 "" H 44750 13900 50  0001 C CNN
F 3 "" H 44750 13900 50  0001 C CNN
	1    44750 13900
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0156
U 1 1 65750E22
P 44750 11550
F 0 "#PWR0156" H 44750 11300 50  0001 C CNN
F 1 "GND" H 44755 11377 50  0000 C CNN
F 2 "" H 44750 11550 50  0001 C CNN
F 3 "" H 44750 11550 50  0001 C CNN
	1    44750 11550
	1    0    0    -1  
$EndComp
$Comp
L power:VCC #PWR0157
U 1 1 65751391
P 44750 9650
F 0 "#PWR0157" H 44750 9500 50  0001 C CNN
F 1 "VCC" H 44767 9823 50  0000 C CNN
F 2 "" H 44750 9650 50  0001 C CNN
F 3 "" H 44750 9650 50  0001 C CNN
	1    44750 9650
	1    0    0    -1  
$EndComp
$Comp
L power:VCC #PWR0158
U 1 1 657519D7
P 44750 12000
F 0 "#PWR0158" H 44750 11850 50  0001 C CNN
F 1 "VCC" H 44767 12173 50  0000 C CNN
F 2 "" H 44750 12000 50  0001 C CNN
F 3 "" H 44750 12000 50  0001 C CNN
	1    44750 12000
	1    0    0    -1  
$EndComp
NoConn ~ 41350 11050
$Comp
L Device:R_Network07_US RP2
U 1 1 634930AA
P 40850 22300
F 0 "RP2" H 41238 22346 50  0000 L CNN
F 1 "4.7K" H 41238 22255 50  0000 L CNN
F 2 "Resistor_THT:R_Array_SIP8" V 41325 22300 50  0001 C CNN
F 3 "http://www.vishay.com/docs/31509/csc.pdf" H 40850 22300 50  0001 C CNN
	1    40850 22300
	1    0    0    -1  
$EndComp
NoConn ~ 41150 22500
NoConn ~ 41050 22500
$Comp
L power:GND #PWR0159
U 1 1 6608B83E
P 39350 23700
F 0 "#PWR0159" H 39350 23450 50  0001 C CNN
F 1 "GND" H 39355 23527 50  0000 C CNN
F 2 "" H 39350 23700 50  0001 C CNN
F 3 "" H 39350 23700 50  0001 C CNN
	1    39350 23700
	1    0    0    -1  
$EndComp
$Comp
L power:VCC #PWR0160
U 1 1 6608FAA3
P 39350 22400
F 0 "#PWR0160" H 39350 22250 50  0001 C CNN
F 1 "VCC" H 39367 22573 50  0000 C CNN
F 2 "" H 39350 22400 50  0001 C CNN
F 3 "" H 39350 22400 50  0001 C CNN
	1    39350 22400
	1    0    0    -1  
$EndComp
$Comp
L Device:R_Small_US R5
U 1 1 6609590F
P 41600 10500
F 0 "R5" H 41668 10546 50  0000 L CNN
F 1 "DNI" H 41668 10455 50  0000 L CNN
F 2 "" H 41600 10500 50  0001 C CNN
F 3 "~" H 41600 10500 50  0001 C CNN
	1    41600 10500
	1    0    0    -1  
$EndComp
$Comp
L power:VCC #PWR0161
U 1 1 66095919
P 41600 10250
F 0 "#PWR0161" H 41600 10100 50  0001 C CNN
F 1 "VCC" H 41617 10423 50  0000 C CNN
F 2 "" H 41600 10250 50  0001 C CNN
F 3 "" H 41600 10250 50  0001 C CNN
	1    41600 10250
	1    0    0    -1  
$EndComp
Wire Wire Line
	41600 10250 41600 10400
$Comp
L Device:R_Small_US R6
U 1 1 662E38A7
P 40650 10500
F 0 "R6" H 40718 10546 50  0000 L CNN
F 1 "DNI" H 40718 10455 50  0000 L CNN
F 2 "" H 40650 10500 50  0001 C CNN
F 3 "~" H 40650 10500 50  0001 C CNN
	1    40650 10500
	1    0    0    -1  
$EndComp
$Comp
L power:VCC #PWR0162
U 1 1 662E38B1
P 40650 10250
F 0 "#PWR0162" H 40650 10100 50  0001 C CNN
F 1 "VCC" H 40667 10423 50  0000 C CNN
F 2 "" H 40650 10250 50  0001 C CNN
F 3 "" H 40650 10250 50  0001 C CNN
	1    40650 10250
	1    0    0    -1  
$EndComp
Wire Wire Line
	40650 10250 40650 10400
Wire Wire Line
	41600 10600 41600 10950
Connection ~ 41600 10950
Wire Wire Line
	41600 10950 42000 10950
