EESchema Schematic File Version 2 LIBS:power LIBS:device LIBS:transistors LIBS:conn LIBS:linear LIBS:regul LIBS:74xx LIBS:cmos4000 LIBS:adc-dac LIBS:memory LIBS:xilinx LIBS:microcontrollers LIBS:dsp LIBS:microchip LIBS:analog_switches LIBS:motorola LIBS:texas LIBS:intel LIBS:audio LIBS:interface LIBS:digital-audio LIBS:philips LIBS:display LIBS:cypress LIBS:siliconi LIBS:opto LIBS:atmel LIBS:contrib LIBS:valves LIBS:Zilog LIBS:65xx LIBS:Oscillators LIBS:RC6502 CPU-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 9350 3100 0 60 Input ~ 0 GND Text GLabel 9350 3200 0 60 Output ~ 0 VCC Text GLabel 9350 3300 0 60 Input ~ 0 PHI2 Text GLabel 3300 1700 2 60 Output ~ 0 PHI2 Text GLabel 3300 1600 2 60 Input ~ 0 RESET Text GLabel 9350 3400 0 60 Output ~ 0 RESET $Comp L R R1 U 1 1 590BA496 P 1050 1700 F 0 "R1" V 1130 1700 50 0000 C CNN F 1 "10k" V 1050 1700 50 0000 C CNN F 2 "Resistors_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" V 980 1700 50 0001 C CNN F 3 "" H 1050 1700 50 0001 C CNN 1 1050 1700 0 1 1 0 $EndComp $Comp L R R2 U 1 1 590BA57A P 1050 1900 F 0 "R2" V 1130 1900 50 0000 C CNN F 1 "10k" V 1050 1900 50 0000 C CNN F 2 "Resistors_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" V 980 1900 50 0001 C CNN F 3 "" H 1050 1900 50 0001 C CNN 1 1050 1900 0 1 1 0 $EndComp $Comp L R R3 U 1 1 590BA5A2 P 1050 2100 F 0 "R3" V 1130 2100 50 0000 C CNN F 1 "10k" V 1050 2100 50 0000 C CNN F 2 "Resistors_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" V 980 2100 50 0001 C CNN F 3 "" H 1050 2100 50 0001 C CNN 1 1050 2100 0 1 1 0 $EndComp $Comp L CONN_01X39 J1 U 1 1 590BAB0E P 9550 3400 F 0 "J1" H 9550 5400 50 0000 C CNN F 1 "CONN_01X39" V 9650 3400 50 0000 C CNN F 2 "Pin_Headers:Pin_Header_Angled_1x39_Pitch2.54mm" H 9550 3400 50 0001 C CNN F 3 "" H 9550 3400 50 0001 C CNN 1 9550 3400 1 0 0 -1 $EndComp Text GLabel 850 1500 1 60 Input ~ 0 VCC $Comp L WD65C02 U1 U 1 1 590BAEA4 P 2650 2500 F 0 "U1" H 2650 1350 60 0000 C CNN F 1 "WD65C02" V 2650 2400 60 0000 C CNN F 2 "Housings_DIP:DIP-40_W15.24mm_Socket" H 2150 2700 60 0001 C CNN F 3 "" H 2150 2700 60 0000 C CNN 1 2650 2500 1 0 0 -1 $EndComp Text GLabel 3300 1800 2 60 Input ~ 0 VCC Text GLabel 3300 3500 2 60 Output ~ 0 GND Text GLabel 9350 3800 0 60 Input ~ 0 WR Text GLabel 3300 2200 2 60 Output ~ 0 R/W Text GLabel 9350 3900 0 60 Input ~ 0 RD Text GLabel 9350 3700 0 60 Input ~ 0 MREQ Text GLabel 9350 4000 0 60 Input ~ 0 IORQ Text GLabel 10425 1650 3 60 Input ~ 0 GND Text GLabel 10600 1525 2 60 Input ~ 0 MREQ Text GLabel 10250 1525 0 60 Input ~ 0 IORQ Wire Wire Line 850 1500 850 2300 Wire Wire Line 850 2300 2000 2300 Wire Wire Line 900 2100 850 2100 Connection ~ 850 2100 Wire Wire Line 900 1900 850 1900 Connection ~ 850 1900 Wire Wire Line 900 1700 850 1700 Connection ~ 850 1700 Wire Wire Line 1200 1700 2000 1700 Wire Wire Line 