EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr A3 11693 16535 portrait
encoding utf-8
Sheet 1 1
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L Connector_Generic:Conn_01x40 J1
U 1 1 5D4D81A3
P 850 2800
F 0 "J1" H 768 4917 50  0000 C CNN
F 1 "Conn_01x40" H 768 4826 50  0000 C CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x40_P2.54mm_Vertical" H 850 2800 50  0001 C CNN
F 3 "~" H 850 2800 50  0001 C CNN
	1    850  2800
	-1   0    0    -1  
$EndComp
Text GLabel 1050 1700 2    50   Output ~ 0
A7
Text GLabel 1050 1800 2    50   Output ~ 0
A6
Text GLabel 1050 1900 2    50   Output ~ 0
A5
Text GLabel 1050 2000 2    50   Output ~ 0
A4
Text GLabel 1050 2100 2    50   Output ~ 0
A3
Text GLabel 1050 2200 2    50   Output ~ 0
A2
Text GLabel 1050 2300 2    50   Output ~ 0
A1
Text GLabel 1050 2500 2    50   Output ~ 0
GND
Text GLabel 1050 2600 2    50   Output ~ 0
VCC
Text GLabel 1050 2700 2    50   Output ~ 0
M1
Text GLabel 1050 3200 2    50   Output ~ 0
WR
Text GLabel 1050 3300 2    50   Output ~ 0
RD
Text GLabel 1050 3400 2    50   Output ~ 0
IORQ
Text GLabel 1050 3500 2    50   3State ~ 0
D0
Text GLabel 1050 3600 2    50   3State ~ 0
D1
Text GLabel 1050 3700 2    50   3State ~ 0
D2
Text GLabel 1050 3800 2    50   3State ~ 0
D3
Text GLabel 1050 3900 2    50   3State ~ 0
D4
Text GLabel 1050 4000 2    50   3State ~ 0
D5
Text GLabel 1050 4100 2    50   3State ~ 0
D6
Text GLabel 1050 4200 2    50   3State ~ 0
D7
$Comp
L Device:C C1
U 1 1 5D57E02E
P 1700 6650
F 0 "C1" H 1815 6696 50  0000 L CNN
F 1 "0.1uF" H 1815 6605 50  0000 L CNN
F 2 "Capacitor_THT:C_Disc_D3.0mm_W2.0mm_P2.50mm" H 1738 6500 50  0001 C CNN
F 3 "~" H 1700 6650 50  0001 C CNN
	1    1700 6650
	1    0    0    -1  
$EndComp
$Comp
L Device:C C2
U 1 1 5D57E8D5
P 2150 6650
F 0 "C2" H 2265 6696 50  0000 L CNN
F 1 "0.1uF" H 2265 6605 50  0000 L CNN
F 2 "Capacitor_THT:C_Disc_D3.0mm_W2.0mm_P2.50mm" H 2188 6500 50  0001 C CNN
F 3 "~" H 2150 6650 50  0001 C CNN
	1    2150 6650
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0105
U 1 1 5D580F42
P 1700 6800
F 0 "#PWR0105" H 1700 6550 50  0001 C CNN
F 1 "GND" H 1705 6627 50  0000 C CNN
F 2 "" H 1700 6800 50  0001 C CNN
F 3 "" H 1700 6800 50  0001 C CNN
	1    1700 6800
	1    0    0    -1  
$EndComp
$Comp
L power:+5V #PWR0106
U 1 1 5D581782
P 1700 6500
F 0 "#PWR0106" H 1700 6350 50  0001 C CNN
F 1 "+5V" H 1715 6673 50  0000 C CNN
F 2 "" H 1700 6500 50  0001 C CNN
F 3 "" H 1700 6500 50  0001 C CNN
	1    1700 6500
	1    0    0    -1  
$EndComp
$Comp
L power:PWR_FLAG #FLG0101
U 1 1 5D5820E1
P 2150 6500
