RC6502-Apple-1-Replica/RC6502 RAM/RC6502 RAM.sch

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2017-05-14 19:08:06 +00:00
EESchema Schematic File Version 2
LIBS:power
LIBS:device
LIBS:transistors
LIBS:conn
LIBS:linear
LIBS:regul
LIBS:74xx
LIBS:cmos4000
LIBS:adc-dac
LIBS:memory
LIBS:xilinx
LIBS:microcontrollers
LIBS:dsp
LIBS:microchip
LIBS:analog_switches
LIBS:motorola
LIBS:texas
LIBS:intel
LIBS:audio
LIBS:interface
LIBS:digital-audio
LIBS:philips
LIBS:display
LIBS:cypress
LIBS:siliconi
LIBS:opto
LIBS:atmel
LIBS:contrib
LIBS:valves
LIBS:rc6502_backplane
2017-05-14 19:08:06 +00:00
LIBS:RC6502 RAM-cache
EELAYER 25 0
EELAYER END
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Date ""
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2017-05-14 19:08:06 +00:00
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2017-05-14 19:08:06 +00:00
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2017-05-14 19:08:06 +00:00
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2017-05-14 19:08:06 +00:00
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2017-05-14 19:08:06 +00:00
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2017-05-14 19:08:06 +00:00
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2017-05-14 19:08:06 +00:00
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2017-05-14 19:08:06 +00:00
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2017-05-14 19:08:06 +00:00
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2017-05-14 19:08:06 +00:00
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2017-05-14 19:08:06 +00:00
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2017-05-14 19:08:06 +00:00
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2017-05-14 19:08:06 +00:00
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2017-05-14 19:08:06 +00:00
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2017-05-14 19:08:06 +00:00
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2017-05-14 19:08:06 +00:00
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2017-05-14 19:08:06 +00:00
D0
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2017-05-14 19:08:06 +00:00
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2017-05-14 19:08:06 +00:00
D2
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2017-05-14 19:08:06 +00:00
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2017-05-14 19:08:06 +00:00
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2017-05-14 19:08:06 +00:00
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2017-05-14 19:08:06 +00:00
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2017-05-14 19:08:06 +00:00
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D1
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D4
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D5
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D6
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D7
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NoConn ~ 10300 4050
NoConn ~ 10300 4150
NoConn ~ 10300 4250
NoConn ~ 10300 4650
NoConn ~ 10300 5550
NoConn ~ 10300 5650
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2017-05-14 19:08:06 +00:00
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2017-05-14 19:08:06 +00:00
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A6
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A4
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A2
Text GLabel 1450 1125 0 60 Input ~ 0
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RC6502 Enhanced RAM/ROM board
2017-05-14 19:08:06 +00:00
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B
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PHI2
NoConn ~ 10300 4350
NoConn ~ 10300 4550