Wire Wire Line
	40650 10600 40650 11050
Connection ~ 40650 11050
Wire Wire Line
	40650 11050 40250 11050
Wire Wire Line
	19800 9100 20400 9100
Wire Wire Line
	20400 9100 20400 8850
Connection ~ 19800 9100
Wire Wire Line
	19900 9200 20500 9200
Wire Wire Line
	20500 9200 20500 8850
Connection ~ 19900 9200
Wire Wire Line
	19800 9100 19800 12850
NoConn ~ 20600 8850
NoConn ~ 20700 8850
NoConn ~ 20800 8850
Wire Wire Line
	20900 9600 20900 8850
Wire Wire Line
	19750 9600 20900 9600
Wire Wire Line
	21000 9700 21000 8850
Wire Wire Line
	19750 9700 21000 9700
Wire Wire Line
	20900 9600 21550 9600
Connection ~ 20900 9600
Wire Wire Line
	21000 9700 21550 9700
Connection ~ 21000 9700
Wire Wire Line
	20100 9800 21100 9800
Wire Wire Line
	21100 9800 21100 8850
NoConn ~ 21200 8850
$Comp
L Device:R_Network09_US RP4
U 1 1 68C80F05
P 20800 10200
F 0 "RP4" H 20320 10154 50  0000 R CNN
F 1 "1K" H 20320 10245 50  0000 R CNN
F 2 "Resistor_THT:R_Array_SIP10" V 21375 10200 50  0001 C CNN
F 3 "http://www.vishay.com/docs/31509/csc.pdf" H 20800 10200 50  0001 C CNN
	1    20800 10200
	-1   0    0    1   
$EndComp
$Comp
L power:GND #PWR0163
U 1 1 68C86806
P 21200 10400
F 0 "#PWR0163" H 21200 10150 50  0001 C CNN
F 1 "GND" H 21205 10227 50  0000 C CNN
F 2 "" H 21200 10400 50  0001 C CNN
F 3 "" H 21200 10400 50  0001 C CNN
	1    21200 10400
	1    0    0    -1  
$EndComp
Wire Wire Line
	19750 9500 20800 9500
Wire Wire Line
	20800 10000 20800 9500
Connection ~ 20800 9500
Wire Wire Line
	20800 9500 21550 9500
Wire Wire Line
	20700 10000 20700 9400
Wire Wire Line
	20700 9400 20000 9400
Connection ~ 20000 9400
Wire Wire Line
	19750 9300 20600 9300
Wire Wire Line
	20600 10000 20600 9300
Connection ~ 20600 9300
Wire Wire Line
	20600 9300 21550 9300
Wire Wire Line
	21000 30050 21000 30350
Wire Wire Line
	21000 30350 22400 30350
Connection ~ 21000 30050
Wire Wire Line
	21000 30050 21300 30050
Wire Wire Line
	20550 30050 20550 29150
Wire Wire Line
	20550 29150 18550 29150
Wire Wire Line
	18550 29150 18550 29950
Connection ~ 20550 30050
Wire Wire Line
	20550 30050 21000 30050
Wire Wire Line
	18550 29950 18800 29950
Text Label 18250 10000 0    50   ~ 0
U1_PAL_OE#
Wire Wire Line
	18250 10000 18750 10000
Text Notes 1000 1350 0    50   ~ 0
TODO: \nF vs LS logic family\nrearrange to make it look better\nsignal names\nPAL reverse engineering
Wire Notes Line
	2900 3550 8500 3550
Wire Notes Line
	8500 3550 8500 5600
Wire Notes Line
	8500 5600 2900 5600
Wire Notes Line
	2900 5600 2900 3550
Text Notes 5150 3650 0    50   ~ 0
WAIT STATE GENERATOR
Connection ~ 15550 26000
Wire Wire Line
	15550 26000 15550 26850
Wire Wire Line
	14500 27000 16800 27000
$Comp
L power:VCC #PWR0164
U 1 1 6F8101A5
P 18850 22700
F 0 "#PWR0164" H 18850 22550 50  0001 C CNN
F 1 "VCC" V 18868 22827 50  0000 L CNN
F 2 "" H 18850 22700 50  0001 C CNN
F 3 "" H 18850 22700 50  0001 C CNN
	1    18850 22700
	0    -1   -1   0   
$EndComp
$Comp
L power:GND #PWR0165
U 1 1 6F810B1D
P 18850 24600
F 0 "#PWR0165" H 18850 24350 50  0001 C CNN
