993 lines
22 KiB
Plaintext
993 lines
22 KiB
Plaintext
EESchema Schematic File Version 2
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LIBS:power
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LIBS:device
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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:rc6502_backplane
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LIBS:RC6502 RAM-cache
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EELAYER 25 0
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EELAYER END
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$Descr A4 11693 8268
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encoding utf-8
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Sheet 1 1
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Title ""
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Date ""
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Rev ""
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Comp ""
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Comment1 ""
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Comment2 ""
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Comment3 ""
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Comment4 ""
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$EndDescr
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$Comp
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L HM62256BLP-7 U1
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U 1 1 590A1931
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P 1950 1775
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F 0 "U1" H 1650 2675 50 0000 C CNN
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F 1 "HM62256BLP-7" V 1950 1800 50 0000 C CNN
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F 2 "Housings_DIP:DIP-28_W15.24mm_Socket" H 1950 1775 50 0001 C CIN
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F 3 "" H 1950 1775 50 0001 C CNN
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1 1950 1775
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1 0 0 -1
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$EndComp
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Text GLabel 10300 4450 0 60 Output ~ 0
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R/~W
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Text GLabel 10300 2150 0 60 Output ~ 0
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A15
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Text GLabel 10300 2250 0 60 Output ~ 0
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A14
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Text GLabel 10300 2350 0 60 Output ~ 0
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A13
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Text GLabel 10300 2450 0 60 Output ~ 0
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A12
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Text GLabel 10300 2550 0 60 Output ~ 0
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A11
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Text GLabel 10300 2650 0 60 Output ~ 0
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A10
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Text GLabel 10300 2750 0 60 Output ~ 0
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A9
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Text GLabel 10300 2850 0 60 Output ~ 0
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A8
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Text GLabel 10300 2950 0 60 Output ~ 0
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A7
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Text GLabel 10300 3050 0 60 Output ~ 0
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A6
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Text GLabel 10300 3150 0 60 Output ~ 0
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A5
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Text GLabel 10300 3250 0 60 Output ~ 0
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A4
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Text GLabel 10300 3350 0 60 Output ~ 0
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A3
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Text GLabel 10300 3450 0 60 Output ~ 0
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A2
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Text GLabel 10300 3550 0 60 Output ~ 0
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A1
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Text GLabel 10300 3650 0 60 Output ~ 0
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A0
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Text GLabel 10300 4750 0 60 BiDi ~ 0
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D0
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Text GLabel 10300 4850 0 60 BiDi ~ 0
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D1
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Text GLabel 10300 4950 0 60 BiDi ~ 0
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D2
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Text GLabel 10300 5050 0 60 BiDi ~ 0