F 0 "#FLG0101" H 2150 6575 50  0001 C CNN
F 1 "PWR_FLAG" H 2150 6673 50  0000 C CNN
F 2 "" H 2150 6500 50  0001 C CNN
F 3 "~" H 2150 6500 50  0001 C CNN
	1    2150 6500
	1    0    0    -1  
$EndComp
Connection ~ 2150 6500
$Comp
L power:PWR_FLAG #FLG0102
U 1 1 5D5827AF
P 2150 6800
F 0 "#FLG0102" H 2150 6875 50  0001 C CNN
F 1 "PWR_FLAG" H 2150 6973 50  0000 C CNN
F 2 "" H 2150 6800 50  0001 C CNN
F 3 "~" H 2150 6800 50  0001 C CNN
	1    2150 6800
	-1   0    0    1   
$EndComp
Connection ~ 2150 6800
Connection ~ 1700 6800
Connection ~ 1700 6500
Wire Wire Line
	1700 6500 2150 6500
Wire Wire Line
	1700 6800 2150 6800
Text GLabel 1500 6500 0    50   Input ~ 0
VCC
Text GLabel 1500 6800 0    50   Input ~ 0
GND
Wire Wire Line
	1500 6500 1700 6500
Wire Wire Line
	1700 6800 1500 6800
$Comp
L Device:C C3
U 1 1 5D604425
P 2650 6650
F 0 "C3" H 2765 6696 50  0000 L CNN
F 1 "0.1uF" H 2765 6605 50  0000 L CNN
F 2 "Capacitor_THT:C_Disc_D3.0mm_W2.0mm_P2.50mm" H 2688 6500 50  0001 C CNN
F 3 "~" H 2650 6650 50  0001 C CNN
	1    2650 6650
	1    0    0    -1  
$EndComp
$Comp
L Device:C C4
U 1 1 5D60442F
P 3100 6650
F 0 "C4" H 3215 6696 50  0000 L CNN
F 1 "0.1uF" H 3215 6605 50  0000 L CNN
F 2 "Capacitor_THT:C_Disc_D3.0mm_W2.0mm_P2.50mm" H 3138 6500 50  0001 C CNN
F 3 "~" H 3100 6650 50  0001 C CNN
	1    3100 6650
	1    0    0    -1  
$EndComp
Connection ~ 2650 6800
Connection ~ 2650 6500
Wire Wire Line
	2650 6500 3100 6500
Wire Wire Line
	2650 6800 3100 6800
Wire Wire Line
	2150 6500 2650 6500
Wire Wire Line
	2150 6800 2650 6800
NoConn ~ 1050 3100
NoConn ~ 1050 2900
NoConn ~ 1050 4300
NoConn ~ 1050 4400
NoConn ~ 1050 4500
NoConn ~ 1050 4600
NoConn ~ 1050 4700
NoConn ~ 1050 4800
$Comp
L Connector_Generic:Conn_01x40 J2
U 1 1 5E41EBB9
P 10850 2800
F 0 "J2" H 10768 4917 50  0000 C CNN
F 1 "Conn_01x40" H 10768 4826 50  0000 C CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x40_P2.54mm_Vertical" H 10850 2800 50  0001 C CNN
F 3 "~" H 10850 2800 50  0001 C CNN
	1    10850 2800
	1    0    0    -1  
$EndComp
Text GLabel 10650 1700 0    50   Output ~ 0
BA7
Text GLabel 10650 1800 0    50   Output ~ 0
BA6
Text GLabel 10650 1900 0    50   Output ~ 0
BA5
Text GLabel 10650 2000 0    50   Output ~ 0
BA4
Text GLabel 10650 2100 0    50   Output ~ 0
BA3
Text GLabel 10650 2200 0    50   Output ~ 0
BA2
Text GLabel 10650 2300 0    50   Output ~ 0
BA1
Text GLabel 10650 2500 0    50   Input ~ 0
GND
Text GLabel 10650 2600 0    50   Input ~ 0
VCC
Text GLabel 10650 2700 0    50   Output ~ 0
BM1
Text GLabel 10650 3200 0    50   Output ~ 0
BWR
Text GLabel 10650 3300 0    50   Output ~ 0