F 1 "GND" H 18855 24427 50  0000 C CNN
F 2 "" H 18850 24600 50  0001 C CNN
F 3 "" H 18850 24600 50  0001 C CNN
	1    18850 24600
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0166
U 1 1 6F81490C
P 28800 25500
F 0 "#PWR0166" H 28800 25250 50  0001 C CNN
F 1 "GND" H 28805 25327 50  0000 C CNN
F 2 "" H 28800 25500 50  0001 C CNN
F 3 "" H 28800 25500 50  0001 C CNN
	1    28800 25500
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0167
U 1 1 6F818865
P 28800 24000
F 0 "#PWR0167" H 28800 23750 50  0001 C CNN
F 1 "GND" V 28805 23872 50  0000 R CNN
F 2 "" H 28800 24000 50  0001 C CNN
F 3 "" H 28800 24000 50  0001 C CNN
	1    28800 24000
	0    1    1    0   
$EndComp
$Comp
L power:VCC #PWR0168
U 1 1 6F819748
P 28800 24100
F 0 "#PWR0168" H 28800 23950 50  0001 C CNN
F 1 "VCC" V 28818 24227 50  0000 L CNN
F 2 "" H 28800 24100 50  0001 C CNN
F 3 "" H 28800 24100 50  0001 C CNN
	1    28800 24100
	0    -1   -1   0   
$EndComp
$Comp
L power:VCC #PWR0169
U 1 1 6F81DC13
P 28800 22600
F 0 "#PWR0169" H 28800 22450 50  0001 C CNN
F 1 "VCC" V 28818 22727 50  0000 L CNN
F 2 "" H 28800 22600 50  0001 C CNN
F 3 "" H 28800 22600 50  0001 C CNN
	1    28800 22600
	0    -1   -1   0   
$EndComp
Connection ~ 26850 22200
Wire Wire Line
	26850 23800 26850 25300
Wire Wire Line
	27950 23700 28300 23700
Wire Wire Line
	27950 25200 28300 25200
Connection ~ 28250 22300
Wire Wire Line
	28250 22300 28250 22400
Wire Wire Line
	28900 22300 31550 22300
Wire Wire Line
	31550 22300 31550 23500
Wire Wire Line
	31550 23500 31650 23500
Wire Wire Line
	31450 23400 31650 23400
Wire Wire Line
	31950 25050 32200 25050
Connection ~ 31950 25050
$Comp
L power:VCC #PWR0170
U 1 1 736AA5D4
P 43550 14850
F 0 "#PWR0170" H 43550 14700 50  0001 C CNN
F 1 "VCC" V 43568 14977 50  0000 L CNN
F 2 "" H 43550 14850 50  0001 C CNN
F 3 "" H 43550 14850 50  0001 C CNN
	1    43550 14850
	0    -1   -1   0   
$EndComp
$Comp
L power:GND #PWR0171
U 1 1 736AE9C8
P 43550 16150
F 0 "#PWR0171" H 43550 15900 50  0001 C CNN
F 1 "GND" H 43555 15977 50  0000 C CNN
F 2 "" H 43550 16150 50  0001 C CNN
F 3 "" H 43550 16150 50  0001 C CNN
	1    43550 16150
	1    0    0    -1  
$EndComp
$Comp
L power:VCC #PWR0172
U 1 1 736B276F
P 41150 14350
F 0 "#PWR0172" H 41150 14200 50  0001 C CNN
F 1 "VCC" V 41168 14477 50  0000 L CNN
F 2 "" H 41150 14350 50  0001 C CNN
F 3 "" H 41150 14350 50  0001 C CNN
	1    41150 14350
	0    -1   -1   0   
$EndComp
$Comp
L power:VCC #PWR0173
U 1 1 736B2E5F
P 38250 12200
F 0 "#PWR0173" H 38250 12050 50  0001 C CNN
F 1 "VCC" V 38268 12327 50  0000 L CNN
F 2 "" H 38250 12200 50  0001 C CNN
F 3 "" H 38250 12200 50  0001 C CNN
	1    38250 12200
	0    -1   -1   0   
$EndComp
$Comp
L power:VCC #PWR0174
U 1 1 736B4CB7
P 38250 10250
F 0 "#PWR0174" H 38250 10100 50  0001 C CNN
F 1 "VCC" V 38268 10377 50  0000 L CNN
F 2 "" H 38250 10250 50  0001 C CNN
F 3 "" H 38250 10250 50  0001 C CNN
	1    38250 10250
	0    -1   -1   0   
$EndComp
$Comp
L power:GND #PWR0175
U 1 1 736B54BA
P 38250 11850
F 0 "#PWR0175" H 38250 11600 50  0001 C CNN
