EESchema Schematic File Version 4 EELAYER 30 0 EELAYER END $Descr A3 16535 11693 encoding utf-8 Sheet 1 1 Title "6502 Game Board (PP)" Date "" Rev "A" Comp "" Comment1 "" Comment2 "" Comment3 "" Comment4 "" $EndDescr $Comp L mounting:Mounting M1 U 1 1 5D63FD8B P 15600 550 F 0 "M1" H 15600 650 50 0001 C CNN F 1 "Mounting" H 15600 475 50 0001 C CNN F 2 "mounting:1pin" H 15600 550 50 0001 C CNN F 3 "" H 15600 550 50 0001 C CNN 1 15600 550 1 0 0 -1 $EndComp $Comp L mounting:Mounting M2 U 1 1 5D63FDB2 P 15725 550 F 0 "M2" H 15725 650 50 0001 C CNN F 1 "Mounting" H 15725 475 50 0001 C CNN F 2 "mounting:1pin" H 15725 550 50 0001 C CNN F 3 "" H 15725 550 50 0001 C CNN 1 15725 550 1 0 0 -1 $EndComp $Comp L mounting:Mounting M3 U 1 1 5D63FDD2 P 15850 550 F 0 "M3" H 15850 650 50 0001 C CNN F 1 "Mounting" H 15850 475 50 0001 C CNN F 2 "mounting:1pin" H 15850 550 50 0001 C CNN F 3 "" H 15850 550 50 0001 C CNN 1 15850 550 1 0 0 -1 $EndComp $Comp L mounting:Mounting M4 U 1 1 5D63FDF2 P 15975 550 F 0 "M4" H 15975 650 50 0001 C CNN F 1 "Mounting" H 15975 475 50 0001 C CNN F 2 "mounting:1pin" H 15975 550 50 0001 C CNN F 3 "" H 15975 550 50 0001 C CNN 1 15975 550 1 0 0 -1 $EndComp $Comp L 6522:6522 U2 U 1 1 5DE6FB82 P 2050 5050 F 0 "U2" H 1725 6125 60 0000 C CNN F 1 "6522 VIA1" V 2050 4950 60 0000 C CNN F 2 "Housings_DIP:DIP-40_W15.24mm_Socket_LongPads" H 1550 5250 60 0001 C CNN F 3 "" H 1550 5250 60 0000 C CNN 1 2050 5050 -1 0 0 -1 $EndComp $Comp L power:VCC #PWR01 U 1 1 5DE70879 P 2050 3775 F 0 "#PWR01" H 2050 3625 50 0001 C CNN F 1 "VCC" H 2050 3925 50 0000 C CNN F 2 "" H 2050 3775 50 0001 C CNN F 3 "" H 2050 3775 50 0001 C CNN 1 2050 3775 -1 0 0 -1 $EndComp $Comp L power:GND #PWR02 U 1 1 5DE70A6F P 2050 6225 F 0 "#PWR02" H 2050 5975 50 0001 C CNN F 1 "GND" H 2050 6075 50 0000 C CNN F 2 "" H 2050 6225 50 0001 C CNN F 3 "" H 2050 6225 50 0001 C CNN 1 2050 6225 -1 0 0 -1 $EndComp Text Label 825 5225 0 60 ~ 0 A3 Text Label 825 5125 0 60 ~ 0 A2 Text Label 825 5025 0 60 ~ 0 A1 Text Label 825 4925 0 60 ~ 0 A0 Text Label 825 4525 0 60 ~ 0 ~RST Text Label 825 6025 0 60 ~ 0 D7 Text Label 825 5925 0 60 ~ 0 D6 Text Label 825 5825 0 60 ~ 0 D5 Text Label 825 5725 0 60 ~ 0 D4 Text Label 825 5625 0 60 ~ 0 D3 Text Label 825 5525 0 60 ~ 0 D2 Text Label 825 5425 0 60 ~ 0 D1 Text Label 825 5325 0 60 ~ 0 D0 Text Label 825 7800 0 60 ~ 0 PHI2 Text Label 825 4625 0 60 ~ 0 R/~W Entry Wire Line 800 4525 700 4625 Entry Wire Line 800 4625 700 4725 Entry Wire Line 800 4925 700 5025 Entry Wire Line 800 5025 700 5125 Entry Wire Line 800 5125 700 5225 Entry Wire Line 800 5225 700 5325 Entry Wire Line 800 5325 700 5425 Entry Wire Line 800 5425 700 5525 Entry Wire Line 