932 lines
21 KiB
Plaintext
932 lines
21 KiB
Plaintext
EESchema Schematic File Version 2
|
|
LIBS:power
|
|
LIBS:device
|
|
LIBS:switches
|
|
LIBS:relays
|
|
LIBS:motors
|
|
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
|
|
LIBS:mounting
|
|
LIBS:oscillator
|
|
LIBS:RC6502 VDU-cache
|
|
EELAYER 25 0
|
|
EELAYER END
|
|
$Descr A4 11693 8268
|
|
encoding utf-8
|
|
Sheet 1 1
|
|
Title ""
|
|
Date ""
|
|
Rev ""
|
|
Comp ""
|
|
Comment1 ""
|
|
Comment2 ""
|
|
Comment3 ""
|
|
Comment4 ""
|
|
$EndDescr
|
|
Text GLabel 900 725 0 60 Input ~ 0
|
|
A12
|
|
Text Notes 8300 7500 2 60 ~ 0
|
|
RC6502 Apple 1 SBC
|
|
Text Notes 10650 7650 2 60 ~ 0
|
|
B
|
|
$Comp
|
|
L 74LS138 U?
|
|
U 1 1 5C045924
|
|
P 1500 1075
|
|
F 0 "U?" H 1500 1575 50 0000 C CNN
|
|
F 1 "74HCT138" V 1500 1075 50 0000 C CNN
|
|
F 2 "Housings_DIP:DIP-16_W7.62mm_Socket" H 1500 1075 50 0001 C CNN
|
|
F 3 "" H 1500 1075 50 0001 C CNN
|
|
1 1500 1075
|
|
1 0 0 -1
|
|
$EndComp
|
|
Text GLabel 900 825 0 60 Input ~ 0
|
|
A13
|
|
Text GLabel 900 925 0 60 Input ~ 0
|
|
A14
|
|
Text GLabel 900 1225 0 60 Input ~ 0
|
|
A15
|
|
Wire Wire Line
|
|
900 1325 600 1325
|
|
Wire Wire Line
|
|
600 1325 600 1575
|
|
Wire Wire Line
|
|
900 1425 600 1425
|
|
Connection ~ 600 1425
|
|
$Comp
|
|
L HM62256BLP-7 U?
|
|
U 1 1 5C045929
|
|
P 1575 6800
|
|
F 0 "U?" H 1275 7700 50 0000 C CNN
|
|
F 1 "HM62256BLP-7" V 1575 6825 50 0000 C CNN
|
|
F 2 "Housings_DIP:DIP-28_W15.24mm_Socket" H 1575 6800 50 0001 C CIN
|
|
F 3 "" H 1575 6800 50 0001 C CNN
|
|
1 1575 6800
|
|
1 0 0 -1
|
|
$EndComp
|
|
Text GLabel 2075 6050 2 60 Input ~ 0
|
|
D0
|
|
Text GLabel 2075 6150 2 60 Input ~ 0
|
|
D1
|
|
Text GLabel 2075 6250 2 60 Input ~ 0
|
|
D2
|
|
Text GLabel 2075 6350 2 60 Input ~ 0
|
|
D3
|
|
Text GLabel 2075 6450 2 60 Input ~ 0
|
|
D4
|
|
Text GLabel 2075 6550 2 60 Input ~ 0
|
|
D5
|
|
Text GLabel 2075 6650 2 60 Input ~ 0
|
|
D6
|
|
Text GLabel 2075 6750 2 60 Input ~ 0
|
|
D7
|
|
Text GLabel 1075 7450 0 60 Input ~ 0
|
|
A14
|
|
Text GLabel 1075 7350 0 60 Input ~ 0
|
|
A13
|
|
Text GLabel 1075 7250 0 60 Input ~ 0
|
|
A12
|
|
Text GLabel 1075 7150 0 60 Input ~ 0
|
|
A11
|
|
Text GLabel 1075 7050 0 60 Input ~ 0
|
|
A10
|
|
Text GLabel 1075 6950 0 60 Input ~ 0
|
|
A9
|
|
Text GLabel 1075 6850 0 60 Input ~ 0
|
|
A8
|
|
Text GLabel 1075 6750 0 60 Input ~ 0
|
|
A7
|
|
Text GLabel 1075 6650 0 60 Input ~ 0
|
|
A6
|
|
Text GLabel 1075 6550 0 60 Input ~ 0
|
|
A5
|
|
Text GLabel 1075 6450 0 60 Input ~ 0
|
|
A4
|
|
Text GLabel 1075 6350 0 60 Input ~ 0
|
|
A3
|
|
Text GLabel 1075 6250 0 60 Input ~ 0
|
|
A2
|
|
Text GLabel 1075 6150 0 60 Input ~ 0
|
|
A1
|
|
Text GLabel 1075 6050 0 60 Input ~ 0
|
|
A0
|
|
Wire Wire Line
|
|
2075 6900 2375 6900
|
|
Wire Wire Line
|
|
2225 6900 2225 7150
|
|
Wire Wire Line
|
|
2225 7150 2075 7150
|
|
Connection ~ 2225 6900
|
|
$Comp
|
|
L Oscillator X?