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2018-12-22 16:09:04 +00:00
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2017-05-14 19:08:06 +00:00
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2018-12-22 16:09:04 +00:00
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2017-05-14 19:08:06 +00:00
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2018-12-22 16:09:04 +00:00
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2018-12-22 16:09:04 +00:00
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$Comp
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2018-12-22 16:09:04 +00:00
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1 10500 4050
1 0 0 -1
$EndComp
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1 0 0 -1
$EndComp
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Wire Wire Line
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Wire Wire Line
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2018-12-22 16:09:04 +00:00
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1 10850 1400
1 0 0 -1
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2018-12-22 16:09:04 +00:00
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1 9650 800
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2018-12-22 16:09:04 +00:00
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1 900 7400
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2018-12-22 16:09:04 +00:00
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2018-12-22 16:09:04 +00:00
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2018-12-22 16:09:04 +00:00
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$Comp
2018-12-22 16:09:04 +00:00
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2018-12-22 16:09:04 +00:00
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2017-05-14 19:08:06 +00:00
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2018-12-22 16:09:04 +00:00
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Wire Wire Line
2018-12-22 16:09:04 +00:00
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Wire Wire Line
2018-12-22 16:09:04 +00:00
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Wire Wire Line
2018-12-22 16:09:04 +00:00
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Connection ~ 5025 1650
$Comp
2018-12-22 16:09:04 +00:00
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2018-12-22 16:09:04 +00:00
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2018-12-22 16:09:04 +00:00
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2017-05-14 19:08:06 +00:00
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2018-12-22 16:09:04 +00:00
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2018-12-22 16:09:04 +00:00
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2017-05-14 19:08:06 +00:00
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2018-12-22 16:09:04 +00:00
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2018-12-22 16:09:04 +00:00
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2018-12-22 16:09:04 +00:00
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Wire Wire Line
2018-12-22 16:09:04 +00:00
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Connection ~ 8900 1250
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2018-12-22 16:09:04 +00:00
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2018-12-22 16:09:04 +00:00
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2018-12-22 16:09:04 +00:00
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2018-12-22 16:09:04 +00:00
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2017-05-14 19:08:06 +00:00
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2018-12-22 16:09:04 +00:00
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2017-05-14 19:08:06 +00:00