800 5525 700 5625 Entry Wire Line 800 5625 700 5725 Entry Wire Line 800 5725 700 5825 Entry Wire Line 800 5825 700 5925 Entry Wire Line 800 5925 700 6025 Entry Wire Line 800 6025 700 6125 Text GLabel 1250 4225 0 60 Input ~ 0 ~VIA1 $Comp L Device:Jumper_NC_Dual JP3 U 1 1 5E02AB75 P 1400 8125 F 0 "JP3" H 1450 8025 50 0000 L CNN F 1 "VIA_CLK" H 1400 8225 50 0000 C BNN F 2 "Pin_Headers:Pin_Header_Straight_1x03_Pitch2.54mm" H 1400 8125 50 0001 C CNN F 3 "" H 1400 8125 50 0001 C CNN 1 1400 8125 0 -1 1 0 $EndComp Entry Wire Line 800 7800 700 7900 Entry Wire Line 800 8450 700 8550 Text Label 825 8450 0 60 ~ 0 PHI0 $Comp L Device:C C1 U 1 1 5E374272 P 9425 10575 F 0 "C1" H 9450 10675 50 0000 L CNN F 1 "100nF" H 9450 10475 50 0000 L CNN F 2 "Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 9463 10425 50 0001 C CNN F 3 "" H 9425 10575 50 0001 C CNN 1 9425 10575 -1 0 0 -1 $EndComp $Comp L power:VCC #PWR03 U 1 1 5E374273 P 9425 10275 F 0 "#PWR03" H 9425 10125 50 0001 C CNN F 1 "VCC" H 9425 10425 50 0000 C CNN F 2 "" H 9425 10275 50 0001 C CNN F 3 "" H 9425 10275 50 0001 C CNN 1 9425 10275 1 0 0 -1 $EndComp $Comp L Device:C C2 U 1 1 5E374274 P 9700 10575 F 0 "C2" H 9725 10675 50 0000 L CNN F 1 "100nF" H 9725 10475 50 0000 L CNN F 2 "Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 9738 10425 50 0001 C CNN F 3 "" H 9700 10575 50 0001 C CNN 1 9700 10575 -1 0 0 -1 $EndComp $Comp L Device:C C3 U 1 1 5E374275 P 9975 10575 F 0 "C3" H 10000 10675 50 0000 L CNN F 1 "100nF" H 10000 10475 50 0000 L CNN F 2 "Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 10013 10425 50 0001 C CNN F 3 "" H 9975 10575 50 0001 C CNN 1 9975 10575 -1 0 0 -1 $EndComp $Comp L PP-6502-Game-Board-rescue:74LS138 U1 U 1 1 5E374276 P 1800 1775 F 0 "U1" H 1800 1775 50 0000 C CNN F 1 "74LS138" H 1800 1275 50 0000 C CNN F 2 "Housings_DIP:DIP-16_W7.62mm_Socket_LongPads" H 1800 1775 50 0001 C CNN F 3 "" H 1800 1775 50 0001 C CNN 1 1800 1775 1 0 0 -1 $EndComp Text Label 825 1625 0 60 ~ 0 A15 Text Label 825 1425 0 60 ~ 0 A13 Text Label 825 1525 0 60 ~ 0 A14 $Comp L power:GND #PWR04 U 1 1 5E374277 P 1125 2200 F 0 "#PWR04" H 1125 1950 50 0001 C CNN F 1 "GND" H 1125 2050 50 0000 C CNN F 2 "" H 1125 2200 50 0001 C CNN F 3 "" H 1125 2200 50 0001 C CNN 1 1125 2200 1 0 0 -1 $EndComp Text Label 2425 1525 0 60 ~ 0 4K2 Text Label 2425 1625 0 60 ~ 0 4K4 Text Label 2425 1725 0 60 ~ 0 4K6 Entry Wire Line 700 1325 800 1425 Entry Wire Line 700 1425 800 1525 Entry Wire Line 700 1525 800 1625 Text Notes 2675 1525 0 60 ~ 0 $2000 Text Notes 2675 1625 0 60 ~ 0 $4000 Text Notes 2675 1725 0 60 ~ 0 $6000 Text Notes 2675 1825 0 60 ~ 0 $8000 Text Notes 2675 1925 0 60 ~ 0 $A000 Text Notes 