|
|
U 1 1 5C04593A
|
|
P 4600 1400
|
|
F 0 "X?" H 4400 1650 50 0000 L CNN
|
|
F 1 "3.579545 MHz" H 4650 1150 50 0000 L CNN
|
|
F 2 "Oscillators:Oscillator_DIP-14" H 5050 1050 50 0001 C CNN
|
|
F 3 "" H 4500 1400 50 0001 C CNN
|
|
1 4600 1400
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L 74HCT00 U?
|
|
U 1 1 5C04593F
|
|
P 2025 2650
|
|
F 0 "U?" H 2025 2700 50 0000 C CNN
|
|
F 1 "74HCT00" H 2025 2550 50 0000 C CNN
|
|
F 2 "Housings_DIP:DIP-14_W7.62mm_Socket" H 2025 2650 50 0001 C CNN
|
|
F 3 "" H 2025 2650 50 0001 C CNN
|
|
1 2025 2650
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L 74HCT00 U?
|
|
U 1 1 5C045940
|
|
P 2025 2100
|
|
F 0 "U?" H 2025 2150 50 0000 C CNN
|
|
F 1 "74HCT00" H 2025 2000 50 0000 C CNN
|
|
F 2 "Housings_DIP:DIP-14_W7.62mm_Socket" H 2025 2100 50 0001 C CNN
|
|
F 3 "" H 2025 2100 50 0001 C CNN
|
|
1 2025 2100
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
975 2600 1425 2600
|
|
Wire Wire Line
|
|
1425 2600 1425 2550
|
|
Wire Wire Line
|
|
975 2700 1425 2700
|
|
Wire Wire Line
|
|
1425 2700 1425 2750
|
|
Wire Wire Line
|
|
1325 2100 1425 2100
|
|
Wire Wire Line
|
|
1425 2000 1425 2200
|
|
Connection ~ 1425 2100
|
|
Text GLabel 2625 2100 2 60 Output ~ 0
|
|
CS_ROM
|
|
Wire Wire Line
|
|
1325 2100 1325 2375
|
|
Wire Wire Line
|
|
1325 2375 2625 2375
|
|
Wire Wire Line
|
|
2625 2375 2625 2650
|
|
$Comp
|
|
L 74HCT00 U?
|
|
U 1 1 5C045941
|
|
P 3375 6475
|
|
F 0 "U?" H 3375 6525 50 0000 C CNN
|
|
F 1 "74HCT00" H 3375 6375 50 0000 C CNN
|
|
F 2 "Housings_DIP:DIP-14_W7.62mm_Socket" H 3375 6475 50 0001 C CNN
|
|
F 3 "" H 3375 6475 50 0001 C CNN
|
|
1 3375 6475
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L 74HCT00 U?
|
|
U 1 1 5C045942
|
|
P 3375 7000
|
|
F 0 "U?" H 3375 7050 50 0000 C CNN
|
|
F 1 "74HCT00" H 3375 6900 50 0000 C CNN
|
|
F 2 "Housings_DIP:DIP-14_W7.62mm_Socket" H 3375 7000 50 0001 C CNN
|
|
F 3 "" H 3375 7000 50 0001 C CNN
|
|
1 3375 7000
|
|
-1 0 0 1
|
|
$EndComp
|
|
Text GLabel 2625 6300 1 60 Input ~ 0
|
|
RW
|
|
Wire Wire Line
|
|
2775 6375 2775 6575
|
|
Connection ~ 2775 6475
|
|
Text GLabel 4100 6900 1 60 Input ~ 0
|
|
PHI2
|
|
Wire Wire Line
|
|
2075 7000 2775 7000
|
|
Wire Wire Line
|
|
3975 6475 3975 6900
|
|
Wire Wire Line
|
|
2625 6475 2775 6475
|
|
Wire Wire Line
|
|
2625 6300 2625 6475
|
|
$Comp
|
|
L 74LS04 U?
|
|
U 1 1 5C045943
|
|
P 13750 2650
|
|
F 0 "U?" H 13945 2765 50 0000 C CNN
|
|
F 1 "74HCT04" H 13940 2525 50 0000 C CNN
|
|
F 2 "Housings_DIP:DIP-14_W7.62mm" H 13750 2650 50 0001 C CNN
|
|
F 3 "" H 13750 2650 50 0001 C CNN
|
|
1 13750 2650
|
|
0 1 1 0
|
|
$EndComp
|
|
$Comp
|
|
L 74LS04 U?