F 1 "GND" H 38255 11677 50  0000 C CNN
F 2 "" H 38250 11850 50  0001 C CNN
F 3 "" H 38250 11850 50  0001 C CNN
	1    38250 11850
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0176
U 1 1 736B5E12
P 35700 11400
F 0 "#PWR0176" H 35700 11150 50  0001 C CNN
F 1 "GND" V 35705 11272 50  0000 R CNN
F 2 "" H 35700 11400 50  0001 C CNN
F 3 "" H 35700 11400 50  0001 C CNN
	1    35700 11400
	0    1    1    0   
$EndComp
$Comp
L power:VCC #PWR0177
U 1 1 736B709B
P 35700 11650
F 0 "#PWR0177" H 35700 11500 50  0001 C CNN
F 1 "VCC" V 35718 11777 50  0000 L CNN
F 2 "" H 35700 11650 50  0001 C CNN
F 3 "" H 35700 11650 50  0001 C CNN
	1    35700 11650
	0    -1   -1   0   
$EndComp
$Comp
L power:VCC #PWR0178
U 1 1 736B77FE
P 33100 11500
F 0 "#PWR0178" H 33100 11350 50  0001 C CNN
F 1 "VCC" V 33118 11627 50  0000 L CNN
F 2 "" H 33100 11500 50  0001 C CNN
F 3 "" H 33100 11500 50  0001 C CNN
	1    33100 11500
	0    -1   -1   0   
$EndComp
$Comp
L power:GND #PWR0179
U 1 1 736B7E15
P 33100 11250
F 0 "#PWR0179" H 33100 11000 50  0001 C CNN
F 1 "GND" V 33105 11122 50  0000 R CNN
F 2 "" H 33100 11250 50  0001 C CNN
F 3 "" H 33100 11250 50  0001 C CNN
	1    33100 11250
	0    1    1    0   
$EndComp
$Comp
L power:VCC #PWR0180
U 1 1 736BA169
P 35700 9800
F 0 "#PWR0180" H 35700 9650 50  0001 C CNN
F 1 "VCC" V 35718 9927 50  0000 L CNN
F 2 "" H 35700 9800 50  0001 C CNN
F 3 "" H 35700 9800 50  0001 C CNN
	1    35700 9800
	0    -1   -1   0   
$EndComp
$Comp
L power:VCC #PWR0181
U 1 1 736BA806
P 33100 9650
F 0 "#PWR0181" H 33100 9500 50  0001 C CNN
F 1 "VCC" V 33118 9777 50  0000 L CNN
F 2 "" H 33100 9650 50  0001 C CNN
F 3 "" H 33100 9650 50  0001 C CNN
	1    33100 9650
	0    -1   -1   0   
$EndComp
$Comp
L power:GND #PWR0182
U 1 1 736BAF8B
P 35700 9550
F 0 "#PWR0182" H 35700 9300 50  0001 C CNN
F 1 "GND" V 35705 9422 50  0000 R CNN
F 2 "" H 35700 9550 50  0001 C CNN
F 3 "" H 35700 9550 50  0001 C CNN
	1    35700 9550
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR0183
U 1 1 736BB6FB
P 35700 7700
F 0 "#PWR0183" H 35700 7450 50  0001 C CNN
F 1 "GND" V 35705 7572 50  0000 R CNN
F 2 "" H 35700 7700 50  0001 C CNN
F 3 "" H 35700 7700 50  0001 C CNN
	1    35700 7700
	0    1    1    0   
$EndComp
$Comp
L power:VCC #PWR0184
U 1 1 736BC337
P 35700 7950
F 0 "#PWR0184" H 35700 7800 50  0001 C CNN
F 1 "VCC" V 35718 8077 50  0000 L CNN
F 2 "" H 35700 7950 50  0001 C CNN
F 3 "" H 35700 7950 50  0001 C CNN
	1    35700 7950
	0    -1   -1   0   
$EndComp
$Comp
L power:GND #PWR0185
U 1 1 736BCA9C
P 35700 5850
F 0 "#PWR0185" H 35700 5600 50  0001 C CNN
F 1 "GND" V 35705 5722 50  0000 R CNN
F 2 "" H 35700 5850 50  0001 C CNN
F 3 "" H 35700 5850 50  0001 C CNN
	1    35700 5850
	0    1    1    0   
$EndComp
$Comp
L power:VCC #PWR0186
U 1 1 736BD15F
P 35700 6100
F 0 "#PWR0186" H 35700 5950 50  0001 C CNN
F 1 "VCC" V 35718 6227 50  0000 L CNN
F 2 "" H 35700 6100 50  0001 C CNN
F 3 "" H 35700 6100 50  0001 C CNN
	1    35700 6100
	0    -1   -1   0   
$EndComp
$Comp
L power:VCC #PWR0187
U 1 1 736BD893
P 35700 4250