2675 2025 0 60 ~ 0 $C000 Text Label 2425 1825 0 60 ~ 0 4K8 Text Label 2425 1925 0 60 ~ 0 4KA Text Label 2425 2025 0 60 ~ 0 4KC NoConn ~ 2400 1425 $Comp L conn:Conn_02x06_Odd_Even J1 U 1 1 5E374278 P 3300 1725 F 0 "J1" H 3350 2025 50 0000 C CNN F 1 "BASE" H 3350 1325 50 0000 C CNN F 2 "Pin_Headers:Pin_Header_Straight_2x06_Pitch2.54mm" H 3300 1725 50 0001 C CNN F 3 "" H 3300 1725 50 0001 C CNN 1 3300 1725 1 0 0 -1 $EndComp Entry Wire Line 700 1925 800 2025 $Comp L PP-6502-Game-Board-rescue:74LS138 U3 U 1 1 5E374279 P 5175 1375 F 0 "U3" H 5175 1375 50 0000 C CNN F 1 "74LS138" H 5175 875 50 0000 C CNN F 2 "Housings_DIP:DIP-16_W7.62mm_Socket_LongPads" H 5175 1375 50 0001 C CNN F 3 "" H 5175 1375 50 0001 C CNN 1 5175 1375 1 0 0 -1 $EndComp Text Label 825 2025 0 60 ~ 0 A12 Text Label 4200 1125 0 60 ~ 0 A10 Entry Wire Line 4075 1125 4175 1225 Entry Wire Line 4075 1025 4175 1125 Entry Wire Line 4075 925 4175 1025 Text Label 4200 1025 0 60 ~ 0 A9 Text Notes 5850 1025 0 60 ~ 0 $x000 Text Label 4200 1225 0 60 ~ 0 A11 Text Notes 5850 1725 0 60 ~ 0 $xE00 NoConn ~ 2400 2125 NoConn ~ 5775 1125 NoConn ~ 5775 1325 NoConn ~ 5775 1225 $Comp L power:GND #PWR05 U 1 1 5E37427A P 4500 1800 F 0 "#PWR05" H 4500 1550 50 0001 C CNN F 1 "GND" H 4500 1650 50 0000 C CNN F 2 "" H 4500 1800 50 0001 C CNN F 3 "" H 4500 1800 50 0001 C CNN 1 4500 1800 1 0 0 -1 $EndComp Text Notes 5850 1225 0 60 ~ 0 $x400 Text Notes 5850 1125 0 60 ~ 0 $x200 Text Notes 5850 1325 0 60 ~ 0 $x600 Text Notes 5850 1425 0 60 ~ 0 $x800 Text Notes 5850 1625 0 60 ~ 0 $xC00 Text Notes 5850 1525 0 60 ~ 0 $xA00 NoConn ~ 5775 1525 $Comp L power:GND #PWR06 U 1 1 5E37427B P 11350 10875 F 0 "#PWR06" H 11350 10625 50 0001 C CNN F 1 "GND" H 11350 10725 50 0000 C CNN F 2 "" H 11350 10875 50 0001 C CNN F 3 "" H 11350 10875 50 0001 C CNN 1 11350 10875 1 0 0 -1 $EndComp $Comp L power:VCC #PWR07 U 1 1 5E37427C P 4500 1450 F 0 "#PWR07" H 4500 1300 50 0001 C CNN F 1 "VCC" H 4500 1600 50 0000 C CNN F 2 "" H 4500 1450 50 0001 C CNN F 3 "" H 4500 1450 50 0001 C CNN 1 4500 1450 1 0 0 -1 $EndComp NoConn ~ 5775 1425 Text GLabel 6175 1625 2 60 Output ~ 0 ~VIA3 $Comp L Device:C C4 U 1 1 5E374298 P 10250 10575 F 0 "C4" H 10275 10675 50 0000 L CNN F 1 "100nF" H 10275 10475 50 0000 L CNN F 2 "Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 10288 10425 50 0001 C CNN F 3 "" H 10250 10575 50 0001 C CNN 1 10250 10575 -1 0 0 -1 $EndComp $Comp L Device:C C5 U 1 1 5E374B91 P 10525 10575 F 0 "C5" H 10550 10675 50 0000 L CNN F 1 "100nF" H 10550 10475 50 0000 L CNN F 2 "Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 10563 10425 50 0001 C CNN F 3 "" H 10525 10575 50 0001 C CNN 1 10525 10575 -1 0 0 -1 $EndComp $Comp L power:VCC #PWR08 U 1 1 5E377602 P 1125 1850 F 0 "#PWR08" H 1125 1700 50 0001 C CNN F 1 "VCC" H 1125 2000 50 0000 C CNN F 2 "" H 1125 1850 50 0001 C CNN F 3 "" H 1125 1850 50 0001 C CNN 1 1125 1850 1 0 0 -1 $EndComp Text GLabel 6175 1025 2 60 Output ~ 0 ~VIA1 NoConn ~ 5775 1725 Text GLabel 1575 8125 2 60 Output ~ 0 CLOCK NoConn ~ 1325 4725 Text GLabel 1250 4325 0 60 Input ~ 0 CLOCK $Comp L 7416:7416 U4 U 1 1 5E37BCFD P 4200 3900 F 0 "U4" H 4200 4350 50 0000 C CNN F 1 "7416" H 4200 3500 50 0000 C CNN F 2 "Housings_DIP:DIP-14_W7.62mm_Socket" H 4200 3900 50 0001 C CNN F 3 "" H 4200 3900 50 0001 C CNN 1 4200 3900 1 0 0 -1 $EndComp $Comp L 7416:7416 U5 U 1 1 5E37C0F7 P 4200 5000 F 0 "U5" H 4200 5450 50 0000 C CNN F 1 "7416" H 4200 4600 50 0000 C CNN F 2 "Housings_DIP:DIP-14_W7.62mm_Socket" H 4200 5000 50 0001 C CNN F 3 "" H 4200 5000 50 0001 C CNN 1 4200 5000 1 0 0 -1 $EndComp $Comp L 7416:7416 U6 U 1 1 5E37C235 P 4200 6100 F 0 "U6" H 4200 6550 50 0000 C CNN F 1 "7416" H 4200 5700 50 0000 C CNN F 2 "Housings_DIP:DIP-14_W7.62mm_Socket" H 4200 6100 50 0001 C CNN F 3 "" H 4200 6100 50 0001 C CNN 1 4200 6100 1 0 0 -1 $EndComp NoConn ~ 2775 4925 NoConn ~ 2775 5025 $Comp L power:VCC #PWR09 U 1 1 5E38254C P 3675 8375 F 0 "#PWR09" H 3675 8225 50 0001 C CNN F 1 "VCC" H 3675 8525 50 0000 C CNN F 2 "" H 3675 8375 50 0001 C CNN F 3 "" H 3675 8375 50 0001 C CNN 1 3675 8375 -1 0 0 -1 $EndComp NoConn ~ 2775 6025 NoConn ~ 2775 5925 NoConn ~ 2775 5725 $Comp L 6522:6522 U7 U 1 1 5E385C05 P 10450 4775 F 0 "U7" H 10125 5850 60 0000 C CNN F 1 "6522 VIA3" V 10450 4675 60 0000 C CNN F 2 "Housings_DIP:DIP-40_W15.24mm_Socket_LongPads" H 9950 4975 60 0001 C CNN F 3 "" H 9950 4975 60 0000 C CNN 1 10450 4775 -1 0 0 -1 $EndComp $Comp L power:VCC #PWR010 U 1 1 5E385C0B P 10450 3500 F 0 "#PWR010" H 10450 3350 50 0001 C CNN F 1 "VCC" H 10450 3650 50 0000 C CNN F 2 "" H 10450 3500 50 0001 C CNN F 3 "" H 10450 3500 50 0001 C CNN 1 10450 3500 -1 0 0 -1 $EndComp $Comp L power:GND #PWR011 U 1 1 5E385C11 P 10450 5950 F 0 "#PWR011" H 10450 5700 50 0001 C CNN F 1 "GND" H 10450 5800 50 0000 C CNN F 2 "" H 10450 5950 50 0001 C CNN F 3 "" H 10450 5950 50 0001 C CNN 1 10450 5950 -1 0 0 -1 $EndComp Text Label 9225 4950 0 60 ~ 0 A3 Text Label 9225 4850 0 60 ~ 0 A2 Text Label 9225 4750 0 60 ~ 0 A1 Text Label 9225 4650 0 60 ~ 0 A0 Text Label 9225 4250 0 60 ~ 0 ~RST Text Label 9225 5750 0 60 ~ 0 D7 Text Label 9225 5650 0 60 ~ 0 D6 Text Label 9225 5550 0 60 ~ 0 D5 Text Label 9225 5450 0 60 ~ 0 D4 Text Label 9225 5350 0 60 ~ 0 D3 Text Label 9225 5250 0 60 ~ 0 D2 Text Label 9225 5150 0 60 ~ 0 D1 Text Label 9225 5050 0 60 ~ 0 D0 Text Label 9225 4350 0 60 ~ 0 R/~W Entry