saturn.sch

EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr USLetter 11000 8500
encoding utf-8
Sheet 2 20
Title "BlueRetro - Saturn adapter cable"
Date "2020-11-01"
Rev "v1.2.1"
Comp "©2020-2022 Jacques Gagnon, licensed under CC-BY-4.0"
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
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U 1 1 5F128A17
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F 0 "U1" H 3050 2117 50  0000 C CNN
F 1 "74AHCT125N" H 3050 2026 50  0000 C CNN
F 2 "" H 3050 1800 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS125" H 3050 1800 50  0001 C CNN
	1    3050 1800
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$EndComp
$Comp
L 74xx:74LS125 U1
U 2 1 5F129038
P 3050 2700
F 0 "U1" H 3050 3017 50  0000 C CNN
F 1 "74AHCT125N" H 3050 2926 50  0000 C CNN
F 2 "" H 3050 2700 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS125" H 3050 2700 50  0001 C CNN
	2    3050 2700
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$EndComp
$Comp
L 74xx:74LS125 U1
U 3 1 5F1295BF
P 3050 3600
F 0 "U1" H 3050 3917 50  0000 C CNN
F 1 "74AHCT125N" H 3050 3826 50  0000 C CNN
F 2 "" H 3050 3600 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS125" H 3050 3600 50  0001 C CNN
	3    3050 3600
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS125 U1
U 4 1 5F129DB8
P 3050 4500
F 0 "U1" H 3050 4817 50  0000 C CNN
F 1 "74AHCT125N" H 3050 4726 50  0000 C CNN
F 2 "" H 3050 4500 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS125" H 3050 4500 50  0001 C CNN
	4    3050 4500
	1    0    0    -1  
$EndComp
$Comp
L Connector:DB25_Male J3
U 1 1 5F12ED2D
P 9650 2900
F 0 "J3" H 9568 1408 50  0000 C CNN
F 1 "DB25_Male" H 9568 1499 50  0000 C CNN
F 2 "" H 9650 2900 50  0001 C CNN
F 3 " ~" H 9650 2900 50  0001 C CNN
	1    9650 2900
	1    0    0    1   
$EndComp
$Comp
L 74xx:74LS125 U3
U 5 1 5F12A3A0
P 3850 6600
F 0 "U3" H 4080 6646 50  0000 L CNN
F 1 "74AHCT125N" H 4080 6555 50  0000 L CNN
F 2 "" H 3850 6600 50  0001 C CNN
F 3 "http://www.ti.com/general/docs/suppproductinfo.tsp?distId=10&gotoUrl=http%3A%2F%2Fwww.ti.com%2Flit%2Fgpn%2Fsn74ahct125" H 3850 6600 50  0001 C CNN
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	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS125 U2
U 1 1 5F165353
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F 0 "U2" H 5000 1667 50  0000 C CNN
F 1 "74AHCT125N" H 5000 1576 50  0000 C CNN
F 2 "" H 5000 1350 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS125" H 5000 1350 50  0001 C CNN
	1    5000 1350
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$EndComp
$Comp
L 74xx:74LS125 U2
U 2 1 5F165359
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F 0 "U2" H 5000 2567 50  0000 C CNN
F 1 "74AHCT125N" H 5000 2476 50  0000 C CNN
F 2 "" H 5000 2250 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS125" H 5000 2250 50  0001 C CNN
	2    5000 2250
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS125 U2
U 3 1 5F16535F
P 5000 3150
F 0 "U2" H 5000 3467 50  0000 C CNN
F 1 "74AHCT125N" H 5000 3376 50  0000 C CNN
F 2 "" H 5000 3150 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS125" H 5000 3150 50  0001 C CNN
	3    5000 3150
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$EndComp
$Comp
L 74xx:74LS125 U2
U 4 1 5F165365
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F 0 "U2" H 5000 4367 50  0000 C CNN
F 1 "74AHCT125N" H 5000 4276 50  0000 C CNN
F 2 "" H 5000 4050 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS125" H 5000 4050 50  0001 C CNN
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$EndComp
$Comp
