EESchema Schematic File Version 4 EELAYER 30 0 EELAYER END $Descr A4 11693 8268 encoding utf-8 Sheet 1 1 Title "" Date "" Rev "" Comp "" Comment1 "" Comment2 "" Comment3 "" Comment4 "" $EndDescr $Comp L 44pin:44pin_edge CONNECTOR1 U 1 1 5F0B9D20 P 1600 2650 F 0 "CONNECTOR1" H 1658 3875 50 0000 C CNN F 1 "44pin_edge" H 1658 3784 50 0000 C CNN F 2 "44pin:44pin1" H 2550 3700 50 0001 C CNN F 3 "" H 2550 3700 50 0001 C CNN 1 1600 2650 1 0 0 -1 $EndComp $Comp L GAL22V10-15LP:GAL22V10-15LP DECODER1 U 1 1 5F0BF122 P 3400 4850 F 0 "DECODER1" H 3950 5115 50 0000 C CNN F 1 "GAL22V10" H 3950 5024 50 0000 C CNN F 2 "Package_DIP:DIP-24_W7.62mm_LongPads" H 4350 4950 50 0001 L CNN F 3 "" H 4350 4850 50 0001 L CNN F 4 "Lattice Semiconductor GAL22V10-15LP, SPLD GAL, GAL20V8B 8 Macro Cells, 8 I/O, 62.5MHz External 15ns EECMOS 24-Pin PDIP" H 4350 4750 50 0001 L CNN "Description" F 5 "5.33" H 4350 4650 50 0001 L CNN "Height" F 6 "Lattice Semiconductor" H 4350 4550 50 0001 L CNN "Manufacturer_Name" F 7 "GAL22V10-15LP" H 4350 4450 50 0001 L CNN "Manufacturer_Part_Number" F 8 "GAL22V10-15LP" H 4350 4350 50 0001 L CNN "Arrow Part Number" F 9 "" H 4350 4250 50 0001 L CNN "Arrow Price/Stock" F 10 "" H 4350 4150 50 0001 L CNN "Mouser Part Number" F 11 "" H 4350 4050 50 0001 L CNN "Mouser Price/Stock" 1 3400 4850 1 0 0 -1 $EndComp $Comp L AT28C64B-15PU:AT28C256 ROM1 U 1 1 5F0CDB91 P 3700 2400 F 0 "ROM1" H 4250 2665 50 0000 C CNN F 1 "28C256" H 4250 2574 50 0000 C CNN F 2 "Package_DIP:DIP-28_W15.24mm_LongPads" H 4650 2500 50 0001 L CNN F 3 "http://www.atmel.com/images/doc0270.pdf" H 4650 2400 50 0001 L CNN 1 3700 2400 1 0 0 -1 $EndComp $Comp L AT28C64B-15PU:AT28C256 RAM1 U 1 1 5F0CF4BD P 5800 2400 F 0 "RAM1" H 6350 2665 50 0000 C CNN F 1 "62256" H 6350 2574 50 0000 C CNN F 2 "Package_DIP:DIP-28_W15.24mm_LongPads" H 6750 2500 50 0001 L CNN F 3 "http://www.atmel.com/images/doc0270.pdf" H 6750 2400 50 0001 L CNN 1 5800 2400 1 0 0 -1 $EndComp $Comp L 74xx:74LS74 BANK1 U 1 1 5F0D1D39 P 6400 5750 F 0 "BANK1" H 6400 6231 50 0000 C CNN F 1 "74LS74" H 6400 6140 50 0000 C CNN F 2 "Package_DIP:DIP-14_W7.62mm_LongPads" H 6400 5750 50 0001 C CNN F 3 "74xx/74hc_hct74.pdf" H 6400 5750 50 0001 C CNN 1 6400 5750 1 0 0 -1 $EndComp Text GLabel 3300 4950 0 50 Input ~ 0 PHI2 Text GLabel 3300 5050 0 50 Input ~ 0 RW Text GLabel 3300 5150 0 50 Input ~ 0 MODE Text GLabel 3300 5250 0 50 Input ~ 0 A9 Text GLabel 3300 5350 0 50 Input ~ 0 A8 Text GLabel 3300 5450 0 50 Input ~ 0 A7 Text GLabel 3300 5550 0 50 Input ~ 0 A6 Text GLabel 3300 5650 0 50 Input ~ 0 A5 Text GLabel 3300 5750 0 50 Input ~ 0 A4 Text GLabel 3300 5850 0 50 Input ~ 0 A3 Text GLabel 4600 5850 2 50 Input ~ 0 A13 Text GLabel 4600 5750 2 