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2018-12-22 16:09:04 +00:00
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2017-05-14 19:08:06 +00:00
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2018-12-22 16:09:04 +00:00
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1 5700 1375
2017-05-14 19:08:06 +00:00
1 0 0 -1
$EndComp
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2018-12-22 16:09:04 +00:00
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Text GLabel 2525 1975 2 60 Input ~ 0
~WE
Wire Wire Line
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~CS
Wire Wire Line
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2018-12-22 16:09:04 +00:00
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1 975 2250
-1 0 0 1
$EndComp
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2018-12-22 16:09:04 +00:00
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2017-05-14 19:08:06 +00:00
-1 0 0 1
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2017-05-14 19:08:06 +00:00
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2017-05-14 19:08:06 +00:00
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2017-05-14 19:08:06 +00:00
Wire Wire Line
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2017-05-14 19:08:06 +00:00
Wire Wire Line
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2017-05-14 19:08:06 +00:00
Wire Wire Line
1150 2425 1150 2500
2017-05-14 19:08:06 +00:00
Wire Wire Line
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2017-05-14 19:08:06 +00:00
Wire Wire Line
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2018-12-22 16:09:04 +00:00
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1 1800 5200
-1 0 0 1
$EndComp
2018-12-22 16:09:04 +00:00
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~CS0
2018-12-22 16:09:04 +00:00
Text GLabel 2250 6725 2 60 Output ~ 0
~CS1
2018-12-22 16:09:04 +00:00
Text GLabel 2250 6825 2 60 Output ~ 0
~CS2
2018-12-22 16:09:04 +00:00
Text GLabel 2250 6925 2 60 Output ~ 0
~CS3
2018-12-22 16:09:04 +00:00
Text GLabel 2250 7025 2 60 Output ~ 0
~CS4
2018-12-22 16:09:04 +00:00
Text GLabel 2250 7125 2 60 Output ~ 0
~CS5
2018-12-22 16:09:04 +00:00
Text GLabel 2250 7225 2 60 Output ~ 0
~CS6
2018-12-22 16:09:04 +00:00
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~CS7
2017-05-14 19:08:06 +00:00
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2018-12-22 16:09:04 +00:00
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2017-05-14 19:08:06 +00:00
Wire Wire Line
2018-12-22 16:09:04 +00:00
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2017-05-14 19:08:06 +00:00
Wire Wire Line
2018-12-22 16:09:04 +00:00
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2017-05-14 19:08:06 +00:00
Wire Wire Line
2018-12-22 16:09:04 +00:00
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2017-05-14 19:08:06 +00:00
Wire Wire Line
2018-12-22 16:09:04 +00:00
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2017-05-14 19:08:06 +00:00
Wire Wire Line
2018-12-22 16:09:04 +00:00
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2017-05-14 19:08:06 +00:00
Wire Wire Line
2018-12-22 16:09:04 +00:00
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2017-05-14 19:08:06 +00:00
Wire Wire Line
2018-12-22 16:09:04 +00:00
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Text GLabel 1475 5200 0 60 Input ~ 0
~CS0
2017-05-14 19:08:06 +00:00
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2018-12-22 16:09:04 +00:00
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2017-05-14 19:08:06 +00:00
$Comp
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2018-12-22 16:09:04 +00:00
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F 3 "" H 2125 5125 50 0001 C CNN
1 2125 5125
1 0 0 -1
$EndComp