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D3
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Text GLabel 10300 5150 0 60 BiDi ~ 0
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D4
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Text GLabel 10300 5250 0 60 BiDi ~ 0
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D5
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Text GLabel 10300 5350 0 60 BiDi ~ 0
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D6
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Text GLabel 10300 5450 0 60 BiDi ~ 0
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D7
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Text GLabel 2450 1025 2 60 Input ~ 0
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D0
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Text GLabel 2450 1125 2 60 Input ~ 0
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D1
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Text GLabel 2450 1225 2 60 Input ~ 0
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D2
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Text GLabel 2450 1325 2 60 Input ~ 0
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D3
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Text GLabel 2450 1425 2 60 Input ~ 0
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D4
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Text GLabel 2450 1525 2 60 Input ~ 0
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D5
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Text GLabel 2450 1625 2 60 Input ~ 0
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D6
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Text GLabel 2450 1725 2 60 Input ~ 0
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D7
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NoConn ~ 10300 5750
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NoConn ~ 10300 4050
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NoConn ~ 10300 4150
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NoConn ~ 10300 4250
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NoConn ~ 10300 4650
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NoConn ~ 10300 5550
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NoConn ~ 10300 5650
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Text GLabel 800 2500 0 60 Input ~ 0
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A14
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Text GLabel 800 2250 0 60 Input ~ 0
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A13
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Text GLabel 1450 2225 0 60 Input ~ 0
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A12
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Text GLabel 1450 2125 0 60 Input ~ 0
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A11
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Text GLabel 1450 2025 0 60 Input ~ 0
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A10
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Text GLabel 1450 1925 0 60 Input ~ 0
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A9
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Text GLabel 1450 1825 0 60 Input ~ 0
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A8
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Text GLabel 1450 1725 0 60 Input ~ 0
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A7
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Text GLabel 1450 1625 0 60 Input ~ 0
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A6
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Text GLabel 1450 1525 0 60 Input ~ 0
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A5
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Text GLabel 1450 1425 0 60 Input ~ 0
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A4
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Text GLabel 1450 1325 0 60 Input ~ 0
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A3
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Text GLabel 1450 1225 0 60 Input ~ 0
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A2
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Text GLabel 1450 1125 0 60 Input ~ 0
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A1
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Text GLabel 1450 1025 0 60 Input ~ 0
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A0
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Text Notes 8950 7500 2 60 ~ 0
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RC6502 Enhanced RAM/ROM board
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Text Notes 10625 7650 2 60 ~ 0
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B
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Text GLabel 10300 3950 0 60 Output ~ 0
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PHI2
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NoConn ~ 10300 4350
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NoConn ~ 10300 4550
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$Comp
