1103 lines
21 KiB
Plaintext
1103 lines
21 KiB
Plaintext
EESchema Schematic File Version 2
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LIBS:power
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LIBS:device
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LIBS:switches
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LIBS:relays
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LIBS:motors
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LIBS:transistors
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LIBS:conn
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LIBS:linear
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LIBS:regul
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LIBS:74xx
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LIBS:cmos4000
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LIBS:adc-dac
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LIBS:memory
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LIBS:xilinx
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LIBS:microcontrollers
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LIBS:dsp
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LIBS:microchip
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LIBS:analog_switches
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LIBS:motorola
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LIBS:texas
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LIBS:intel
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LIBS:audio
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LIBS:interface
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LIBS:digital-audio
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LIBS:philips
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LIBS:display
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LIBS:cypress
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LIBS:siliconi
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LIBS:opto
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LIBS:atmel
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LIBS:contrib
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LIBS:valves
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LIBS:MCP100-450DI_TO
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LIBS:cbm-steve
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LIBS:ROM_Switcher-cache
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EELAYER 25 0
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EELAYER END
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$Descr A4 11693 8268
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encoding utf-8
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Sheet 1 1
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Title "ROM Switcher"
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Date "2018-06-09"
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Rev "0.1.2"
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Comp "at67"
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Comment1 "Use 0.1uF decoupling capacitors as close as possible to the three ROM's."
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Comment2 ""
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Comment3 ""
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Comment4 ""
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Text GLabel 4375 5275 2 60 Output ~ 0
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~RST~
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L R R2
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F 2 "" H 1200 2650 50 0001 C CNN
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F 3 "" H 1200 2650 50 0001 C CNN
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6550 2500 6450 2600
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Entry Wire Line
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Entry Bus Bus
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10600 700 10700 800
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Text Notes 8000 1000 0 60 ~ 0
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D0
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D1\n
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D2
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D3
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D14
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D15
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F 2 "" H 6775 3300 50 0001 C CNN
|
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F 3 "" H 6775 3300 50 0001 C CNN
|
|
1 6775 3300
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L GND #PWR13
|
|
U 1 1 5B1C17E1
|
|
P 6775 6075
|
|
F 0 "#PWR13" H 6775 5825 50 0001 C CNN
|
|
F 1 "GND" H 6775 5925 50 0000 C CNN
|
|
F 2 "" H 6775 6075 50 0001 C CNN
|
|
F 3 "" H 6775 6075 50 0001 C CNN
|
|
1 6775 6075
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L +5V #PWR12
|
|
U 1 1 5B1C19E3
|
|
P 6775 5775
|
|
F 0 "#PWR12" H 6775 5625 50 0001 C CNN
|
|
F 1 "+5V" H 6775 5915 50 0000 C CNN
|
|
F 2 "" H 6775 5775 50 0001 C CNN
|
|
F 3 "" H 6775 5775 50 0001 C CNN
|
|
1 6775 5775
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L +5V #PWR10
|
|
U 1 1 5B1C2E27
|
|
P 6775 3000
|
|
F 0 "#PWR10" H 6775 2850 50 0001 C CNN
|
|
F 1 "+5V" H 6775 3140 50 0000 C CNN
|
|
F 2 "" H 6775 3000 50 0001 C CNN
|
|
F 3 "" H 6775 3000 50 0001 C CNN
|
|
1 6775 3000
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L R R3
|
|
U 1 1 5B1C4A82
|
|
P 5425 1075
|
|
F 0 "R3" H 5275 1100 50 0000 L TNN
|
|
F 1 "1k" V 5450 1025 50 0000 L BNN
|
|
F 2 "" H 5425 1075 50 0001 C CNN
|
|
F 3 "" H 5425 1075 50 0001 C CNN
|
|
1 5425 1075