BRD
Text GLabel 10650 3400 0    50   Output ~ 0
BIORQ
Text GLabel 10650 3500 0    50   3State ~ 0
BD0
Text GLabel 10650 3600 0    50   3State ~ 0
BD1
Text GLabel 10650 3700 0    50   3State ~ 0
BD2
Text GLabel 10650 3800 0    50   3State ~ 0
BD3
Text GLabel 10650 3900 0    50   3State ~ 0
BD4
Text GLabel 10650 4000 0    50   3State ~ 0
BD5
Text GLabel 10650 4100 0    50   3State ~ 0
BD6
Text GLabel 10650 4200 0    50   3State ~ 0
BD7
NoConn ~ 10650 3100
NoConn ~ 10650 2900
NoConn ~ 10650 4300
NoConn ~ 10650 4400
NoConn ~ 10650 4500
NoConn ~ 10650 4600
NoConn ~ 10650 4700
NoConn ~ 10650 4800
Text GLabel 1050 2400 2    50   Output ~ 0
A0
Text GLabel 3700 5050 0    50   3State ~ 0
D0
Text GLabel 3700 5150 0    50   3State ~ 0
D1
Text GLabel 3700 5250 0    50   3State ~ 0
D2
Text GLabel 3700 5350 0    50   3State ~ 0
D3
Text GLabel 3700 5450 0    50   3State ~ 0
D4
Text GLabel 3700 5550 0    50   3State ~ 0
D5
Text GLabel 3700 5650 0    50   3State ~ 0
D6
Text GLabel 3700 5750 0    50   3State ~ 0
D7
Text GLabel 3700 4550 0    50   Input ~ 0
A15
Text GLabel 3700 4450 0    50   Input ~ 0
A14
Text GLabel 3700 4350 0    50   Input ~ 0
A13
Text GLabel 3700 4250 0    50   Input ~ 0
A12
Text GLabel 3700 4150 0    50   Input ~ 0
A11
Text GLabel 3700 4050 0    50   Input ~ 0
A10
Text GLabel 3700 3950 0    50   Input ~ 0
A9
Text GLabel 3700 3850 0    50   Input ~ 0
A8
Text GLabel 3700 4650 0    50   Input ~ 0
A0
Text GLabel 3700 4750 0    50   Input ~ 0
A1
NoConn ~ 3700 3550
NoConn ~ 5500 3550
Text GLabel 3700 3450 0    50   Input ~ 0
WR
Text GLabel 3700 3650 0    50   Input ~ 0
RD
Text GLabel 3700 3350 0    50   Input ~ 0
IOSEL
Text GLabel 1050 1600 2    50   Output ~ 0
A8
Text GLabel 1050 1500 2    50   Output ~ 0
A9
Text GLabel 1050 1400 2    50   Output ~ 0
A10
Text GLabel 1050 1300 2    50   Output ~ 0
A11
Text GLabel 1050 1200 2    50   Output ~ 0
A12
Text GLabel 1050 1100 2    50   Output ~ 0
A13
Text GLabel 1050 1000 2    50   Output ~ 0
A14
Text GLabel 1050 900  2    50   Output ~ 0
A15
Text GLabel 10650 1600 0    50   Output ~ 0
BA8
Text GLabel 10650 1500 0    50   Output ~ 0
BA9
Text GLabel 10650 1400 0    50   Output ~ 0
BA10
Text GLabel 10650 1300 0    50   Output ~ 0
BA11
Text GLabel 10650 1200 0    50   Output ~ 0
BA12
Text GLabel 10650 1100 0    50   Output ~ 0
BA13
Text GLabel 10650 1000 0    50   Output ~ 0
BA14
Text GLabel 10650 900  0    50   Output ~ 0
BA15
Text GLabel 5500 5050 2    50   3State ~ 0
BD0
Text GLabel 5500 5150 2    50   3State ~ 0
BD1
Text GLabel 5500 5250 2    50   3State ~ 0
BD2