1200 1900 2000 1900 Wire Wire Line 1200 2100 2000 2100 Wire Wire Line 10250 1525 10600 1525 Wire Wire Line 10425 1525 10425 1650 Connection ~ 10425 1525 Text GLabel 5200 1050 0 60 Input ~ 0 R/W Text GLabel 5525 1050 2 60 Output ~ 0 WR Wire Wire Line 5200 1050 5525 1050 $Comp L 74HCT04 U2 U 1 1 590BCEA0 P 5300 1525 F 0 "U2" H 5450 1625 50 0000 C CNN F 1 "74HCT04" H 5500 1425 50 0000 C CNN F 2 "Housings_DIP:DIP-14_W7.62mm_Socket" H 5300 1525 50 0001 C CNN F 3 "" H 5300 1525 50 0001 C CNN 1 5300 1525 1 0 0 -1 $EndComp Text GLabel 4850 1525 0 60 Input ~ 0 R/W Text GLabel 5750 1525 2 60 Output ~ 0 RD Text GLabel 2000 2400 0 60 Output ~ 0 A0 Text GLabel 2000 2500 0 60 Output ~ 0 A1 Text GLabel 2000 2600 0 60 Output ~ 0 A2 Text GLabel 2000 2700 0 60 Output ~ 0 A3 Text GLabel 2000 2800 0 60 Output ~ 0 A4 Text GLabel 2000 2900 0 60 Output ~ 0 A5 Text GLabel 2000 3000 0 60 Output ~ 0 A6 Text GLabel 2000 3100 0 60 Output ~ 0 A7 Text GLabel 2000 3200 0 60 Output ~ 0 A8 Text GLabel 2000 3300 0 60 Output ~ 0 A9 Text GLabel 2000 3400 0 60 Output ~ 0 A10 Text GLabel 2000 3500 0 60 Output ~ 0 A11 Text GLabel 3300 3100 2 60 Output ~ 0 A15 Text GLabel 3300 3200 2 60 Output ~ 0 A14 Text GLabel 3300 3300 2 60 Output ~ 0 A13 Text GLabel 3300 3400 2 60 Output ~ 0 A12 Text GLabel 3300 2300 2 60 Output ~ 0 D0 Text GLabel 3300 2400 2 60 Output ~ 0 D1 Text GLabel 3300 2500 2 60 Output ~ 0 D2 Text GLabel 3300 2600 2 60 Output ~ 0 D3 Text GLabel 3300 2700 2 60 Output ~ 0 D4 Text GLabel 3300 2800 2 60 Output ~ 0 D5 Text GLabel 3300 3000 2 60 Output ~ 0 D7 Text GLabel 3300 2900 2 60 Output ~ 0 D6 Text GLabel 9350 1500 0 60 Input ~ 0 A15 Text GLabel 9350 1600 0 60 Input ~ 0 A14 Text GLabel 9350 1700 0 60 Input ~ 0 A13 Text GLabel 9350 1800 0 60 Input ~ 0 A12 Text GLabel 9350 1900 0 60 Input ~ 0 A11 Text GLabel 9350 2000 0 60 Input ~ 0 A10 Text GLabel 9350 2100 0 60 Input ~ 0 A9 Text GLabel 9350 2200 0 60 Input ~ 0 A8 Text GLabel 9350 2300 0 60 Input ~ 0 A7 Text GLabel 9350 2400 0 60 Input ~ 0 A6 Text GLabel 9350 2500 0 60 Input ~ 0 A5 Text GLabel 9350 2600 0 60 Input ~ 0 A4 Text GLabel 9350 2700 0 60 Input ~ 0 A3 Text GLabel 9350 2800 0 60 Input ~ 0 A2 Text GLabel 9350 2900 0 60 Input ~ 0 A1 Text GLabel 9350 3000 0 60 Input ~ 0 A0 NoConn ~ 3300 2100 NoConn ~ 3300 2000 NoConn ~ 2000 2000 NoConn ~ 2000 1800 NoConn ~ 2000 2200 Text GLabel 3300 1900 2 60 Input ~ 0 CLOCK Text GLabel 9350 3500 0 60 BiDi ~ 0 CLOCK Text GLabel 2000 1600 0 60 Output ~ 0 GND Text GLabel 9350 3600 0 60 Output ~ 0 IRQ Text GLabel 1400 1025 1 60 Input ~ 0 IRQ Wire Wire Line 1400 1300 1400 1900 Connection ~ 1400 1900 Text GLabel 1600 1025 1 60 Input ~ 0 NMI Wire Wire Line 1600 1300 1600 2100 Connection ~ 1600 2100 Text GLabel 9350 4100 0 60 BiDi ~ 0 D0 Text GLabel 9350 4200 0 60 BiDi ~ 0 D1 Text GLabel 9350 4300 0 60 BiDi ~ 0 D2 Text GLabel 