EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr A4 11693 8268
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 950 2950
F 0 "J1" H 868 5067 50  0000 C CNN
F 1 "Conn_01x40" H 868 4976 50  0000 C CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x40_P2.54mm_Horizontal" H 950 2950 50  0001 C CNN
F 3 "~" H 950 2950 50  0001 C CNN
	1    950  2950
	-1   0    0    -1  
$EndComp
Text GLabel 1150 1850 2    50   Output ~ 0
A7
Text GLabel 1150 1950 2    50   Output ~ 0
A6
Text GLabel 1150 2050 2    50   Output ~ 0
A5
Text GLabel 1150 2150 2    50   Output ~ 0
A4
Text GLabel 1150 2250 2    50   Output ~ 0
A3
Text GLabel 1150 2350 2    50   Output ~ 0
A2
Text GLabel 1150 2450 2    50   Output ~ 0
A1
Text GLabel 1150 2550 2    50   Output ~ 0
A0
Text GLabel 1150 2650 2    50   Output ~ 0
GND
Text GLabel 1150 2750 2    50   Output ~ 0
VCC
Text GLabel 1150 2850 2    50   Output ~ 0
M1
Text GLabel 1150 2950 2    50   3State ~ 0
RESET
Text GLabel 1150 3350 2    50   Output ~ 0
WR
Text GLabel 1150 3450 2    50   Output ~ 0
RD
Text GLabel 1150 3550 2    50   Output ~ 0
IORQ
Text GLabel 1150 3650 2    50   3State ~ 0
D0
Text GLabel 1150 3750 2    50   3State ~ 0
D1
Text GLabel 1150 3850 2    50   3State ~ 0
D2
Text GLabel 1150 3950 2    50   3State ~ 0
D3
Text GLabel 1150 4050 2    50   3State ~ 0
D4
Text GLabel 1150 4150 2    50   3State ~ 0
D5
Text GLabel 1150 4250 2    50   3State ~ 0
D6
Text GLabel 1150 4350 2    50   3State ~ 0
D7
$Comp
L Alan:WD37C65C-DIP44 U1
U 1 1 5E4CDE10
P 6300 3350
F 0 "U1" H 6900 4950 50  0000 C CNN
F 1 "WD37C65C-DIP44" H 6900 4850 50  0000 C CNN
F 2 "Package_LCC:PLCC-44_THT-Socket" H 6300 3350 50  0001 C CNN
F 3 "" H 6300 3350 50  0001 C CNN
	1    6300 3350
	1    0    0    -1  
$EndComp
Text GLabel 5650 3300 0    50   Input ~ 0
A0
Text GLabel 5650 3750 0    50   3State ~ 0
D0
Text GLabel 5650 3850 0    50   3State ~ 0
D1
Text GLabel 5650 3950 0    50   3State ~ 0
D2
Text GLabel 5650 4050 0    50   3State ~ 0
D3
Text GLabel 5650 4150 0    50   3State ~ 0
D4
Text GLabel 5650 4250 0    50   3State ~ 0
D5
Text GLabel 5650 4350 0    50   3State ~ 0
D6
Text GLabel 5650 4450 0    50   3State ~ 0
D7
NoConn ~ 5650 2300
Text GLabel 5650 2700 0    50   Input ~ 0
RD
Text GLabel 5650 2800 0    50   Input ~ 0
WR
Text GLabel 4550 1700 0    50   Input ~ 0
RESET
Text GLabel 6950 2650 2    50   Output ~ 0
WGATE
Text GLabel 6950 2750 2    50   Output ~ 0
WDATA
Text GLabel 6950 2100 2    50   Output ~ 0
DRVSA
Text GLabel 6950 2200 2    50   Output ~ 0
DRVSB
Text GLabel 6950 2300 2    50   Output ~ 0
MOTEA
Text GLabel 6950 2400 2    50   Output ~ 0
MOTEB
Text GLabel 6950 2550 2    50   Output ~ 0
SIDE1
Text GLabel 6950 3550 2    50   Input ~ 0
TRK00
Text GLabel 6950 3650 2    50   Input ~ 0
INDEX
Text GLabel 6950 3450 2    50   Input ~ 0
WPT
Text GLabel 6950 3250 2    50   Output ~ 0
REDWC
