Macintosh-HW
/
MacIIROMSIMM
mirror of https://github.com/garrettsworkshop/MacIIROMSIMM.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity
MacIIROMSIMM/ROMSIMM.sch

1780 lines
38 KiB
Plaintext
Raw Permalink Blame History

EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr USLetter 11000 8500
encoding utf-8
Sheet 1 1
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L power:GND #PWR0114
U 1 1 5C2E29CC
P 7950 5650
F 0 "#PWR0114" H 7950 5400 50 0001 C CNN
F 1 "GND" H 7950 5500 50 0000 C CNN
F 2 "" H 7950 5650 50 0001 C CNN
F 3 "" H 7950 5650 50 0001 C CNN
1 7950 5650
1 0 0 -1
$EndComp
$Comp
L Connector_Generic:Conn_02x32_Counter_Clockwise J1
U 1 1 5EBE7CAB
P 1300 4050
F 0 "J1" H 1350 5767 50 0000 C CNN
F 1 "ROM" H 1350 5676 50 0000 C CNN
F 2 "stdpads:MacIIROMSIMM_Edge" H 1300 4050 50 0001 C CNN
F 3 "~" H 1300 4050 50 0001 C CNN
1 1300 4050
1 0 0 -1
$EndComp
$Comp
L power:+5V #PWR0109
U 1 1 5EBEE216
P 1100 2550
F 0 "#PWR0109" H 1100 2400 50 0001 C CNN
F 1 "+5V" H 1100 2700 50 0000 C CNN
F 2 "" H 1100 2550 50 0001 C CNN
F 3 "" H 1100 2550 50 0001 C CNN
1 1100 2550
1 0 0 -1
$EndComp
$Comp
L power:+5V #PWR0110
U 1 1 5EBEFC36
P 1900 4350
F 0 "#PWR0110" H 1900 4200 50 0001 C CNN
F 1 "+5V" H 1900 4500 50 0000 C CNN
F 2 "" H 1900 4350 50 0001 C CNN
F 3 "" H 1900 4350 50 0001 C CNN
1 1900 4350
1 0 0 -1
$EndComp
Wire Wire Line
1900 4350 1600 4350
$Comp
L power:GND #PWR0111
U 1 1 5EBF09F4
P 800 5450
F 0 "#PWR0111" H 800 5200 50 0001 C CNN
F 1 "GND" H 800 5300 50 0000 C CNN
F 2 "" H 800 5450 50 0001 C CNN
F 3 "" H 800 5450 50 0001 C CNN
1 800 5450
1 0 0 -1
$EndComp
Wire Wire Line
800 5450 1100 5450
$Comp
L power:GND #PWR0112
U 1 1 5EBF21FA
P 1900 2550
F 0 "#PWR0112" H 1900 2300 50 0001 C CNN
F 1 "GND" H 1900 2400 50 0000 C CNN
F 2 "" H 1900 2550 50 0001 C CNN
F 3 "" H 1900 2550 50 0001 C CNN
1 1900 2550
1 0 0 -1
$EndComp
Wire Wire Line
1900 2550 1600 2550
$Comp
L power:GND #PWR0115
U 1 1 5EBF2EE0
P 800 3450
F 0 "#PWR0115" H 800 3200 50 0001 C CNN
F 1 "GND" H 800 3300 50 0000 C CNN
F 2 "" H 800 3450 50 0001 C CNN
F 3 "" H 800 3450 50 0001 C CNN
1 800 3450
0 1 1 0
$EndComp
Wire Wire Line
800 3450 1100 3450
Text Label 1100 3550 2 50 ~ 0
~CS~
Text Label 1100 3650 2 50 ~ 0
~OE~
Text Label 1100 2650 2 50 ~ 0
A0
Text Label 1100 2750 2 50 ~ 0
A1
Text Label 1100 2850 2 50 ~ 0
A2
Text Label 1100 2950 2 50 ~ 0
A3
Text Label 1100 3050 2 50 ~ 0
A4
Text Label 1100 3150 2 50 ~ 0
A5
Text Label 1100 3250 2 50 ~ 0
A6
Text Label 1100 3350 2 50 ~ 0
A7
Text Label 1100 3850 2 50 ~ 0
D0
Text Label 1100 3950 2 50 ~ 0
D1
Text Label 1100 4050 2 50 ~ 0
D2
Text Label 1100 4150 2 50 ~ 0
D3
Text Label 1100 4250 2 50 ~ 0
D4
Text Label 1100 4350 2 50 ~ 0
D5
Text Label 1100 4450 2 50 ~ 0
D6
Text Label 1100 4550 2 50 ~ 0
D7
Text Label 1100 4650 2 50 ~ 0
D8
Text Label 1100 4750 2 50 ~ 0
D9
Text Label 1100 4850 2 50 ~ 0
D10
Text Label 1100 4950 2 50 ~ 0
D11
Text Label 1100 5050 2 50 ~ 0
D12
Text Label 1100 5150 2 50 ~ 0
D13
Text Label 1100 5250 2 50 ~ 0
D14
Text Label 1100 5350 2 50 ~ 0
D15
Text Label 1100 5550 2 50 ~ 0
A8
Text Label 1100 5650 2 50 ~ 0
A9
Text Label 1600 5650 0 50 ~ 0
A10
Text Label 1600 5550 0 50 ~ 0
A11
Text Label 1600 5450 0 50 ~ 0
A12
Text Label 1600 5350 0 50 ~ 0
A13
Text Label 1600 5250 0 50 ~ 0
A14
Text Label 1600 5150 0 50 ~ 0
A15
Text Label 1600 5050 0 50 ~ 0
A16
Text Label 1600 4950 0 50 ~ 0
A17
Text Label 1600 4850 0 50 ~ 0
A18
Text Label 1600 4750 0 50 ~ 0
A19
Text Label 1600 4650 0 50 ~ 0
A20
Text Label 1600 4550 0 50 ~ 0
A21
Text Label 1600 4450 0 50 ~ 0
A22
Text Label 1600 4250 0 50 ~ 0
D16
Text Label 1600 4150 0 50 ~ 0
D17
Text Label 1600 4050 0 50 ~ 0
D18
Text Label 1600 3950 0 50 ~ 0
D19
Text Label 1600 3850 0 50 ~ 0
D20
Text Label 1600 3750 0 50 ~ 0
D21
Text Label 1600 3650 0 50 ~ 0
D22
Text Label 1600 3550 0 50 ~ 0
D23
Text Label 1600 3450 0 50 ~ 0
D24
Text Label 1600 3350 0 50 ~ 0
D25
Text Label 1600 3250 0 50 ~ 0
D26
Text Label 1600 3150 0 50 ~ 0
D27
Text Label 1600 3050 0 50 ~ 0
D28
Text Label 1600 2950 0 50 ~ 0
D29
Text Label 1600 2850 0 50 ~ 0
D30
Text Label 1600 2750 0 50 ~ 0
D31
Text Label 1100 3750 2 50 ~ 0
~WE~
NoConn ~ 1600 2650
$Comp
L Device:C_Small C5
U 1 1 5EBEFF16
P 7150 5550
F 0 "C5" H 7242 5596 50 0000 L CNN
F 1 "2u2" H 7242 5505 50 0000 L CNN
F 2 "stdpads:C_0603" H 7150 5550 50 0001 C CNN
F 3 "~" H 7150 5550 50 0001 C CNN
1 7150 5550
1 0 0 -1
$EndComp
$Comp
L Device:C_Small C6
U 1 1 5EBF0846
P 7550 5550
F 0 "C6" H 7642 5596 50 0000 L CNN
F 1 "2u2" H 7642 5505 50 0000 L CNN