Text GLabel 5500 5350 2    50   3State ~ 0
BD3
Text GLabel 5500 5450 2    50   3State ~ 0
BD4
Text GLabel 5500 5550 2    50   3State ~ 0
BD5
Text GLabel 5500 5650 2    50   3State ~ 0
BD6
Text GLabel 5500 5750 2    50   3State ~ 0
BD7
Text GLabel 5500 4550 2    50   Input ~ 0
BA15
Text GLabel 5500 4450 2    50   Input ~ 0
BA14
Text GLabel 5500 4350 2    50   Input ~ 0
BA13
Text GLabel 5500 4250 2    50   Input ~ 0
BA12
Text GLabel 5500 4150 2    50   Input ~ 0
BA11
Text GLabel 5500 4050 2    50   Input ~ 0
BA10
Text GLabel 5500 3950 2    50   Input ~ 0
BA9
Text GLabel 5500 3850 2    50   Input ~ 0
BA8
Text GLabel 5500 4650 2    50   Input ~ 0
BA0
Text GLabel 5500 4750 2    50   Input ~ 0
BA1
Text GLabel 5500 3450 2    50   Input ~ 0
BWR
Text GLabel 5500 3650 2    50   Input ~ 0
BRD
Text GLabel 5500 3350 2    50   Input ~ 0
BIOSEL
$Comp
L 74xx:74LS138 U2
U 1 1 5E50E213
P 2850 1550
F 0 "U2" H 3200 2400 50  0000 C CNN
F 1 "74HCT138" H 3250 2300 50  0000 C CNN
F 2 "Package_DIP:DIP-16_W7.62mm" H 2850 1550 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS138" H 2850 1550 50  0001 C CNN
	1    2850 1550
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0101
U 1 1 5E510BEC
P 2850 2250
F 0 "#PWR0101" H 2850 2000 50  0001 C CNN
F 1 "GND" H 2855 2077 50  0000 C CNN
F 2 "" H 2850 2250 50  0001 C CNN
F 3 "" H 2850 2250 50  0001 C CNN
	1    2850 2250
	1    0    0    -1  
$EndComp
$Comp
L power:VCC #PWR0102
U 1 1 5E511174
P 2850 950
F 0 "#PWR0102" H 2850 800 50  0001 C CNN
F 1 "VCC" H 2867 1123 50  0000 C CNN
F 2 "" H 2850 950 50  0001 C CNN
F 3 "" H 2850 950 50  0001 C CNN
	1    2850 950 
	1    0    0    -1  
$EndComp
Text GLabel 2350 1250 0    50   Input ~ 0
A3
Text GLabel 2350 1350 0    50   Input ~ 0
A4
Text GLabel 1500 1650 0    50   Input ~ 0
A5
Text GLabel 2350 1950 0    50   Input ~ 0
IORQ
Text GLabel 1500 1850 0    50   Input ~ 0
A7
Text GLabel 2350 1450 0    50   Input ~ 0
A6
Wire Wire Line
	2100 1750 2350 1750
$Comp
L Connector_Generic:Conn_02x08_Odd_Even J3
U 1 1 5E51C7C7
P 3550 1550
F 0 "J3" H 3600 2067 50  0000 C CNN
F 1 "Conn_02x08_Odd_Even" H 3600 1976 50  0000 C CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_2x08_P2.54mm_Vertical" H 3550 1550 50  0001 C CNN
F 3 "~" H 3550 1550 50  0001 C CNN
	1    3550 1550
	1    0    0    -1  
$EndComp
Wire Wire Line
	3850 1250 3850 1350
Wire Wire Line
	3850 2100 4700 2100
Connection ~ 3850 1350
Wire Wire Line
	3850 1350 3850 1450
Connection ~ 3850 1450
Wire Wire Line
	3850 1450 3850 1550
Connection ~ 3850 1550
Wire Wire Line
	3850 1550 3850 1650
Connection ~ 3850 1650
Wire Wire Line