Text GLabel 6950 3050 2    50   Input ~ 0
RDATA
Text GLabel 6950 2950 2    50   Output ~ 0
STEP
Text GLabel 6950 2850 2    50   Output ~ 0
DIR
$Comp
L Connector_Generic:Conn_02x17_Odd_Even J4
U 1 1 5E4D1AC9
P 10500 1550
F 0 "J4" H 10550 2567 50  0000 C CNN
F 1 "Conn_02x17_Odd_Even" H 10550 2476 50  0000 C CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_2x17_P2.54mm_Horizontal" H 10500 1550 50  0001 C CNN
F 3 "~" H 10500 1550 50  0001 C CNN
	1    10500 1550
	-1   0    0    -1  
$EndComp
Text GLabel 10200 750  0    50   Input ~ 0
REDWC
Text GLabel 10200 1050 0    50   Output ~ 0
INDEX
Text GLabel 10200 1150 0    50   Input ~ 0
MOTEA
Text GLabel 10200 1250 0    50   Input ~ 0
DRVSB
Text GLabel 10200 1350 0    50   Input ~ 0
DRVSA
Text GLabel 10200 1450 0    50   Input ~ 0
MOTEB
Text GLabel 10200 1550 0    50   Input ~ 0
DIR
Text GLabel 10200 1650 0    50   Input ~ 0
STEP
Text GLabel 10200 1750 0    50   Input ~ 0
WDATA
Text GLabel 10200 1850 0    50   Input ~ 0
WGATE
Text GLabel 10200 1950 0    50   Output ~ 0
TRK00
Text GLabel 10200 2050 0    50   Output ~ 0
WPT
Text GLabel 10200 2150 0    50   Output ~ 0
RDATA
Text GLabel 10200 2250 0    50   Input ~ 0
SIDE1
Text GLabel 10200 2350 0    50   Output ~ 0
DSKCHG
Text GLabel 6950 3350 2    50   Input ~ 0
DSKCHG
NoConn ~ 6950 3150
NoConn ~ 10200 850 
NoConn ~ 10200 950 
Wire Wire Line
	10700 750  10850 750 
Wire Wire Line
	10850 750  10850 950 
Wire Wire Line
	10850 950  10700 950 
Wire Wire Line
	10700 2350 10700 2250
Connection ~ 10700 950 
Connection ~ 10700 1050
Wire Wire Line
	10700 1050 10700 950 
Connection ~ 10700 1150
Wire Wire Line
	10700 1150 10700 1050
Connection ~ 10700 1250
Wire Wire Line
	10700 1250 10700 1150
Connection ~ 10700 1350
Wire Wire Line
	10700 1350 10700 1250
Connection ~ 10700 1450
Wire Wire Line
	10700 1450 10700 1350
Connection ~ 10700 1550
Wire Wire Line
	10700 1550 10700 1450
Connection ~ 10700 1650
Wire Wire Line
	10700 1650 10700 1550
Connection ~ 10700 1750
Wire Wire Line
	10700 1750 10700 1650
Connection ~ 10700 1850
Wire Wire Line
	10700 1850 10700 1750
Connection ~ 10700 1950
Wire Wire Line
	10700 1950 10700 1850
Connection ~ 10700 2050
Wire Wire Line
	10700 2050 10700 1950
Connection ~ 10700 2150
Wire Wire Line
	10700 2150 10700 2050
Connection ~ 10700 2250
Wire Wire Line
	10700 2250 10700 2150
NoConn ~ 10700 850 
$Comp
L Connector_Generic:Conn_02x13_Odd_Even J3
U 1 1 5E4D65FF
P 10550 3600
F 0 "J3" H 10600 4417 50  0000 C CNN
F 1 "Conn_02x13_Odd_Even" H 10600 4326 50  0000 C CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_2x13_P2.54mm_Vertical" H 10550 3600 50  0001 C CNN
F 3 "~" H 10550 3600 50  0001 C CNN
	1    10550 3600
	-1   0    0    -1  
$EndComp
Text GLabel 8300 4200 0    50   Output ~ 0
DSKCHG
Text GLabel 10250 4100 0    50   Input ~ 0
SIDE1
Text GLabel 8300 4000 0    50   Output ~ 0
RDATA
Text GLabel 8300 3900 0    50   Output ~ 0