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2018-12-22 16:09:04 +00:00
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Wire Wire Line
2018-12-22 16:09:04 +00:00
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Wire Wire Line
2018-12-22 16:09:04 +00:00
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Wire Wire Line
2018-12-22 16:09:04 +00:00
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Wire Wire Line
2018-12-22 16:09:04 +00:00
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2018-12-22 16:09:04 +00:00
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2017-05-14 19:08:06 +00:00
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$EndComp
2018-12-22 16:09:04 +00:00
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2017-05-14 19:08:06 +00:00
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2018-12-22 16:09:04 +00:00
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$Comp
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2018-12-22 16:09:04 +00:00
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F 0 "#PWR08" H 2550 5250 50 0001 C CNN
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F 3 "" H 2550 5400 50 0001 C CNN
1 2550 5400
1 0 0 -1
$EndComp
2017-05-14 19:08:06 +00:00
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2018-12-22 16:09:04 +00:00
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2017-05-14 19:08:06 +00:00
Wire Wire Line
2018-12-22 16:09:04 +00:00
2550 5400 2550 5475
2017-05-14 19:08:06 +00:00
Wire Wire Line
2018-12-22 16:09:04 +00:00
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$Comp
L Jumper_NC_Dual JP5
U 1 1 5C1DB802
2018-12-22 16:09:04 +00:00
P 2650 5750
F 0 "JP5" H 2700 5650 50 0000 L CNN
F 1 "CS2_EN" H 2650 5850 50 0000 C BNN
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F 3 "" H 2650 5750 50 0001 C CNN
1 2650 5750
-1 0 0 1
$EndComp
2018-12-22 16:09:04 +00:00
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~CS2
Wire Wire Line
2018-12-22 16:09:04 +00:00
2400 5750 2325 5750
$Comp
L VCC #PWR09
U 1 1 5C1DB80A
2018-12-22 16:09:04 +00:00
P 2975 5675
F 0 "#PWR09" H 2975 5525 50 0001 C CNN
F 1 "VCC" H 2975 5825 50 0000 C CNN
F 2 "" H 2975 5675 50 0001 C CNN
F 3 "" H 2975 5675 50 0001 C CNN
1 2975 5675
1 0 0 -1
$EndComp
2017-05-14 19:08:06 +00:00
Wire Wire Line
2018-12-22 16:09:04 +00:00
2975 5750 2900 5750
Wire Wire Line
2018-12-22 16:09:04 +00:00
2975 5675 2975 5750
2017-05-14 19:08:06 +00:00
Wire Wire Line
2018-12-22 16:09:04 +00:00
2650 5650 2650 5400
2017-05-14 19:08:06 +00:00
Wire Wire Line
2018-12-22 16:09:04 +00:00
2875 5400 2875 5325
$Comp
L Jumper_NC_Dual JP6
U 1 1 5C1DB81B
2018-12-22 16:09:04 +00:00
P 3075 6025
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F 3 "" H 3075 6025 50 0001 C CNN
1 3075 6025
-1 0 0 1
$EndComp
2018-12-22 16:09:04 +00:00
Text GLabel 2750 6025 0 60 Input ~ 0
~CS3
2017-05-14 19:08:06 +00:00
Wire Wire Line
2018-12-22 16:09:04 +00:00
2825 6025 2750 6025
$Comp
L VCC #PWR010
U 1 1 5C1DB823
2018-12-22 16:09:04 +00:00
P 3400 5950
F 0 "#PWR010" H 3400 5800 50 0001 C CNN
F 1 "VCC" H 3400 6100 50 0000 C CNN
F 2 "" H 3400 5950 50 0001 C CNN
F 3 "" H 3400 5950 50 0001 C CNN
1 3400 5950
1 0 0 -1
$EndComp
2017-06-01 17:41:30 +00:00
Wire Wire Line
2018-12-22 16:09:04 +00:00
3400 6025 3325 6025
2017-06-01 17:41:30 +00:00
Wire Wire Line
2018-12-22 16:09:04 +00:00
3400 5950 3400 6025
2017-06-01 17:41:30 +00:00
Wire Wire Line
2018-12-22 16:09:04 +00:00
3075 5325 3075 5925
2017-06-01 17:41:30 +00:00
Wire Wire Line
2018-12-22 16:09:04 +00:00
2650 5400 2875 5400
2017-06-01 17:41:30 +00:00
$Comp
L Jumper_NC_Dual JP7
U 1 1 5C1DC554
2018-12-22 16:09:04 +00:00
P 3475 6300
F 0 "JP7" H 3525 6200 50 0000 L CNN
F 1 "CS4_EN" H 3475 6400 50 0000 C BNN