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L +5V #PWR9
|
|
U 1 1 5B1C4A88
|
|
P 5425 875
|
|
F 0 "#PWR9" H 5425 725 50 0001 C CNN
|
|
F 1 "+5V" H 5425 1015 50 0000 C CNN
|
|
F 2 "" H 5425 875 50 0001 C CNN
|
|
F 3 "" H 5425 875 50 0001 C CNN
|
|
1 5425 875
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L LED_Small_ALT D1
|
|
U 1 1 5B1C4BDD
|
|
P 5125 1650
|
|
F 0 "D1" V 5150 1750 50 0000 L CNN
|
|
F 1 "LED" V 5075 1725 50 0000 L CNN
|
|
F 2 "" V 5125 1650 50 0001 C CNN
|
|
F 3 "" V 5125 1650 50 0001 C CNN
|
|
1 5125 1650
|
|
0 -1 -1 0
|
|
$EndComp
|
|
$Comp
|
|
L LED_Small_ALT D2
|
|
U 1 1 5B1C4C26
|
|
P 5425 1650
|
|
F 0 "D2" V 5450 1750 50 0000 L CNN
|
|
F 1 "LED" V 5375 1725 50 0000 L CNN
|
|
F 2 "" V 5425 1650 50 0001 C CNN
|
|
F 3 "" V 5425 1650 50 0001 C CNN
|
|
1 5425 1650
|
|
0 -1 -1 0
|
|
$EndComp
|
|
$Comp
|
|
L LED_Small_ALT D3
|
|
U 1 1 5B1C4CA9
|
|
P 5725 1650
|
|
F 0 "D3" V 5750 1750 50 0000 L CNN
|
|
F 1 "LED" V 5675 1725 50 0000 L CNN
|
|
F 2 "" V 5725 1650 50 0001 C CNN
|
|
F 3 "" V 5725 1650 50 0001 C CNN
|
|
1 5725 1650
|
|
0 -1 -1 0
|
|
$EndComp
|
|
Text Notes 8950 4825 0 60 ~ 0
|
|
~CE~ is
|
|
Text Notes 8950 4925 0 60 ~ 0
|
|
~OE~ is connected to the Gigatron
|
|
Text Notes 2600 7300 0 60 ~ 0
|
|
~GROM_CE~ ~ROM0_CE~ ~ROM1_CE~ ROM_A16\n 0 1 1 X\n 1 0 0 0\n 1 0 0 1
|
|
Text Notes 5225 3525 0 60 ~ 0
|
|
~GROM_CE~
|
|
Text Notes 3950 2725 0 60 ~ 0
|
|
~ROM0_CE~
|
|
Text Notes 5225 3100 0 60 ~ 0
|
|
ROM_A16\n
|
|
Text Notes 9550 3825 0 60 ~ 0
|
|
GROM
|
|
Text Notes 7300 5125 0 60 ~ 0
|
|
ROM1
|
|
Text Notes 7300 2325 0 60 ~ 0
|
|
ROM0
|
|
Text Notes 8950 5125 0 60 ~ 0
|
|
A0-A15 are connected to the Gigatron
|
|
Text Notes 8950 5225 0 60 ~ 0
|
|
D0-D15 are connected to the Gigatron
|
|
Text Notes 9225 4825 0 60 Italic 12
|
|
NOT
|
|
Text Notes 9450 4825 0 60 ~ 0
|
|
connected to the Gigatron
|
|
Text Notes 8950 5025 0 60 ~ 0
|
|
~PGM~ is connected to the Gigatron
|
|
Text Notes 4400 2725 0 60 ~ 0
|
|
&
|
|
Text Notes 4500 2725 0 60 ~ 0
|
|
~ROM1_CE~
|
|
Wire Wire Line
|
|
1175 5475 1175 5575
|
|
Wire Wire Line
|
|
1175 5575 1175 5675
|
|
Connection ~ 1175 5575
|
|
Wire Wire Line
|
|
1175 6075 1175 5975
|
|
Wire Wire Line
|
|
925 6075 925 5975
|
|
Wire Wire Line
|
|
1175 5575 925 5575
|
|
Wire Wire Line
|
|
1200 2800 1200 2900
|
|
Wire Wire Line
|
|
1200 2900 1200 3000
|
|
Connection ~ 1200 2900
|
|
Wire Wire Line
|
|
1200 3400 1200 3300
|
|
Wire Wire Line
|
|
950 3400 950 3300
|
|
Wire Wire Line
|
|
1200 2900 950 2900
|
|
Wire Wire Line
|
|
3575 3200 3800 3200
|
|
Wire Wire Line
|
|
3800 3200 3800 4175
|
|
Wire Wire Line
|
|
3800 4175 2275 4175
|
|
Wire Wire Line
|
|
2275 4175 2275 3200
|
|
Wire Wire Line
|
|
2100 2900 2275 2900
|
|
Wire Wire Line
|
|
2275 3000 2100 3000
|
|
Wire Wire Line
|
|
2100 3000 2100 3400
|
|
Wire Wire Line
|
|
3575 2225 3575 2600
|
|
Wire Wire Line
|
|