F 2 "stdpads:C_0603" H 7550 5550 50 0001 C CNN
F 3 "~" H 7550 5550 50 0001 C CNN
1 7550 5550
1 0 0 -1
$EndComp
$Comp
L Device:C_Small C12
U 1 1 5EC07B90
P 7150 5950
F 0 "C12" H 7242 5996 50 0000 L CNN
F 1 "2u2" H 7242 5905 50 0000 L CNN
F 2 "stdpads:C_0603" H 7150 5950 50 0001 C CNN
F 3 "~" H 7150 5950 50 0001 C CNN
1 7150 5950
1 0 0 -1
$EndComp
$Comp
L Device:C_Small C13
U 1 1 5EC07B96
P 7550 5950
F 0 "C13" H 7642 5996 50 0000 L CNN
F 1 "2u2" H 7642 5905 50 0000 L CNN
F 2 "stdpads:C_0603" H 7550 5950 50 0001 C CNN
F 3 "~" H 7550 5950 50 0001 C CNN
1 7550 5950
1 0 0 -1
$EndComp
$Comp
L GW_Logic:74245 U6
U 1 1 5EC0AC81
P 3000 5800
F 0 "U6" H 3000 6400 50 0000 C CNN
F 1 "74AHC245" H 3000 5200 50 0000 C CNN
F 2 "stdpads:TSSOP-20_4.4x6.5mm_P0.65mm" H 3000 5150 50 0001 C TNN
F 3 "" H 3000 5900 60 0001 C CNN
1 3000 5800
-1 0 0 -1
$EndComp
$Comp
L power:GND #PWR0101
U 1 1 5EC0FF6A
P 3400 6250
F 0 "#PWR0101" H 3400 6000 50 0001 C CNN
F 1 "GND" H 3400 6100 50 0000 C CNN
F 2 "" H 3400 6250 50 0001 C CNN
F 3 "" H 3400 6250 50 0001 C CNN
1 3400 6250
-1 0 0 -1
$EndComp
$Comp
L power:+3V3 #PWR0102
U 1 1 5EC10430
P 2600 5350
F 0 "#PWR0102" H 2600 5200 50 0001 C CNN
F 1 "+3V3" H 2600 5500 50 0000 C CNN
F 2 "" H 2600 5350 50 0001 C CNN
F 3 "" H 2600 5350 50 0001 C CNN
1 2600 5350
-1 0 0 -1
$EndComp
Text Label 3400 5350 0 50 ~ 0
DdirR
$Comp
L GW_Logic:74245 U5
U 1 1 5EC14959
P 3000 4500
F 0 "U5" H 3000 5100 50 0000 C CNN
F 1 "74AHC245" H 3000 3900 50 0000 C CNN
F 2 "stdpads:TSSOP-20_4.4x6.5mm_P0.65mm" H 3000 3850 50 0001 C TNN
F 3 "" H 3000 4600 60 0001 C CNN
1 3000 4500
-1 0 0 -1
$EndComp
$Comp
L power:GND #PWR0103
U 1 1 5EC1495F
P 3400 4950
F 0 "#PWR0103" H 3400 4700 50 0001 C CNN
F 1 "GND" H 3400 4800 50 0000 C CNN
F 2 "" H 3400 4950 50 0001 C CNN
F 3 "" H 3400 4950 50 0001 C CNN
1 3400 4950
-1 0 0 -1
$EndComp
$Comp
L power:+3V3 #PWR0104
U 1 1 5EC14965
P 2600 4050
F 0 "#PWR0104" H 2600 3900 50 0001 C CNN
F 1 "+3V3" H 2600 4200 50 0000 C CNN
F 2 "" H 2600 4050 50 0001 C CNN
F 3 "" H 2600 4050 50 0001 C CNN
1 2600 4050
-1 0 0 -1
$EndComp
Text Label 3400 4050 0 50 ~ 0
DdirR
$Comp
L GW_Logic:74245 U4
U 1 1 5EC1A606
P 3000 3200
F 0 "U4" H 3000 3800 50 0000 C CNN
F 1 "74AHC245" H 3000 2600 50 0000 C CNN
F 2 "stdpads:TSSOP-20_4.4x6.5mm_P0.65mm" H 3000 2550 50 0001 C TNN
F 3 "" H 3000 3300 60 0001 C CNN
1 3000 3200
-1 0 0 -1
$EndComp
$Comp
L power:GND #PWR0105
U 1 1 5EC1A60C
P 3400 3650
F 0 "#PWR0105" H 3400 3400 50 0001 C CNN
F 1 "GND" H 3400 3500 50 0000 C CNN
F 2 "" H 3400 3650 50 0001 C CNN
F 3 "" H 3400 3650 50 0001 C CNN
1 3400 3650
-1 0 0 -1
$EndComp
$Comp
L power:+3V3 #PWR0106
U 1 1 5EC1A612
P 2600 2750
F 0 "#PWR0106" H 2600 2600 50 0001 C CNN
F 1 "+3V3" H 2600 2900 50 0000 C CNN
F 2 "" H 2600 2750 50 0001 C CNN
F 3 "" H 2600 2750 50 0001 C CNN
1 2600 2750
-1 0 0 -1
$EndComp
Text Label 3400 2750 0 50 ~ 0
Ddir
$Comp
L GW_Logic:74245 U3
U 1 1 5EC1A619
P 3000 1900
F 0 "U3" H 3000 2500 50 0000 C CNN
F 1 "74AHC245" H 3000 1300 50 0000 C CNN
F 2 "stdpads:TSSOP-20_4.4x6.5mm_P0.65mm" H 3000 1250 50 0001 C TNN
F 3 "" H 3000 2000 60 0001 C CNN
1 3000 1900
-1 0 0 -1
$EndComp
$Comp
L power:GND #PWR0107
U 1 1 5EC1A61F
P 3400 2350
F 0 "#PWR0107" H 3400 2100 50 0001 C CNN
F 1 "GND" H 3400 2200 50 0000 C CNN
F 2 "" H 3400 2350 50 0001 C CNN
F 3 "" H 3400 2350 50 0001 C CNN
1 3400 2350
-1 0 0 -1
$EndComp
$Comp
L power:+3V3 #PWR0108
U 1 1 5EC1A625
P 2600 1450
F 0 "#PWR0108" H 2600 1300 50 0001 C CNN
F 1 "+3V3" H 2600 1600 50 0000 C CNN
F 2 "" H 2600 1450 50 0001 C CNN
F 3 "" H 2600 1450 50 0001 C CNN
1 2600 1450
-1 0 0 -1
$EndComp
Text Label 3400 1450 0 50 ~ 0
Ddir
Text Label 3400 4850 0 50 ~ 0
RD16
Text Label 3400 4750 0 50 ~ 0
RD17
Text Label 3400 4650 0 50 ~ 0
RD18
Text Label 3400 4550 0 50 ~ 0
RD19
Text Label 3400 4350 0 50 ~ 0
RD21
Text Label 3400 4250 0 50 ~ 0
RD22
Text Label 3400 4150 0 50 ~ 0
RD23
Text Label 3400 6150 0 50 ~ 0
RD24
Text Label 3400 6050 0 50 ~ 0
RD25
Text Label 3400 5950 0 50 ~ 0
RD26
Text Label 3400 5850 0 50 ~ 0
RD27
Text Label 3400 5750 0 50 ~ 0
RD28
Text Label 3400 5650 0 50 ~ 0
RD29
Text Label 3400 5550 0 50 ~ 0
RD30
Text Label 3400 5450 0 50 ~ 0
RD31
Text Label 3400 4450 0 50 ~ 0
RD20
Text Label 3400 3550 0 50 ~ 0
RD8
Text Label 3400 3450 0 50 ~ 0
RD9
Text Label 3400 3350 0 50 ~ 0
RD10
Text Label 3400 3250 0 50 ~ 0
RD11
Text Label 3400 3150 0 50 ~ 0
RD12
Text Label 3400 3050 0 50 ~ 0
RD13
Text Label 3400 2950 0 50 ~ 0
RD14
Text Label 3400 2850 0 50 ~ 0
RD15
Text Label 3400 2250 0 50 ~ 0