WPT
Text GLabel 8300 3800 0    50   Output ~ 0
TRK00
Text GLabel 10250 3700 0    50   Input ~ 0
WGATE
Text GLabel 10250 3600 0    50   Input ~ 0
WDATA
Text GLabel 10250 3500 0    50   Input ~ 0
STEP
Text GLabel 10250 3400 0    50   Input ~ 0
DIR
Text GLabel 10250 3300 0    50   Input ~ 0
MOTEA
Text GLabel 10250 3200 0    50   Input ~ 0
DRVSB
Text GLabel 10250 3100 0    50   Input ~ 0
DRVSA
Text GLabel 8300 3000 0    50   Output ~ 0
INDEX
Wire Wire Line
	10750 3000 10750 3100
Connection ~ 10750 3100
Wire Wire Line
	10750 3100 10750 3200
Connection ~ 10750 3200
Wire Wire Line
	10750 3200 10750 3300
Connection ~ 10750 3300
Wire Wire Line
	10750 3300 10750 3400
Connection ~ 10750 3400
Wire Wire Line
	10750 3400 10750 3500
Connection ~ 10750 3500
Wire Wire Line
	10750 3500 10750 3600
Connection ~ 10750 3600
Wire Wire Line
	10750 3600 10750 3700
Connection ~ 10750 3700
Wire Wire Line
	10750 3700 10750 3800
Connection ~ 10750 3800
Wire Wire Line
	10750 3800 10750 3900
Connection ~ 10750 3900
Wire Wire Line
	10750 3900 10750 4000
Connection ~ 10750 4000
Wire Wire Line
	10750 4000 10750 4100
Connection ~ 10750 4100
Wire Wire Line
	10750 4100 10750 4200
$Comp
L power:GND #PWR0101
U 1 1 5E4DBD06
P 6300 4600
F 0 "#PWR0101" H 6300 4350 50  0001 C CNN
F 1 "GND" H 6305 4427 50  0000 C CNN
F 2 "" H 6300 4600 50  0001 C CNN
F 3 "" H 6300 4600 50  0001 C CNN
	1    6300 4600
	1    0    0    -1  
$EndComp
Text GLabel 7450 4600 3    50   Input ~ 0
GND
Text GLabel 7450 4100 1    50   Input ~ 0
VCC
NoConn ~ 6950 4050
Text GLabel 6950 4150 2    50   Input ~ 0
FDCLK2
Text GLabel 6950 3900 2    50   Input ~ 0
FDCLK
NoConn ~ 6950 3800
Text GLabel 5650 3100 0    50   Input ~ 0
GND
$Comp
L power:VCC #PWR0102
U 1 1 5E4DEFE2
P 6300 1900
F 0 "#PWR0102" H 6300 1750 50  0001 C CNN
F 1 "VCC" H 6317 2073 50  0000 C CNN
F 2 "" H 6300 1900 50  0001 C CNN
F 3 "" H 6300 1900 50  0001 C CNN
	1    6300 1900
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS138 U2
U 1 1 5E4E3BED
P 2650 2750
F 0 "U2" H 2900 3550 50  0000 C CNN
F 1 "74HCT138" H 2850 3450 50  0000 C CNN
F 2 "Package_DIP:DIP-16_W7.62mm_Socket" H 2650 2750 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS138" H 2650 2750 50  0001 C CNN
	1    2650 2750
	1    0    0    -1  
$EndComp
Text GLabel 2150 3150 0    50   Input ~ 0
IORQ
Text GLabel 2150 3050 0    50   Input ~ 0
A7
Text GLabel 2150 2950 0    50   Input ~ 0
A6
Text GLabel 2150 2650 0    50   Input ~ 0
A5
Text GLabel 2150 2550 0    50   Input ~ 0
A4
Text GLabel 2150 2450 0    50   Input ~ 0
A3
$Comp
L Connector_Generic:Conn_02x08_Odd_Even J2
U 1 1 5E4EB349
P 3350 2750
F 0 "J2" H 3400 3267 50  0000 C CNN
F 1 "Conn_02x08_Odd_Even" H 3400 3176 50  0000 C CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_2x08_P2.54mm_Vertical" H 3350 2750 50  0001 C CNN
F 3 "~" H 3350 2750 50  0001 C CNN
	1    3350 2750