50 Input ~ 0 A14 Text GLabel 4600 5650 2 50 Input ~ 0 A12 Text GLabel 4600 5350 2 50 Output ~ 0 RAM2 Text GLabel 4600 5550 2 50 Input ~ 0 A10 Text GLabel 4600 5450 2 50 Input ~ 0 A11 Text GLabel 4600 5050 2 50 Output ~ 0 FLIP_FLOP Text GLabel 4600 4950 2 50 Input ~ 0 BANK Text GLabel 4600 5150 2 50 Output ~ 0 ROM Text GLabel 4600 5250 2 50 Output ~ 0 RAM1 Text GLabel 6000 5650 0 50 Input ~ 0 A0 Text GLabel 6000 5750 0 50 Input ~ 0 FLIP_FLOP Text GLabel 6800 5650 2 50 Output ~ 0 BANK Text GLabel 6400 6150 3 50 Input ~ 0 RES Text GLabel 4900 3200 2 50 Input ~ 0 ROM Text GLabel 7050 2500 2 50 Input ~ 0 RW Text GLabel 2300 1750 2 50 Output ~ 0 RES Text GLabel 2300 2450 2 50 BiDi ~ 0 D0 Text GLabel 2300 2350 2 50 BiDi ~ 0 D2 Text GLabel 2300 2250 2 50 BiDi ~ 0 D4 Text GLabel 2300 2150 2 50 BiDi ~ 0 D6 Text GLabel 2300 4550 2 50 BiDi ~ 0 D1 Text GLabel 2300 4450 2 50 BiDi ~ 0 D3 Text GLabel 2300 4350 2 50 BiDi ~ 0 D5 Text GLabel 2300 4250 2 50 BiDi ~ 0 D7 Text GLabel 2300 5650 2 50 Output ~ 0 A0 Text GLabel 2300 5550 2 50 Output ~ 0 A2 Text GLabel 2300 5450 2 50 Output ~ 0 A4 Text GLabel 2300 5350 2 50 Output ~ 0 A6 Text GLabel 2300 5250 2 50 Output ~ 0 A8 Text GLabel 2300 5150 2 50 Output ~ 0 A10 Text GLabel 2300 5050 2 50 Output ~ 0 A12 Text GLabel 2300 4950 2 50 Output ~ 0 A14 Text GLabel 2300 3450 2 50 Output ~ 0 A1 Text GLabel 2300 3350 2 50 Output ~ 0 A3 Text GLabel 2300 3250 2 50 Output ~ 0 A5 Text GLabel 2300 3150 2 50 Output ~ 0 A7 Text GLabel 2300 3050 2 50 Output ~ 0 A9 Text GLabel 2300 2950 2 50 Output ~ 0 A11 Text GLabel 2300 2850 2 50 Output ~ 0 A13 Text GLabel 2300 2750 2 50 Output ~ 0 A15 Text GLabel 2300 3850 2 50 Output ~ 0 PHI2 Text GLabel 2300 4650 2 50 Output ~ 0 RW $Comp L power:+5V #PWR0101 U 1 1 5F10D24F P 2700 4350 F 0 "#PWR0101" H 2700 4200 50 0001 C CNN F 1 "+5V" V 2715 4478 50 0000 L CNN F 2 "" H 2700 4350 50 0001 C CNN F 3 "" H 2700 4350 50 0001 C CNN 1 2700 4350 -1 0 0 1 $EndComp Wire Wire Line 2700 3750 2200 3750 $Comp L power:GND #PWR0102 U 1 1 5F10FC57 P 3000 4350 F 0 "#PWR0102" H 3000 4100 50 0001 C CNN F 1 "GND" V 3005 4222 50 0000 R CNN F 2 "" H 3000 4350 50 0001 C CNN F 3 "" H 3000 4350 50 0001 C CNN 1 3000 4350 1 0 0 -1 $EndComp $Comp L power:GND #PWR0103 U 1 1 5F111835 P 2700 5800 F 0 "#PWR0103" H 2700 5550 50 0001 C CNN F 1 "GND" V 2705 5672 50 0000 R CNN F 2 "" H 2700 5800 50 0001 C CNN F 3 "" H 2700 5800 50 0001 C CNN 1 2700 5800 1 0 0 -1 $EndComp Wire Wire Line 2200 5750 2700 5750 Wire Wire Line 2700 5750 2700 5800 $Comp L power:+12V #PWR0106 U 1 1 5F11469B P 2500 6000 F 0 "#PWR0106" H 2500 5850 50 0001 C CNN F 1 "+12V" V 2515 6128 50 0000 L CNN F 2 "" H 2500 6000 50 0001 C CNN F 3 "" H 2500 6000 50 0001 C CNN 