F 0 "#PWR0187" H 35700 4100 50  0001 C CNN
F 1 "VCC" V 35718 4377 50  0000 L CNN
F 2 "" H 35700 4250 50  0001 C CNN
F 3 "" H 35700 4250 50  0001 C CNN
	1    35700 4250
	0    -1   -1   0   
$EndComp
$Comp
L power:VCC #PWR0188
U 1 1 736BDE78
P 38850 6000
F 0 "#PWR0188" H 38850 5850 50  0001 C CNN
F 1 "VCC" V 38868 6127 50  0000 L CNN
F 2 "" H 38850 6000 50  0001 C CNN
F 3 "" H 38850 6000 50  0001 C CNN
	1    38850 6000
	0    -1   -1   0   
$EndComp
$Comp
L power:GND #PWR0189
U 1 1 736BFEBB
P 38750 5450
F 0 "#PWR0189" H 38750 5200 50  0001 C CNN
F 1 "GND" H 38755 5277 50  0000 C CNN
F 2 "" H 38750 5450 50  0001 C CNN
F 3 "" H 38750 5450 50  0001 C CNN
	1    38750 5450
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0190
U 1 1 736C3F4A
P 38950 5450
F 0 "#PWR0190" H 38950 5200 50  0001 C CNN
F 1 "GND" H 38955 5277 50  0000 C CNN
F 2 "" H 38950 5450 50  0001 C CNN
F 3 "" H 38950 5450 50  0001 C CNN
	1    38950 5450
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0191
U 1 1 73914A07
P 41750 7500
F 0 "#PWR0191" H 41750 7250 50  0001 C CNN
F 1 "GND" H 41755 7327 50  0000 C CNN
F 2 "" H 41750 7500 50  0001 C CNN
F 3 "" H 41750 7500 50  0001 C CNN
	1    41750 7500
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0192
U 1 1 73914FCD
P 41750 9700
F 0 "#PWR0192" H 41750 9450 50  0001 C CNN
F 1 "GND" H 41755 9527 50  0000 C CNN
F 2 "" H 41750 9700 50  0001 C CNN
F 3 "" H 41750 9700 50  0001 C CNN
	1    41750 9700
	1    0    0    -1  
$EndComp
$Comp
L power:VCC #PWR0193
U 1 1 7391553D
P 41750 8100
F 0 "#PWR0193" H 41750 7950 50  0001 C CNN
F 1 "VCC" V 41768 8227 50  0000 L CNN
F 2 "" H 41750 8100 50  0001 C CNN
F 3 "" H 41750 8100 50  0001 C CNN
	1    41750 8100
	0    -1   -1   0   
$EndComp
$Comp
L power:VCC #PWR0194
U 1 1 73915D40
P 41750 5900
F 0 "#PWR0194" H 41750 5750 50  0001 C CNN
F 1 "VCC" V 41768 6027 50  0000 L CNN
F 2 "" H 41750 5900 50  0001 C CNN
F 3 "" H 41750 5900 50  0001 C CNN
	1    41750 5900
	0    -1   -1   0   
$EndComp
$Comp
L power:GND #PWR0195
U 1 1 7391F798
P 26600 6900
F 0 "#PWR0195" H 26600 6650 50  0001 C CNN
F 1 "GND" H 26605 6727 50  0000 C CNN
F 2 "" H 26600 6900 50  0001 C CNN
F 3 "" H 26600 6900 50  0001 C CNN
	1    26600 6900
	1    0    0    -1  
$EndComp
$Comp
L power:VCC #PWR0196
U 1 1 7391FEE5
P 26600 5300
F 0 "#PWR0196" H 26600 5150 50  0001 C CNN
F 1 "VCC" V 26618 5427 50  0000 L CNN
F 2 "" H 26600 5300 50  0001 C CNN
F 3 "" H 26600 5300 50  0001 C CNN
	1    26600 5300
	0    -1   -1   0   
$EndComp
$Comp
L power:VCC #PWR0197
U 1 1 73924565
P 19250 8900
F 0 "#PWR0197" H 19250 8750 50  0001 C CNN
F 1 "VCC" V 19268 9027 50  0000 L CNN
F 2 "" H 19250 8900 50  0001 C CNN
F 3 "" H 19250 8900 50  0001 C CNN
	1    19250 8900
	0    -1   -1   0   
$EndComp
$Comp
L power:GND #PWR0198
U 1 1 739289E3
P 19250 10200
F 0 "#PWR0198" H 19250 9950 50  0001 C CNN
F 1 "GND" H 19255 10027 50  0000 C CNN
F 2 "" H 19250 10200 50  0001 C CNN
F 3 "" H 19250 10200 50  0001 C CNN
	1    19250 10200
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0199