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0103
U 1 1 5E4EC5A9
P 2650 3450
F 0 "#PWR0103" H 2650 3200 50  0001 C CNN
F 1 "GND" H 2655 3277 50  0000 C CNN
F 2 "" H 2650 3450 50  0001 C CNN
F 3 "" H 2650 3450 50  0001 C CNN
	1    2650 3450
	1    0    0    -1  
$EndComp
$Comp
L power:VCC #PWR0104
U 1 1 5E4ECCDE
P 2650 2150
F 0 "#PWR0104" H 2650 2000 50  0001 C CNN
F 1 "VCC" H 2667 2323 50  0000 C CNN
F 2 "" H 2650 2150 50  0001 C CNN
F 3 "" H 2650 2150 50  0001 C CNN
	1    2650 2150
	1    0    0    -1  
$EndComp
Wire Wire Line
	3650 2450 3650 2550
Connection ~ 3650 2550
Wire Wire Line
	3650 2550 3650 2650
Connection ~ 3650 2650
Wire Wire Line
	3650 2650 3650 2750
Connection ~ 3650 2750
Wire Wire Line
	3650 2750 3650 2850
Connection ~ 3650 2850
Wire Wire Line
	3650 2850 3650 2950
Connection ~ 3650 2950
Wire Wire Line
	3650 2950 3650 3050
Connection ~ 3650 3050
Wire Wire Line
	3650 3050 3650 3150
Connection ~ 3650 3150
$Comp
L 74xx:74LS138 U3
U 1 1 5E4EE52A
P 2650 4700
F 0 "U3" H 2900 5500 50  0000 C CNN
F 1 "74HCT138" H 2950 5400 50  0000 C CNN
F 2 "Package_DIP:DIP-16_W7.62mm_Socket" H 2650 4700 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS138" H 2650 4700 50  0001 C CNN
	1    2650 4700
	1    0    0    -1  
$EndComp
$Comp
L Oscillator:CXO_DIP8 X1
U 1 1 5E4F2DC9
P 4150 1050
F 0 "X1" H 4550 1350 50  0000 L CNN
F 1 "16MHz" H 4500 1250 50  0000 L CNN
F 2 "Oscillator:Oscillator_DIP-8" H 4600 700 50  0001 C CNN
F 3 "http://cdn-reichelt.de/documents/datenblatt/B400/OSZI.pdf" H 4050 1050 50  0001 C CNN
	1    4150 1050
	1    0    0    -1  
$EndComp
Text GLabel 4450 1050 2    50   Output ~ 0
FDCLK
$Comp
L Oscillator:CXO_DIP8 X2
U 1 1 5E4F87F6
P 5750 1050
F 0 "X2" H 6150 1350 50  0000 L CNN
F 1 "9.6MHz" H 6100 1250 50  0000 L CNN
F 2 "Oscillator:Oscillator_DIP-8" H 6200 700 50  0001 C CNN
F 3 "http://cdn-reichelt.de/documents/datenblatt/B400/OSZI.pdf" H 5650 1050 50  0001 C CNN
	1    5750 1050
	1    0    0    -1  
$EndComp
Text GLabel 6050 1050 2    50   Output ~ 0
FDCLK2
$Comp
L power:GND #PWR0105
U 1 1 5E4FCC15
P 4150 1350
F 0 "#PWR0105" H 4150 1100 50  0001 C CNN
F 1 "GND" H 4155 1177 50  0000 C CNN
F 2 "" H 4150 1350 50  0001 C CNN
F 3 "" H 4150 1350 50  0001 C CNN
	1    4150 1350
	1    0    0    -1  
$EndComp
$Comp
L power:VCC #PWR0106
U 1 1 5E4FD1DA
P 4150 750
F 0 "#PWR0106" H 4150 600 50  0001 C CNN
F 1 "VCC" H 4167 923 50  0000 C CNN
F 2 "" H 4150 750 50  0001 C CNN
F 3 "" H 4150 750 50  0001 C CNN
	1    4150 750 
	1    0    0    -1  
$EndComp
NoConn ~ 5450 1050
NoConn ~ 3850 1050
$Comp
L power:GND #PWR0107
U 1 1 5E50D507
P 5750 1350
F 0 "#PWR0107" H 5750 1100 50  0001 C CNN
F 1 "GND" H 5755 1177 50  0000 C CNN
F 2 "" H 5750 1350 50  0001 C CNN
F 3 "" H 5750 1350 50  0001 C CNN
	1    5750 1350
	1    0    0    -1  
$EndComp
$Comp
L power:VCC #PWR0108
U 1 1 5E50DB04
P 5750 750
F 0 "#PWR0108" H 5750 600 50  0001 C CNN