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L C C2
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U 1 1 590DFF39
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P 9950 1100
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F 0 "C2" H 9975 1200 50 0000 L CNN
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F 1 "100nF" H 9975 1000 50 0000 L CNN
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F 2 "Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 9988 950 50 0001 C CNN
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F 3 "" H 9950 1100 50 0001 C CNN
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1 9950 1100
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1 0 0 -1
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$EndComp
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$Comp
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L C C3
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U 1 1 590E0960
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P 10250 1100
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F 0 "C3" H 10275 1200 50 0000 L CNN
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F 1 "100nF" H 10275 1000 50 0000 L CNN
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F 2 "Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 10288 950 50 0001 C CNN
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F 3 "" H 10250 1100 50 0001 C CNN
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1 10250 1100
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1 0 0 -1
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$EndComp
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$Comp
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L 74LS138 U2
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U 1 1 5C1D1CBA
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P 1575 6975
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F 0 "U2" H 1675 7475 50 0000 C CNN
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F 1 "74LS138" H 1725 6426 50 0000 C CNN
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F 2 "Housings_DIP:DIP-16_W7.62mm_Socket" H 1575 6975 50 0001 C CNN
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F 3 "" H 1575 6975 50 0001 C CNN
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1 1575 6975
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1 0 0 -1
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$EndComp
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Text GLabel 975 6825 0 60 Input ~ 0
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A14
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Text GLabel 975 6725 0 60 Input ~ 0
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A13
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Text GLabel 975 6625 0 60 Input ~ 0
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A12
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$Comp
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L RC6502_Backplane J3
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U 1 1 5C1D21CF
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P 10500 4050
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F 0 "J3" H 10500 6050 50 0000 C CNN
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F 1 "RC6502_Backplane" V 10950 4000 50 0000 C CNN
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F 2 "Pin_Headers:Pin_Header_Angled_1x39_Pitch2.54mm" H 10500 4050 50 0001 C CNN
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F 3 "" H 10500 4050 50 0001 C CNN
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1 10500 4050
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1 0 0 -1
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$EndComp
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$Comp
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L GND #PWR01
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U 1 1 5C1D31C0
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P 9875 3825
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F 0 "#PWR01" H 9875 3575 50 0001 C CNN
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F 1 "GND" H 9875 3675 50 0000 C CNN
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F 2 "" H 9875 3825 50 0001 C CNN
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F 3 "" H 9875 3825 50 0001 C CNN
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1 9875 3825
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1 0 0 -1
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$EndComp
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Wire Wire Line
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9875 3825 9875 3750
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Wire Wire Line
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9875 3750 10300 3750
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$Comp
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L VCC #PWR02
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U 1 1 5C1D3205
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P 10000 3675
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F 0 "#PWR02" H 10000 3525 50 0001 C CNN