U 1 1 7392CC97
P 14050 13550
F 0 "#PWR0199" H 14050 13300 50  0001 C CNN
F 1 "GND" H 14055 13377 50  0000 C CNN
F 2 "" H 14050 13550 50  0001 C CNN
F 3 "" H 14050 13550 50  0001 C CNN
	1    14050 13550
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0200
U 1 1 739309DD
P 14050 11400
F 0 "#PWR0200" H 14050 11150 50  0001 C CNN
F 1 "GND" H 14055 11227 50  0000 C CNN
F 2 "" H 14050 11400 50  0001 C CNN
F 3 "" H 14050 11400 50  0001 C CNN
	1    14050 11400
	1    0    0    -1  
$EndComp
$Comp
L power:VCC #PWR0201
U 1 1 7393508B
P 14050 9900
F 0 "#PWR0201" H 14050 9750 50  0001 C CNN
F 1 "VCC" V 14068 10027 50  0000 L CNN
F 2 "" H 14050 9900 50  0001 C CNN
F 3 "" H 14050 9900 50  0001 C CNN
	1    14050 9900
	0    -1   -1   0   
$EndComp
$Comp
L power:VCC #PWR0202
U 1 1 73939275
P 14050 12050
F 0 "#PWR0202" H 14050 11900 50  0001 C CNN
F 1 "VCC" V 14068 12177 50  0000 L CNN
F 2 "" H 14050 12050 50  0001 C CNN
F 3 "" H 14050 12050 50  0001 C CNN
	1    14050 12050
	0    -1   -1   0   
$EndComp
$Comp
L power:GND #PWR0203
U 1 1 7393B8C6
P 7500 11250
F 0 "#PWR0203" H 7500 11000 50  0001 C CNN
F 1 "GND" H 7505 11077 50  0000 C CNN
F 2 "" H 7500 11250 50  0001 C CNN
F 3 "" H 7500 11250 50  0001 C CNN
	1    7500 11250
	-1   0    0    -1  
$EndComp
$Comp
L power:VCC #PWR0204
U 1 1 7393BD59
P 7500 9650
F 0 "#PWR0204" H 7500 9500 50  0001 C CNN
F 1 "VCC" V 7517 9777 50  0000 L CNN
F 2 "" H 7500 9650 50  0001 C CNN
F 3 "" H 7500 9650 50  0001 C CNN
	1    7500 9650
	0    -1   1    0   
$EndComp
$Comp
L power:VCC #PWR0205
U 1 1 7393C422
P 7500 7800
F 0 "#PWR0205" H 7500 7650 50  0001 C CNN
F 1 "VCC" V 7517 7927 50  0000 L CNN
F 2 "" H 7500 7800 50  0001 C CNN
F 3 "" H 7500 7800 50  0001 C CNN
	1    7500 7800
	0    -1   1    0   
$EndComp
$Comp
L power:VCC #PWR0206
U 1 1 7393D24F
P 7500 5950
F 0 "#PWR0206" H 7500 5800 50  0001 C CNN
F 1 "VCC" V 7517 6077 50  0000 L CNN
F 2 "" H 7500 5950 50  0001 C CNN
F 3 "" H 7500 5950 50  0001 C CNN
	1    7500 5950
	0    -1   1    0   
$EndComp
$Comp
L power:GND #PWR0207
U 1 1 7393DEE3
P 7500 7550
F 0 "#PWR0207" H 7500 7300 50  0001 C CNN
F 1 "GND" V 7505 7422 50  0000 R CNN
F 2 "" H 7500 7550 50  0001 C CNN
F 3 "" H 7500 7550 50  0001 C CNN
	1    7500 7550
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR0208
U 1 1 73942284
P 7500 9400
F 0 "#PWR0208" H 7500 9150 50  0001 C CNN
F 1 "GND" V 7505 9272 50  0000 R CNN
F 2 "" H 7500 9400 50  0001 C CNN
F 3 "" H 7500 9400 50  0001 C CNN
	1    7500 9400
	0    1    1    0   
$EndComp
Wire Wire Line
	14600 3600 24050 3600
Connection ~ 23650 7250
Wire Wire Line
	22950 7250 23000 7250
Wire Wire Line
	22000 6850 22000 6800
Wire Wire Line
	22000 6800 23000 6800
Wire Wire Line
	23000 6800 23000 7250
Connection ~ 23000 7250
Wire Wire Line
	23000 7250 23650 7250
Wire Wire Line
	21100 7250 21200 7250
Wire Wire Line
	21200 7250 21200 7150
Wire Wire Line
	21200 7150 21700 7150
Wire Wire Line
	20500 7150 20200 7150
Wire Wire Line
	23400 11500 23550 11500
Text Notes 22200 6900 0    50   ~ 0
CHECK???