F 2 "Pin_Headers:Pin_Header_Straight_1x03_Pitch2.54mm" H 3475 6300 50 0001 C CNN
F 3 "" H 3475 6300 50 0001 C CNN
1 3475 6300
-1 0 0 1
2017-06-01 17:41:30 +00:00
$EndComp
2018-12-22 16:09:04 +00:00
Text GLabel 3150 6300 0 60 Input ~ 0
~CS4
Wire Wire Line
2018-12-22 16:09:04 +00:00
3225 6300 3150 6300
$Comp
L VCC #PWR011
U 1 1 5C1DC55C
2018-12-22 16:09:04 +00:00
P 3800 6225
F 0 "#PWR011" H 3800 6075 50 0001 C CNN
F 1 "VCC" H 3800 6375 50 0000 C CNN
F 2 "" H 3800 6225 50 0001 C CNN
F 3 "" H 3800 6225 50 0001 C CNN
1 3800 6225
1 0 0 -1
$EndComp
Wire Wire Line
2018-12-22 16:09:04 +00:00
3800 6300 3725 6300
Wire Wire Line
2018-12-22 16:09:04 +00:00
3800 6225 3800 6300
Wire Wire Line
2018-12-22 16:09:04 +00:00
3475 6200 3475 5950
Wire Wire Line
2018-12-22 16:09:04 +00:00
3475 5950 3700 5950
Wire Wire Line
2018-12-22 16:09:04 +00:00
3700 5950 3700 5875
$Comp
L Jumper_NC_Dual JP8
U 1 1 5C1DC56D
2018-12-22 16:09:04 +00:00
P 3900 6575
F 0 "JP8" H 3950 6475 50 0000 L CNN
F 1 "CS5_EN" H 3900 6675 50 0000 C BNN
F 2 "Pin_Headers:Pin_Header_Straight_1x03_Pitch2.54mm" H 3900 6575 50 0001 C CNN
F 3 "" H 3900 6575 50 0001 C CNN
1 3900 6575
-1 0 0 1
$EndComp
2018-12-22 16:09:04 +00:00
Text GLabel 3575 6575 0 60 Input ~ 0
~CS5
Wire Wire Line
2018-12-22 16:09:04 +00:00
3650 6575 3575 6575
$Comp
L VCC #PWR012
U 1 1 5C1DC575
2018-12-22 16:09:04 +00:00
P 4225 6500
F 0 "#PWR012" H 4225 6350 50 0001 C CNN
F 1 "VCC" H 4225 6650 50 0000 C CNN
F 2 "" H 4225 6500 50 0001 C CNN
F 3 "" H 4225 6500 50 0001 C CNN
1 4225 6500
1 0 0 -1
$EndComp
Wire Wire Line
2018-12-22 16:09:04 +00:00
4225 6575 4150 6575
Wire Wire Line
2018-12-22 16:09:04 +00:00
4225 6500 4225 6575
Wire Wire Line
2018-12-22 16:09:04 +00:00
3900 5875 3900 6475
$Comp
L Jumper_NC_Dual JP12
U 1 1 5C1DC57E
2018-12-22 16:09:04 +00:00
P 4325 6850
F 0 "JP12" H 4375 6750 50 0000 L CNN
F 1 "CS6_EN" H 4325 6950 50 0000 C BNN
F 2 "Pin_Headers:Pin_Header_Straight_1x03_Pitch2.54mm" H 4325 6850 50 0001 C CNN
F 3 "" H 4325 6850 50 0001 C CNN
1 4325 6850
-1 0 0 1
$EndComp
2018-12-22 16:09:04 +00:00
Text GLabel 4000 6850 0 60 Input ~ 0
~CS6
Wire Wire Line
2018-12-22 16:09:04 +00:00
4075 6850 4000 6850
$Comp
L VCC #PWR013
U 1 1 5C1DC586
2018-12-22 16:09:04 +00:00
P 4650 6775
F 0 "#PWR013" H 4650 6625 50 0001 C CNN
F 1 "VCC" H 4650 6925 50 0000 C CNN
F 2 "" H 4650 6775 50 0001 C CNN
F 3 "" H 4650 6775 50 0001 C CNN
1 4650 6775
1 0 0 -1
$EndComp
Wire Wire Line
2018-12-22 16:09:04 +00:00
4650 6850 4575 6850
Wire Wire Line
2018-12-22 16:09:04 +00:00
4650 6775 4650 6850
Wire Wire Line
2018-12-22 16:09:04 +00:00
4325 6750 4325 6500
Wire Wire Line
2018-12-22 16:09:04 +00:00
4550 6500 4550 6425
$Comp
L Jumper_NC_Dual JP13
U 1 1 5C1DC596
2018-12-22 16:09:04 +00:00
P 4750 7125
F 0 "JP13" H 4800 7025 50 0000 L CNN
F 1 "CS7_EN" H 4750 7225 50 0000 C BNN
F 2 "Pin_Headers:Pin_Header_Straight_1x03_Pitch2.54mm" H 4750 7125 50 0001 C CNN
F 3 "" H 4750 7125 50 0001 C CNN
1 4750 7125
-1 0 0 1
$EndComp
2018-12-22 16:09:04 +00:00
Text GLabel 4425 7125 0 60 Input ~ 0
~CS7
Wire Wire Line
2018-12-22 16:09:04 +00:00
4500 7125 4425 7125
$Comp
L VCC #PWR014
U 1 1 5C1DC59E
2018-12-22 16:09:04 +00:00
P 5075 7050
F 0 "#PWR014" H 5075 6900 50 0001 C CNN
F 1 "VCC" H 5075 7200 50 0000 C CNN
F 2 "" H 5075 7050 50 0001 C CNN
F 3 "" H 5075 7050 50 0001 C CNN
1 5075 7050
1 0 0 -1
$EndComp
Wire Wire Line
2018-12-22 16:09:04 +00:00
5075 7125 5000 7125
Wire Wire Line
2018-12-22 16:09:04 +00:00
5075 7050 5075 7125
Wire Wire Line
2018-12-22 16:09:04 +00:00
4750 6425 4750 7025
Wire Wire Line
2018-12-22 16:09:04 +00:00
4325 6500 4550 6500
Wire Wire Line
2018-12-22 16:09:04 +00:00
2125 3475 2125 3575
Wire Wire Line
2018-12-22 16:09:04 +00:00
2975 3675 2975 4125
Wire Wire Line
2018-12-22 16:09:04 +00:00
2975 3675 3050 3675
Wire Wire Line