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F 1 "VCC" H 10000 3825 50 0000 C CNN
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F 2 "" H 10000 3675 50 0001 C CNN
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F 3 "" H 10000 3675 50 0001 C CNN
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1 10000 3675
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1 0 0 -1
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$EndComp
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Wire Wire Line
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10000 3675 10000 3850
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Wire Wire Line
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10000 3850 10300 3850
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$Comp
|
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L GND #PWR03
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U 1 1 5C1D346F
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P 10850 1400
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F 0 "#PWR03" H 10850 1150 50 0001 C CNN
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F 1 "GND" H 10850 1250 50 0000 C CNN
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F 2 "" H 10850 1400 50 0001 C CNN
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F 3 "" H 10850 1400 50 0001 C CNN
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1 10850 1400
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1 0 0 -1
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$EndComp
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$Comp
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L VCC #PWR04
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U 1 1 5C1D3492
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P 9650 800
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F 0 "#PWR04" H 9650 650 50 0001 C CNN
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F 1 "VCC" H 9650 950 50 0000 C CNN
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F 2 "" H 9650 800 50 0001 C CNN
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F 3 "" H 9650 800 50 0001 C CNN
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1 9650 800
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1 0 0 -1
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$EndComp
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$Comp
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L GND #PWR05
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U 1 1 5C1D39F4
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P 900 7400
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F 0 "#PWR05" H 900 7150 50 0001 C CNN
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F 1 "GND" H 900 7250 50 0000 C CNN
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F 2 "" H 900 7400 50 0001 C CNN
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F 3 "" H 900 7400 50 0001 C CNN
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1 900 7400
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1 0 0 -1
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$EndComp
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Wire Wire Line
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900 7225 900 7400
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Wire Wire Line
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900 7325 975 7325
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Text GLabel 975 7125 0 60 Input ~ 0
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E3
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Text GLabel 3325 1325 0 60 Output ~ 0
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E3
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Text GLabel 5175 1325 2 60 Input ~ 0
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A15
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Wire Wire Line
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900 7225 975 7225
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Connection ~ 900 7325
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$Comp
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L 74LS00 U5
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U 1 1 5C1D4C2B
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P 4350 1650
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F 0 "U5" H 4350 1700 50 0000 C CNN
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F 1 "74LS00" H 4350 1550 50 0000 C CNN
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F 2 "Housings_DIP:DIP-14_W7.62mm_Socket" H 4350 1650 50 0001 C CNN
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F 3 "" H 4350 1650 50 0001 C CNN
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1 4350 1650
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-1 0 0 1
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$EndComp
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Wire Wire Line
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4950 1550 5025 1550
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Wire Wire Line
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5025 1550 5025 1750