Wire Wire Line
	23250 6600 23250 6400
Wire Wire Line
	23250 6400 22950 6400
Wire Wire Line
	20000 6500 20000 9400
Connection ~ 24200 6600
Wire Wire Line
	24200 6600 26100 6600
Wire Wire Line
	24200 4650 24450 4650
Wire Wire Line
	23350 4750 24450 4750
Connection ~ 21200 7150
Wire Wire Line
	21200 5550 21200 7150
$Comp
L 74xx:74LS74 U13
U 1 1 6C09BDA2
P 24750 5650
F 0 "U13" H 24750 6131 50  0000 C CNN
F 1 "74F74" H 24750 6040 50  0000 C CNN
F 2 "" H 24750 5650 50  0001 C CNN
F 3 "74xx/74hc_hct74.pdf" H 24750 5650 50  0001 C CNN
	1    24750 5650
	1    0    0    -1  
$EndComp
Text Label 23350 5650 0    50   ~ 0
U1_PAL_CLOCK
Wire Wire Line
	24450 5650 23350 5650
Wire Wire Line
	24450 5550 24200 5550
Wire Wire Line
	24200 6600 24200 5550
Wire Wire Line
	24200 5550 24200 4650
Connection ~ 24200 5550
Wire Wire Line
	23950 6600 24200 6600
Text Label 25550 5750 2    50   ~ 0
U1_PAL_OE#
Wire Wire Line
	25050 5750 25550 5750
$Comp
L power:VCC #PWR?
U 1 1 648A5A39
P 24750 5350
F 0 "#PWR?" H 24750 5200 50  0001 C CNN
F 1 "VCC" V 24768 5477 50  0000 L CNN
F 2 "" H 24750 5350 50  0001 C CNN
F 3 "" H 24750 5350 50  0001 C CNN
	1    24750 5350
	0    -1   -1   0   
$EndComp
Wire Wire Line
	24750 5100 24300 5100
Wire Wire Line
	24300 5100 24300 6000
Wire Wire Line
	24750 5100 24750 5050
Wire Wire Line
	24300 6000 24750 6000
Wire Wire Line
	24750 5950 24750 6000
Wire Wire Line
	23650 7250 24300 7250
Wire Wire Line
	24300 6000 24300 7250
Connection ~ 24300 6000
Wire Wire Line
	21350 5350 21200 5350
Wire Wire Line
	21200 5350 21200 3950
Wire Wire Line
	21200 3950 25050 3950
Wire Wire Line
	19500 12400 19500 12350
Wire Wire Line
	22100 12000 19500 12000
Wire Wire Line
	19500 12000 18950 12000
Connection ~ 19500 12000
Wire Wire Line
	19500 12150 19500 12000
$Comp
L Device:R_Small_US R8
U 1 1 6173CA81
P 19500 12250
F 0 "R8" H 19568 12296 50  0000 L CNN
F 1 "33" H 19568 12205 50  0000 L CNN
F 2 "" H 19500 12250 50  0001 C CNN
F 3 "~" H 19500 12250 50  0001 C CNN
	1    19500 12250
	1    0    0    -1  
$EndComp
Text Label 18950 12000 0    50   ~ 0
HOST_READY
Wire Wire Line
	20200 10950 23550 10950
Wire Wire Line
	23550 10950 23550 11500
Wire Wire Line
	20200 7150 20200 10950
NoConn ~ 20500 10000
NoConn ~ 20400 10000
NoConn ~ 20900 10000
NoConn ~ 21000 10000
NoConn ~ 21100 10000
NoConn ~ 21200 10000
Wire Wire Line
	21500 7050 21500 8250
Connection ~ 21500 7050
Wire Wire Line
	21500 7050 21700 7050
Wire Wire Line
	21500 8250 24400 8250
Text Label 18350 6800 0    50   ~ 0
TIMING_UNK2
Wire Wire Line
	18350 6800 19000 6800
Wire Wire Line
	19000 6600 17550 6600
Wire Wire Line
	12200 3700 25450 3700
Wire Wire Line
	17550 11650 17550 12450
Wire Wire Line
	17550 11650 17750 11650
Connection ~ 17550 11650
Wire Wire Line
	17750 11750 15400 11750
Wire Wire Line
	15400 11750 15400 10700
Wire Wire Line
	15400 10700 14550 10700
Wire Wire Line
	17550 6600 17550 11650
Wire Wire Line
	16700 8050 16700 10000