9350 4400 0 60 BiDi ~ 0 D3 Text GLabel 9350 4500 0 60 BiDi ~ 0 D4 Text GLabel 9350 4600 0 60 BiDi ~ 0 D5 Text GLabel 9350 4700 0 60 BiDi ~ 0 D6 Text GLabel 9350 4800 0 60 BiDi ~ 0 D7 NoConn ~ 9350 4900 NoConn ~ 9350 5000 NoConn ~ 9350 5200 NoConn ~ 9350 5300 Text GLabel 9350 5100 0 60 Output ~ 0 NMI $Comp L CONN_01X02 J2 U 1 1 590D2BF8 P 1200 1250 F 0 "J2" H 1200 1400 50 0000 C CNN F 1 "IRQ OnBus" V 1300 1250 50 0000 C CNN F 2 "Pin_Headers:Pin_Header_Angled_1x02_Pitch2.54mm" H 1200 1250 50 0001 C CNN F 3 "" H 1200 1250 50 0001 C CNN 1 1200 1250 -1 0 0 1 $EndComp $Comp L CONN_01X02 J3 U 1 1 590D2C70 P 1800 1250 F 0 "J3" H 1800 1400 50 0000 C CNN F 1 "NMI OnBus" V 1900 1250 50 0000 C CNN F 2 "Pin_Headers:Pin_Header_Angled_1x02_Pitch2.54mm" H 1800 1250 50 0001 C CNN F 3 "" H 1800 1250 50 0001 C CNN 1 1800 1250 1 0 0 -1 $EndComp Wire Wire Line 1400 1025 1400 1200 Wire Wire Line 1600 1025 1600 1200 $Comp L C C1 U 1 1 590DA9CE P 7575 1300 F 0 "C1" H 7600 1400 50 0000 L CNN F 1 "100nF" H 7600 1200 50 0000 L CNN F 2 "Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 7613 1150 50 0001 C CNN F 3 "" H 7575 1300 50 0001 C CNN 1 7575 1300 1 0 0 -1 $EndComp Wire Wire Line 7125 1150 7950 1150 Wire Wire Line 7125 1450 7950 1450 Text GLabel 7125 1575 3 60 Output ~ 0 GND Text GLabel 7125 1000 1 60 Input ~ 0 VCC Wire Wire Line 7125 1000 7125 1150 Wire Wire Line 7125 1450 7125 1575 $Comp L C C2 U 1 1 590DB42B P 7950 1300 F 0 "C2" H 7975 1400 50 0000 L CNN F 1 "100nF" H 7975 1200 50 0000 L CNN F 2 "Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 7988 1150 50 0001 C CNN F 3 "" H 7950 1300 50 0001 C CNN 1 7950 1300 1 0 0 -1 $EndComp Connection ~ 7575 1150 Connection ~ 7575 1450 $Comp L CXO_DIP14 X1 U 1 1 5918B14F P 5200 2800 F 0 "X1" H 5000 3050 50 0000 L CNN F 1 "CXO_DIP14" H 5250 2550 50 0000 L CNN F 2 "Oscillators:Oscillator_DIP-14" H 5650 2450 50 0001 C CNN F 3 "" H 5100 2800 50 0001 C CNN 1 5200 2800 1 0 0 -1 $EndComp Text GLabel 5200 2100 1 60 Input ~ 0 VCC Text GLabel 5200 3300 3 60 Output ~ 0 GND Wire Wire Line 5200 3300 5200 3100 NoConn ~ 4900 2800 Text GLabel 6000 2800 2 60 Output ~ 0 CLOCK $Comp L Jumper_NO_Small JP1 U 1 1 5918C6D4 P 5200 2300 F 0 "JP1" H 5200 2380 50 0000 C CNN F 1 "XTAL Power" H 5210 2240 50 0000 C CNN F 2 "Pin_Headers:Pin_Header_Angled_1x02_Pitch2.54mm" H 5200 2300 50 0001 C CNN F 3 "" H 5200 2300 50 0001 C CNN 1 5200 2300 0 -1 -1 0 $EndComp Wire Wire Line 5200 2200 5200 2100 Wire Wire Line 5200 2400 5200 2500 $Comp L Jumper_NO_Small JP2 U 1 1 5918CD82 P 5750 2800 F 0 "JP2" H 5750 2880 50 0000 C CNN F 1 "XTAL Enable" H 5760 2740 50 0000 C CNN F 2 "Pin_Headers:Pin_Header_Angled_1x02_Pitch2.54mm" H 5750 2800 50 0001 C CNN F 3 "" H 5750 2800 50 0001 C CNN 1 5750 2800 -1 0 0 1 $EndComp Wire Wire Line 5500 2800 5650 2800 Wire Wire Line 5850 2800 6000 2800 $EndSCHEMATC