RD0
Text Label 3400 2150 0 50 ~ 0
RD1
Text Label 3400 2050 0 50 ~ 0
RD2
Text Label 3400 1950 0 50 ~ 0
RD3
Text Label 3400 1850 0 50 ~ 0
RD4
Text Label 3400 1750 0 50 ~ 0
RD5
Text Label 3400 1650 0 50 ~ 0
RD6
Text Label 3400 1550 0 50 ~ 0
RD7
Text Label 2600 6250 2 50 ~ 0
D24
Text Label 2600 6150 2 50 ~ 0
D25
Text Label 2600 6050 2 50 ~ 0
D26
Text Label 2600 5950 2 50 ~ 0
D27
Text Label 2600 5850 2 50 ~ 0
D28
Text Label 2600 5750 2 50 ~ 0
D29
Text Label 2600 5650 2 50 ~ 0
D30
Text Label 2600 5550 2 50 ~ 0
D31
Text Label 8600 4800 2 50 ~ 0
RA22
Text Label 8600 4700 2 50 ~ 0
RA21
Text Label 8600 4600 2 50 ~ 0
RA20
Text Label 8600 4500 2 50 ~ 0
RA19
Text Label 8600 4400 2 50 ~ 0
RA18
Text Label 8600 4300 2 50 ~ 0
RA17
Text Label 8600 4200 2 50 ~ 0
RA16
Text Label 8600 4100 2 50 ~ 0
RA15
Text Label 8600 4000 2 50 ~ 0
RA14
Text Label 8600 3900 2 50 ~ 0
RA13
Text Label 8600 3800 2 50 ~ 0
RA12
Text Label 8600 3700 2 50 ~ 0
RA11
Text Label 8600 3600 2 50 ~ 0
RA10
Text Label 8600 3500 2 50 ~ 0
RA9
Text Label 8600 3400 2 50 ~ 0
RA8
Text Label 8600 3300 2 50 ~ 0
RA7
Text Label 8600 3200 2 50 ~ 0
RA6
Text Label 8600 3100 2 50 ~ 0
RA5
Text Label 8600 3000 2 50 ~ 0
RA4
Text Label 8600 2900 2 50 ~ 0
RA3
Text Label 8600 2800 2 50 ~ 0
RA2
Text Label 9600 3000 0 50 ~ 0
RD20
Wire Wire Line
9600 4400 9600 4600
Connection ~ 9600 4400
Connection ~ 8050 4400
Connection ~ 8050 4300
Wire Wire Line
8050 4300 8050 4400
Wire Wire Line
8050 4600 8050 4400
NoConn ~ 8050 4700
NoConn ~ 9600 4700
Connection ~ 9600 4300
Wire Wire Line
9600 4400 9600 4300
Text Label 8600 4900 2 50 ~ 0
RA23
Text Label 7050 4900 2 50 ~ 0
RA23
$Comp
L power:GND #PWR0113
U 1 1 5EC02B0B
P 8600 5100
F 0 "#PWR0113" H 8600 4850 50 0001 C CNN
F 1 "GND" H 8600 4950 50 0000 C CNN
F 2 "" H 8600 5100 50 0001 C CNN
F 3 "" H 8600 5100 50 0001 C CNN
1 8600 5100
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR0116
U 1 1 5EC025CB
P 7050 5100
F 0 "#PWR0116" H 7050 4850 50 0001 C CNN
F 1 "GND" H 7050 4950 50 0000 C CNN
F 2 "" H 7050 5100 50 0001 C CNN
F 3 "" H 7050 5100 50 0001 C CNN
1 7050 5100
1 0 0 -1
$EndComp
$Comp
L power:+3V3 #PWR0117
U 1 1 5EC00E6A
P 9600 4300
F 0 "#PWR0117" H 9600 4150 50 0001 C CNN
F 1 "+3V3" H 9600 4450 50 0000 C CNN
F 2 "" H 9600 4300 50 0001 C CNN
F 3 "" H 9600 4300 50 0001 C CNN
1 9600 4300
1 0 0 -1
$EndComp
$Comp
L power:+3V3 #PWR0118
U 1 1 5EC0073F
P 8600 2600
F 0 "#PWR0118" H 8600 2450 50 0001 C CNN
F 1 "+3V3" H 8600 2750 50 0000 C CNN
F 2 "" H 8600 2600 50 0001 C CNN
F 3 "" H 8600 2600 50 0001 C CNN
1 8600 2600
1 0 0 -1
$EndComp
$Comp
L power:+3V3 #PWR0119
U 1 1 5EC0000D
P 7050 2600
F 0 "#PWR0119" H 7050 2450 50 0001 C CNN
F 1 "+3V3" H 7050 2750 50 0000 C CNN
F 2 "" H 7050 2600 50 0001 C CNN
F 3 "" H 7050 2600 50 0001 C CNN
1 7050 2600
1 0 0 -1
$EndComp
$Comp
L power:+3V3 #PWR0120
U 1 1 5EBFF92C
P 8050 4300
F 0 "#PWR0120" H 8050 4150 50 0001 C CNN
F 1 "+3V3" H 8050 4450 50 0000 C CNN
F 2 "" H 8050 4300 50 0001 C CNN
F 3 "" H 8050 4300 50 0001 C CNN
1 8050 4300
1 0 0 -1
$EndComp
Text Label 7050 4800 2 50 ~ 0
RA22
Text Label 7050 4700 2 50 ~ 0
RA21
Text Label 7050 4600 2 50 ~ 0
RA20
Text Label 7050 4500 2 50 ~ 0
RA19
Text Label 7050 4400 2 50 ~ 0
RA18
Text Label 7050 4300 2 50 ~ 0
RA17
Text Label 7050 4200 2 50 ~ 0
RA16
Text Label 7050 4100 2 50 ~ 0
RA15
Text Label 7050 4000 2 50 ~ 0
RA14
Text Label 7050 3900 2 50 ~ 0
RA13
Text Label 7050 3800 2 50 ~ 0
RA12
Text Label 7050 3700 2 50 ~ 0
RA11
Text Label 7050 3600 2 50 ~ 0
RA10
Text Label 7050 3500 2 50 ~ 0
RA9
Text Label 7050 3400 2 50 ~ 0
RA8
Text Label 7050 3300 2 50 ~ 0
RA7
Text Label 7050 3200 2 50 ~ 0
RA6
Text Label 7050 3100 2 50 ~ 0
RA5
Text Label 7050 3000 2 50 ~ 0
RA4
Text Label 7050 2900 2 50 ~ 0
RA3
Text Label 7050 2800 2 50 ~ 0
RA2
$Comp
L GW_RAM:Flash-4Mx16-TSOP1-48 U2
U 1 1 5EBFA0B8
P 9100 3500
F 0 "U2" H 9100 4550 50 0000 C CNN
F 1 "MX29LV640" H 9100 1750 50 0000 C CNN
F 2 "stdpads:TSOP-I-48_18.4x12mm_P0.5mm" H 9100 3500 50 0001 C CNN
F 3 "http://ww1.microchip.com/downloads/en/DeviceDoc/25022B.pdf" H 9100 3500 50 0001 C CNN
1 9100 3500
1 0 0 -1
$EndComp
$Comp
L GW_RAM:Flash-4Mx16-TSOP1-48 U1
U 1 1 5EBF8A7E
P 7550 3500
F 0 "U1" H 7550 4550 50 0000 C CNN
F 1 "MX29LV640" H 7550 1750 50 0000 C CNN
F 2 "stdpads:TSOP-I-48_18.4x12mm_P0.5mm" H 7550 3500 50 0001 C CNN
F 3 "http://ww1.microchip.com/downloads/en/DeviceDoc/25022B.pdf" H 7550 3500 50 0001 C CNN
1 7550 3500
1 0 0 -1
$EndComp
Text Label 9600 5000 0 50 ~ 0
R~WE~
Text Label 9600 5100 0 50 ~ 0
R~OE~