1 2500 6000 0 1 1 0 $EndComp Wire Wire Line 2200 5850 2450 5850 Wire Wire Line 2450 5850 2450 6000 Wire Wire Line 2450 6000 2500 6000 Text GLabel 3500 3300 0 50 Input ~ 0 A0 Text GLabel 3500 3200 0 50 Input ~ 0 A1 Text GLabel 3500 3100 0 50 Input ~ 0 A2 Text GLabel 3500 3000 0 50 Input ~ 0 A3 Text GLabel 3500 2900 0 50 Input ~ 0 A4 Text GLabel 3500 2800 0 50 Input ~ 0 A5 Text GLabel 3500 2700 0 50 Input ~ 0 A6 Text GLabel 3500 2600 0 50 Input ~ 0 A7 Text GLabel 3500 2500 0 50 Input ~ 0 A12 Text GLabel 3500 2400 0 50 Input ~ 0 A15 Text GLabel 5700 3300 0 50 Input ~ 0 A0 Text GLabel 5700 3200 0 50 Input ~ 0 A1 Text GLabel 5700 3100 0 50 Input ~ 0 A2 Text GLabel 5700 3000 0 50 Input ~ 0 A3 Text GLabel 5700 2900 0 50 Input ~ 0 A4 Text GLabel 5700 2800 0 50 Input ~ 0 A5 Text GLabel 5700 2700 0 50 Input ~ 0 A6 Text GLabel 5700 2600 0 50 Input ~ 0 A7 Text GLabel 5700 2500 0 50 Input ~ 0 A12 Text GLabel 5700 2400 0 50 Input ~ 0 A15 Text GLabel 7050 2700 2 50 Input ~ 0 A8 Text GLabel 7050 2800 2 50 Input ~ 0 A9 Text GLabel 7050 2900 2 50 Input ~ 0 A11 Text GLabel 7050 2600 2 50 Input ~ 0 A13 Text GLabel 7050 3100 2 50 Input ~ 0 A10 Text GLabel 4900 2600 2 50 Input ~ 0 A13 Text GLabel 4900 2700 2 50 Input ~ 0 A8 Text GLabel 4900 2800 2 50 Input ~ 0 A9 Text GLabel 4900 2900 2 50 Input ~ 0 A11 Text GLabel 4900 3100 2 50 Input ~ 0 A10 Text GLabel 3500 3400 0 50 Output ~ 0 D0 Text GLabel 3500 3500 0 50 Output ~ 0 D1 Text GLabel 3500 3600 0 50 Output ~ 0 D2 Text GLabel 5700 3400 0 50 BiDi ~ 0 D0 Text GLabel 5700 3500 0 50 BiDi ~ 0 D1 Text GLabel 5700 3600 0 50 BiDi ~ 0 D2 Text GLabel 4900 3700 2 50 Output ~ 0 D3 Text GLabel 4900 3600 2 50 Output ~ 0 D4 Text GLabel 4900 3500 2 50 Output ~ 0 D5 Text GLabel 4900 3400 2 50 Output ~ 0 D6 Text GLabel 4900 3300 2 50 Output ~ 0 D7 Text GLabel 7050 3300 2 50 BiDi ~ 0 D7 Text GLabel 7050 3400 2 50 BiDi ~ 0 D6 Text GLabel 7050 3500 2 50 BiDi ~ 0 D5 Text GLabel 7050 3600 2 50 BiDi ~ 0 D4 Text GLabel 7050 3700 2 50 BiDi ~ 0 D3 $Comp L power:+5V #PWR0107 U 1 1 5F12BE3C P 4850 1700 F 0 "#PWR0107" H 4850 1550 50 0001 C CNN F 1 "+5V" H 4865 1873 50 0000 C CNN F 2 "" H 4850 1700 50 0001 C CNN F 3 "" H 4850 1700 50 0001 C CNN 1 4850 1700 -1 0 0 -1 $EndComp Wire Wire Line 2200 1750 2300 1750 Wire Wire Line 2200 2150 2300 2150 Wire Wire Line 2200 2250 2300 2250 Wire Wire Line 2200 2350 2300 2350 Wire Wire Line 2200 2450 2300 2450 Wire Wire Line 2200 2750 2300 2750 Wire Wire Line 2200 2850 2300 2850 Wire Wire Line 2200 2950 2300 2950 Wire Wire Line 2200 3050 2300 3050 Wire Wire Line 2200 3150 2300 3150 Wire Wire Line 2200 3250 2300 3250 Wire Wire Line 2200 3350 2300 3350 Wire Wire Line 2200 3450 2300 3450 Wire Wire Line 2200 3850 