	3850 1650 3850 1750
Connection ~ 3850 1750
Wire Wire Line
	3850 1750 3850 1850
Connection ~ 3850 1850
Wire Wire Line
	3850 1850 3850 1950
Connection ~ 3850 1950
Wire Wire Line
	3850 1950 3850 2100
Text GLabel 4700 2100 2    50   Output ~ 0
IOSEL
$Comp
L 74xx:74LS138 U4
U 1 1 5E560A51
P 8500 1550
F 0 "U4" H 8850 2400 50  0000 C CNN
F 1 "74HCT138" H 8900 2300 50  0000 C CNN
F 2 "Package_DIP:DIP-16_W7.62mm" H 8500 1550 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS138" H 8500 1550 50  0001 C CNN
	1    8500 1550
	-1   0    0    -1  
$EndComp
$Comp
L power:GND #PWR0103
U 1 1 5E560A5B
P 8500 2250
F 0 "#PWR0103" H 8500 2000 50  0001 C CNN
F 1 "GND" H 8505 2077 50  0000 C CNN
F 2 "" H 8500 2250 50  0001 C CNN
F 3 "" H 8500 2250 50  0001 C CNN
	1    8500 2250
	-1   0    0    -1  
$EndComp
$Comp
L power:VCC #PWR0104
U 1 1 5E560A65
P 8500 950
F 0 "#PWR0104" H 8500 800 50  0001 C CNN
F 1 "VCC" H 8517 1123 50  0000 C CNN
F 2 "" H 8500 950 50  0001 C CNN
F 3 "" H 8500 950 50  0001 C CNN
	1    8500 950 
	-1   0    0    -1  
$EndComp
Text GLabel 9000 1250 2    50   Input ~ 0
BA3
Text GLabel 9000 1350 2    50   Input ~ 0
BA4
Text GLabel 9850 1650 2    50   Input ~ 0
BA5
Text GLabel 9000 1950 2    50   Input ~ 0
BIORQ
Text GLabel 9850 1850 2    50   Input ~ 0
BA7
Text GLabel 9000 1450 2    50   Input ~ 0
BA6
Wire Wire Line
	9250 1750 9000 1750
$Comp
L Connector_Generic:Conn_02x08_Odd_Even J4
U 1 1 5E560A81
P 7800 1550
F 0 "J4" H 7850 2067 50  0000 C CNN
F 1 "Conn_02x08_Odd_Even" H 7850 1976 50  0000 C CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_2x08_P2.54mm_Vertical" H 7800 1550 50  0001 C CNN
F 3 "~" H 7800 1550 50  0001 C CNN
	1    7800 1550
	-1   0    0    -1  
$EndComp
Wire Wire Line
	7500 1250 7500 1350
Wire Wire Line
	7500 2100 6650 2100
Connection ~ 7500 1350
Wire Wire Line
	7500 1350 7500 1450
Connection ~ 7500 1450
Wire Wire Line
	7500 1450 7500 1550
Connection ~ 7500 1550
Wire Wire Line
	7500 1550 7500 1650
Connection ~ 7500 1650
Wire Wire Line
	7500 1650 7500 1750
Connection ~ 7500 1750
Wire Wire Line
	7500 1750 7500 1850
Connection ~ 7500 1850
Wire Wire Line
	7500 1850 7500 1950
Connection ~ 7500 1950
Wire Wire Line
	7500 1950 7500 2100
Text GLabel 6650 2100 0    50   Output ~ 0
BIOSEL
$Comp
L power:GND #PWR0107
U 1 1 5E58568C
P 6800 7050
F 0 "#PWR0107" H 6800 6800 50  0001 C CNN
F 1 "GND" H 6805 6877 50  0000 C CNN
F 2 "" H 6800 7050 50  0001 C CNN
F 3 "" H 6800 7050 50  0001 C CNN
	1    6800 7050
	1    0    0    -1  
$EndComp
$Comp
L power:VCC #PWR0108
U 1 1 5E585D7D
P 6800 6050
F 0 "#PWR0108" H 6800 5900 50  0001 C CNN