L 74xx:74LS125 U4
U 5 1 5F16536B
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F 0 "U4" H 5030 6646 50  0000 L CNN
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F 2 "" H 4800 6600 50  0001 C CNN
F 3 "http://www.ti.com/general/docs/suppproductinfo.tsp?distId=10&gotoUrl=http%3A%2F%2Fwww.ti.com%2Flit%2Fgpn%2Fsn74ahct125" H 4800 6600 50  0001 C CNN
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$EndComp
$Comp
L 74xx:74LS125 U1
U 5 1 5F165C2D
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F 0 "U1" H 1730 6646 50  0000 L CNN
F 1 "74AHCT125N" H 1730 6555 50  0000 L CNN
F 2 "" H 1500 6600 50  0001 C CNN
F 3 "http://www.ti.com/general/docs/suppproductinfo.tsp?distId=10&gotoUrl=http%3A%2F%2Fwww.ti.com%2Flit%2Fgpn%2Fsn74ahct125" H 1500 6600 50  0001 C CNN
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$EndComp
$Comp
L 74xx:74LS125 U3
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F 0 "U3" H 7000 1667 50  0000 C CNN
F 1 "74AHCT125N" H 7000 1576 50  0000 C CNN
F 2 "" H 7000 1350 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS125" H 7000 1350 50  0001 C CNN
	1    7000 1350
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS125 U3
U 2 1 5F16BA73
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F 0 "U3" H 7000 2567 50  0000 C CNN
F 1 "74AHCT125N" H 7000 2476 50  0000 C CNN
F 2 "" H 7000 2250 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS125" H 7000 2250 50  0001 C CNN
	2    7000 2250
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS125 U3
U 3 1 5F16BA79
P 7000 3150
F 0 "U3" H 7000 3467 50  0000 C CNN
F 1 "74AHCT125N" H 7000 3376 50  0000 C CNN
F 2 "" H 7000 3150 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS125" H 7000 3150 50  0001 C CNN
	3    7000 3150
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS125 U3
U 4 1 5F16BA7F
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F 0 "U3" H 7000 4367 50  0000 C CNN
F 1 "74AHCT125N" H 7000 4276 50  0000 C CNN
F 2 "" H 7000 4050 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS125" H 7000 4050 50  0001 C CNN
	4    7000 4050
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS125 U4
U 1 1 5F16C017
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F 0 "U4" H 5000 5267 50  0000 C CNN
F 1 "74AHCT125N" H 5000 5176 50  0000 C CNN
F 2 "" H 5000 4950 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS125" H 5000 4950 50  0001 C CNN
	1    5000 4950
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS125 U4
U 2 1 5F16C01D
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F 0 "U4" H 7000 5267 50  0000 C CNN
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F 2 "" H 7000 4950 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS125" H 7000 4950 50  0001 C CNN
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$EndComp
$Comp
L 74xx:74LS125 U4
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F 2 "" H 8450 5850 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS125" H 8450 5850 50  0001 C CNN
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	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS125 U4
U 4 1 5F16C029
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F 0 "U4" H 9500 6167 50  0000 C CNN
F 1 "74AHCT125N" H 9500 6076 50  0000 C CNN
F 2 "" H 9500 5850 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS125" H 9500 5850 50  0001 C CNN
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$EndComp
$Comp
L 74xx:74LS125 U2
U 5 1 5F16C02F
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F 0 "U2" H 3130 6646 50  0000 L CNN
F 1 "74AHCT125N" H 3130 6555 50  0000 L CNN
F 2 "" H 2900 6600 50  0001 C CNN