2300 3850 Wire Wire Line 2200 4250 2300 4250 Wire Wire Line 2200 4350 2300 4350 Wire Wire Line 2200 4450 2300 4450 Wire Wire Line 2200 4550 2300 4550 Wire Wire Line 2200 4650 2300 4650 Wire Wire Line 2200 4950 2300 4950 Wire Wire Line 2200 5050 2300 5050 Wire Wire Line 2200 5150 2300 5150 Wire Wire Line 2200 5250 2300 5250 Wire Wire Line 2200 5350 2300 5350 Wire Wire Line 2200 5450 2300 5450 Wire Wire Line 2200 5550 2300 5550 Wire Wire Line 2200 5650 2300 5650 Wire Wire Line 3300 4950 3400 4950 Wire Wire Line 3300 5050 3400 5050 Wire Wire Line 3300 5150 3400 5150 Wire Wire Line 3300 5250 3400 5250 Wire Wire Line 3300 5350 3400 5350 Wire Wire Line 3300 5450 3400 5450 Wire Wire Line 3300 5550 3400 5550 Wire Wire Line 3300 5650 3400 5650 Wire Wire Line 3300 5750 3400 5750 Wire Wire Line 3300 5850 3400 5850 Wire Wire Line 4600 4950 4500 4950 Wire Wire Line 4600 5050 4500 5050 Wire Wire Line 4600 5150 4500 5150 Wire Wire Line 4600 5250 4500 5250 Wire Wire Line 4600 5350 4500 5350 Wire Wire Line 4600 5450 4500 5450 Wire Wire Line 4600 5550 4500 5550 Wire Wire Line 4600 5650 4500 5650 Wire Wire Line 4600 5750 4500 5750 Wire Wire Line 4600 5850 4500 5850 Wire Wire Line 6000 5650 6100 5650 Wire Wire Line 6000 5750 6100 5750 Wire Wire Line 6700 5650 6800 5650 Wire Wire Line 6400 6050 6400 6150 $Comp L 74xx:74LS74 BANK1 U 3 1 5F1580AB P 7500 5650 F 0 "BANK1" H 7730 5696 50 0000 L CNN F 1 "74LS74" H 7730 5605 50 0000 L CNN F 2 "Package_DIP:DIP-14_W7.62mm_LongPads" H 7500 5650 50 0001 C CNN F 3 "74xx/74hc_hct74.pdf" H 7500 5650 50 0001 C CNN 3 7500 5650 1 0 0 -1 $EndComp Wire Wire Line 3500 2400 3700 2400 Wire Wire Line 3500 2500 3700 2500 Wire Wire Line 3500 2600 3700 2600 Wire Wire Line 3500 2700 3700 2700 Wire Wire Line 3500 2800 3700 2800 Wire Wire Line 3500 2900 3700 2900 Wire Wire Line 3500 3000 3700 3000 Wire Wire Line 3500 3100 3700 3100 Wire Wire Line 3500 3200 3700 3200 Wire Wire Line 3500 3300 3700 3300 Wire Wire Line 3500 3400 3700 3400 Wire Wire Line 3500 3500 3700 3500 Wire Wire Line 3500 3600 3700 3600 Wire Wire Line 4800 2600 4900 2600 Wire Wire Line 4800 2700 4900 2700 Wire Wire Line 4800 2800 4900 2800 Wire Wire Line 4800 2900 4900 2900 Wire Wire Line 4800 3100 4900 3100 Wire Wire Line 4800 3200 4900 3200 Wire Wire Line 4800 3300 4900 3300 Wire Wire Line 4800 3400 4900 3400 Wire Wire Line 4800 3500 4900 3500 Wire Wire Line 4800 3600 4900 3600 Wire Wire Line 4800 3700 4900 3700 Wire Wire Line 5700 2400 5800 2400 Wire Wire Line 5700 2500 5800 2500 Wire Wire Line 5700 2600 5800 2600 Wire Wire Line 5700 2700 5800 2700 Wire Wire Line 5700 2800 5800 2800 Wire Wire Line 5700 2900 5800 2900 Wire Wire Line 5700 3000 5800 3000 Wire Wire Line 5700 3100 