Wire Wire Line
	16900 11300 16600 11300
Wire Wire Line
	16600 11300 16600 10300
Wire Wire Line
	14550 10300 16600 10300
Wire Wire Line
	15500 10500 15500 10900
Wire Wire Line
	15500 10900 15750 10900
Wire Wire Line
	15750 10700 15650 10700
Wire Wire Line
	15650 10700 15650 9700
Wire Wire Line
	17450 9700 17450 10100
Wire Wire Line
	14550 10500 15500 10500
Wire Wire Line
	16350 10800 16450 10800
Wire Wire Line
	16450 10800 16450 9500
Wire Wire Line
	16450 9500 12900 9500
Wire Wire Line
	12900 9500 12900 10600
Wire Wire Line
	12900 10600 13550 10600
Wire Wire Line
	15000 12550 15000 12650
Wire Wire Line
	16200 12750 16200 12650
Wire Wire Line
	16200 12650 16200 11800
Wire Wire Line
	16200 11800 13150 11800
Wire Wire Line
	13150 10800 13150 11800
Connection ~ 16200 12650
Wire Wire Line
	14550 12750 15850 12750
Wire Wire Line
	12900 10600 12900 12350
Wire Wire Line
	12900 12350 13550 12350
Connection ~ 12900 10600
Wire Wire Line
	27000 7600 27600 7600
Text Notes 25100 4900 0    50   ~ 0
CHECK???
Text Notes 25100 5550 0    50   ~ 0
CHECK???
Text Label 43650 11150 0    50   ~ 0
MUX_RASCAS
Text Label 43650 13500 0    50   ~ 0
MUX_RASCAS
Wire Wire Line
	43550 11150 43550 13500
Wire Wire Line
	17650 14650 17650 14700
Wire Wire Line
	17650 14700 18250 14700
Connection ~ 17650 14700
Wire Wire Line
	17650 14700 17650 14750
Text Label 18250 14700 2    50   ~ 0
MUX_RASCAS
Wire Wire Line
	12900 12350 12900 14650
Wire Wire Line
	12900 14650 13500 14650
Connection ~ 12900 12350
Wire Wire Line
	15850 14650 17150 14650
Wire Wire Line
	16500 14750 17150 14750
Wire Wire Line
	14550 12350 16500 12350
Wire Wire Line
	16500 12350 16500 14750
Text Label 15150 12650 0    50   ~ 0
RAM_RAS_DEL
Text Label 15150 12750 0    50   ~ 0
RAM_RAS_DEL2
Wire Wire Line
	14700 12550 14700 11900
Wire Wire Line
	14700 11900 13150 11900
Wire Wire Line
	13150 11900 13150 12750
Connection ~ 14700 12550
Wire Wire Line
	13150 12750 13550 12750
Wire Wire Line
	14700 12550 15000 12550
Text Label 10950 11200 0    50   ~ 0
RAM_RAS_DEL3
Wire Wire Line
	15650 9700 17450 9700
Text Label 14400 8150 0    50   ~ 0
RAM_PRERAS
Text Notes 18300 30950 0    50   ~ 0
Enter passive mode: clears the latch\nTo set latch, exit passive mode and get CLK# falling edge.\nto set BUS_LATCH, clear latch, then exit passive mode, and it happens when CLK# is 1
Text Notes 13550 7400 0    50   ~ 0
8086 access?
Wire Wire Line
	14600 10200 16750 10200
Text Notes 20000 9800 0    50   Italic 10
Must go low
Text Notes 17750 10500 0    50   ~ 0
O12 = !((I2 & I3 & I4 & I5 & I9) | (I2 & I3 & I4))
Text Notes 17750 10600 0    50   ~ 0
O12 = !(I2 & I3 & I4 & I5 & I9) & !(I2 & I3 & I4)
Text Notes 17750 10700 0    50   ~ 0
O12 = (!I2 | !I3 | !I4 | !I5 | !I9) & (!I2 | !I3 | !I4)
Text Notes 17750 10800 0    50   ~ 0
O12 = (CYC != 15) | !HIGH_BYTE) & (CYC != 7 & CYC != 15)
Text Label 20850 26050 0    50   ~ 0
BHE
Text Label 20800 25850 0    50   ~ 0
AD0_IS_0
$EndSCHEMATC