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$EndComp
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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$Comp
L power:+5V #PWR042
U 1 1 5F1A0B4B
P 9250 1600
F 0 "#PWR042" H 9250 1450 50  0001 C CNN
F 1 "+5V" H 9265 1773 50  0000 C CNN
F 2 "" H 9250 1600 50  0001 C CNN
F 3 "" H 9250 1600 50  0001 C CNN
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$EndComp
$Comp
L power:GND #PWR040
U 1 1 5F1A1AF6
P 9150 4200
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F 1 "GND" H 9155 4027 50  0000 C CNN
F 2 "" H 9150 4200 50  0001 C CNN
F 3 "" H 9150 4200 50  0001 C CNN
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$EndComp
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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$Comp
L power:+3.3V #PWR039
U 1 1 5F1B1DC0
P 8950 2650
F 0 "#PWR039" H 8950 2500 50  0001 C CNN
F 1 "+3.3V" H 8965 2823 50  0000 C CNN
F 2 "" H 8950 2650 50  0001 C CNN
F 3 "" H 8950 2650 50  0001 C CNN
	1    8950 2650
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$EndComp
$Comp
L power:GND #PWR030
U 1 1 5F1BE190
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F 0 "#PWR030" H 5000 4050 50  0001 C CNN
F 1 "GND" H 5005 4127 50  0000 C CNN
F 2 "" H 5000 4300 50  0001 C CNN
F 3 "" H 5000 4300 50  0001 C CNN
	1    5000 4300
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$EndComp
$Comp
L power:GND #PWR029
U 1 1 5F1BE7CF
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F 0 "#PWR029" H 5000 3150 50  0001 C CNN
F 1 "GND" H 5005 3227 50  0000 C CNN
F 2 "" H 5000 3400 50  0001 C CNN
F 3 "" H 5000 3400 50  0001 C CNN
	1    5000 3400
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR027
U 1 1 5F1BEBDB
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F 0 "#PWR027" H 5000 1350 50  0001 C CNN
F 1 "GND" H 5005 1427 50  0000 C CNN
F 2 "" H 5000 1600 50  0001 C CNN
F 3 "" H 5000 1600 50  0001 C CNN
	1    5000 1600
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR028
U 1 1 5F1BEFCD
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F 0 "#PWR028" H 5000 2250 50  0001 C CNN
F 1 "GND" H 5005 2327 50  0000 C CNN
F 2 "" H 5000 2500 50  0001 C CNN
F 3 "" H 5000 2500 50  0001 C CNN
	1    5000 2500
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$EndComp
$Comp
L power:GND #PWR020
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F 1 "GND" H 3055 2777 50  0000 C CNN
F 2 "" H 3050 2950 50  0001 C CNN
F 3 "" H 3050 2950 50  0001 C CNN
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$EndComp
$Comp
L power:GND #PWR022
U 1 1 5F1C070C
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F 0 "#PWR022" H 3050 4500 50  0001 C CNN
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F 2 "" H 3050 4750 50  0001 C CNN
F 3 "" H 3050 4750 50  0001 C CNN
	1    3050 4750
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$EndComp
$Comp
L power:GND #PWR019
U 1 1 5F1C2C4C
P 3050 2050
F 0 "#PWR019" H 3050 1800 50  0001 C CNN
F 1 "GND" H 3055 1877 50  0000 C CNN
F 2 "" H 3050 2050 50  0001 C CNN
F 3 "" H 3050 2050 50  0001 C CNN
	1    3050 2050
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$EndComp
$Comp
L power:GND #PWR021
U 1 1 5F1C2FA8
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F 0 "#PWR021" H 3050 3600 50  0001 C CNN
F 1 "GND" H 3055 3677 50  0000 C CNN
F 2 "" H 3050 3850 50  0001 C CNN
F 3 "" H 3050 3850 50  0001 C CNN
	1    3050 3850
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$EndComp
$Comp
L power:GND #PWR032
U 1 1 5F1C38EA
P 7000 1600
F 0 "#PWR032" H 7000 1350 50  0001 C CNN