F 1 "VCC" H 5767 923 50  0000 C CNN
F 2 "" H 5750 750 50  0001 C CNN
F 3 "" H 5750 750 50  0001 C CNN
	1    5750 750 
	1    0    0    -1  
$EndComp
Text Notes 9050 4700 0    50   ~ 0
Pinout reference: Amstrad PCW8256 service manual\nMOTEA is actually a generic "motor on"\nSIDE1 is not wired on flippy drives (180K ones)
Text GLabel 2150 4400 0    50   Input ~ 0
A0
Text GLabel 2150 4500 0    50   Input ~ 0
A1
Text GLabel 2150 4600 0    50   Input ~ 0
A2
$Comp
L power:GND #PWR0109
U 1 1 5E523B9E
P 2650 5400
F 0 "#PWR0109" H 2650 5150 50  0001 C CNN
F 1 "GND" H 2655 5227 50  0000 C CNN
F 2 "" H 2650 5400 50  0001 C CNN
F 3 "" H 2650 5400 50  0001 C CNN
	1    2650 5400
	1    0    0    -1  
$EndComp
NoConn ~ 3150 5100
NoConn ~ 3150 5000
$Comp
L power:VCC #PWR0110
U 1 1 5E528C6D
P 2650 4100
F 0 "#PWR0110" H 2650 3950 50  0001 C CNN
F 1 "VCC" H 2667 4273 50  0000 C CNN
F 2 "" H 2650 4100 50  0001 C CNN
F 3 "" H 2650 4100 50  0001 C CNN
	1    2650 4100
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS00 U4
U 1 1 5E52C400
P 3750 4400
F 0 "U4" H 3750 4725 50  0000 C CNN
F 1 "74HCT00" H 3750 4634 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm_Socket" H 3750 4400 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 3750 4400 50  0001 C CNN
	1    3750 4400
	1    0    0    -1  
$EndComp
Wire Wire Line
	3150 4400 3150 4300
Wire Wire Line
	3150 4300 3450 4300
Wire Wire Line
	3150 4500 3450 4500
$Comp
L 74xx:74LS00 U4
U 2 1 5E531944
P 4350 4400
F 0 "U4" H 4350 4725 50  0000 C CNN
F 1 "74HCT00" H 4350 4634 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm_Socket" H 4350 4400 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 4350 4400 50  0001 C CNN
	2    4350 4400
	1    0    0    -1  
$EndComp
Wire Wire Line
	4050 4300 4050 4400
Connection ~ 4050 4400
Wire Wire Line
	4050 4400 4050 4500
Wire Wire Line
	4650 4400 4900 4400
Wire Wire Line
	4900 4400 4900 2900
Wire Wire Line
	4900 2900 5650 2900
Wire Wire Line
	3150 4600 5050 4600
Wire Wire Line
	5050 4600 5050 3400
Wire Wire Line
	5050 3400 5650 3400
Wire Wire Line
	5650 3500 5150 3500
Wire Wire Line
	5150 3500 5150 4700
Wire Wire Line
	5150 4700 3150 4700
Wire Wire Line
	3150 4800 5300 4800
$Comp
L 74xx:74LS00 U4
U 3 1 5E5486D4
P 4850 1800
F 0 "U4" H 4850 2125 50  0000 C CNN
F 1 "74HCT00" H 4850 2034 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm_Socket" H 4850 1800 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 4850 1800 50  0001 C CNN
	3    4850 1800
	1    0    0    -1  
$EndComp
Wire Wire Line
	2150 5100 1700 5100
Wire Wire Line
	1700 5100 1700 3800
Wire Wire Line
	1700 3800 3650 3800
Wire Wire Line
	3650 3150 3650 3800
Wire Wire Line
	8300 3800 9400 3800
Wire Wire Line
	8300 3900 9100 3900
Wire Wire Line
	8300 4000 8800 4000
$Comp
L Device:R R2
U 1 1 5E5BBC65
P 8800 2750
F 0 "R2" H 8870 2796 50  0000 L CNN
F 1 "150" H 8870 2705 50  0000 L CNN