|
|
U 1 1 5C045944
|
|
P 13400 2650
|
|
F 0 "U?" H 13595 2765 50 0000 C CNN
|
|
F 1 "74HCT04" H 13590 2525 50 0000 C CNN
|
|
F 2 "Housings_DIP:DIP-14_W7.62mm" H 13400 2650 50 0001 C CNN
|
|
F 3 "" H 13400 2650 50 0001 C CNN
|
|
1 13400 2650
|
|
0 1 1 0
|
|
$EndComp
|
|
$Comp
|
|
L 74LS04 U?
|
|
U 1 1 5C045945
|
|
P 13050 2650
|
|
F 0 "U?" H 13245 2765 50 0000 C CNN
|
|
F 1 "74HCT04" H 13240 2525 50 0000 C CNN
|
|
F 2 "Housings_DIP:DIP-14_W7.62mm" H 13050 2650 50 0001 C CNN
|
|
F 3 "" H 13050 2650 50 0001 C CNN
|
|
1 13050 2650
|
|
0 1 1 0
|
|
$EndComp
|
|
$Comp
|
|
L 74LS04 U?
|
|
U 1 1 5C045946
|
|
P 12700 2650
|
|
F 0 "U?" H 12895 2765 50 0000 C CNN
|
|
F 1 "74HCT04" H 12890 2525 50 0000 C CNN
|
|
F 2 "Housings_DIP:DIP-14_W7.62mm" H 12700 2650 50 0001 C CNN
|
|
F 3 "" H 12700 2650 50 0001 C CNN
|
|
1 12700 2650
|
|
0 1 1 0
|
|
$EndComp
|
|
Wire Wire Line
|
|
12700 2200 14125 2200
|
|
Connection ~ 13050 2200
|
|
Connection ~ 13400 2200
|
|
Wire Wire Line
|
|
14125 2200 14125 2500
|
|
Connection ~ 13750 2200
|
|
Text GLabel 14125 2500 3 60 Output ~ 0
|
|
GND
|
|
NoConn ~ 12700 3100
|
|
NoConn ~ 13050 3100
|
|
NoConn ~ 13400 3100
|
|
NoConn ~ 13750 3100
|
|
$Comp
|
|
L C C?
|
|
U 1 1 5C045947
|
|
P 14625 1100
|
|
F 0 "C?" H 14650 1200 50 0000 L CNN
|
|
F 1 "100nF" H 14650 1000 50 0000 L CNN
|
|
F 2 "Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 14663 950 50 0001 C CNN
|
|
F 3 "" H 14625 1100 50 0001 C CNN
|
|
1 14625 1100
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
14925 825 14925 950
|
|
Wire Wire Line
|
|
14925 1250 14925 1375
|
|
$Comp
|
|
L C C?
|
|
U 1 1 5C045948
|
|
P 14325 1100
|
|
F 0 "C?" H 14350 1200 50 0000 L CNN
|
|
F 1 "100nF" H 14350 1000 50 0000 L CNN
|
|
F 2 "Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 14363 950 50 0001 C CNN
|
|
F 3 "" H 14325 1100 50 0001 C CNN
|
|
1 14325 1100
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L C C?
|
|
U 1 1 5C045949
|
|
P 14025 1100
|
|
F 0 "C?" H 14050 1200 50 0000 L CNN
|
|
F 1 "100nF" H 14050 1000 50 0000 L CNN
|
|
F 2 "Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 14063 950 50 0001 C CNN
|
|
F 3 "" H 14025 1100 50 0001 C CNN
|
|
1 14025 1100
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L C C?
|
|
U 1 1 5C04594A
|
|
P 13725 1100
|
|
F 0 "C?" H 13750 1200 50 0000 L CNN
|
|
F 1 "100nF" H 13750 1000 50 0000 L CNN
|
|
F 2 "Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 13763 950 50 0001 C CNN
|
|
F 3 "" H 13725 1100 50 0001 C CNN
|
|
1 13725 1100
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L C C?
|
|
U 1 1 5C04594B
|
|
P 13425 1100
|
|
F 0 "C?" H 13450 1200 50 0000 L CNN
|
|
F 1 "100nF" H 13450 1000 50 0000 L CNN
|
|
F 2 "Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 13463 950 50 0001 C CNN
|
|
F 3 "" H 13425 1100 50 0001 C CNN
|
|
1 13425 1100
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L C C?
|
|
U 1 1 5C04594C
|
|
P 13125 1100
|
|
F 0 "C?" H 13150 1200 50 0000 L CNN
|
|
F 1 "100nF" H 13150 1000 50 0000 L CNN
|
|
F 2 "Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 13163 950 50 0001 C CNN
|
|
F 3 "" H 13125 1100 50 0001 C CNN
|
|
1 13125 1100
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L C C?
