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: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 4800 2700 2 60 Output ~ 0 PHI2 Text GLabel 4800 2600 2 60 Input ~ 0 RESET Text GLabel 9350 3400 0 60 Output ~ 0 RESET $Comp L R R1 U 1 1 590BA496 P 2550 2700 F 0 "R1" V 2630 2700 50 0000 C CNN F 1 "10k" V 2550 2700 50 0000 C CNN F 2 "Resistors_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" V 2480 2700 50 0001 C CNN F 3 "" H 2550 2700 50 0001 C CNN 1 2550 2700 0 1 1 0 $EndComp $Comp L R R2 U 1 1 590BA57A P 2550 2900 F 0 "R2" V 2630 2900 50 0000 C CNN F 1 "10k" V 2550 2900 50 0000 C CNN F 2 "Resistors_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" V 2480 2900 50 0001 C CNN F 3 "" H 2550 2900 50 0001 C CNN 1 2550 2900 0 1 1 0 $EndComp $Comp L R R3 U 1 1 590BA5A2 P 2550 3100 F 0 "R3" V 2630 3100 50 0000 C CNN F 1 "10k" V 2550 3100 50 0000 C CNN F 2 "Resistors_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" V 2480 3100 50 0001 C CNN F 3 "" H 2550 3100 50 0001 C CNN 1 2550 3100 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 2350 2500 1 60 Input ~ 0 VCC $Comp L WD65C02 U1 U 1 1 590BAEA4 P 4150 3500 F 0 "U1" H 4150 2350 60 0000 C CNN F 1 "WD65C02" V 4150 3400 60 0000 C CNN F 2 "Housings_DIP:DIP-40_W15.24mm_Socket" H 3650 3700 60 0001 C CNN F 3 "" H 3650 3700 60 0000 C CNN 1 4150 3500 1 0 0 -1 $EndComp Text GLabel 4800 2800 2 60 Input ~ 0 VCC Text GLabel 4800 4500 2 60 Output ~ 0 GND Text GLabel 9350 3800 0 60 Input ~ 0 WR Text GLabel 4800 3200 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 2350 2500 2350 3300 Wire Wire Line 2350 3300 3500 3300 Wire Wire Line 2400 3100 2350 3100 Connection ~ 2350 3100 Wire Wire Line 2400 2900 2350 2900 Connection ~ 2350 2900 Wire Wire Line 2400 2700 2350 2700 Connection ~ 2350 2700 Wire Wire Line 2700 2700 3500 2700 Wire Wire Line 2700 2900 3500 2900 Wire Wire Line 2700 3100 3500 3100 Wire Wire Line 10250 1525 10600 1525 Wire Wire Line 10425 1525 10425 1650 Connection ~ 10425 1525 Text GLabel 6800 3050 0 60 Input ~ 0 R/W Text GLabel 7125 3050 2 60 Output ~ 0 WR Wire Wire Line 6800 3050 7125 3050 $Comp L 74HCT04 U2 U 1 1 590BCEA0 P 6900 3525 F 0 "U2" H 7050 3625 50 0000 C CNN F 1 "74HCT04" H 7100 3425 50 0000 C CNN F 2 "Housings_DIP:DIP-14_W7.62mm_Socket" H 6900 3525 50 0001 C CNN F 3 "" H 6900 3525 50 0001 C CNN 1 6900 3525 1 0 0 -1 $EndComp Text GLabel 6450 3525 0 60 Input ~ 0 R/W Text GLabel 7350 3525 2 60 Output ~ 0 RD Text GLabel 3500 3400 0 60 Output ~ 0 A0 Text GLabel 3500 3500 0 60 Output ~ 0 A1 Text GLabel 3500 3600 0 60 Output ~ 0 A2 Text GLabel 3500 3700 0 60 Output ~ 0 A3 Text GLabel 3500 3800 0 60 Output ~ 0 A4 Text GLabel 3500 3900 0 60 