2018-12-22 16:09:04 +00:00
3050 3475 2125 3475
Wire Wire Line
2018-12-22 16:09:04 +00:00
3800 4575 3800 4675
Wire Wire Line
2018-12-22 16:09:04 +00:00
4725 4575 3800 4575
Wire Wire Line
2018-12-22 16:09:04 +00:00
4650 5225 4650 4775
Wire Wire Line
2018-12-22 16:09:04 +00:00
4650 4775 4725 4775
Wire Wire Line
2018-12-22 16:09:04 +00:00
5925 4675 6000 4675
Wire Wire Line
2018-12-22 16:09:04 +00:00
6000 4675 6000 4225
Wire Wire Line
2018-12-22 16:09:04 +00:00
6000 4225 6075 4225
Wire Wire Line
2018-12-22 16:09:04 +00:00
4250 3575 6000 3575
Wire Wire Line
2018-12-22 16:09:04 +00:00
6000 3575 6000 4025
Wire Wire Line
2018-12-22 16:09:04 +00:00
6000 4025 6075 4025
Text GLabel 7350 4125 2 60 Output ~ 0
~CS
Wire Wire Line
2018-12-22 16:09:04 +00:00
7275 4125 7350 4125
$Comp
L C C1
U 1 1 5C1E1F71
2018-12-22 16:09:04 +00:00
P 9650 1100
F 0 "C1" H 9675 1200 50 0000 L CNN
F 1 "100nF" H 9675 1000 50 0000 L CNN
F 2 "Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 9688 950 50 0001 C CNN
F 3 "" H 9650 1100 50 0001 C CNN
1 9650 1100
1 0 0 -1
$EndComp
$Comp
L C C4
U 1 1 5C1E2346
2018-12-22 16:09:04 +00:00
P 10550 1100
F 0 "C4" H 10575 1200 50 0000 L CNN
F 1 "100nF" H 10575 1000 50 0000 L CNN
F 2 "Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 10588 950 50 0001 C CNN
F 3 "" H 10550 1100 50 0001 C CNN
1 10550 1100
1 0 0 -1
$EndComp
Wire Wire Line
2018-12-22 16:09:04 +00:00
9650 1250 9650 1325
Wire Wire Line
2018-12-22 16:09:04 +00:00
9650 1325 10850 1325
Wire Wire Line
2018-12-22 16:09:04 +00:00
9950 1325 9950 1250
Wire Wire Line
2018-12-22 16:09:04 +00:00
10250 1325 10250 1250
Connection ~ 9950 1325
Connection ~ 10250 1325
Wire Wire Line
2018-12-22 16:09:04 +00:00
9650 800 9650 950
Wire Wire Line
2018-12-22 16:09:04 +00:00
9650 875 10850 875
Wire Wire Line
2018-12-22 16:09:04 +00:00
9950 875 9950 950
Wire Wire Line
2018-12-22 16:09:04 +00:00
10250 875 10250 950
Connection ~ 9950 875
Wire Wire Line
2018-12-22 16:09:04 +00:00
10550 875 10550 950
Connection ~ 10250 875
Connection ~ 9650 875
$Comp
L GND #PWR015
U 1 1 5C1E3B47
2018-12-22 16:09:04 +00:00
P 6600 7500
F 0 "#PWR015" H 6600 7250 50 0001 C CNN
F 1 "GND" H 6600 7350 50 0000 C CNN
F 2 "" H 6600 7500 50 0001 C CNN
F 3 "" H 6600 7500 50 0001 C CNN
1 6600 7500
1 0 0 -1
$EndComp
Wire Wire Line
2018-12-22 16:09:04 +00:00
6500 7350 6500 7425
Wire Wire Line
2018-12-22 16:09:04 +00:00
6500 7425 6700 7425
Wire Wire Line
2018-12-22 16:09:04 +00:00
6700 7425 6700 7350
Wire Wire Line
2018-12-22 16:09:04 +00:00
6600 7500 6600 7425
Connection ~ 6600 7425
NoConn ~ 6600 6150
$Comp
L C C5
U 1 1 5C1EB83C
P 10850 1100
F 0 "C5" H 10875 1200 50 0000 L CNN
F 1 "100nF" H 10875 1000 50 0000 L CNN
F 2 "Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 10888 950 50 0001 C CNN
F 3 "" H 10850 1100 50 0001 C CNN
1 10850 1100
1 0 0 -1
$EndComp
Wire Wire Line
10850 875 10850 950
Connection ~ 10550 875
Wire Wire Line
10850 1250 10850 1400
Wire Wire Line
10550 1250 10550 1325
Connection ~ 10550 1325
Connection ~ 10850 1325
$Comp
L Jumper_NC_Dual JP9
U 1 1 5C1ECAEA
P 3500 1325
F 0 "JP9" H 3550 1225 50 0000 L CNN
F 1 "LO/HI" H 3500 1425 50 0000 C BNN
2018-12-22 16:09:04 +00:00
F 2 "Pin_Headers:Pin_Header_Straight_1x03_Pitch2.54mm" H 3500 1325 50 0001 C CNN
F 3 "" H 3500 1325 50 0001 C CNN
1 3500 1325
0 1 1 0
$EndComp
Wire Wire Line
3325 1325 3400 1325
Wire Wire Line
5100 1000 3500 1000
Wire Wire Line
3500 1000 3500 1075
Wire Wire Line
3500 1575 3500 1650
Wire Wire Line
3500 1650 3750 1650
Wire Wire Line
5100 1000 5100 1650
Wire Wire Line
5100 1325 5175 1325
Connection ~ 5100 1325
Text Notes 7025 6775 0 60 ~ 0
Enhanced RAM board with added support for ROM ICs of type 28C64 or 28C256, can be\naddressed high/low. Individual 4k blocks can be enabled via jumpers.