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Wire Wire Line
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5025 1750 4950 1750
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Wire Wire Line
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5100 1650 5025 1650
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Connection ~ 5025 1650
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$Comp
|
|
L 74LS00 U5
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U 3 1 5C1D58A3
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P 8225 850
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F 0 "U5" H 8225 900 50 0000 C CNN
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F 1 "74LS00" H 8225 750 50 0000 C CNN
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F 2 "Housings_DIP:DIP-14_W7.62mm_Socket" H 8225 850 50 0001 C CNN
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F 3 "" H 8225 850 50 0001 C CNN
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3 8225 850
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-1 0 0 1
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$EndComp
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Text GLabel 8975 950 2 60 Input ~ 0
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R/~W
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$Comp
|
|
L 74LS00 U5
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U 4 1 5C1D5B01
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P 8225 1350
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F 0 "U5" H 8225 1400 50 0000 C CNN
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F 1 "74LS00" H 8225 1250 50 0000 C CNN
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F 2 "Housings_DIP:DIP-14_W7.62mm_Socket" H 8225 1350 50 0001 C CNN
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F 3 "" H 8225 1350 50 0001 C CNN
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4 8225 1350
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-1 0 0 1
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$EndComp
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$Comp
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L 74LS00 U5
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U 2 1 5C1D5B4B
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P 6950 1450
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F 0 "U5" H 6950 1500 50 0000 C CNN
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F 1 "74LS00" H 6950 1350 50 0000 C CNN
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F 2 "Housings_DIP:DIP-14_W7.62mm_Socket" H 6950 1450 50 0001 C CNN
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F 3 "" H 6950 1450 50 0001 C CNN
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2 6950 1450
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-1 0 0 1
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$EndComp
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Text GLabel 8975 750 2 60 Input ~ 0
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PHI2
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Wire Wire Line
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8825 950 8975 950
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Wire Wire Line
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8900 950 8900 1450
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Wire Wire Line
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8900 1450 8825 1450
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Connection ~ 8900 950
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Wire Wire Line
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8825 1250 8900 1250
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Connection ~ 8900 1250
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Wire Wire Line
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8975 750 8825 750
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Text GLabel 7625 850 0 60 Output ~ 0
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~OE
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Wire Wire Line
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7550 1350 7625 1350
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Text GLabel 7625 1550 2 60 Input ~ 0
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PHI2
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Wire Wire Line
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7550 1550 7625 1550
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Text GLabel 6025 1275 1 60 Output ~ 0
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~WE
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Wire Wire Line
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6275 1450 6350 1450
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$Comp
|
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L Jumper_NC_Dual JP11
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U 1 1 5C1D6754
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P 6025 1450
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F 0 "JP11" H 6075 1350 50 0000 L CNN
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F 1 "MEM_WE" H 6025 1550 50 0000 C BNN