|
|
U 1 1 5C04594D
|
|
P 12825 1100
|
|
F 0 "C?" H 12850 1200 50 0000 L CNN
|
|
F 1 "100nF" H 12850 1000 50 0000 L CNN
|
|
F 2 "Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 12863 950 50 0001 C CNN
|
|
F 3 "" H 12825 1100 50 0001 C CNN
|
|
1 12825 1100
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
12825 900 14925 900
|
|
Wire Wire Line
|
|
13125 900 13125 950
|
|
Connection ~ 14925 900
|
|
Wire Wire Line
|
|
13425 950 13425 900
|
|
Connection ~ 13425 900
|
|
Wire Wire Line
|
|
13725 950 13725 900
|
|
Connection ~ 13725 900
|
|
Wire Wire Line
|
|
14025 950 14025 900
|
|
Connection ~ 14025 900
|
|
Wire Wire Line
|
|
14325 950 14325 900
|
|
Connection ~ 14325 900
|
|
Wire Wire Line
|
|
14625 950 14625 900
|
|
Connection ~ 14625 900
|
|
Wire Wire Line
|
|
13125 1250 13125 1300
|
|
Wire Wire Line
|
|
12825 1300 14925 1300
|
|
Connection ~ 14925 1300
|
|
Wire Wire Line
|
|
14625 1250 14625 1300
|
|
Connection ~ 14625 1300
|
|
Wire Wire Line
|
|
14325 1250 14325 1300
|
|
Connection ~ 14325 1300
|
|
Wire Wire Line
|
|
14025 1250 14025 1300
|
|
Connection ~ 14025 1300
|
|
Wire Wire Line
|
|
13725 1250 13725 1300
|
|
Connection ~ 13725 1300
|
|
Wire Wire Line
|
|
13425 1250 13425 1300
|
|
Connection ~ 13425 1300
|
|
Text GLabel 10250 4250 0 60 Output ~ 0
|
|
PHI2
|
|
Text GLabel 10250 4350 0 60 Output ~ 0
|
|
RESET
|
|
Text GLabel 10250 4750 0 60 Output ~ 0
|
|
RW
|
|
Text GLabel 10250 2450 0 60 Output ~ 0
|
|
A15
|
|
Text GLabel 10250 2550 0 60 Output ~ 0
|
|
A14
|
|
Text GLabel 10250 2650 0 60 Output ~ 0
|
|
A13
|
|
Text GLabel 10250 2750 0 60 Output ~ 0
|
|
A12
|
|
Text GLabel 10250 2850 0 60 Output ~ 0
|
|
A11
|
|
Text GLabel 10250 2950 0 60 Output ~ 0
|
|
A10
|
|
Text GLabel 10250 3050 0 60 Output ~ 0
|
|
A9
|
|
Text GLabel 10250 3150 0 60 Output ~ 0
|
|
A8
|
|
Text GLabel 10250 3250 0 60 Output ~ 0
|
|
A7
|
|
Text GLabel 10250 3350 0 60 Output ~ 0
|
|
A6
|
|
Text GLabel 10250 3450 0 60 Output ~ 0
|
|
A5
|
|
Text GLabel 10250 3550 0 60 Output ~ 0
|
|
A4
|
|
Text GLabel 10250 3650 0 60 Output ~ 0
|
|
A3
|
|
Text GLabel 10250 3750 0 60 Output ~ 0
|
|
A2
|
|
Text GLabel 10250 3850 0 60 Output ~ 0
|
|
A1
|
|
Text GLabel 10250 3950 0 60 Output ~ 0
|
|
A0
|
|
Text GLabel 10250 4550 0 60 Input ~ 0
|
|
IRQ
|
|
NoConn ~ 10400 5850
|
|
NoConn ~ 10400 5950
|
|
Text GLabel 2375 6900 2 60 Input ~ 0
|
|
CS_RAM
|
|
Wire Wire Line
|
|
4100 6900 4100 7100
|
|
Wire Wire Line
|
|
4100 7100 3975 7100
|
|
$Comp
|
|
L C C?
|
|
U 1 1 5C045950
|
|
P 14925 1100
|
|
F 0 "C?" H 14950 1200 50 0000 L CNN
|
|
F 1 "100nF" H 14950 1000 50 0000 L CNN
|
|
F 2 "Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 14963 950 50 0001 C CNN
|
|
F 3 "" H 14925 1100 50 0001 C CNN
|
|
1 14925 1100
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
12825 900 12825 950
|
|
Connection ~ 13125 900
|
|
Wire Wire Line
|
|
12825 1250 12825 1300
|
|
Connection ~ 13125 1300
|
|
$Comp
|
|
L Mounting J?