Output ~ 0 A5 Text GLabel 3500 4000 0 60 Output ~ 0 A6 Text GLabel 3500 4100 0 60 Output ~ 0 A7 Text GLabel 3500 4200 0 60 Output ~ 0 A8 Text GLabel 3500 4300 0 60 Output ~ 0 A9 Text GLabel 3500 4400 0 60 Output ~ 0 A10 Text GLabel 3500 4500 0 60 Output ~ 0 A11 Text GLabel 4800 4100 2 60 Output ~ 0 A15 Text GLabel 4800 4200 2 60 Output ~ 0 A14 Text GLabel 4800 4300 2 60 Output ~ 0 A13 Text GLabel 4800 4400 2 60 Output ~ 0 A12 Text GLabel 4800 3300 2 60 Output ~ 0 D0 Text GLabel 4800 3400 2 60 Output ~ 0 D1 Text GLabel 4800 3500 2 60 Output ~ 0 D2 Text GLabel 4800 3600 2 60 Output ~ 0 D3 Text GLabel 4800 3700 2 60 Output ~ 0 D4 Text GLabel 4800 3800 2 60 Output ~ 0 D5 Text GLabel 4800 4000 2 60 Output ~ 0 D7 Text GLabel 4800 3900 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 ~ 4800 3100 NoConn ~ 4800 3000 NoConn ~ 3500 3000 NoConn ~ 3500 2800 NoConn ~ 3500 3200 Text GLabel 4800 2900 2 60 Input ~ 0 CLOCK Text GLabel 9350 3500 0 60 Output ~ 0 CLOCK Text GLabel 3500 2600 0 60 Output ~ 0 GND Text GLabel 9350 3600 0 60 Output ~ 0 IRQ Text GLabel 2900 2025 1 60 Input ~ 0 IRQ Wire Wire Line 2900 2300 2900 2900 Connection ~ 2900 2900 Text GLabel 3100 2025 1 60 Input ~ 0 NMI Wire Wire Line 3100 2300 3100 3100 Connection ~ 3100 3100 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 2700 2250 F 0 "J2" H 2700 2400 50 0000 C CNN F 1 "IRQ OnBus" V 2800 2250 50 0000 C CNN F 2 "Pin_Headers:Pin_Header_Angled_1x02_Pitch2.54mm" H 2700 2250 50 0001 C CNN F 3 "" H 2700 2250 50 0001 C CNN 1 2700 2250 -1 0 0 1 $EndComp $Comp L CONN_01X02 J3 U 1 1 590D2C70 P 3300 2250 F 0 "J3" H 3300 2400 50 0000 C CNN F 1 "NMI OnBus" V 3400 2250 50 0000 C CNN F 2 "Pin_Headers:Pin_Header_Angled_1x02_Pitch2.54mm" H 3300 2250 50 0001 C CNN F 3 "" H 3300 2250 50 0001 C CNN 1 3300 2250 1 0 0 -1 $EndComp Wire Wire Line 2900 2025 2900 2200 Wire Wire Line 3100 2025 3100 2200 $Comp L C C1 U 1 1 590DA9CE P 6275 4600 F 0 "C1" H 6300 4700 50 0000 L CNN F 1 "100nF" H 6300 4500 50 0000 L CNN F 2 "Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 6313 4450 50 0001 C CNN F 3 "" H 6275 4600 50 0001 C CNN 1 6275 4600 1 0 0 -1 $EndComp Wire Wire Line 5825 4450 6650 4450 Wire Wire Line 5825 4750 6650 4750 Text GLabel 5825 4875 3 60 Output ~ 0 GND Text GLabel 5825 4300 1 60 Input ~ 0 VCC Wire Wire Line 5825 4300 5825 4450 Wire Wire Line 5825 4750 5825 4875 $Comp L C C2 U 1 1 590DB42B P 6650 4600 F 0 "C2" H 6675 4700 50 0000 L CNN F 1 "100nF" H 6675 4500 50 0000 L CNN F 2 "Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 6688 4450 50 0001 C CNN F 3 "" H 6650 4600 50 0001 C CNN 1 6650 4600 1 0 0 -1 $EndComp Connection ~ 6275 4450 Connection ~ 6275 4750 $EndSCHEMATC