F 1 "VCC" H 6817 6223 50  0000 C CNN
F 2 "" H 6800 6050 50  0001 C CNN
F 3 "" H 6800 6050 50  0001 C CNN
	1    6800 6050
	1    0    0    -1  
$EndComp
NoConn ~ 10650 2800
Text GLabel 10650 2400 0    50   Output ~ 0
BA0
NoConn ~ 1050 2800
$Comp
L DPRAM:IDT7130 U1
U 1 1 5E59C604
P 4600 4550
F 0 "U1" H 4600 6117 50  0000 C CNN
F 1 "IDT7130" H 4600 6026 50  0000 C CNN
F 2 "Package_DIP:DIP-48_W15.24mm" H 4600 4550 50  0001 C CNN
F 3 "" H 4600 4550 50  0001 C CNN
	1    4600 4550
	1    0    0    -1  
$EndComp
Text GLabel 3700 3250 0    50   3State ~ 0
INT
Text GLabel 5500 3250 2    50   3State ~ 0
BINT
Text GLabel 1050 3000 2    50   3State ~ 0
INT
Text GLabel 10650 3000 0    50   3State ~ 0
BINT
$Comp
L 74xx:74LS11 U3
U 1 1 5E5B348C
P 1800 1750
F 0 "U3" H 1800 2075 50  0000 C CNN
F 1 "74HCT11" H 1800 1984 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 1800 1750 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS11" H 1800 1750 50  0001 C CNN
	1    1800 1750
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS11 U3
U 2 1 5E5BE226
P 9550 1750
F 0 "U3" H 9550 1433 50  0000 C CNN
F 1 "74HCT11" H 9550 1524 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 9550 1750 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS11" H 9550 1750 50  0001 C CNN
	2    9550 1750
	-1   0    0    1   
$EndComp
Text GLabel 9850 1750 2    50   Input ~ 0
BA2
Text GLabel 1500 1750 0    50   Input ~ 0
A2
$Comp
L 74xx:74LS11 U3
U 4 1 5E5C6707
P 6800 6550
F 0 "U3" H 7030 6596 50  0000 L CNN
F 1 "74HCT11" H 7030 6505 50  0000 L CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 6800 6550 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS11" H 6800 6550 50  0001 C CNN
	4    6800 6550
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS11 U3
U 3 1 5E5CB397
P 8250 3900
F 0 "U3" H 8250 4225 50  0000 C CNN
F 1 "74HCT11" H 8250 4134 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 8250 3900 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS11" H 8250 3900 50  0001 C CNN
	3    8250 3900
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0109
U 1 1 5E5CD96B
P 7950 4300
F 0 "#PWR0109" H 7950 4050 50  0001 C CNN
F 1 "GND" H 7955 4127 50  0000 C CNN
F 2 "" H 7950 4300 50  0001 C CNN
F 3 "" H 7950 4300 50  0001 C CNN
	1    7950 4300
	1    0    0    -1  
$EndComp
Wire Wire Line
	7950 3800 7950 3900
Connection ~ 7950 3900
Wire Wire Line
	7950 3900 7950 4000
Connection ~ 7950 4000
Wire Wire Line
	7950 4000 7950 4300
NoConn ~ 8550 3900
NoConn ~ 1950 2500
Wire Wire Line
	9000 1850 9000 1950
Wire Wire Line
	2350 1850 2350 1950
$EndSCHEMATC