Text Label 9600 4900 0 50 ~ 0
R~CS~
Text Label 9600 4100 0 50 ~ 0
RD31
Text Label 9600 4000 0 50 ~ 0
RD30
Text Label 9600 3900 0 50 ~ 0
RD29
Text Label 9600 3800 0 50 ~ 0
RD28
Text Label 9600 3700 0 50 ~ 0
RD27
Text Label 9600 3600 0 50 ~ 0
RD26
Text Label 9600 3500 0 50 ~ 0
RD25
Text Label 9600 3400 0 50 ~ 0
RD24
Text Label 9600 3300 0 50 ~ 0
RD23
Text Label 9600 3200 0 50 ~ 0
RD22
Text Label 9600 3100 0 50 ~ 0
RD21
Text Label 9600 2900 0 50 ~ 0
RD19
Text Label 9600 2800 0 50 ~ 0
RD18
Text Label 9600 2700 0 50 ~ 0
RD17
Text Label 9600 2600 0 50 ~ 0
RD16
Text Label 8050 4100 0 50 ~ 0
RD15
Text Label 8050 4000 0 50 ~ 0
RD14
Text Label 8050 3900 0 50 ~ 0
RD13
Text Label 8050 3800 0 50 ~ 0
RD12
Text Label 8050 3700 0 50 ~ 0
RD11
Text Label 8050 3600 0 50 ~ 0
RD10
Text Label 8050 3500 0 50 ~ 0
RD9
Text Label 8050 3400 0 50 ~ 0
RD8
Text Label 8050 3300 0 50 ~ 0
RD7
Text Label 8050 3200 0 50 ~ 0
RD6
Text Label 8050 3100 0 50 ~ 0
RD5
Text Label 8050 3000 0 50 ~ 0
RD4
Text Label 8050 2900 0 50 ~ 0
RD3
Text Label 8050 2800 0 50 ~ 0
RD2
Text Label 8050 2700 0 50 ~ 0
RD1
Text Label 8050 2600 0 50 ~ 0
RD0
$Comp
L power:GND #PWR0123
U 1 1 5EC61D58
P 2400 3950
F 0 "#PWR0123" H 2400 3700 50 0001 C CNN
F 1 "GND" H 2400 3800 50 0000 C CNN
F 2 "" H 2400 3950 50 0001 C CNN
F 3 "" H 2400 3950 50 0001 C CNN
1 2400 3950
1 0 0 -1
$EndComp
Wire Wire Line
2400 3950 2500 3950
Wire Wire Line
2500 3950 2500 4150
Wire Wire Line
2500 4150 2600 4150
$Comp
L power:GND #PWR0124
U 1 1 5EC62A47
P 2400 5250
F 0 "#PWR0124" H 2400 5000 50 0001 C CNN
F 1 "GND" H 2400 5100 50 0000 C CNN
F 2 "" H 2400 5250 50 0001 C CNN
F 3 "" H 2400 5250 50 0001 C CNN
1 2400 5250
1 0 0 -1
$EndComp
Wire Wire Line
2400 5250 2500 5250
Wire Wire Line
2500 5250 2500 5450
Wire Wire Line
2500 5450 2600 5450
Text Label 2600 4950 2 50 ~ 0
D16
Text Label 2600 4850 2 50 ~ 0
D17
Text Label 2600 4750 2 50 ~ 0
D18
Text Label 2600 4650 2 50 ~ 0
D19
Text Label 2600 4550 2 50 ~ 0
D20
Text Label 2600 4450 2 50 ~ 0
D21
Text Label 2600 4350 2 50 ~ 0
D22
Text Label 2600 4250 2 50 ~ 0
D23
Text Label 2600 3650 2 50 ~ 0
D8
Text Label 2600 3550 2 50 ~ 0
D9
Text Label 2600 3450 2 50 ~ 0
D10
Text Label 2600 3350 2 50 ~ 0
D11
Text Label 2600 3250 2 50 ~ 0
D12
Text Label 2600 3150 2 50 ~ 0
D13
Text Label 2600 3050 2 50 ~ 0
D14
Text Label 2600 2950 2 50 ~ 0
D15
Text Label 2600 2350 2 50 ~ 0
D0
Text Label 2600 2250 2 50 ~ 0
D1
Text Label 2600 2150 2 50 ~ 0
D2
Text Label 2600 2050 2 50 ~ 0
D3
Text Label 2600 1950 2 50 ~ 0
D4
Text Label 2600 1850 2 50 ~ 0
D5
Text Label 2600 1750 2 50 ~ 0
D6
Text Label 2600 1650 2 50 ~ 0
D7
$Comp
L GW_Logic:74245 U10
U 1 1 5EC8933C
P 4400 5800
F 0 "U10" H 4400 6400 50 0000 C CNN
F 1 "74AHC245" H 4400 5200 50 0000 C CNN
F 2 "stdpads:TSSOP-20_4.4x6.5mm_P0.65mm" H 4400 5150 50 0001 C TNN
F 3 "" H 4400 5900 60 0001 C CNN
1 4400 5800
-1 0 0 -1
$EndComp
$Comp
L power:GND #PWR0125
U 1 1 5EC89342
P 4800 6250
F 0 "#PWR0125" H 4800 6000 50 0001 C CNN
F 1 "GND" H 4800 6100 50 0000 C CNN
F 2 "" H 4800 6250 50 0001 C CNN
F 3 "" H 4800 6250 50 0001 C CNN
1 4800 6250
-1 0 0 -1
$EndComp
$Comp
L power:+3V3 #PWR0126
U 1 1 5EC89348
P 4000 5350
F 0 "#PWR0126" H 4000 5200 50 0001 C CNN
F 1 "+3V3" H 4000 5500 50 0000 C CNN
F 2 "" H 4000 5350 50 0001 C CNN
F 3 "" H 4000 5350 50 0001 C CNN
1 4000 5350
-1 0 0 -1
$EndComp
$Comp
L GW_Logic:74245 U8
U 1 1 5EC89362
P 4400 3200
F 0 "U8" H 4400 3800 50 0000 C CNN
F 1 "74AHC245" H 4400 2600 50 0000 C CNN
F 2 "stdpads:TSSOP-20_4.4x6.5mm_P0.65mm" H 4400 2550 50 0001 C TNN
F 3 "" H 4400 3300 60 0001 C CNN
1 4400 3200
-1 0 0 -1
$EndComp
$Comp
L power:+3V3 #PWR0128
U 1 1 5EC8936E
P 4000 2750
F 0 "#PWR0128" H 4000 2600 50 0001 C CNN
F 1 "+3V3" H 4000 2900 50 0000 C CNN
F 2 "" H 4000 2750 50 0001 C CNN
F 3 "" H 4000 2750 50 0001 C CNN
1 4000 2750
-1 0 0 -1
$EndComp
$Comp
L GW_Logic:74245 U7
U 1 1 5EC89375
P 4400 1900
F 0 "U7" H 4400 2500 50 0000 C CNN
F 1 "74AHC245" H 4400 1300 50 0000 C CNN
F 2 "stdpads:TSSOP-20_4.4x6.5mm_P0.65mm" H 4400 1250 50 0001 C TNN
F 3 "" H 4400 2000 60 0001 C CNN
1 4400 1900
-1 0 0 -1
$EndComp
$Comp
L power:+3V3 #PWR0129
U 1 1 5EC89381
P 4000 1450
F 0 "#PWR0129" H 4000 1300 50 0001 C CNN
F 1 "+3V3" H 4000 1600 50 0000 C CNN
F 2 "" H 4000 1450 50 0001 C CNN
F 3 "" H 4000 1450 50 0001 C CNN
1 4000 1450
-1 0 0 -1
$EndComp
Wire Wire Line
3900 4150 4000 4150
$Comp
L power:GND #PWR0133
U 1 1 5EC893CB
P 3800 5250
F 0 "#PWR0133" H 3800 5000 50 0001 C CNN
F 1 "GND" H 3800 5100 50 0000 C CNN
F 2 "" H 3800 5250 50 0001 C CNN