3575 2600 3575 2900
|
|
Wire Wire Line
|
|
3575 3000 4050 3000
|
|
Wire Wire Line
|
|
3575 3100 4050 3100
|
|
Wire Wire Line
|
|
4050 3100 4050 3725
|
|
Wire Wire Line
|
|
6550 1000 6775 1000
|
|
Wire Wire Line
|
|
6775 1100 6550 1100
|
|
Wire Wire Line
|
|
6775 1200 6550 1200
|
|
Wire Wire Line
|
|
6775 1300 6550 1300
|
|
Wire Wire Line
|
|
6775 1400 6550 1400
|
|
Wire Wire Line
|
|
6775 1500 6550 1500
|
|
Wire Wire Line
|
|
6775 1600 6550 1600
|
|
Wire Wire Line
|
|
6775 1700 6550 1700
|
|
Wire Wire Line
|
|
6775 1800 6550 1800
|
|
Wire Wire Line
|
|
6775 1900 6550 1900
|
|
Wire Wire Line
|
|
6775 2000 6550 2000
|
|
Wire Wire Line
|
|
6775 2100 6550 2100
|
|
Wire Wire Line
|
|
6775 2200 6550 2200
|
|
Wire Wire Line
|
|
6775 2300 6550 2300
|
|
Wire Wire Line
|
|
6775 2400 6550 2400
|
|
Wire Wire Line
|
|
6775 2500 6550 2500
|
|
Wire Bus Line
|
|
6450 1100 6450 1200
|
|
Wire Bus Line
|
|
6450 1200 6450 1300
|
|
Wire Bus Line
|
|
6450 1300 6450 1400
|
|
Wire Bus Line
|
|
6450 1400 6450 1500
|
|
Wire Bus Line
|
|
6450 1500 6450 1600
|
|
Wire Bus Line
|
|
6450 1600 6450 1700
|
|
Wire Bus Line
|
|
6450 1700 6450 1800
|
|
Wire Bus Line
|
|
6450 1800 6450 1900
|
|
Wire Bus Line
|
|
6450 1900 6450 2000
|
|
Wire Bus Line
|
|
6450 2000 6450 2100
|
|
Wire Bus Line
|
|
6450 2100 6450 2200
|
|
Wire Bus Line
|
|
6450 2200 6450 2300
|
|
Wire Bus Line
|
|
6450 2300 6450 2400
|
|
Wire Bus Line
|
|
6450 2400 6450 2500
|
|
Wire Bus Line
|
|
6450 2500 6450 2600
|
|
Wire Bus Line
|
|
6450 2600 6450 3875
|
|
Wire Bus Line
|
|
6450 3875 6450 3975
|
|
Wire Bus Line
|
|
6450 3975 6450 4075
|
|
Wire Bus Line
|
|
6450 4075 6450 4175
|
|
Wire Bus Line
|
|
6450 4175 6450 4275
|
|
Wire Bus Line
|
|
6450 4275 6450 4375
|
|
Wire Bus Line
|
|
6450 4375 6450 4475
|
|
Wire Bus Line
|
|
6450 4475 6450 4575
|
|
Wire Bus Line
|
|
6450 4575 6450 4675
|
|
Wire Bus Line
|
|
6450 4675 6450 4775
|
|
Wire Bus Line
|
|
6450 4775 6450 4875
|
|
Wire Bus Line
|
|
6450 4875 6450 4975
|
|
Wire Bus Line
|
|
6450 4975 6450 5075
|
|
Wire Bus Line
|
|
6450 5075 6450 5175
|
|
Wire Bus Line
|
|
6450 5175 6450 5275
|
|
Wire Bus Line
|
|
6450 5275 6450 5375
|
|
Wire Bus Line
|
|
6450 5375 6450 6250
|
|
Wire Wire Line
|
|
8750 2700 8975 2700
|
|
Wire Wire Line
|
|
8975 2800 8750 2800
|
|
Wire Wire Line
|
|
8975 2900 8750 2900
|
|
Wire Wire Line
|
|
8975 3000 8750 3000
|
|
Wire Wire Line
|
|
8975 3100 8750 3100
|
|
Wire Wire Line
|
|
8975 3200 8750 3200
|
|
Wire Wire Line
|
|
8975 3300 8750 3300
|
|
Wire Wire Line
|
|
8975 3400 8750 3400
|
|
Wire Wire Line
|
|
6775 5275 6550 5275
|
|
Wire Wire Line
|
|
6775 5175 6550 5175
|
|
Wire Wire Line
|
|
6775 5075 6550 5075
|
|
Wire Wire Line
|
|
6775 4975 6550 4975
|
|
Wire Wire Line
|
|
6775 4875 6550 4875
|
|
Wire Wire Line
|
|
6775 4775 6550 4775
|
|
Wire Wire Line
|
|
6775 4675 6550 4675
|
|
Wire Wire Line
|
|
6775 4575 6550 4575
|