|
|
U 1 1 5C045951
|
|
P 4975 775
|
|
F 0 "J?" V 5075 775 50 0000 C CNN
|
|
F 1 "Hole" V 5075 775 50 0001 C CNN
|
|
F 2 "rc6502:Mounting" H 4975 775 50 0001 C CNN
|
|
F 3 "" H 4975 775 50 0001 C CNN
|
|
1 4975 775
|
|
0 1 1 0
|
|
$EndComp
|
|
$Comp
|
|
L Mounting J?
|
|
U 1 1 5C045952
|
|
P 5225 775
|
|
F 0 "J?" V 5325 775 50 0000 C CNN
|
|
F 1 "Hole" V 5325 775 50 0001 C CNN
|
|
F 2 "rc6502:Mounting" H 5225 775 50 0001 C CNN
|
|
F 3 "" H 5225 775 50 0001 C CNN
|
|
1 5225 775
|
|
0 1 1 0
|
|
$EndComp
|
|
$Comp
|
|
L Mounting J?
|
|
U 1 1 5C045953
|
|
P 5100 775
|
|
F 0 "J?" V 5200 775 50 0000 C CNN
|
|
F 1 "Hole" V 5200 775 50 0001 C CNN
|
|
F 2 "rc6502:Mounting" H 5100 775 50 0001 C CNN
|
|
F 3 "" H 5100 775 50 0001 C CNN
|
|
1 5100 775
|
|
0 1 1 0
|
|
$EndComp
|
|
$Comp
|
|
L Mounting J?
|
|
U 1 1 5C045954
|
|
P 5350 775
|
|
F 0 "J?" V 5450 775 50 0000 C CNN
|
|
F 1 "Hole" V 5450 775 50 0001 C CNN
|
|
F 2 "rc6502:Mounting" H 5350 775 50 0001 C CNN
|
|
F 3 "" H 5350 775 50 0001 C CNN
|
|
1 5350 775
|
|
0 1 1 0
|
|
$EndComp
|
|
$Comp
|
|
L RC6502_Backplane J?
|
|
U 1 1 5C0478BD
|
|
P 10600 4350
|
|
F 0 "J?" H 10600 6350 50 0000 C CNN
|
|
F 1 "RC6502_Backplane" V 11050 4300 50 0000 C CNN
|
|
F 2 "" H 10600 4350 50 0001 C CNN
|
|
F 3 "" H 10600 4350 50 0001 C CNN
|
|
1 10600 4350
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L VCC #PWR?
|
|
U 1 1 5C04B53B
|
|
P 9650 4050
|
|
F 0 "#PWR?" H 9650 3900 50 0001 C CNN
|
|
F 1 "VCC" H 9650 4200 50 0000 C CNN
|
|
F 2 "" H 9650 4050 50 0001 C CNN
|
|
F 3 "" H 9650 4050 50 0001 C CNN
|
|
1 9650 4050
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L GND #PWR?
|
|
U 1 1 5C04B599
|
|
P 9800 4300
|
|
F 0 "#PWR?" H 9800 4050 50 0001 C CNN
|
|
F 1 "GND" H 9800 4150 50 0000 C CNN
|
|
F 2 "" H 9800 4300 50 0001 C CNN
|
|
F 3 "" H 9800 4300 50 0001 C CNN
|
|
1 9800 4300
|
|
1 0 0 -1
|
|
$EndComp
|
|
NoConn ~ 10400 4450
|
|
NoConn ~ 10400 6050
|
|
NoConn ~ 10400 4850
|
|
NoConn ~ 10400 4950
|
|
Wire Wire Line
|
|
9800 4300 9800 4050
|
|
Wire Wire Line
|
|
9800 4050 10400 4050
|
|
Wire Wire Line
|
|
10250 2450 10400 2450
|
|
Wire Wire Line
|
|
10250 2550 10400 2550
|
|
Wire Wire Line
|
|
10250 2650 10400 2650
|
|
Wire Wire Line
|
|
10400 2750 10250 2750
|
|
Wire Wire Line
|
|
10250 2850 10400 2850
|
|
Wire Wire Line
|
|
10400 2950 10250 2950
|
|
Wire Wire Line
|
|
10250 3050 10400 3050
|
|
Wire Wire Line
|
|
10400 3150 10250 3150
|
|
Wire Wire Line
|
|
10250 3250 10400 3250
|
|
Wire Wire Line
|
|
10400 3350 10250 3350
|
|
Wire Wire Line
|
|
10250 3450 10400 3450
|
|
Wire Wire Line
|
|
10250 3550 10400 3550
|
|
Wire Wire Line
|
|
10400 3650 10250 3650
|
|
Wire Wire Line
|
|
10250 3750 10400 3750
|
|
Wire Wire Line
|
|
10400 3850 10250 3850
|
|
Wire Wire Line
|
|
10250 3950 10400 3950
|
|
Wire Wire Line
|
|
10250 4250 10400 4250
|
|
Wire Wire Line
|
|
10400 4350 10250 4350
|
|
Wire Wire Line
|
|
10250 4550 10400 4550
|
|
Wire Wire Line
|
|
10250 4750 10400 4750
|
|
Wire Wire Line
|
|
10250 5050 10400 5050
|
|
Wire Wire Line
|
|
10400 5150 10250 5150
|
|
Wire Wire Line
|
|
10250 5250 10400 5250
|
|
Wire Wire Line
|
|
10400 5350 10250 5350
|
|
Wire Wire Line
|
|
10250 5450 10400 5450
|
|
Wire Wire Line
|
|
10400 5550 10250 5550
|
|
Wire Wire Line
|
|
10250 5650 10400 5650
|
|
Wire Wire Line
|
|
10400 5750 10250 5750
|
|
$Comp
|
|
L 74LS244 U?