Wire Line 9200 4250 9100 4350 Entry Wire Line 9200 4350 9100 4450 Entry Wire Line 9200 4650 9100 4750 Entry Wire Line 9200 4750 9100 4850 Entry Wire Line 9200 4850 9100 4950 Entry Wire Line 9200 4950 9100 5050 Entry Wire Line 9200 5050 9100 5150 Entry Wire Line 9200 5150 9100 5250 Entry Wire Line 9200 5250 9100 5350 Entry Wire Line 9200 5350 9100 5450 Entry Wire Line 9200 5450 9100 5550 Entry Wire Line 9200 5550 9100 5650 Entry Wire Line 9200 5650 9100 5750 Entry Wire Line 9200 5750 9100 5850 Text GLabel 9650 4050 0 60 Input ~ 0 CLOCK Text GLabel 9650 3950 0 60 Input ~ 0 ~VIA3 $Comp L PP-6502-Game-Board-rescue:74LS154 U8 U 1 1 5E386D0A P 12575 5650 F 0 "U8" H 12575 6550 50 0000 C CNN F 1 "74LS154" H 12575 4850 50 0000 C CNN F 2 "Housings_DIP:DIP-24_W15.24mm_LongPads" H 12575 5650 50 0001 C CNN F 3 "" H 12575 5650 50 0001 C CNN 1 12575 5650 1 0 0 -1 $EndComp $Comp L power:GND #PWR012 U 1 1 5E387838 P 11850 5525 F 0 "#PWR012" H 11850 5275 50 0001 C CNN F 1 "GND" H 11850 5375 50 0000 C CNN F 2 "" H 11850 5525 50 0001 C CNN F 3 "" H 11850 5525 50 0001 C CNN 1 11850 5525 1 0 0 -1 $EndComp NoConn ~ 11175 5250 NoConn ~ 11175 5350 NoConn ~ 11175 5450 NoConn ~ 11175 5650 NoConn ~ 11175 5750 NoConn ~ 11175 4750 NoConn ~ 11175 4650 NoConn ~ 11175 4450 NoConn ~ 11175 4350 NoConn ~ 11175 4250 NoConn ~ 11175 4150 NoConn ~ 11175 4050 NoConn ~ 11175 3950 NoConn ~ 11175 3850 $Comp L conn:Conn_01x39 J3 U 1 1 5E389E74 P 5575 9025 F 0 "J3" H 5575 11025 50 0000 C CNN F 1 "TOP" H 5575 7025 50 0000 C CNN F 2 "Pin_Headers:Pin_Header_Straight_1x39_Pitch2.54mm" H 5575 9025 50 0001 C CNN F 3 "" H 5575 9025 50 0001 C CNN 1 5575 9025 0 1 1 0 $EndComp $Comp L Device:R R16 U 1 1 5E38B314 P 12575 4325 F 0 "R16" V 12655 4325 50 0000 C CNN F 1 "3k3" V 12575 4325 50 0000 C CNN F 2 "Resistors_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" V 12505 4325 50 0001 C CNN F 3 "" H 12575 4325 50 0001 C CNN 1 12575 4325 1 0 0 -1 $EndComp $Comp L power:VCC #PWR013 U 1 1 5E38B6B2 P 12575 4175 F 0 "#PWR013" H 12575 4025 50 0001 C CNN F 1 "VCC" H 12575 4325 50 0000 C CNN F 2 "" H 12575 4175 50 0001 C CNN F 3 "" H 12575 4175 50 0001 C CNN 1 12575 4175 1 0 0 -1 $EndComp $Comp L conn:Conn_01x39 J2 U 1 1 5E38CDAD P 5575 10625 F 0 "J2" H 5575 12625 50 0000 C CNN F 1 "BTM" H 5575 8625 50 0000 C CNN F 2 "Pin_Headers:Pin_Header_Straight_1x39_Pitch2.54mm" H 5575 10625 50 0001 C CNN F 3 "" H 5575 10625 50 0001 C CNN 1 5575 10625 0 1 1 0 $EndComp $Comp L rc1_backplane:RC1_Backplane J4 U 1 1 5E391ACA P 15225 6275 F 0 "J4" H 15225 8275 50 0000 C CNN F 1 "SBC" V 15675 6225 50 0000 C CNN F 2 "Pin_Headers:Pin_Header_Straight_1x39_Pitch2.54mm" H 15225 6275 50 0001 C CNN F 3 "" H 