2019-02-16 21:24:28 +00:00
$Comp
L 74LS08 U3
U 1 1 5C68602F
P 2125 4175
F 0 "U3" H 2125 4225 50 0000 C CNN
F 1 "74LS08" H 2125 4125 50 0000 C CNN
F 2 "Housings_DIP:DIP-14_W7.62mm_Socket" H 2125 4175 50 0001 C CNN
F 3 "" H 2125 4175 50 0001 C CNN
1 2125 4175
0 -1 -1 0
$EndComp
$Comp
L 74LS08 U3
U 2 1 5C6865C4
P 2975 4725
F 0 "U3" H 2975 4775 50 0000 C CNN
F 1 "74LS08" H 2975 4675 50 0000 C CNN
F 2 "Housings_DIP:DIP-14_W7.62mm_Socket" H 2975 4725 50 0001 C CNN
F 3 "" H 2975 4725 50 0001 C CNN
2 2975 4725
0 -1 -1 0
$EndComp
$Comp
L 74LS08 U3
U 3 1 5C686812
P 3800 5275
F 0 "U3" H 3800 5325 50 0000 C CNN
F 1 "74LS08" H 3800 5225 50 0000 C CNN
F 2 "Housings_DIP:DIP-14_W7.62mm_Socket" H 3800 5275 50 0001 C CNN
F 3 "" H 3800 5275 50 0001 C CNN
3 3800 5275
0 -1 -1 0
$EndComp
$Comp
L 74LS08 U3
U 4 1 5C68689D
P 4650 5825
F 0 "U3" H 4650 5875 50 0000 C CNN
F 1 "74LS08" H 4650 5775 50 0000 C CNN
F 2 "Housings_DIP:DIP-14_W7.62mm_Socket" H 4650 5825 50 0001 C CNN
F 3 "" H 4650 5825 50 0001 C CNN
4 4650 5825
0 -1 -1 0
$EndComp
$Comp
L 74LS08 U4
U 1 1 5C687BF2
P 3650 3575
F 0 "U4" H 3650 3625 50 0000 C CNN
F 1 "74LS08" H 3650 3525 50 0000 C CNN
F 2 "Housings_DIP:DIP-14_W7.62mm_Socket" H 3650 3575 50 0001 C CNN
F 3 "" H 3650 3575 50 0001 C CNN
1 3650 3575
1 0 0 -1
$EndComp
$Comp
L 74LS08 U4
U 2 1 5C687CAF
P 5325 4675
F 0 "U4" H 5325 4725 50 0000 C CNN
F 1 "74LS08" H 5325 4625 50 0000 C CNN
F 2 "Housings_DIP:DIP-14_W7.62mm_Socket" H 5325 4675 50 0001 C CNN
F 3 "" H 5325 4675 50 0001 C CNN
2 5325 4675
1 0 0 -1
$EndComp
$Comp
L 74LS08 U4
U 3 1 5C687D29
P 6675 4125
F 0 "U4" H 6675 4175 50 0000 C CNN
F 1 "74LS08" H 6675 4075 50 0000 C CNN
F 2 "Housings_DIP:DIP-14_W7.62mm_Socket" H 6675 4125 50 0001 C CNN
F 3 "" H 6675 4125 50 0001 C CNN
3 6675 4125
1 0 0 -1
$EndComp
$Comp
L 74LS08 U4
U 4 1 5C687DB2
P 6600 6750
F 0 "U4" H 6600 6800 50 0000 C CNN
F 1 "74LS08" H 6600 6700 50 0000 C CNN
F 2 "Housings_DIP:DIP-14_W7.62mm_Socket" H 6600 6750 50 0001 C CNN
F 3 "" H 6600 6750 50 0001 C CNN
4 6600 6750
0 -1 -1 0
$EndComp
2017-05-14 19:08:06 +00:00
$EndSCHEMATC