|
|
U 1 1 5C055918
|
|
P 8350 2425
|
|
F 0 "U?" H 8350 2225 50 0000 C CNN
|
|
F 1 "74LS244" H 8350 2625 50 0000 C CNN
|
|
F 2 "" H 8350 2425 50 0001 C CNN
|
|
F 3 "" H 8350 2425 50 0001 C CNN
|
|
1 8350 2425
|
|
-1 0 0 1
|
|
$EndComp
|
|
Wire Wire Line
|
|
9650 4150 9650 4050
|
|
$Comp
|
|
L 74LS244 U?
|
|
U 1 1 5C056659
|
|
P 8350 1225
|
|
F 0 "U?" H 8350 1025 50 0000 C CNN
|
|
F 1 "74LS244" H 8350 1425 50 0000 C CNN
|
|
F 2 "" H 8350 1225 50 0001 C CNN
|
|
F 3 "" H 8350 1225 50 0001 C CNN
|
|
1 8350 1225
|
|
-1 0 0 1
|
|
$EndComp
|
|
Text GLabel 9050 2225 2 60 Input ~ 0
|
|
A7
|
|
Text GLabel 9050 2325 2 60 Input ~ 0
|
|
A6
|
|
Text GLabel 9050 2425 2 60 Input ~ 0
|
|
A5
|
|
Text GLabel 9050 2525 2 60 Input ~ 0
|
|
A4
|
|
Text GLabel 9050 2625 2 60 Input ~ 0
|
|
A3
|
|
Text GLabel 9050 2725 2 60 Input ~ 0
|
|
A2
|
|
Text GLabel 9050 2825 2 60 Input ~ 0
|
|
A1
|
|
Text GLabel 9050 2925 2 60 Input ~ 0
|
|
A0
|
|
Text GLabel 9050 1025 2 60 Input ~ 0
|
|
A15
|
|
Text GLabel 9050 1125 2 60 Input ~ 0
|
|
A14
|
|
Text GLabel 9050 1225 2 60 Input ~ 0
|
|
A13
|
|
Text GLabel 9050 1325 2 60 Input ~ 0
|
|
A12
|
|
Text GLabel 9050 1425 2 60 Input ~ 0
|
|
A11
|
|
Text GLabel 9050 1525 2 60 Input ~ 0
|
|
A10
|
|
Text GLabel 9050 1625 2 60 Input ~ 0
|
|
A9
|
|
Text GLabel 9050 1725 2 60 Input ~ 0
|
|
A8
|
|
$Comp
|
|
L 74LS245 U?
|
|
U 1 1 5C057ABB
|
|
P 8350 3925
|
|
F 0 "U?" H 8350 4125 50 0000 C BNN
|
|
F 1 "74LS245" H 8350 3725 50 0000 C CNN
|
|
F 2 "" H 8350 3925 50 0001 C CNN
|
|
F 3 "" H 8350 3925 50 0001 C CNN
|
|
1 8350 3925
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
9650 4150 10400 4150
|
|
Text GLabel 9050 3425 2 60 BiDi ~ 0
|
|
D7
|
|
Text GLabel 9050 3525 2 60 BiDi ~ 0
|
|
D6
|
|
Text GLabel 9050 3625 2 60 BiDi ~ 0
|
|
D5
|
|
Text GLabel 9050 3725 2 60 BiDi ~ 0
|
|
D4
|
|
Text GLabel 9050 3825 2 60 BiDi ~ 0
|
|
D3
|
|
Text GLabel 9050 3925 2 60 BiDi ~ 0
|
|
D2
|
|
Text GLabel 9050 4025 2 60 BiDi ~ 0
|
|
D1
|
|
Text GLabel 9050 4125 2 60 BiDi ~ 0
|
|
D0
|
|
Text GLabel 10250 5750 0 60 BiDi ~ 0
|
|
D7
|
|
Text GLabel 10250 5650 0 60 BiDi ~ 0
|
|
D6
|
|
Text GLabel 10250 5550 0 60 BiDi ~ 0
|
|
D5
|
|
Text GLabel 10250 5450 0 60 BiDi ~ 0
|
|
D4
|
|
Text GLabel 10250 5350 0 60 BiDi ~ 0
|
|
D3
|
|
Text GLabel 10250 5250 0 60 BiDi ~ 0
|
|
D2
|
|
Text GLabel 10250 5150 0 60 BiDi ~ 0
|
|
D1
|
|
Text GLabel 10250 5050 0 60 BiDi ~ 0
|
|
D0
|
|
NoConn ~ 2100 1225
|
|
$Comp
|
|
L Conn_02x05_Odd_Even J?