F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 8730 2750 50  0001 C CNN
F 3 "~" H 8800 2750 50  0001 C CNN
	1    8800 2750
	1    0    0    -1  
$EndComp
$Comp
L Device:R R3
U 1 1 5E5CFCD5
P 9100 2750
F 0 "R3" H 9170 2796 50  0000 L CNN
F 1 "150" H 9170 2705 50  0000 L CNN
F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 9030 2750 50  0001 C CNN
F 3 "~" H 9100 2750 50  0001 C CNN
	1    9100 2750
	1    0    0    -1  
$EndComp
Wire Wire Line
	8300 3000 9700 3000
$Comp
L Device:R R4
U 1 1 5E5ECC33
P 9400 2750
F 0 "R4" H 9470 2796 50  0000 L CNN
F 1 "150" H 9470 2705 50  0000 L CNN
F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 9330 2750 50  0001 C CNN
F 3 "~" H 9400 2750 50  0001 C CNN
	1    9400 2750
	1    0    0    -1  
$EndComp
$Comp
L Device:R R5
U 1 1 5E5ECC3D
P 9700 2750
F 0 "R5" H 9770 2796 50  0000 L CNN
F 1 "150" H 9770 2705 50  0000 L CNN
F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 9630 2750 50  0001 C CNN
F 3 "~" H 9700 2750 50  0001 C CNN
	1    9700 2750
	1    0    0    -1  
$EndComp
Wire Wire Line
	8300 4200 8500 4200
$Comp
L Device:R R1
U 1 1 5E60585D
P 8500 2750
F 0 "R1" H 8570 2796 50  0000 L CNN
F 1 "150" H 8570 2705 50  0000 L CNN
F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 8430 2750 50  0001 C CNN
F 3 "~" H 8500 2750 50  0001 C CNN
	1    8500 2750
	1    0    0    -1  
$EndComp
Wire Wire Line
	9700 2900 9700 3000
Connection ~ 9700 3000
Wire Wire Line
	9700 3000 10250 3000
Wire Wire Line
	9400 2900 9400 3800
Connection ~ 9400 3800
Wire Wire Line
	9400 3800 10250 3800
Wire Wire Line
	9100 2900 9100 3900
Connection ~ 9100 3900
Wire Wire Line
	9100 3900 10250 3900
Wire Wire Line
	8800 2900 8800 4000
Connection ~ 8800 4000
Wire Wire Line
	8800 4000 10250 4000
Wire Wire Line
	8500 2900 8500 4200
Connection ~ 8500 4200
Wire Wire Line
	8500 4200 10250 4200
Wire Wire Line
	8500 2600 8800 2600
Connection ~ 8800 2600
Wire Wire Line
	8800 2600 9100 2600
Connection ~ 9100 2600
Wire Wire Line
	9100 2600 9400 2600
Connection ~ 9400 2600
Wire Wire Line
	9400 2600 9700 2600
$Comp
L power:VCC #PWR0111
U 1 1 5E6183F7
P 9100 2600
F 0 "#PWR0111" H 9100 2450 50  0001 C CNN
F 1 "VCC" H 9117 2773 50  0000 C CNN
F 2 "" H 9100 2600 50  0001 C CNN
F 3 "" H 9100 2600 50  0001 C CNN
	1    9100 2600
	1    0    0    -1  
$EndComp
Wire Wire Line
	5150 1800 5150 2100
Wire Wire Line
	5150 2100 5650 2100
NoConn ~ 5650 2200
$Comp
L 74xx:74LS00 U4
U 4 1 5E6389B9
P 6800 5950
F 0 "U4" H 6800 6275 50  0000 C CNN
F 1 "74HCT00" H 6800 6184 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm_Socket" H 6800 5950 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 6800 5950 50  0001 C CNN
	4    6800 5950
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS00 U4
U 5 1 5E63A521
P 5800 5800
F 0 "U4" H 6030 5846 50  0000 L CNN
F 1 "74HCT00" H 6030 5755 50  0000 L CNN