|
Wire Wire Line
|
|
6775 4475 6550 4475
|
|
Wire Wire Line
|
|
6775 4375 6550 4375
|
|
Wire Wire Line
|
|
6775 4275 6550 4275
|
|
Wire Wire Line
|
|
6775 4175 6550 4175
|
|
Wire Wire Line
|
|
6775 4075 6550 4075
|
|
Wire Wire Line
|
|
6775 3975 6550 3975
|
|
Wire Wire Line
|
|
6775 3875 6550 3875
|
|
Wire Wire Line
|
|
6550 3775 6775 3775
|
|
Wire Wire Line
|
|
8750 3500 8975 3500
|
|
Wire Wire Line
|
|
8975 3600 8750 3600
|
|
Wire Wire Line
|
|
8975 3700 8750 3700
|
|
Wire Wire Line
|
|
8975 3800 8750 3800
|
|
Wire Wire Line
|
|
8975 3900 8750 3900
|
|
Wire Wire Line
|
|
8975 4000 8750 4000
|
|
Wire Wire Line
|
|
8975 4100 8750 4100
|
|
Wire Wire Line
|
|
8975 4200 8750 4200
|
|
Wire Bus Line
|
|
8650 2800 8650 2900
|
|
Wire Bus Line
|
|
8650 2900 8650 3000
|
|
Wire Bus Line
|
|
8650 3000 8650 3100
|
|
Wire Bus Line
|
|
8650 3100 8650 3200
|
|
Wire Bus Line
|
|
8650 3200 8650 3300
|
|
Wire Bus Line
|
|
8650 3300 8650 3400
|
|
Wire Bus Line
|
|
8650 3400 8650 3500
|
|
Wire Bus Line
|
|
8650 3500 8650 3600
|
|
Wire Bus Line
|
|
8650 3600 8650 3700
|
|
Wire Bus Line
|
|
8650 3700 8650 3800
|
|
Wire Bus Line
|
|
8650 3800 8650 3900
|
|
Wire Bus Line
|
|
8650 3900 8650 4000
|
|
Wire Bus Line
|
|
8650 4000 8650 4100
|
|
Wire Bus Line
|
|
8650 4100 8650 4200
|
|
Wire Bus Line
|
|
8650 4200 8650 4300
|
|
Wire Bus Line
|
|
8650 4300 8650 6250
|
|
Wire Wire Line
|
|
7975 3775 8200 3775
|
|
Wire Wire Line
|
|
8200 3875 7975 3875
|
|
Wire Wire Line
|
|
8200 3975 7975 3975
|
|
Wire Wire Line
|
|
8200 4075 7975 4075
|
|
Wire Wire Line
|
|
8200 4175 7975 4175
|
|
Wire Wire Line
|
|
8200 4275 7975 4275
|
|
Wire Wire Line
|
|
8200 4375 7975 4375
|
|
Wire Wire Line
|
|
8200 4475 7975 4475
|
|
Wire Wire Line
|
|
7975 1000 8200 1000
|
|
Wire Wire Line
|
|
8200 1100 7975 1100
|
|
Wire Wire Line
|
|
8200 1200 7975 1200
|
|
Wire Wire Line
|
|
8200 1300 7975 1300
|
|
Wire Wire Line
|
|
8200 1400 7975 1400
|
|
Wire Wire Line
|
|
8200 1500 7975 1500
|
|
Wire Wire Line
|
|
8200 1600 7975 1600
|
|
Wire Wire Line
|
|
8200 1700 7975 1700
|
|
Wire Bus Line
|
|
8300 800 8300 900
|
|
Wire Bus Line
|
|
8300 900 8300 1000
|
|
Wire Bus Line
|
|
8300 1000 8300 1100
|
|
Wire Bus Line
|
|
8300 1100 8300 1200
|
|
Wire Bus Line
|
|
8300 1200 8300 1300
|
|
Wire Bus Line
|
|
8300 1300 8300 1400
|
|
Wire Bus Line
|
|
8300 1400 8300 1500
|
|
Wire Bus Line
|
|
8300 1500 8300 1600
|
|
Wire Bus Line
|
|
8300 1600 8300 3675
|
|
Wire Bus Line
|
|
8300 3675 8300 3775
|
|
Wire Bus Line
|
|
8300 3775 8300 3875
|
|
Wire Bus Line
|
|
8300 3875 8300 3975
|
|
Wire Bus Line
|
|
8300 3975 8300 4075
|
|
Wire Bus Line
|
|
8300 4075 8300 4175
|
|
Wire Bus Line
|
|
8300 4175 8300 4275
|
|
Wire Bus Line
|
|
8300 4275 8300 4375
|
|
Wire Bus Line
|
|
6550 6350 8550 6350
|
|
Wire Wire Line
|
|
10375 3500 10600 3500
|
|
Wire Wire Line
|
|
10600 3600 10375 3600
|
|
Wire Wire Line