15225 6275 50 0001 C CNN 1 15225 6275 1 0 0 1 $EndComp NoConn ~ 15025 4375 NoConn ~ 15025 5775 NoConn ~ 15025 5675 NoConn ~ 15025 4775 NoConn ~ 15025 4475 NoConn ~ 15025 4675 NoConn ~ 15025 4575 NoConn ~ 15025 5975 Text Label 14825 6675 0 60 ~ 0 A0 Text Label 14825 6775 0 60 ~ 0 A1 Text Label 14825 7575 0 60 ~ 0 A9 Text Label 14825 7675 0 60 ~ 0 A10 Text Label 14825 7775 0 60 ~ 0 A11 Text Label 14825 7875 0 60 ~ 0 A12 Text Label 14825 7975 0 60 ~ 0 A13 Text Label 14825 8075 0 60 ~ 0 A14 Text Label 14825 8175 0 60 ~ 0 A15 NoConn ~ 15025 7475 NoConn ~ 15025 7375 NoConn ~ 15025 7275 NoConn ~ 15025 7175 NoConn ~ 15025 7075 $Comp L Device:C C6 U 1 1 5E3998FC P 10800 10575 F 0 "C6" H 10825 10675 50 0000 L CNN F 1 "100nF" H 10825 10475 50 0000 L CNN F 2 "Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 10838 10425 50 0001 C CNN F 3 "" H 10800 10575 50 0001 C CNN 1 10800 10575 -1 0 0 -1 $EndComp $Comp L Device:C C7 U 1 1 5E399985 P 11075 10575 F 0 "C7" H 11100 10675 50 0000 L CNN F 1 "100nF" H 11100 10475 50 0000 L CNN F 2 "Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 11113 10425 50 0001 C CNN F 3 "" H 11075 10575 50 0001 C CNN 1 11075 10575 -1 0 0 -1 $EndComp $Comp L Device:Speaker LS1 U 1 1 5E39AB2D P 9750 6650 F 0 "LS1" H 9800 6875 50 0000 R CNN F 1 "Speaker" H 9800 6800 50 0000 R CNN F 2 "speaker:Mini_Speaker" H 9750 6450 50 0001 C CNN F 3 "" H 9740 6600 50 0001 C CNN 1 9750 6650 -1 0 0 -1 $EndComp $Comp L transistors:2N3904 Q1 U 1 1 5E39B00F P 10550 7100 F 0 "Q1" H 10750 7175 50 0000 L CNN F 1 "2N2222" H 10750 7100 50 0000 L CNN F 2 "TO_SOT_Packages_THT:TO-92_Molded_Narrow" H 10750 7025 50 0001 L CIN F 3 "" H 10550 7100 50 0001 L CNN 1 10550 7100 -1 0 0 -1 $EndComp $Comp L Device:R R18 U 1 1 5E39C0F6 P 10900 6875 F 0 "R18" V 10980 6875 50 0000 C CNN F 1 "1k" V 10900 6875 50 0000 C CNN F 2 "Resistors_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" V 10830 6875 50 0001 C CNN F 3 "" H 10900 6875 50 0001 C CNN 1 10900 6875 -1 0 0 -1 $EndComp $Comp L Device:R R17 U 1 1 5E39C545 P 10675 6650 F 0 "R17" V 10755 6650 50 0000 C CNN F 1 "470" V 10675 6650 50 0000 C CNN F 2 "Resistors_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" V 10605 6650 50 0001 C CNN F 3 "" H 10675 6650 50 0001 C CNN 1 10675 6650 0 -1 1 0 $EndComp $Comp L power:VCC #PWR014 U 1 1 5E39CA22 P 10900 6575 F 0 "#PWR014" H 10900 6425 50 0001 C CNN F 1 "VCC" H 10900 6725 50 0000 C CNN F 2 "" H 10900 6575 50 0001 C CNN F 3 "" H 10900 6575 50 0001 C CNN 1 10900 6575 -1 0 0 -1 $EndComp $Comp L power:GND #PWR015 U 1 1 5E39CE08 P 10450 7450 F 0 "#PWR015" H 10450 7200 50 0001 C CNN F 1 "GND" H 10450 7300 50 0000 C CNN F 2 "" H 10450 7450 50 0001 C