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|
F 2 "Pin_Headers:Pin_Header_Straight_1x03_Pitch2.54mm" H 6025 1450 50 0001 C CNN
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|
F 3 "" H 6025 1450 50 0001 C CNN
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|
1 6025 1450
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|
-1 0 0 1
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|
$EndComp
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Wire Wire Line
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|
6025 1275 6025 1350
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|
$Comp
|
|
L VCC #PWR06
|
|
U 1 1 5C1D6EEC
|
|
P 5700 1375
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F 0 "#PWR06" H 5700 1225 50 0001 C CNN
|
|
F 1 "VCC" H 5700 1525 50 0000 C CNN
|
|
F 2 "" H 5700 1375 50 0001 C CNN
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F 3 "" H 5700 1375 50 0001 C CNN
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|
1 5700 1375
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|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
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5700 1375 5700 1450
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|
Wire Wire Line
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5700 1450 5775 1450
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|
Text GLabel 2525 1875 2 60 Input ~ 0
|
|
~OE
|
|
Wire Wire Line
|
|
2525 1875 2450 1875
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|
Text GLabel 2525 1975 2 60 Input ~ 0
|
|
~WE
|
|
Wire Wire Line
|
|
2525 1975 2450 1975
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|
Text GLabel 2525 2125 2 60 Input ~ 0
|
|
~CS
|
|
Wire Wire Line
|
|
2450 2125 2525 2125
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|
$Comp
|
|
L Jumper_NC_Small JP1
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|
U 1 1 5C1D8121
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|
P 975 2250
|
|
F 0 "JP1" H 975 2330 50 0000 C CNN
|
|
F 1 "A13_EN" H 985 2190 50 0000 C CNN
|
|
F 2 "Pin_Headers:Pin_Header_Straight_1x02_Pitch2.54mm" H 975 2250 50 0001 C CNN
|
|
F 3 "" H 975 2250 50 0001 C CNN
|
|
1 975 2250
|
|
-1 0 0 1
|
|
$EndComp
|
|
$Comp
|
|
L Jumper_NC_Small JP2
|
|
U 1 1 5C1D81B4
|
|
P 975 2500
|
|
F 0 "JP2" H 975 2580 50 0000 C CNN
|
|
F 1 "A14_EN" H 985 2440 50 0000 C CNN
|
|
F 2 "Pin_Headers:Pin_Header_Straight_1x02_Pitch2.54mm" H 975 2500 50 0001 C CNN
|
|
F 3 "" H 975 2500 50 0001 C CNN
|
|
1 975 2500
|
|
-1 0 0 1
|
|
$EndComp
|
|
Wire Wire Line
|
|
1150 2425 1450 2425
|
|
Wire Wire Line
|
|
1150 2325 1450 2325
|
|
Wire Wire Line
|
|
800 2250 875 2250
|
|
Wire Wire Line
|
|
800 2500 875 2500
|
|
Wire Wire Line
|
|
1150 2250 1150 2325
|
|
Wire Wire Line
|
|
1150 2425 1150 2500
|
|
Wire Wire Line
|
|
1150 2250 1075 2250
|
|
Wire Wire Line
|
|
1150 2500 1075 2500
|
|
$Comp
|
|
L Jumper_NC_Dual JP3
|
|
U 1 1 5C1D94D7
|
|
P 1800 5200
|
|
F 0 "JP3" H 1850 5100 50 0000 L CNN
|
|
F 1 "CS0_EN" H 1800 5300 50 0000 C BNN
|
|
F 2 "Pin_Headers:Pin_Header_Straight_1x03_Pitch2.54mm" H 1800 5200 50 0001 C CNN
|
|
F 3 "" H 1800 5200 50 0001 C CNN
|
|
1 1800 5200
|
|
-1 0 0 1
|
|
$EndComp
|
|
Text GLabel 2250 6625 2 60 Output ~ 0
|
|
~CS0
|
|
Text GLabel 2250 6725 2 60 Output ~ 0
|
|
~CS1
|
|
Text GLabel 2250 6825 2 60 Output ~ 0
|
|
~CS2
|
|
Text GLabel 2250 6925 2 60 Output ~ 0
|
|
~CS3
|
|
Text GLabel 2250 7025 2 60 Output ~ 0
|
|
~CS4
|
|
Text GLabel 2250 7125 2 60 Output ~ 0
|
|
~CS5
|
|
Text GLabel 2250 7225 2 60 Output ~ 0
|
|
~CS6
|
|
Text GLabel 2250 7325 2 60 Output ~ 0
|
|
~CS7
|
|
Wire Wire Line
|
|
2175 6625 2250 6625
|
|
Wire Wire Line
|
|
2175 6725 2250 6725
|
|
Wire Wire Line
|
|
2175 6825 2250 6825
|
|
Wire Wire Line
|
|
2175 6925 2250 6925
|
|
Wire Wire Line
|
|
2175 7025 2250 7025
|
|
Wire Wire Line
|
|
2175 7125 2250 7125
|
|
Wire Wire Line
|
|
2175 7225 2250 7225
|
|
Wire Wire Line
|
|
2175 7325 2250 7325
|
|
Text GLabel 1475 5200 0 60 Input ~ 0
|
|
~CS0
|
|
Wire Wire Line
|
|
1550 5200 1475 5200
|
|
$Comp
|
|
L VCC #PWR07
|
|
U 1 1 5C1DA5C2
|
|
P 2125 5125
|
|
F 0 "#PWR07" H 2125 4975 50 0001 C CNN
|
|
F 1 "VCC" H 2125 5275 50 0000 C CNN
|
|
F 2 "" H 2125 5125 50 0001 C CNN
|
|
F 3 "" H 2125 5125 50 0001 C CNN
|
|
1 2125 5125
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
2125 5200 2050 5200
|
|
Wire Wire Line
|
|
2125 5125 2125 5200
|
|
Wire Wire Line
|
|
1800 5100 1800 4850
|
|
Wire Wire Line
|
|
1800 4850 2025 4850
|
|
Wire Wire Line
|
|
2025 4850 2025 4775
|
|
$Comp
|
|
L Jumper_NC_Dual JP4
|
|
U 1 1 5C1DB001
|
|
P 2225 5475
|
|
F 0 "JP4" H 2275 5375 50 0000 L CNN
|
|
F 1 "CS1_EN" H 2225 5575 50 0000 C BNN
|
|
F 2 "Pin_Headers:Pin_Header_Straight_1x03_Pitch2.54mm" H 2225 5475 50 0001 C CNN
|
|
F 3 "" H 2225 5475 50 0001 C CNN
|
|
1 2225 5475
|
|
-1 0 0 1
|
|
$EndComp
|
|
Text GLabel 1900 5475 0 60 Input ~ 0
|
|
~CS1
|
|
Wire Wire Line
|
|
1975 5475 1900 5475
|
|
$Comp
|
|
L VCC #PWR08
|
|
U 1 1 5C1DB009
|
|
P 2550 5400
|
|
F 0 "#PWR08" H 2550 5250 50 0001 C CNN
|
|
F 1 "VCC" H 2550 5550 50 0000 C CNN
|
|
F 2 "" H 2550 5400 50 0001 C CNN
|
|
F 3 "" H 2550 5400 50 0001 C CNN
|
|