5800 3100 Wire Wire Line 5700 3200 5800 3200 Wire Wire Line 5700 3300 5800 3300 Wire Wire Line 5700 3400 5800 3400 Wire Wire Line 5700 3500 5800 3500 Wire Wire Line 5700 3600 5800 3600 Wire Wire Line 7050 2500 6900 2500 Wire Wire Line 7050 2600 6900 2600 Wire Wire Line 7050 2700 6900 2700 Wire Wire Line 7050 2800 6900 2800 Wire Wire Line 7050 2900 6900 2900 Wire Wire Line 7050 3100 6900 3100 Wire Wire Line 7050 3300 6900 3300 Wire Wire Line 7050 3400 6900 3400 Wire Wire Line 7050 3500 6900 3500 Wire Wire Line 7050 3600 6900 3600 Wire Wire Line 7050 3700 6900 3700 $Comp L power:+5V #PWR0108 U 1 1 5F1F2E75 P 7050 1950 F 0 "#PWR0108" H 7050 1800 50 0001 C CNN F 1 "+5V" H 7065 2123 50 0000 C CNN F 2 "" H 7050 1950 50 0001 C CNN F 3 "" H 7050 1950 50 0001 C CNN 1 7050 1950 1 0 0 -1 $EndComp $Comp L power:+5V #PWR0109 U 1 1 5F1F3958 P 5000 1950 F 0 "#PWR0109" H 5000 1800 50 0001 C CNN F 1 "+5V" H 5015 2123 50 0000 C CNN F 2 "" H 5000 1950 50 0001 C CNN F 3 "" H 5000 1950 50 0001 C CNN 1 5000 1950 1 0 0 -1 $EndComp Wire Wire Line 7050 1950 7050 2150 Wire Wire Line 7050 2400 6900 2400 Wire Wire Line 5000 2500 4800 2500 $Comp L power:GND #PWR0110 U 1 1 5F21C2A7 P 5300 3000 F 0 "#PWR0110" H 5300 2750 50 0001 C CNN F 1 "GND" H 5305 2827 50 0000 C CNN F 2 "" H 5300 3000 50 0001 C CNN F 3 "" H 5300 3000 50 0001 C CNN 1 5300 3000 1 0 0 -1 $EndComp Wire Wire Line 4800 3000 5300 3000 $Comp L power:GND #PWR0111 U 1 1 5F269E4A P 7500 6200 F 0 "#PWR0111" H 7500 5950 50 0001 C CNN F 1 "GND" H 7505 6027 50 0000 C CNN F 2 "" H 7500 6200 50 0001 C CNN F 3 "" H 7500 6200 50 0001 C CNN 1 7500 6200 1 0 0 -1 $EndComp $Comp L power:+5V #PWR0112 U 1 1 5F26AF58 P 7500 4700 F 0 "#PWR0112" H 7500 4550 50 0001 C CNN F 1 "+5V" H 7515 4873 50 0000 C CNN F 2 "" H 7500 4700 50 0001 C CNN F 3 "" H 7500 4700 50 0001 C CNN 1 7500 4700 1 0 0 -1 $EndComp Wire Wire Line 7500 6050 7500 6150 Text GLabel 7050 3200 2 50 Input ~ 0 RAM1 Wire Wire Line 7050 3200 6900 3200 $Comp L power:GND #PWR0113 U 1 1 5F2EBF4B P 7400 3000 F 0 "#PWR0113" H 7400 2750 50 0001 C CNN F 1 "GND" H 7405 2827 50 0000 C CNN F 2 "" H 7400 3000 50 0001 C CNN F 3 "" H 7400 3000 50 0001 C CNN 1 7400 3000 1 0 0 -1 $EndComp Wire Wire Line 6900 3000 7400 3000 $Comp L power:+5V #PWR0114 U 1 1 5F309D96 P 6400 4700 F 0 "#PWR0114" H 6400 4550 50 0001 C CNN F 1 "+5V" H 6415 4873 50 0000 C CNN F 2 "" H 6400 4700 50 0001 C CNN F 3 "" H 6400 4700 50 0001 C CNN 1 6400 4700 1 0 0 -1 $EndComp $Comp L Switch:SW_SPDT MODE_SWITCH1 U 1 1 5F232F13 P 1600 7050 F 0 "MODE_SWITCH1" H 1600 7335 50 0001 C CNN F 1 "MODE_SWITCH" H 1600 7244 50 0000 C CNN F 2 "Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical" H 1600 7050 50 0001 C CNN F 