F 3 "" H 3800 5250 50 0001 C CNN
1 3800 5250
1 0 0 -1
$EndComp
Wire Wire Line
3800 5250 3900 5250
Wire Wire Line
3900 5250 3900 5450
Wire Wire Line
3900 5450 4000 5450
$Comp
L power:GND #PWR0134
U 1 1 5EC91B3C
P 4900 1250
F 0 "#PWR0134" H 4900 1000 50 0001 C CNN
F 1 "GND" H 4900 1100 50 0000 C CNN
F 2 "" H 4900 1250 50 0001 C CNN
F 3 "" H 4900 1250 50 0001 C CNN
1 4900 1250
-1 0 0 -1
$EndComp
Wire Wire Line
4900 1250 4800 1250
Text Label 4000 2350 2 50 ~ 0
A0
Text Label 4000 2250 2 50 ~ 0
A1
Text Label 4000 2150 2 50 ~ 0
A2
Text Label 4000 2050 2 50 ~ 0
A3
Text Label 4000 1950 2 50 ~ 0
A4
Text Label 4000 1850 2 50 ~ 0
A5
Text Label 4000 1750 2 50 ~ 0
A6
Text Label 4000 1650 2 50 ~ 0
A7
Text Label 4000 4650 2 50 ~ 0
A10
Text Label 4000 4550 2 50 ~ 0
A11
Text Label 4000 4450 2 50 ~ 0
A12
Text Label 4000 4350 2 50 ~ 0
A13
Text Label 4000 4250 2 50 ~ 0
A14
Text Label 4000 6250 2 50 ~ 0
A15
Text Label 4000 6150 2 50 ~ 0
A16
Text Label 4000 6050 2 50 ~ 0
A17
Text Label 4000 5950 2 50 ~ 0
A18
Text Label 4000 5850 2 50 ~ 0
A19
Text Label 4000 5750 2 50 ~ 0
A20
Text Label 4000 5650 2 50 ~ 0
A21
Text Label 4000 5550 2 50 ~ 0
A22
Text Label 4000 4950 2 50 ~ 0
A8
Text Label 4000 4850 2 50 ~ 0
A9
Text Label 4800 2250 0 50 ~ 0
RA0
Text Label 4800 2150 0 50 ~ 0
RA1
Text Label 4800 2050 0 50 ~ 0
RA2
Text Label 4800 1950 0 50 ~ 0
RA3
Text Label 4800 1850 0 50 ~ 0
RA4
Text Label 4800 1750 0 50 ~ 0
RA5
Text Label 4800 1650 0 50 ~ 0
RA6
Text Label 4800 1550 0 50 ~ 0
RA7
$Comp
L power:GND #PWR0135
U 1 1 5EC985CF
P 4800 2350
F 0 "#PWR0135" H 4800 2100 50 0001 C CNN
F 1 "GND" H 4800 2200 50 0000 C CNN
F 2 "" H 4800 2350 50 0001 C CNN
F 3 "" H 4800 2350 50 0001 C CNN
1 4800 2350
-1 0 0 -1
$EndComp
$Comp
L power:GND #PWR0136
U 1 1 5EC98E92
P 4800 3650
F 0 "#PWR0136" H 4800 3400 50 0001 C CNN
F 1 "GND" H 4800 3500 50 0000 C CNN
F 2 "" H 4800 3650 50 0001 C CNN
F 3 "" H 4800 3650 50 0001 C CNN
1 4800 3650
-1 0 0 -1
$EndComp
$Comp
L power:GND #PWR0137
U 1 1 5EC99C6D
P 4800 4950
F 0 "#PWR0137" H 4800 4700 50 0001 C CNN
F 1 "GND" H 4800 4800 50 0000 C CNN
F 2 "" H 4800 4950 50 0001 C CNN
F 3 "" H 4800 4950 50 0001 C CNN
1 4800 4950
-1 0 0 -1
$EndComp
Text Label 4800 3250 0 50 ~ 0
R~CS~
Text Label 4800 3050 0 50 ~ 0
R~OE~
Text Label 4800 2850 0 50 ~ 0
R~WE~
Text Label 4800 4850 0 50 ~ 0
RA8
Text Label 4800 4750 0 50 ~ 0
RA9
Wire Wire Line
4800 1450 4800 1250
$Comp
L power:GND #PWR0138
U 1 1 5EC9E4BB
P 4900 2550
F 0 "#PWR0138" H 4900 2300 50 0001 C CNN
F 1 "GND" H 4900 2400 50 0000 C CNN
F 2 "" H 4900 2550 50 0001 C CNN
F 3 "" H 4900 2550 50 0001 C CNN
1 4900 2550
-1 0 0 -1
$EndComp
Wire Wire Line
4900 2550 4800 2550
Wire Wire Line
4800 2750 4800 2550
$Comp
L power:GND #PWR0139
U 1 1 5EC9F7AD
P 4900 3850
F 0 "#PWR0139" H 4900 3600 50 0001 C CNN
F 1 "GND" H 4900 3700 50 0000 C CNN
F 2 "" H 4900 3850 50 0001 C CNN
F 3 "" H 4900 3850 50 0001 C CNN
1 4900 3850
-1 0 0 -1
$EndComp
Wire Wire Line
4900 3850 4800 3850
Wire Wire Line
4800 4050 4800 3850
$Comp
L power:GND #PWR0140
U 1 1 5ECA061B
P 4900 5150
F 0 "#PWR0140" H 4900 4900 50 0001 C CNN
F 1 "GND" H 4900 5000 50 0000 C CNN
F 2 "" H 4900 5150 50 0001 C CNN
F 3 "" H 4900 5150 50 0001 C CNN
1 4900 5150
-1 0 0 -1
$EndComp
Wire Wire Line
4900 5150 4800 5150
Wire Wire Line
4800 5350 4800 5150
$Comp
L power:GND #PWR0141
U 1 1 5ECABC17
P 7950 6050
F 0 "#PWR0141" H 7950 5800 50 0001 C CNN
F 1 "GND" H 7950 5900 50 0000 C CNN
F 2 "" H 7950 6050 50 0001 C CNN
F 3 "" H 7950 6050 50 0001 C CNN
1 7950 6050
1 0 0 -1
$EndComp
$Comp
L Device:C_Small C7
U 1 1 5ECABC36
P 7950 5550
F 0 "C7" H 8042 5596 50 0000 L CNN
F 1 "2u2" H 8042 5505 50 0000 L CNN
F 2 "stdpads:C_0603" H 7950 5550 50 0001 C CNN
F 3 "~" H 7950 5550 50 0001 C CNN
1 7950 5550
1 0 0 -1
$EndComp
$Comp
L Device:C_Small C8
U 1 1 5ECABC3C
P 5600 5950
F 0 "C8" H 5692 5996 50 0000 L CNN
F 1 "2u2" H 5692 5905 50 0000 L CNN
F 2 "stdpads:C_0603" H 5600 5950 50 0001 C CNN
F 3 "~" H 5600 5950 50 0001 C CNN
1 5600 5950
1 0 0 -1
$EndComp
$Comp
L Device:C_Small C9
U 1 1 5ECABC42
P 6000 5950
F 0 "C9" H 6092 5996 50 0000 L CNN
F 1 "2u2" H 6092 5905 50 0000 L CNN
F 2 "stdpads:C_0603" H 6000 5950 50 0001 C CNN
F 3 "~" H 6000 5950 50 0001 C CNN
1 6000 5950
1 0 0 -1
$EndComp
Text Label 8050 5000 0 50 ~ 0
R~WE~
Text Label 8050 5100 0 50 ~ 0
R~OE~
Text Label 8050 4900 0 50 ~ 0
R~CS~
$Comp
L power:+3V3 #PWR0142
U 1 1 5ECAF49C
P 5600 5850
F 0 "#PWR0142" H 5600 5700 50 0001 C CNN
F 1 "+3V3" H 5600 6000 50 0000 C CNN
F 2 "" H 5600 5850 50 0001 C CNN