|
|
U 1 1 5C0413AA
|
|
P 2600 925
|
|
F 0 "J?" H 2650 1225 50 0000 C CNN
|
|
F 1 "VDU_BASE" H 2650 625 50 0000 C CNN
|
|
F 2 "" H 2600 925 50 0001 C CNN
|
|
F 3 "" H 2600 925 50 0001 C CNN
|
|
1 2600 925
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
2100 725 2400 725
|
|
Wire Wire Line
|
|
2100 825 2400 825
|
|
Wire Wire Line
|
|
2100 925 2400 925
|
|
Wire Wire Line
|
|
2100 1025 2400 1025
|
|
Wire Wire Line
|
|
2100 1125 2400 1125
|
|
NoConn ~ 2100 1325
|
|
NoConn ~ 2100 1425
|
|
Wire Wire Line
|
|
2900 725 3050 725
|
|
Wire Wire Line
|
|
2975 725 2975 1125
|
|
Wire Wire Line
|
|
2975 1125 2900 1125
|
|
Wire Wire Line
|
|
2900 1025 2975 1025
|
|
Connection ~ 2975 1025
|
|
Wire Wire Line
|
|
2900 925 2975 925
|
|
Connection ~ 2975 925
|
|
Wire Wire Line
|
|
2900 825 2975 825
|
|
Connection ~ 2975 825
|
|
Text Notes 2125 1325 0 60 ~ 0
|
|
ROM
|
|
Text Notes 2125 1425 0 60 ~ 0
|
|
ROM
|
|
Text Notes 2125 1225 0 60 ~ 0
|
|
PIA
|
|
Text Notes 2125 1125 0 60 ~ 0
|
|
$C000
|
|
Text Notes 2125 1025 0 60 ~ 0
|
|
$B000
|
|
Text Notes 2125 925 0 60 ~ 0
|
|
$A000
|
|
Text Notes 2125 825 0 60 ~ 0
|
|
$9000
|
|
Text Notes 2125 725 0 60 ~ 0
|
|
$8000
|
|
Connection ~ 2975 725
|
|
Text GLabel 3050 725 2 60 Output ~ 0
|
|
VDU_BASE
|
|
Text GLabel 4975 1400 2 60 Output ~ 0
|
|
VDU_CLK
|
|
Wire Wire Line
|
|
4900 1400 4975 1400
|
|
$Comp
|
|
L GND #PWR?
|
|
U 1 1 5C0463DB
|
|
P 4600 1700
|
|
F 0 "#PWR?" H 4600 1450 50 0001 C CNN
|
|
F 1 "GND" H 4600 1550 50 0000 C CNN
|
|
F 2 "" H 4600 1700 50 0001 C CNN
|
|
F 3 "" H 4600 1700 50 0001 C CNN
|
|
1 4600 1700
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L VCC #PWR?
|
|
U 1 1 5C0465FA
|
|
P 4600 1100
|
|
F 0 "#PWR?" H 4600 950 50 0001 C CNN
|
|
F 1 "VCC" H 4600 1250 50 0000 C CNN
|
|
F 2 "" H 4600 1100 50 0001 C CNN
|
|
F 3 "" H 4600 1100 50 0001 C CNN
|
|
1 4600 1100
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L VCC #PWR?
|
|
U 1 1 5C046B61
|
|
P 14925 825
|
|
F 0 "#PWR?" H 14925 675 50 0001 C CNN
|
|
F 1 "VCC" H 14925 975 50 0000 C CNN
|
|
F 2 "" H 14925 825 50 0001 C CNN
|
|
F 3 "" H 14925 825 50 0001 C CNN
|
|
1 14925 825
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L GND #PWR?