|
|
10600 3700 10375 3700
|
|
Wire Wire Line
|
|
10600 3800 10375 3800
|
|
Wire Wire Line
|
|
10600 3900 10375 3900
|
|
Wire Wire Line
|
|
10600 4000 10375 4000
|
|
Wire Wire Line
|
|
10600 4100 10375 4100
|
|
Wire Wire Line
|
|
10600 4200 10375 4200
|
|
Wire Wire Line
|
|
10375 2700 10600 2700
|
|
Wire Wire Line
|
|
10600 2800 10375 2800
|
|
Wire Wire Line
|
|
10600 2900 10375 2900
|
|
Wire Wire Line
|
|
10600 3000 10375 3000
|
|
Wire Wire Line
|
|
10600 3100 10375 3100
|
|
Wire Wire Line
|
|
10600 3200 10375 3200
|
|
Wire Wire Line
|
|
10600 3300 10375 3300
|
|
Wire Wire Line
|
|
10600 3400 10375 3400
|
|
Wire Bus Line
|
|
10700 800 10700 2600
|
|
Wire Bus Line
|
|
10700 2600 10700 2700
|
|
Wire Bus Line
|
|
10700 2700 10700 2800
|
|
Wire Bus Line
|
|
10700 2800 10700 2900
|
|
Wire Bus Line
|
|
10700 2900 10700 3000
|
|
Wire Bus Line
|
|
10700 3000 10700 3100
|
|
Wire Bus Line
|
|
10700 3100 10700 3200
|
|
Wire Bus Line
|
|
10700 3200 10700 3300
|
|
Wire Bus Line
|
|
10700 3300 10700 3400
|
|
Wire Bus Line
|
|
10700 3400 10700 3500
|
|
Wire Bus Line
|
|
10700 3500 10700 3600
|
|
Wire Bus Line
|
|
10700 3600 10700 3700
|
|
Wire Bus Line
|
|
10700 3700 10700 3800
|
|
Wire Bus Line
|
|
10700 3800 10700 3900
|
|
Wire Bus Line
|
|
10700 3900 10700 4000
|
|
Wire Bus Line
|
|
10700 4000 10700 4100
|
|
Wire Bus Line
|
|
10600 700 8400 700
|
|
Wire Wire Line
|
|
6150 2600 6150 3200
|
|
Wire Wire Line
|
|
6150 3200 6150 5975
|
|
Wire Wire Line
|
|
6150 3200 6775 3200
|
|
Wire Wire Line
|
|
6150 5975 6775 5975
|
|
Connection ~ 6150 3200
|
|
Wire Wire Line
|
|
4950 3000 5425 3000
|
|
Wire Wire Line
|
|
5425 3000 6300 3000
|
|
Wire Wire Line
|
|
6300 3000 6600 3000
|
|
Wire Wire Line
|
|
6300 3000 6300 5575
|
|
Wire Wire Line
|
|
6600 3000 6600 2600
|
|
Wire Wire Line
|
|
6600 2600 6775 2600
|
|
Wire Wire Line
|
|
6300 5575 6600 5575
|
|
Wire Wire Line
|
|
6600 5575 6600 5375
|
|
Wire Wire Line
|
|
6600 5375 6775 5375
|
|
Connection ~ 6300 3000
|
|
Wire Wire Line
|
|
3575 2225 4050 2225
|
|
Wire Wire Line
|
|
3575 2600 6150 2600
|
|
Connection ~ 3575 2600
|
|
Wire Wire Line
|
|
5425 925 5425 875
|
|
Wire Wire Line
|
|
5125 1550 5125 1400
|
|
Wire Wire Line
|
|
5425 1225 5425 1400
|
|
Wire Wire Line
|
|
5425 1400 5425 1550
|
|
Connection ~ 5425 1400
|
|
Wire Wire Line
|
|
5125 1750 5125 2225
|
|
Wire Wire Line
|
|
5125 2225 5125 3550
|
|
Wire Wire Line
|
|
5425 3000 5425 1750
|
|
Connection ~ 5425 3000
|
|
Wire Wire Line
|
|
5725 3725 5725 1750
|
|
Wire Wire Line
|
|
5125 3550 8475 3550
|
|
Wire Wire Line
|
|
8475 3550 8475 4500
|
|
Wire Wire Line
|
|
8475 4500 8975 4500
|
|
Connection ~ 5125 2225
|
|
Wire Wire Line
|
|
5725 1400 5725 1550
|
|
Wire Wire Line
|
|
5125 1400 5425 1400
|
|
Wire Wire Line
|
|
5425 1400 5725 1400
|
|
Wire Wire Line
|
|
4950 3725 5725 3725
|
|
Wire Wire Line
|
|
4950 2225 5125 2225
|
|
$EndSCHEMATC
|