3 "~" H 1600 7050 50 0001 C CNN 1 1600 7050 1 0 0 -1 $EndComp $Comp L power:+5V #PWR0115 U 1 1 5F233D08 P 2100 6550 F 0 "#PWR0115" H 2100 6400 50 0001 C CNN F 1 "+5V" H 2115 6723 50 0000 C CNN F 2 "" H 2100 6550 50 0001 C CNN F 3 "" H 2100 6550 50 0001 C CNN 1 2100 6550 1 0 0 -1 $EndComp $Comp L Device:R_US R2 U 1 1 5F2352C6 P 2100 6800 F 0 "R2" H 2168 6846 50 0000 L CNN F 1 "1K" H 2168 6755 50 0000 L CNN F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 2140 6790 50 0001 C CNN F 3 "~" H 2100 6800 50 0001 C CNN 1 2100 6800 1 0 0 -1 $EndComp Wire Wire Line 2100 6550 2100 6650 Wire Wire Line 2100 6950 1800 6950 $Comp L power:GND #PWR0116 U 1 1 5F2419FC P 2100 7150 F 0 "#PWR0116" H 2100 6900 50 0001 C CNN F 1 "GND" H 2105 6977 50 0000 C CNN F 2 "" H 2100 7150 50 0001 C CNN F 3 "" H 2100 7150 50 0001 C CNN 1 2100 7150 1 0 0 -1 $EndComp Wire Wire Line 1800 7150 2100 7150 Text GLabel 1250 7050 0 50 Output ~ 0 MODE Wire Wire Line 1400 7050 1250 7050 $Comp L power:GND #PWR0117 U 1 1 5F25C5D6 P 3300 6500 F 0 "#PWR0117" H 3300 6250 50 0001 C CNN F 1 "GND" H 3305 6327 50 0000 C CNN F 2 "" H 3300 6500 50 0001 C CNN F 3 "" H 3300 6500 50 0001 C CNN 1 3300 6500 1 0 0 -1 $EndComp Wire Wire Line 3400 5950 3300 5950 $Comp L Device:R_US R3 U 1 1 5F262E4C P 6400 5000 F 0 "R3" H 6468 5046 50 0000 L CNN F 1 "1K" H 6468 4955 50 0000 L CNN F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 6440 4990 50 0001 C CNN F 3 "~" H 6400 5000 50 0001 C CNN 1 6400 5000 1 0 0 -1 $EndComp Wire Wire Line 6400 4700 6400 4850 Wire Wire Line 6400 5150 6400 5450 $Comp L power:GND #PWR0118 U 1 1 5F275EE9 P 3700 3900 F 0 "#PWR0118" H 3700 3650 50 0001 C CNN F 1 "GND" H 3705 3727 50 0000 C CNN F 2 "" H 3700 3900 50 0001 C CNN F 3 "" H 3700 3900 50 0001 C CNN 1 3700 3900 1 0 0 -1 $EndComp Wire Wire Line 3700 3700 3700 3750 $Comp L power:GND #PWR0119 U 1 1 5F27C7A1 P 5800 4100 F 0 "#PWR0119" H 5800 3850 50 0001 C CNN F 1 "GND" H 5805 3927 50 0000 C CNN F 2 "" H 5800 4100 50 0001 C CNN F 3 "" H 5800 4100 50 0001 C CNN 1 5800 4100 1 0 0 -1 $EndComp $Comp L power:+5V #PWR0121 U 1 1 5F291625 P 4600 4650 F 0 "#PWR0121" H 4600 4500 50 0001 C CNN F 1 "+5V" H 4615 4823 50 0000 C CNN F 2 "" H 4600 4650 50 0001 C CNN F 3 "" H 4600 4650 50 0001 C CNN 1 4600 4650 1 0 0 -1 $EndComp Wire Wire Line 4600 4650 4600 4750 Wire Wire Line 4600 4850 4500 4850 $Comp L Device:C C5 U 1 1 5F298AA6 P 8250 5650 F 0 "C5" H 8365 5696 50 0000 L CNN F 1 "0.1uF" H 8365 5605 50 0000 L CNN F 2 "Capacitor_THT:C_Disc_D5.0mm_W2.5mm_P2.50mm" H 8288 5500 50 0001 C CNN F 3 "~" H 8250 5650 50 0001 C CNN 1 8250 5650 1 0 0 -1 $EndComp Wire Wire Line 7500 5150 8250 5150 Wire Wire Line 8250 5150 8250 5500 Connection ~ 7500 5150 