F 3 "" H 5600 5850 50 0001 C CNN
1 5600 5850
1 0 0 -1
$EndComp
$Comp
L power:+3V3 #PWR0143
U 1 1 5ECAFA85
P 6750 5450
F 0 "#PWR0143" H 6750 5300 50 0001 C CNN
F 1 "+3V3" H 6750 5600 50 0000 C CNN
F 2 "" H 6750 5450 50 0001 C CNN
F 3 "" H 6750 5450 50 0001 C CNN
1 6750 5450
1 0 0 -1
$EndComp
$Comp
L Regulator_Linear:LD1117S33TR_SOT223 U11
U 1 1 5ECB0C15
P 6750 1450
F 0 "U11" H 6750 1692 50 0000 C CNN
F 1 "LD1117S33" H 6750 1601 50 0000 C CNN
F 2 "stdpads:SOT-223" H 6750 1650 50 0001 C CNN
F 3 "http://www.st.com/st-web-ui/static/active/en/resource/technical/document/datasheet/CD00000544.pdf" H 6850 1200 50 0001 C CNN
1 6750 1450
1 0 0 -1
$EndComp
$Comp
L power:+3V3 #PWR0144
U 1 1 5ECB1C16
P 7050 1450
F 0 "#PWR0144" H 7050 1300 50 0001 C CNN
F 1 "+3V3" H 7050 1600 50 0000 C CNN
F 2 "" H 7050 1450 50 0001 C CNN
F 3 "" H 7050 1450 50 0001 C CNN
1 7050 1450
-1 0 0 -1
$EndComp
Wire Wire Line
5600 5450 6000 5450
Wire Wire Line
5600 5650 6000 5650
$Comp
L Device:C_Small C1
U 1 1 5ECB95BB
P 5600 5550
F 0 "C1" H 5692 5596 50 0000 L CNN
F 1 "2u2" H 5692 5505 50 0000 L CNN
F 2 "stdpads:C_0603" H 5600 5550 50 0001 C CNN
F 3 "~" H 5600 5550 50 0001 C CNN
1 5600 5550
1 0 0 -1
$EndComp
$Comp
L Device:C_Small C2
U 1 1 5ECB95C1
P 6000 5550
F 0 "C2" H 6092 5596 50 0000 L CNN
F 1 "2u2" H 6092 5505 50 0000 L CNN
F 2 "stdpads:C_0603" H 6000 5550 50 0001 C CNN
F 3 "~" H 6000 5550 50 0001 C CNN
1 6000 5550
1 0 0 -1
$EndComp
$Comp
L Device:C_Small C3
U 1 1 5ECB95C7
P 6400 5550
F 0 "C3" H 6492 5596 50 0000 L CNN
F 1 "2u2" H 6492 5505 50 0000 L CNN
F 2 "stdpads:C_0603" H 6400 5550 50 0001 C CNN
F 3 "~" H 6400 5550 50 0001 C CNN
1 6400 5550
1 0 0 -1
$EndComp
Connection ~ 6000 5450
Wire Wire Line
6000 5450 6400 5450
Connection ~ 6000 5650
Wire Wire Line
6000 5650 6400 5650
$Comp
L power:+5V #PWR0146
U 1 1 5ECCC504
P 5600 5450
F 0 "#PWR0146" H 5600 5300 50 0001 C CNN
F 1 "+5V" H 5600 5600 50 0000 C CNN
F 2 "" H 5600 5450 50 0001 C CNN
F 3 "" H 5600 5450 50 0001 C CNN
1 5600 5450
1 0 0 -1
$EndComp
Connection ~ 5600 5450
Text Label 4800 4550 0 50 ~ 0
RA10
Text Label 4800 4450 0 50 ~ 0
RA11
Text Label 4800 4350 0 50 ~ 0
RA12
Text Label 4800 4250 0 50 ~ 0
RA13
Text Label 4800 4150 0 50 ~ 0
RA14
Text Label 4800 6150 0 50 ~ 0
RA15
Text Label 4800 6050 0 50 ~ 0
RA16
Text Label 4800 5950 0 50 ~ 0
RA17
Text Label 4800 5450 0 50 ~ 0
RA22
$Comp
L power:+5V #PWR0147
U 1 1 5ECD0119
P 6450 1450
F 0 "#PWR0147" H 6450 1300 50 0001 C CNN
F 1 "+5V" H 6450 1600 50 0000 C CNN
F 2 "" H 6450 1450 50 0001 C CNN
F 3 "" H 6450 1450 50 0001 C CNN
1 6450 1450
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR0148
U 1 1 5ECD0869
P 6750 1750
F 0 "#PWR0148" H 6750 1500 50 0001 C CNN
F 1 "GND" H 6750 1600 50 0000 C CNN
F 2 "" H 6750 1750 50 0001 C CNN
F 3 "" H 6750 1750 50 0001 C CNN
1 6750 1750
-1 0 0 -1
$EndComp
Text Label 4800 5550 0 50 ~ 0
RA21
Text Label 4800 5650 0 50 ~ 0
RA20
Text Label 4800 5750 0 50 ~ 0
RA19
Text Label 4800 5850 0 50 ~ 0
RA18
Text Label 4000 2950 2 50 ~ 0
~WE~
Text Label 4000 3150 2 50 ~ 0
~OE~
Text Label 4000 3350 2 50 ~ 0
~CS~
$Comp
L Device:C_Small C11
U 1 1 5ECABC23
P 6750 5950
F 0 "C11" H 6842 5996 50 0000 L CNN
F 1 "2u2" H 6842 5905 50 0000 L CNN
F 2 "stdpads:C_0603" H 6750 5950 50 0001 C CNN
F 3 "~" H 6750 5950 50 0001 C CNN
1 6750 5950
1 0 0 -1
$EndComp
$Comp
L Device:C_Small C10
U 1 1 5ECABC1D
P 6350 5950
F 0 "C10" H 6442 5996 50 0000 L CNN
F 1 "2u2" H 6442 5905 50 0000 L CNN
F 2 "stdpads:C_0603" H 6350 5950 50 0001 C CNN
F 3 "~" H 6350 5950 50 0001 C CNN
1 6350 5950
1 0 0 -1
$EndComp
$Comp
L Device:C_Small C4
U 1 1 5ECABC30
P 6750 5550
F 0 "C4" H 6842 5596 50 0000 L CNN
F 1 "2u2" H 6842 5505 50 0000 L CNN
F 2 "stdpads:C_0603" H 6750 5550 50 0001 C CNN
F 3 "~" H 6750 5550 50 0001 C CNN
1 6750 5550
1 0 0 -1
$EndComp
Connection ~ 6400 5650
Wire Wire Line
6750 5450 7150 5450
Wire Wire Line
6400 5650 6750 5650
Connection ~ 6750 5450
Connection ~ 6750 5650
Wire Wire Line
6750 5650 7150 5650
Connection ~ 7150 5450
Wire Wire Line
7150 5450 7550 5450
Connection ~ 7150 5650
Wire Wire Line
7150 5650 7550 5650
Connection ~ 7550 5450
Wire Wire Line
7550 5450 7950 5450
Connection ~ 7550 5650
Wire Wire Line
7550 5650 7950 5650
Connection ~ 7950 5650
Wire Wire Line
5600 5850 6000 5850
Wire Wire Line
5600 6050 6000 6050
Connection ~ 5600 5850
Wire Wire Line
6350 5850 6750 5850
Wire Wire Line
6350 6050 6750 6050
Connection ~ 6750 5850
Wire Wire Line
6750 5850 7150 5850
Connection ~ 6750 6050
Wire Wire Line
6750 6050 7150 6050