1 2550 5400
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
2550 5475 2475 5475
|
|
Wire Wire Line
|
|
2550 5400 2550 5475
|
|
Wire Wire Line
|
|
2225 4775 2225 5375
|
|
$Comp
|
|
L Jumper_NC_Dual JP5
|
|
U 1 1 5C1DB802
|
|
P 2650 5750
|
|
F 0 "JP5" H 2700 5650 50 0000 L CNN
|
|
F 1 "CS2_EN" H 2650 5850 50 0000 C BNN
|
|
F 2 "Pin_Headers:Pin_Header_Straight_1x03_Pitch2.54mm" H 2650 5750 50 0001 C CNN
|
|
F 3 "" H 2650 5750 50 0001 C CNN
|
|
1 2650 5750
|
|
-1 0 0 1
|
|
$EndComp
|
|
Text GLabel 2325 5750 0 60 Input ~ 0
|
|
~CS2
|
|
Wire Wire Line
|
|
2400 5750 2325 5750
|
|
$Comp
|
|
L VCC #PWR09
|
|
U 1 1 5C1DB80A
|
|
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
|
|
Wire Wire Line
|
|
2975 5750 2900 5750
|
|
Wire Wire Line
|
|
2975 5675 2975 5750
|
|
Wire Wire Line
|
|
2650 5650 2650 5400
|
|
Wire Wire Line
|
|
2875 5400 2875 5325
|
|
$Comp
|
|
L Jumper_NC_Dual JP6
|
|
U 1 1 5C1DB81B
|
|
P 3075 6025
|
|
F 0 "JP6" H 3125 5925 50 0000 L CNN
|
|
F 1 "CS3_EN" H 3075 6125 50 0000 C BNN
|
|
F 2 "Pin_Headers:Pin_Header_Straight_1x03_Pitch2.54mm" H 3075 6025 50 0001 C CNN
|
|
F 3 "" H 3075 6025 50 0001 C CNN
|
|
1 3075 6025
|
|
-1 0 0 1
|
|
$EndComp
|
|
Text GLabel 2750 6025 0 60 Input ~ 0
|
|
~CS3
|
|
Wire Wire Line
|
|
2825 6025 2750 6025
|
|
$Comp
|
|
L VCC #PWR010
|
|
U 1 1 5C1DB823
|
|
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
|
|
Wire Wire Line
|
|
3400 6025 3325 6025
|
|
Wire Wire Line
|
|
3400 5950 3400 6025
|
|
Wire Wire Line
|
|
3075 5325 3075 5925
|
|
Wire Wire Line
|
|
2650 5400 2875 5400
|
|
$Comp
|
|
L Jumper_NC_Dual JP7
|
|
U 1 1 5C1DC554
|
|
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
|
|
$EndComp
|
|
Text GLabel 3150 6300 0 60 Input ~ 0
|
|
~CS4
|
|
Wire Wire Line
|
|
3225 6300 3150 6300
|
|
$Comp
|
|
L VCC #PWR011
|
|
U 1 1 5C1DC55C
|
|
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
|
|
3800 6300 3725 6300
|
|
Wire Wire Line
|
|
3800 6225 3800 6300
|
|
Wire Wire Line
|
|
3475 6200 3475 5950
|
|
Wire Wire Line
|
|
3475 5950 3700 5950
|
|
Wire Wire Line
|
|
3700 5950 3700 5875
|
|
$Comp
|
|
L Jumper_NC_Dual JP8
|
|
U 1 1 5C1DC56D
|
|
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
|
|
Text GLabel 3575 6575 0 60 Input ~ 0
|
|
~CS5
|
|
Wire Wire Line
|
|
3650 6575 3575 6575
|
|
$Comp
|
|
L VCC #PWR012
|
|
U 1 1 5C1DC575
|
|
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
|
|
4225 6575 4150 6575
|
|
Wire Wire Line
|
|
4225 6500 4225 6575
|
|
Wire Wire Line
|
|
3900 5875 3900 6475
|
|
$Comp
|
|
L Jumper_NC_Dual JP12
|
|
U 1 1 5C1DC57E
|
|
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
|
|
Text GLabel 4000 6850 0 60 Input ~ 0
|
|
~CS6
|
|
Wire Wire Line
|
|
4075 6850 4000 6850
|
|
$Comp
|
|
L VCC #PWR013
|
|
U 1 1 5C1DC586
|
|
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
|
|
4650 6850 4575 6850
|
|
Wire Wire Line
|
|
4650 6775 4650 6850
|
|
Wire Wire Line
|
|
4325 6750 4325 6500
|
|
Wire Wire Line
|
|
4550 6500 4550 6425
|
|
$Comp
|
|
L Jumper_NC_Dual JP13
|
|
U 1 1 5C1DC596
|
|
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
|
|
Text GLabel 4425 7125 0 60 Input ~ 0
|
|
~CS7
|
|
Wire Wire Line
|
|
4500 7125 4425 7125
|
|
$Comp
|
|
L VCC #PWR014
|
|
U 1 1 5C1DC59E
|
|
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
|
|
5075 7125 5000 7125
|
|
Wire Wire Line
|
|
5075 7050 5075 7125
|
|
Wire Wire Line
|
|
4750 6425 4750 7025
|
|
Wire Wire Line
|
|
4325 6500 4550 6500
|
|
Wire Wire Line
|
|
2125 3475 2125 3575
|
|
Wire Wire Line
|
|
2975 3675 2975 4125
|
|
Wire Wire Line
|
|
2975 3675 3050 3675
|
|
Wire Wire Line
|
|
3050 3475 2125 3475
|
|
Wire Wire Line
|
|
3800 4575 3800 4675
|
|
Wire Wire Line
|
|
4725 4575 3800 4575
|
|
Wire Wire Line
|
|
4650 5225 4650 4775
|
|
Wire Wire Line
|
|
4650 4775 4725 4775
|
|
Wire Wire Line
|
|
5925 4675 6000 4675
|
|
Wire Wire Line
|
|
6000 4675 6000 4225
|
|
Wire Wire Line
|
|
6000 4225 6075 4225
|
|
Wire Wire Line
|
|
4250 3575 6000 3575
|
|
Wire Wire Line
|
|
6000 3575 6000 4025
|
|
Wire Wire Line
|
|
6000 4025 6075 4025
|
|
Text GLabel 7350 4125 2 60 Output ~ 0
|
|
~CS
|
|
Wire Wire Line
|
|
7275 4125 7350 4125
|
|
$Comp
|
|
L C C1
|
|
U 1 1 5C1E1F71
|
|
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
|
|
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
|
|
9650 1250 9650 1325
|
|
Wire Wire Line
|
|
9650 1325 10850 1325
|
|
Wire Wire Line
|
|
9950 1325 9950 1250
|
|
Wire Wire Line
|
|
10250 1325 10250 1250
|
|
Connection ~ 9950 1325
|
|
Connection ~ 10250 1325
|
|
Wire Wire Line
|
|
9650 800 9650 950
|
|
Wire Wire Line
|
|
9650 875 10850 875
|
|
Wire Wire Line
|
|
9950 875 9950 950
|
|
Wire Wire Line
|
|
10250 875 10250 950
|
|
Connection ~ 9950 875
|
|
Wire Wire Line
|
|
10550 875 10550 950
|
|
Connection ~ 10250 875
|
|
Connection ~ 9650 875
|
|
$Comp
|
|
L GND #PWR015
|
|
U 1 1 5C1E3B47
|
|
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
|
|
6500 7350 6500 7425
|
|
Wire Wire Line
|
|
6500 7425 6700 7425
|
|
Wire Wire Line
|
|
6700 7425 6700 7350
|
|
Wire Wire Line
|
|
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
|
|
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.
|
|
$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
|
|
$EndSCHEMATC
|