Wire Wire Line 7500 5150 7500 5250 Wire Wire Line 8250 5800 8250 6150 Wire Wire Line 8250 6150 7500 6150 Connection ~ 7500 6150 Wire Wire Line 7500 6150 7500 6200 $Comp L Device:C C1 U 1 1 5F2A6131 P 7800 3000 F 0 "C1" H 7915 3046 50 0000 L CNN F 1 "0.1uF" H 7915 2955 50 0000 L CNN F 2 "Capacitor_THT:C_Disc_D5.0mm_W2.5mm_P2.50mm" H 7838 2850 50 0001 C CNN F 3 "~" H 7800 3000 50 0001 C CNN 1 7800 3000 1 0 0 -1 $EndComp Wire Wire Line 7050 2150 7800 2150 Wire Wire Line 7800 2150 7800 2850 Connection ~ 7050 2150 Wire Wire Line 7050 2150 7050 2400 Wire Wire Line 5800 3700 5800 4000 Wire Wire Line 7800 3150 7800 4000 Wire Wire Line 7800 4000 5800 4000 Connection ~ 5800 4000 Wire Wire Line 5800 4000 5800 4100 Wire Wire Line 3300 5950 3300 6400 $Comp L Device:C C4 U 1 1 5F2CD5E5 P 5200 5550 F 0 "C4" H 5315 5596 50 0000 L CNN F 1 "0.1uF" H 5315 5505 50 0000 L CNN F 2 "Capacitor_THT:C_Disc_D5.0mm_W2.5mm_P2.50mm" H 5238 5400 50 0001 C CNN F 3 "~" H 5200 5550 50 0001 C CNN 1 5200 5550 1 0 0 -1 $EndComp Wire Wire Line 4600 4750 5200 4750 Wire Wire Line 5200 4750 5200 5400 Connection ~ 4600 4750 Wire Wire Line 4600 4750 4600 4850 Wire Wire Line 5200 5700 5200 6400 Wire Wire Line 5200 6400 3300 6400 Connection ~ 3300 6400 Wire Wire Line 3300 6400 3300 6500 Wire Wire Line 7500 4700 7500 5150 Text Notes 7350 7500 0 50 ~ 0 Apple-1 ROM/RAM cartridge $Comp L AT28C64B-15PU:AT28C256 RAM2 U 1 1 5FB88FB3 P 8450 2400 F 0 "RAM2" H 9000 2665 50 0000 C CNN F 1 "62256" H 9000 2574 50 0000 C CNN F 2 "Package_DIP:DIP-28_W15.24mm" H 9400 2500 50 0001 L CNN F 3 "http://www.atmel.com/images/doc0270.pdf" H 9400 2400 50 0001 L CNN 1 8450 2400 1 0 0 -1 $EndComp Text GLabel 9700 2500 2 50 Input ~ 0 RW Text GLabel 8350 3300 0 50 Input ~ 0 A0 Text GLabel 8350 3200 0 50 Input ~ 0 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2800 8450 2800 Wire Wire Line 8350 2900 8450 2900 Wire Wire Line 8350 3000 8450 3000 Wire Wire Line 8350 3100 8450 3100 Wire Wire Line 8350 3200 8450 3200 Wire Wire Line 8350 3300 8450 3300 Wire Wire Line 8350 3400 8450 3400 Wire Wire Line 8350 3500 8450 3500 Wire Wire Line 8350 3600 8450 3600 Wire Wire Line 9700 2500 9550 2500 Wire Wire Line 9700 2600 9550 2600 Wire Wire Line 9700 2700 9550 2700 Wire Wire Line 9700 2800 9550 2800 Wire Wire Line 9700 2900 9550 2900 Wire Wire Line 9700 3100 9550 3100 Wire Wire Line 9700 3300 9550 3300 Wire Wire Line 9700 3400 9550 3400 Wire Wire Line 9700 3500 9550 3500 Wire Wire Line 9700 3600 9550 3600 Wire Wire Line 9700 3700 9550 3700 $Comp L power:+5V #PWR0120 U 1 1 5FB88FE9 P 9700 1950 F 0 "#PWR0120" H 9700 1800 50 0001 C CNN F 1 "+5V" H 9715 2123 50 0000 C CNN F 2 "" H 9700 1950 50 0001 C CNN F 3 "" H 9700 1950 50 