Connection ~ 7150 5850
Wire Wire Line
7150 5850 7550 5850
Connection ~ 7150 6050
Wire Wire Line
7150 6050 7550 6050
Connection ~ 7550 5850
Wire Wire Line
7550 5850 7950 5850
Connection ~ 7550 6050
Wire Wire Line
7550 6050 7950 6050
$Comp
L Device:C_Small C14
U 1 1 5EDC21D7
P 7950 5950
F 0 "C14" H 8042 5996 50 0000 L CNN
F 1 "2u2" H 8042 5905 50 0000 L CNN
F 2 "stdpads:C_0603" H 7950 5950 50 0001 C CNN
F 3 "~" H 7950 5950 50 0001 C CNN
1 7950 5950
1 0 0 -1
$EndComp
Connection ~ 7950 6050
Wire Wire Line
6350 5850 6000 5850
Connection ~ 6350 5850
Connection ~ 6000 5850
Wire Wire Line
6000 6050 6350 6050
Connection ~ 6000 6050
Connection ~ 6350 6050
$Comp
L Mechanical:MountingHole_Pad H3
U 1 1 5EDC8F09
P 8350 1500
F 0 "H3" H 8450 1503 50 0000 L CNN
F 1 " " H 8450 1458 50 0001 L CNN
F 2 "stdpads:PasteHole_1.1mm_PTH" H 8350 1500 50 0001 C CNN
F 3 "~" H 8350 1500 50 0001 C CNN
1 8350 1500
1 0 0 -1
$EndComp
$Comp
L Mechanical:MountingHole_Pad H4
U 1 1 5EDC8F0F
P 8650 1500
F 0 "H4" H 8750 1503 50 0000 L CNN
F 1 " " H 8750 1458 50 0001 L CNN
F 2 "stdpads:PasteHole_1.1mm_PTH" H 8650 1500 50 0001 C CNN
F 3 "~" H 8650 1500 50 0001 C CNN
1 8650 1500
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR0145
U 1 1 5EDC9F0C
P 8650 1600
F 0 "#PWR0145" H 8650 1350 50 0001 C CNN
F 1 "GND" H 8650 1450 50 0000 C CNN
F 2 "" H 8650 1600 50 0001 C CNN
F 3 "" H 8650 1600 50 0001 C CNN
1 8650 1600
-1 0 0 -1
$EndComp
$Comp
L Mechanical:Fiducial FID1
U 1 1 5EDCC581
P 7750 1800
F 0 "FID1" H 7835 1846 50 0000 L CNN
F 1 "Fiducial" H 7835 1755 50 0000 L CNN
F 2 "stdpads:Fiducial" H 7750 1800 50 0001 C CNN
F 3 "~" H 7750 1800 50 0001 C CNN
1 7750 1800
1 0 0 -1
$EndComp
$Comp
L Mechanical:Fiducial FID2
U 1 1 5EDCCA31
P 8250 1800
F 0 "FID2" H 8335 1846 50 0000 L CNN
F 1 "Fiducial" H 8335 1755 50 0000 L CNN
F 2 "stdpads:Fiducial" H 8250 1800 50 0001 C CNN
F 3 "~" H 8250 1800 50 0001 C CNN
1 8250 1800
1 0 0 -1
$EndComp
$Comp
L Mechanical:Fiducial FID3
U 1 1 5EDCCCF0
P 7750 2000
F 0 "FID3" H 7835 2046 50 0000 L CNN
F 1 "Fiducial" H 7835 1955 50 0000 L CNN
F 2 "stdpads:Fiducial" H 7750 2000 50 0001 C CNN
F 3 "~" H 7750 2000 50 0001 C CNN
1 7750 2000
1 0 0 -1
$EndComp
$Comp
L Mechanical:Fiducial FID4
U 1 1 5EDCCFC0
P 8250 2000
F 0 "FID4" H 8335 2046 50 0000 L CNN
F 1 "Fiducial" H 8335 1955 50 0000 L CNN
F 2 "stdpads:Fiducial" H 8250 2000 50 0001 C CNN
F 3 "~" H 8250 2000 50 0001 C CNN
1 8250 2000
1 0 0 -1
$EndComp
$Comp
L Mechanical:MountingHole_Pad H2
U 1 1 5EE01FE6
P 8050 1500
F 0 "H2" H 8150 1503 50 0000 L CNN
F 1 " " H 8150 1458 50 0001 L CNN
F 2 "stdpads:PasteHole_1.1mm_PTH" H 8050 1500 50 0001 C CNN
F 3 "~" H 8050 1500 50 0001 C CNN
1 8050 1500
1 0 0 -1
$EndComp
$Comp
L Mechanical:MountingHole_Pad H1
U 1 1 5EE01FE0
P 7750 1500
F 0 "H1" H 7850 1503 50 0000 L CNN
F 1 " " H 7850 1458 50 0001 L CNN
F 2 "stdpads:PasteHole_1.1mm_PTH" H 7750 1500 50 0001 C CNN
F 3 "~" H 7750 1500 50 0001 C CNN
1 7750 1500
1 0 0 -1
$EndComp
Wire Wire Line
7750 1600 8050 1600
Connection ~ 8050 1600
Wire Wire Line
8050 1600 8350 1600
Connection ~ 8350 1600
Wire Wire Line
8350 1600 8650 1600
Connection ~ 8650 1600
$Comp
L power:GND #PWR0149
U 1 1 5EC0D3D0
P 3800 4750
F 0 "#PWR0149" H 3800 4500 50 0001 C CNN
F 1 "GND" H 3800 4600 50 0000 C CNN
F 2 "" H 3800 4750 50 0001 C CNN
F 3 "" H 3800 4750 50 0001 C CNN
1 3800 4750
-1 0 0 -1
$EndComp
Wire Wire Line
3800 4750 4000 4750
$Comp
L power:GND #PWR0150
U 1 1 5EC0F52D
P 3800 3650
F 0 "#PWR0150" H 3800 3400 50 0001 C CNN
F 1 "GND" H 3800 3500 50 0000 C CNN
F 2 "" H 3800 3650 50 0001 C CNN
F 3 "" H 3800 3650 50 0001 C CNN
1 3800 3650
-1 0 0 -1
$EndComp
Wire Wire Line
4000 3650 3800 3650
Wire Wire Line
3800 3650 3800 3550
Wire Wire Line
3800 3050 4000 3050
Connection ~ 3800 3650
Wire Wire Line
4000 3250 3800 3250
Connection ~ 3800 3250
Wire Wire Line
3800 3250 3800 3050
Wire Wire Line
4000 3450 3800 3450
Connection ~ 3800 3450
Wire Wire Line
3800 3450 3800 3250
Wire Wire Line
3800 3550 4000 3550
Connection ~ 3800 3550
Wire Wire Line
3800 3550 3800 3450
NoConn ~ 4800 2950
NoConn ~ 4800 3150
NoConn ~ 4800 3350
NoConn ~ 4800 3450
NoConn ~ 4800 3550
NoConn ~ 4800 4650
Wire Wire Line
2500 2850 2600 2850
Wire Wire Line
2500 2650 2500 2850
Wire Wire Line
2400 2650 2500 2650
$Comp
L power:GND #PWR0122
U 1 1 5EC6163B
P 2400 2650
F 0 "#PWR0122" H 2400 2400 50 0001 C CNN
F 1 "GND" H 2400 2500 50 0000 C CNN
F 2 "" H 2400 2650 50 0001 C CNN
F 3 "" H 2400 2650 50 0001 C CNN
1 2400 2650
1 0 0 -1
$EndComp
Wire Wire Line