F 2 "Package_DIP:DIP-14_W7.62mm_Socket" H 5800 5800 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 5800 5800 50  0001 C CNN
	5    5800 5800
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0112
U 1 1 5E63D0D9
P 5800 6300
F 0 "#PWR0112" H 5800 6050 50  0001 C CNN
F 1 "GND" H 5805 6127 50  0000 C CNN
F 2 "" H 5800 6300 50  0001 C CNN
F 3 "" H 5800 6300 50  0001 C CNN
	1    5800 6300
	1    0    0    -1  
$EndComp
$Comp
L power:VCC #PWR0113
U 1 1 5E63DC46
P 5800 5300
F 0 "#PWR0113" H 5800 5150 50  0001 C CNN
F 1 "VCC" H 5817 5473 50  0000 C CNN
F 2 "" H 5800 5300 50  0001 C CNN
F 3 "" H 5800 5300 50  0001 C CNN
	1    5800 5300
	1    0    0    -1  
$EndComp
Wire Wire Line
	6500 6300 6500 6050
Connection ~ 6500 6050
Wire Wire Line
	6500 6050 6500 5850
NoConn ~ 7100 5950
$Comp
L Device:C C2
U 1 1 5E65606C
P 2150 6950
F 0 "C2" H 2265 6996 50  0000 L CNN
F 1 "0.1µF" H 2265 6905 50  0000 L CNN
F 2 "Capacitor_THT:C_Disc_D3.0mm_W2.0mm_P2.50mm" H 2188 6800 50  0001 C CNN
F 3 "~" H 2150 6950 50  0001 C CNN
	1    2150 6950
	1    0    0    -1  
$EndComp
$Comp
L Device:C C3
U 1 1 5E657CD5
P 2650 6950
F 0 "C3" H 2765 6996 50  0000 L CNN
F 1 "0.1µF" H 2765 6905 50  0000 L CNN
F 2 "Capacitor_THT:C_Disc_D3.0mm_W2.0mm_P2.50mm" H 2688 6800 50  0001 C CNN
F 3 "~" H 2650 6950 50  0001 C CNN
	1    2650 6950
	1    0    0    -1  
$EndComp
$Comp
L Device:C C4
U 1 1 5E6582E5
P 3150 6950
F 0 "C4" H 3265 6996 50  0000 L CNN
F 1 "0.1µF" H 3265 6905 50  0000 L CNN
F 2 "Capacitor_THT:C_Disc_D3.0mm_W2.0mm_P2.50mm" H 3188 6800 50  0001 C CNN
F 3 "~" H 3150 6950 50  0001 C CNN
	1    3150 6950
	1    0    0    -1  
$EndComp
$Comp
L Device:C C5
U 1 1 5E658846
P 3600 6950
F 0 "C5" H 3715 6996 50  0000 L CNN
F 1 "0.1µF" H 3715 6905 50  0000 L CNN
F 2 "Capacitor_THT:C_Disc_D3.0mm_W2.0mm_P2.50mm" H 3638 6800 50  0001 C CNN
F 3 "~" H 3600 6950 50  0001 C CNN
	1    3600 6950
	1    0    0    -1  
$EndComp
$Comp
L Device:CP C1
U 1 1 5E65A333
P 1600 6950
F 0 "C1" H 1718 6996 50  0000 L CNN
F 1 "CP" H 1718 6905 50  0000 L CNN
F 2 "Capacitor_THT:CP_Radial_D8.0mm_P3.50mm" H 1638 6800 50  0001 C CNN
F 3 "~" H 1600 6950 50  0001 C CNN
	1    1600 6950
	1    0    0    -1  
$EndComp
Wire Wire Line
	1600 6800 2150 6800
Connection ~ 2150 6800
Wire Wire Line
	2150 6800 2650 6800
Connection ~ 2650 6800
Wire Wire Line
	2650 6800 3150 6800
Connection ~ 3150 6800
Wire Wire Line
	3150 6800 3600 6800
Wire Wire Line
	1600 7100 2150 7100
Connection ~ 2150 7100
Wire Wire Line
	2150 7100 2650 7100
Connection ~ 2650 7100
Wire Wire Line
	2650 7100 3150 7100
Connection ~ 3150 7100
Wire Wire Line
	3150 7100 3600 7100
$Comp
L power:GND #PWR0114
U 1 1 5E66941D
P 2650 7100
F 0 "#PWR0114" H 2650 6850 50  0001 C CNN
F 1 "GND" H 2655 6927 50  0000 C CNN
F 2 "" H 2650 7100 50  0001 C CNN
F 3 "" H 2650 7100 50  0001 C CNN
	1    2650 7100
	1    0    0    -1  
$EndComp
$Comp
L power:VCC #PWR0115
U 1 1 5E6698FB
P 2650 6800