|
|
U 1 1 5C046BC0
|
|
P 14925 1375
|
|
F 0 "#PWR?" H 14925 1125 50 0001 C CNN
|
|
F 1 "GND" H 14925 1225 50 0000 C CNN
|
|
F 2 "" H 14925 1375 50 0001 C CNN
|
|
F 3 "" H 14925 1375 50 0001 C CNN
|
|
1 14925 1375
|
|
1 0 0 -1
|
|
$EndComp
|
|
Text GLabel 7650 4325 0 60 Input ~ 0
|
|
RW
|
|
Text GLabel 7650 2225 0 60 Output ~ 0
|
|
VA7
|
|
Text GLabel 7650 2325 0 60 Output ~ 0
|
|
VA6
|
|
Text GLabel 7650 2425 0 60 Output ~ 0
|
|
VA5
|
|
Text GLabel 7650 2525 0 60 Output ~ 0
|
|
VA4
|
|
Text GLabel 7650 2625 0 60 Output ~ 0
|
|
VA3
|
|
Text GLabel 7650 2725 0 60 Output ~ 0
|
|
VA2
|
|
Text GLabel 7650 2825 0 60 Output ~ 0
|
|
VA1
|
|
Text GLabel 7650 2925 0 60 Output ~ 0
|
|
VA0
|
|
Text GLabel 7650 1025 0 60 Output ~ 0
|
|
VA15
|
|
Text GLabel 7650 1125 0 60 Output ~ 0
|
|
VA14
|
|
Text GLabel 7650 1225 0 60 Output ~ 0
|
|
VA13
|
|
Text GLabel 7650 1325 0 60 Output ~ 0
|
|
VA12
|
|
Text GLabel 7650 1425 0 60 Output ~ 0
|
|
VA11
|
|
Text GLabel 7650 1525 0 60 Output ~ 0
|
|
VA10
|
|
Text GLabel 7650 1625 0 60 Output ~ 0
|
|
VA9
|
|
Text GLabel 7650 1725 0 60 Output ~ 0
|
|
VA8
|
|
$Comp
|
|
L 74LS374 U?
|
|
U 1 1 5C049977
|
|
P 8350 5125
|
|
F 0 "U?" H 8350 5025 50 0000 C CNN
|
|
F 1 "74LS374" H 8350 5225 50 0000 C CNN
|
|
F 2 "" H 8350 5125 50 0001 C CNN
|
|
F 3 "" H 8350 5125 50 0001 C CNN
|
|
1 8350 5125
|
|
-1 0 0 1
|
|
$EndComp
|
|
Text GLabel 9050 4925 2 60 Input ~ 0
|
|
D7
|
|
Text GLabel 9050 5025 2 60 Input ~ 0
|
|
D6
|
|
Text GLabel 9050 5125 2 60 Input ~ 0
|
|
D5
|
|
Text GLabel 9050 5225 2 60 Input ~ 0
|
|
D4
|
|
Text GLabel 9050 5325 2 60 Input ~ 0
|
|
D3
|
|
Text GLabel 9050 5425 2 60 Input ~ 0
|
|
D2
|
|
Text GLabel 9050 5525 2 60 Input ~ 0
|
|
D1
|
|
Text GLabel 9050 5625 2 60 Input ~ 0
|
|
D0
|
|
$Comp
|
|
L GND #PWR?
|
|
U 1 1 5C04D9C7
|
|
P 600 1575
|
|
F 0 "#PWR?" H 600 1325 50 0001 C CNN
|
|
F 1 "GND" H 600 1425 50 0000 C CNN
|
|
F 2 "" H 600 1575 50 0001 C CNN
|
|
F 3 "" H 600 1575 50 0001 C CNN
|
|
1 600 1575
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L GND #PWR?
|
|
U 1 1 5C04E709
|
|
P 9425 4700
|
|
F 0 "#PWR?" H 9425 4450 50 0001 C CNN
|
|
F 1 "GND" H 9425 4550 50 0000 C CNN
|
|
F 2 "" H 9425 4700 50 0001 C CNN
|
|
F 3 "" H 9425 4700 50 0001 C CNN
|
|
1 9425 4700
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
9050 4625 9425 4625
|
|
Wire Wire Line
|
|
9425 4625 9425 4700
|
|
Text GLabel 7650 3425 0 60 BiDi ~ 0
|
|
VD7
|
|
Text GLabel 7650 3525 0 60 BiDi ~ 0
|
|
VD6
|
|
Text GLabel 7650 3625 0 60 BiDi ~ 0
|
|
VD5
|
|
Text GLabel 7650 3725 0 60 BiDi ~ 0
|
|
VD4
|
|
Text GLabel 7650 3825 0 60 BiDi ~ 0
|
|
VD3
|
|
Text GLabel 7650 3925 0 60 BiDi ~ 0
|
|
VD2
|
|
Text GLabel 7650 4025 0 60 BiDi ~ 0
|
|
VD1
|
|
Text GLabel 7650 4125 0 60 BiDi ~ 0
|
|
VD0
|
|
$EndSCHEMATC
|