2500 1550 2600 1550
Wire Wire Line
2500 1350 2500 1550
$Comp
L power:GND #PWR0121
U 1 1 5EC60103
P 2400 1350
F 0 "#PWR0121" H 2400 1100 50 0001 C CNN
F 1 "GND" H 2400 1200 50 0000 C CNN
F 2 "" H 2400 1350 50 0001 C CNN
F 3 "" H 2400 1350 50 0001 C CNN
1 2400 1350
1 0 0 -1
$EndComp
Wire Wire Line
2400 1350 2500 1350
Wire Wire Line
3900 1550 4000 1550
Wire Wire Line
3900 1350 3900 1550
Wire Wire Line
3800 1350 3900 1350
$Comp
L power:GND #PWR0130
U 1 1 5EC893B0
P 3800 1350
F 0 "#PWR0130" H 3800 1100 50 0001 C CNN
F 1 "GND" H 3800 1200 50 0000 C CNN
F 2 "" H 3800 1350 50 0001 C CNN
F 3 "" H 3800 1350 50 0001 C CNN
1 3800 1350
1 0 0 -1
$EndComp
Wire Wire Line
3900 3950 3900 4150
Wire Wire Line
3800 3950 3900 3950
$Comp
L power:GND #PWR0132
U 1 1 5EC893C2
P 3800 3950
F 0 "#PWR0132" H 3800 3700 50 0001 C CNN
F 1 "GND" H 3800 3800 50 0000 C CNN
F 2 "" H 3800 3950 50 0001 C CNN
F 3 "" H 3800 3950 50 0001 C CNN
1 3800 3950
1 0 0 -1
$EndComp
$Comp
L power:+3V3 #PWR0127
U 1 1 5EC8935B
P 4000 4050
F 0 "#PWR0127" H 4000 3900 50 0001 C CNN
F 1 "+3V3" H 4000 4200 50 0000 C CNN
F 2 "" H 4000 4050 50 0001 C CNN
F 3 "" H 4000 4050 50 0001 C CNN
1 4000 4050
-1 0 0 -1
$EndComp
$Comp
L GW_Logic:74245 U9
U 1 1 5EC8934F
P 4400 4500
F 0 "U9" H 4400 5100 50 0000 C CNN
F 1 "74AHC245" H 4400 3900 50 0000 C CNN
F 2 "stdpads:TSSOP-20_4.4x6.5mm_P0.65mm" H 4400 3850 50 0001 C TNN
F 3 "" H 4400 4600 60 0001 C CNN
1 4400 4500
-1 0 0 -1
$EndComp
Wire Wire Line
3900 2650 3900 2850
Wire Wire Line
3800 2650 3900 2650
$Comp
L power:GND #PWR0131
U 1 1 5EC5BB53
P 3800 2650
F 0 "#PWR0131" H 3800 2400 50 0001 C CNN
F 1 "GND" H 3800 2500 50 0000 C CNN
F 2 "" H 3800 2650 50 0001 C CNN
F 3 "" H 3800 2650 50 0001 C CNN
1 3800 2650
1 0 0 -1
$EndComp
Wire Wire Line
3900 2850 4000 2850
Text Label 5850 1750 2 50 ~ 0
RA23
$Comp
L Device:R_Small R1
U 1 1 5EC0CD79
P 5950 1650
F 0 "R1" H 6009 1696 50 0000 L CNN
F 1 "3k3" H 6009 1605 50 0000 L CNN
F 2 "stdpads:R_0805" H 5950 1650 50 0001 C CNN
F 3 "~" H 5950 1650 50 0001 C CNN
1 5950 1650
1 0 0 -1
$EndComp
Wire Wire Line
5850 1750 5950 1750
$Comp
L power:+3V3 #PWR0151
U 1 1 5EC0FA8C
P 5950 1550
F 0 "#PWR0151" H 5950 1400 50 0001 C CNN
F 1 "+3V3" H 5950 1700 50 0000 C CNN
F 2 "" H 5950 1550 50 0001 C CNN
F 3 "" H 5950 1550 50 0001 C CNN
1 5950 1550
-1 0 0 -1
$EndComp
$Comp
L Switch:SW_DIP_x01 SW1
U 1 1 5EC10C6B
P 6350 1750
F 0 "SW1" H 6350 1900 50 0000 C CNN
F 1 "ROM Select" H 6350 1600 50 0000 C CNN
F 2 "Button_Switch_SMD:SW_DIP_SPSTx01_Slide_6.7x4.1mm_W8.61mm_P2.54mm_LowProfile" H 6350 1750 50 0001 C CNN
F 3 "~" H 6350 1750 50 0001 C CNN
1 6350 1750
1 0 0 -1
$EndComp
Wire Wire Line
5950 1750 6050 1750
Connection ~ 5950 1750
$Comp
L power:GND #PWR0153
U 1 1 A08D2337
P 8350 6050
F 0 "#PWR0153" H 8350 5800 50 0001 C CNN
F 1 "GND" H 8350 5900 50 0000 C CNN
F 2 "" H 8350 6050 50 0001 C CNN
F 3 "" H 8350 6050 50 0001 C CNN
1 8350 6050
1 0 0 -1
$EndComp
Wire Wire Line
7950 5850 8350 5850
Wire Wire Line
7950 6050 8350 6050
$Comp
L Device:C_Small C15
U 1 1 A08D233F
P 8350 5950
F 0 "C15" H 8442 5996 50 0000 L CNN
F 1 "2u2" H 8442 5905 50 0000 L CNN
F 2 "stdpads:C_0603" H 8350 5950 50 0001 C CNN
F 3 "~" H 8350 5950 50 0001 C CNN
1 8350 5950
1 0 0 -1
$EndComp
Connection ~ 8350 6050
$Comp
L GW_Logic:741G02GW U12
U 1 1 5EF4BDF5
P 5700 3250
F 0 "U12" H 5700 3500 50 0000 C CNN
F 1 "74LVC1G02GW" H 5700 3000 50 0000 C CNN
F 2 "stdpads:SOT-353" H 5700 2950 50 0001 C TNN
F 3 "" H 5700 3050 60 0001 C CNN
1 5700 3250
1 0 0 -1
$EndComp
Text Label 5300 3150 2 50 ~ 0
~CS~
$Comp
L power:+3V3 #PWR0154
U 1 1 5EF4CD76
P 6100 3150
F 0 "#PWR0154" H 6100 3000 50 0001 C CNN
F 1 "+3V3" H 6100 3300 50 0000 C CNN
F 2 "" H 6100 3150 50 0001 C CNN
F 3 "" H 6100 3150 50 0001 C CNN
1 6100 3150
-1 0 0 -1
$EndComp
$Comp
L power:GND #PWR0155
U 1 1 5EF4D490
P 5300 3350
F 0 "#PWR0155" H 5300 3100 50 0001 C CNN
F 1 "GND" H 5300 3200 50 0000 C CNN
F 2 "" H 5300 3350 50 0001 C CNN
F 3 "" H 5300 3350 50 0001 C CNN
1 5300 3350
-1 0 0 -1
$EndComp
Text Label 6500 3350 0 50 ~ 0
DdirR
Text Label 5300 3250 2 50 ~ 0
~OE~
$Comp
L Device:R_Small R2
U 1 1 5EFDEB5D
P 6400 3350
F 0 "R2" V 6350 3350 50 0000 C BNN
F 1 "100" V 6450 3350 50 0000 C TNN
F 2 "stdpads:R_0805" H 6400 3350 50 0001 C CNN
F 3 "~" H 6400 3350 50 0001 C CNN
1 6400 3350
0 1 1 0
$EndComp
Text Label 6100 3350 0 50 ~ 0
Ddir
Wire Wire Line
6100 3350 6300 3350
Wire Wire Line
6650 1750 6750 1750
Connection ~ 6750 1750
$EndSCHEMATC
Reference in New Issue View Git Blame Copy Permalink