0001 C CNN 1 9700 1950 1 0 0 -1 $EndComp Wire Wire Line 9700 2400 9550 2400 Text GLabel 9700 3200 2 50 Input ~ 0 RAM2 Wire Wire Line 9700 3200 9550 3200 $Comp L power:GND #PWR0122 U 1 1 5FB88FF3 P 10050 3000 F 0 "#PWR0122" H 10050 2750 50 0001 C CNN F 1 "GND" H 10055 2827 50 0000 C CNN F 2 "" H 10050 3000 50 0001 C CNN F 3 "" H 10050 3000 50 0001 C CNN 1 10050 3000 1 0 0 -1 $EndComp Wire Wire Line 9550 3000 10050 3000 $Comp L power:GND #PWR0123 U 1 1 5FB88FFA P 8450 4100 F 0 "#PWR0123" H 8450 3850 50 0001 C CNN F 1 "GND" H 8455 3927 50 0000 C CNN F 2 "" H 8450 4100 50 0001 C CNN F 3 "" H 8450 4100 50 0001 C CNN 1 8450 4100 1 0 0 -1 $EndComp $Comp L Device:R_US R1 U 1 1 5FB93F7B P 5000 2250 F 0 "R1" H 5068 2296 50 0000 L CNN F 1 "1K" H 5068 2205 50 0000 L CNN F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 5040 2240 50 0001 C CNN F 3 "~" H 5000 2250 50 0001 C CNN 1 5000 2250 1 0 0 -1 $EndComp Wire Wire Line 5000 1950 5000 2100 Wire Wire Line 5000 2400 5000 2500 Wire Wire Line 4850 2400 4800 2400 Text GLabel 4600 5950 2 50 Input ~ 0 A15 Wire Wire Line 4600 5950 4500 5950 Wire Wire Line 2700 3750 2700 3950 Wire Wire Line 3000 3550 3000 3950 Wire Wire Line 2200 3550 3000 3550 $Comp L Device:CP1 C6 U 1 1 5FDCDD2C P 2850 3950 F 0 "C6" V 3102 3950 50 0000 C CNN F 1 "22uF" V 3011 3950 50 0000 C CNN F 2 "Capacitor_THT:CP_Radial_D4.0mm_P2.00mm" H 2850 3950 50 0001 C CNN F 3 "~" H 2850 3950 50 0001 C CNN 1 2850 3950 0 -1 -1 0 $EndComp Connection ~ 2700 3950 Wire Wire Line 2700 3950 2700 4350 Connection ~ 3000 3950 Wire Wire Line 3000 3950 3000 4350 $Comp L Device:C C3 U 1 1 5FDEE950 P 3100 2950 F 0 "C3" H 3215 2996 50 0000 L CNN F 1 "0.1uF" H 3215 2905 50 0000 L CNN F 2 "Capacitor_THT:C_Disc_D5.0mm_W2.5mm_P2.50mm" H 3138 2800 50 0001 C CNN F 3 "~" H 3100 2950 50 0001 C CNN 1 3100 2950 1 0 0 -1 $EndComp Wire Wire Line 4850 1700 3100 1700 Wire Wire Line 3100 1700 3100 2800 Wire Wire Line 4850 1700 4850 2400 Wire Wire Line 3100 3100 3100 3750 Wire Wire Line 3100 3750 3700 3750 Connection ~ 3700 3750 Wire Wire Line 3700 3750 3700 3900 Connection ~ 4850 1700 Wire Wire Line 9700 1950 9700 2100 Wire Wire Line 8450 3700 8450 4000 $Comp L Device:C C2 U 1 1 601FA3B6 P 10350 3000 F 0 "C2" H 10465 3046 50 0000 L CNN F 1 "0.1uF" H 10465 2955 50 0000 L CNN F 2 "Capacitor_THT:C_Disc_D5.0mm_W2.5mm_P2.50mm" H 10388 2850 50 0001 C CNN F 3 "~" H 10350 3000 50 0001 C CNN 1 10350 3000 1 0 0 -1 $EndComp Wire Wire Line 9700 2100 10350 2100 Wire Wire Line 10350 2100 10350 2850 Connection ~ 9700 2100 Wire Wire Line 9700 2100 9700 2400 Wire Wire Line 10350 3150 10350 4000 Wire Wire Line 10350 4000 8450 4000 Connection ~ 8450 4000 Wire Wire Line 8450 4000 8450 4100 $EndSCHEMATC