CNN F 3 "" H 10450 7450 50 0001 C CNN 1 10450 7450 -1 0 0 -1 $EndComp Text Label 14825 5575 0 60 ~ 0 D0 Text Label 14825 5475 0 60 ~ 0 D1 Text Label 14825 5375 0 60 ~ 0 D2 Text Label 14825 5275 0 60 ~ 0 D3 Text Label 14825 5175 0 60 ~ 0 D4 Text Label 14825 5075 0 60 ~ 0 D5 Text Label 14825 4975 0 60 ~ 0 D6 Text Label 14825 4875 0 60 ~ 0 D7 NoConn ~ 3600 6125 NoConn ~ 3600 6225 NoConn ~ 3600 6325 NoConn ~ 4800 6125 NoConn ~ 4800 6225 NoConn ~ 4800 6325 $Comp L trs_3.5mm:TRS_3.5mm J5 U 1 1 5E3A7982 P 9925 8050 F 0 "J5" H 9925 8340 50 0000 C CNN F 1 "TRS_3.5mm" H 9775 7850 50 0000 L CNN F 2 "trs:Tayda_3.5mm_stereo_TRS_jack_A-853" H 10175 8150 50 0001 C CNN F 3 "" H 10175 8150 50 0001 C CNN 1 9925 8050 1 0 0 -1 $EndComp $Comp L Device:Jumper_NC_Small JP1 U 1 1 5E3A81FC P 11225 7100 F 0 "JP1" H 11225 7180 50 0000 C CNN F 1 "SPKR_EN" H 11235 7040 50 0000 C CNN F 2 "Pin_Headers:Pin_Header_Straight_1x02_Pitch2.54mm" H 11225 7100 50 0001 C CNN F 3 "" H 11225 7100 50 0001 C CNN 1 11225 7100 1 0 0 -1 $EndComp $Comp L Device:R R1 U 1 1 5E3A873F P 11525 7450 F 0 "R1" V 11605 7450 50 0000 C CNN F 1 "100" V 11525 7450 50 0000 C CNN F 2 "Resistors_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" V 11455 7450 50 0001 C CNN F 3 "" H 11525 7450 50 0001 C CNN 1 11525 7450 -1 0 0 -1 $EndComp NoConn ~ 10125 7850 NoConn ~ 10125 8150 $Comp L power:GND #PWR016 U 1 1 5E3A8D52 P 9725 8250 F 0 "#PWR016" H 9725 8000 50 0001 C CNN F 1 "GND" H 9725 8100 50 0000 C CNN F 2 "" H 9725 8250 50 0001 C CNN F 3 "" H 9725 8250 50 0001 C CNN 1 9725 8250 -1 0 0 -1 $EndComp Text Label 5275 3625 2 60 ~ 0 LED1 Text Label 5275 3725 2 60 ~ 0 LED2 Text Label 5275 3825 2 60 ~ 0 LED3 Text Label 5275 3925 2 60 ~ 0 LED4 Text Label 5275 4025 2 60 ~ 0 LED5 Text Label 5275 4125 2 60 ~ 0 LED6 Text Label 5275 4725 2 60 ~ 0 LED7 Text Label 5275 4825 2 60 ~ 0 LED8 Text Label 5275 4925 2 60 ~ 0 LED9 Text Label 5275 5025 2 60 ~ 0 LED10 Text Label 5275 5125 2 60 ~ 0 LED11 Text Label 5275 5225 2 60 ~ 0 LED12 Text Label 5275 5825 2 60 ~ 0 LED13 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#PWR022 U 1 1 5E3C2E23 P 7475 8750 F 0 "#PWR022" H 7475 8600 50 0001 C CNN F 1 "VCC" H 7475 8900 50 0000 C CNN F 2 "" H 7475 8750 50 0001 C CNN F 3 "" H 7475 8750 50 0001 C CNN 1 7475 8750 -1 0 0 -1 $EndComp Text Notes 11850 10375 0 60 ~ 0 Rodney Zaks wrote a whole book of games for the SYM-1 and I wanted to build it for\nuse with my computers as well. so this board takes care of the logic needed for a\n6502 or 6800 based computer. Also requires the game board project fitted on top as\nit contains all of the interactive parts needed. 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