F 0 "#PWR0115" H 2650 6650 50  0001 C CNN
F 1 "VCC" H 2667 6973 50  0000 C CNN
F 2 "" H 2650 6800 50  0001 C CNN
F 3 "" H 2650 6800 50  0001 C CNN
	1    2650 6800
	1    0    0    -1  
$EndComp
Text GLabel 1250 6800 0    50   Input ~ 0
VCC
Text GLabel 1250 7100 0    50   Input ~ 0
GND
Wire Wire Line
	1250 6800 1400 6800
Connection ~ 1600 6800
Wire Wire Line
	1250 7100 1400 7100
Connection ~ 1600 7100
$Comp
L power:PWR_FLAG #FLG0101
U 1 1 5E673B02
P 1400 7100
F 0 "#FLG0101" H 1400 7175 50  0001 C CNN
F 1 "PWR_FLAG" H 1400 7273 50  0000 C CNN
F 2 "" H 1400 7100 50  0001 C CNN
F 3 "~" H 1400 7100 50  0001 C CNN
	1    1400 7100
	-1   0    0    1   
$EndComp
Connection ~ 1400 7100
Wire Wire Line
	1400 7100 1600 7100
$Comp
L power:PWR_FLAG #FLG0102
U 1 1 5E674367
P 1400 6800
F 0 "#FLG0102" H 1400 6875 50  0001 C CNN
F 1 "PWR_FLAG" H 1400 6973 50  0000 C CNN
F 2 "" H 1400 6800 50  0001 C CNN
F 3 "~" H 1400 6800 50  0001 C CNN
	1    1400 6800
	1    0    0    -1  
$EndComp
Connection ~ 1400 6800
Wire Wire Line
	1400 6800 1600 6800
NoConn ~ 1150 1050
NoConn ~ 1150 1150
NoConn ~ 1150 1250
NoConn ~ 1150 1350
NoConn ~ 1150 1450
NoConn ~ 1150 1550
NoConn ~ 1150 1650
NoConn ~ 1150 1750
NoConn ~ 1150 3050
NoConn ~ 1150 3150
NoConn ~ 1150 3250
NoConn ~ 1150 4450
NoConn ~ 1150 4550
NoConn ~ 1150 4650
NoConn ~ 1150 4750
NoConn ~ 1150 4850
NoConn ~ 1150 4950
Wire Wire Line
	5800 6300 6500 6300
Connection ~ 5800 6300
$Comp
L power:GND #PWR0116
U 1 1 5E6E100F
P 10700 2350
F 0 "#PWR0116" H 10700 2100 50  0001 C CNN
F 1 "GND" H 10705 2177 50  0000 C CNN
F 2 "" H 10700 2350 50  0001 C CNN
F 3 "" H 10700 2350 50  0001 C CNN
	1    10700 2350
	1    0    0    -1  
$EndComp
Connection ~ 10700 2350
$Comp
L power:GND #PWR0117
U 1 1 5E6E161C
P 10750 4200
F 0 "#PWR0117" H 10750 3950 50  0001 C CNN
F 1 "GND" H 10755 4027 50  0000 C CNN
F 2 "" H 10750 4200 50  0001 C CNN
F 3 "" H 10750 4200 50  0001 C CNN
	1    10750 4200
	1    0    0    -1  
$EndComp
Connection ~ 10750 4200
Text Notes 8200 2350 0    50   ~ 0
Datasheet says 150 Ohm but much larger\nvalues (eg 1K) work fine with modern drives
$Comp
L Jumper:Jumper_3_Open JP1
U 1 1 5E710A21
P 7450 4350
F 0 "JP1" V 7404 4437 50  0000 L CNN
F 1 "Jumper_3_Open" V 7495 4437 50  0000 L CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical" H 7450 4350 50  0001 C CNN
F 3 "~" H 7450 4350 50  0001 C CNN
	1    7450 4350
	0    1    1    0   
$EndComp
Wire Wire Line
	6950 4350 7300 4350
Text GLabel 6950 4450 2    50   Input ~ 0
VCC
Wire Wire Line
	4550 1900 4550 4000
Wire Wire Line
	4550 4000 3350 4000
Wire Wire Line
	3350 4000 3350 4900
Wire Wire Line
	3350 4900 3150 4900
Text GLabel 2150 4900 0    50   Input ~ 0
M1
Wire Wire Line
	2150 5000 2150 5100
Connection ~ 2150 5100
Wire Wire Line
	5300 2400 5650 2400
Wire Wire Line
	5300 2400 5300 4800
Text GLabel 5650 2500 0    50   Input ~ 0
VCC
$EndSCHEMATC