F 1 "GND" H 7005 1427 50  0000 C CNN
F 2 "" H 7000 1600 50  0001 C CNN
F 3 "" H 7000 1600 50  0001 C CNN
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$EndComp
$Comp
L power:GND #PWR034
U 1 1 5F1C472F
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F 0 "#PWR034" H 7000 3150 50  0001 C CNN
F 1 "GND" H 7005 3227 50  0000 C CNN
F 2 "" H 7000 3400 50  0001 C CNN
F 3 "" H 7000 3400 50  0001 C CNN
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$EndComp
$Comp
L power:GND #PWR033
U 1 1 5F1C4BA8
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F 1 "GND" H 7005 2327 50  0000 C CNN
F 2 "" H 7000 2500 50  0001 C CNN
F 3 "" H 7000 2500 50  0001 C CNN
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$EndComp
$Comp
L power:GND #PWR035
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F 1 "GND" H 7005 4127 50  0000 C CNN
F 2 "" H 7000 4300 50  0001 C CNN
F 3 "" H 7000 4300 50  0001 C CNN
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	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR031
U 1 1 5F1C70A0
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F 0 "#PWR031" H 5000 4950 50  0001 C CNN
F 1 "GND" H 5005 5027 50  0000 C CNN
F 2 "" H 5000 5200 50  0001 C CNN
F 3 "" H 5000 5200 50  0001 C CNN
	1    5000 5200
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$EndComp
$Comp
L power:GND #PWR038
U 1 1 5F1C7615
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F 0 "#PWR038" H 8450 5850 50  0001 C CNN
F 1 "GND" H 8455 5927 50  0000 C CNN
F 2 "" H 8450 6100 50  0001 C CNN
F 3 "" H 8450 6100 50  0001 C CNN
	1    8450 6100
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR043
U 1 1 5F1C7B22
P 9500 6100
F 0 "#PWR043" H 9500 5850 50  0001 C CNN
F 1 "GND" H 9505 5927 50  0000 C CNN
F 2 "" H 9500 6100 50  0001 C CNN
F 3 "" H 9500 6100 50  0001 C CNN
	1    9500 6100
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$EndComp
$Comp
L power:GND #PWR036
U 1 1 5F1C815E
P 7000 5200
F 0 "#PWR036" H 7000 4950 50  0001 C CNN
F 1 "GND" H 7005 5027 50  0000 C CNN
F 2 "" H 7000 5200 50  0001 C CNN
F 3 "" H 7000 5200 50  0001 C CNN
	1    7000 5200
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR014
U 1 1 5F1CC3E3
P 1500 7100
F 0 "#PWR014" H 1500 6850 50  0001 C CNN
F 1 "GND" H 1505 6927 50  0000 C CNN
F 2 "" H 1500 7100 50  0001 C CNN
F 3 "" H 1500 7100 50  0001 C CNN
	1    1500 7100
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR026
U 1 1 5F1CCBB0
P 4800 7100
F 0 "#PWR026" H 4800 6850 50  0001 C CNN
F 1 "GND" H 4805 6927 50  0000 C CNN
F 2 "" H 4800 7100 50  0001 C CNN
F 3 "" H 4800 7100 50  0001 C CNN
	1    4800 7100
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR024
U 1 1 5F1CEDC5
P 3850 7100
F 0 "#PWR024" H 3850 6850 50  0001 C CNN
F 1 "GND" H 3855 6927 50  0000 C CNN
F 2 "" H 3850 7100 50  0001 C CNN
F 3 "" H 3850 7100 50  0001 C CNN
	1    3850 7100
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR018
U 1 1 5F1CF2C2
P 2900 7100
F 0 "#PWR018" H 2900 6850 50  0001 C CNN
F 1 "GND" H 2905 6927 50  0000 C CNN
F 2 "" H 2900 7100 50  0001 C CNN
F 3 "" H 2900 7100 50  0001 C CNN
	1    2900 7100
	1    0    0    -1  
$EndComp
$Comp
L power:+3.3V #PWR013
U 1 1 5F1D27FF
P 1500 6100
F 0 "#PWR013" H 1500 5950 50  0001 C CNN
F 1 "+3.3V" H 1515 6273 50  0000 C CNN
F 2 "" H 1500 6100 50  0001 C CNN
F 3 "" H 1500 6100 50  0001 C CNN
	1    1500 6100
	1    0    0    -1  
$EndComp
$Comp
L power:+5V #PWR023
U 1 1 5F1D7D77
P 3850 6100
F 0 "#PWR023" H 3850 5950 50  0001 C CNN
F 1 "+5V" H 3865 6273 50  0000 C CNN
F 2 "" H 3850 6100 50  0001 C CNN
F 3 "" H 3850 6100 50  0001 C CNN
	1    3850 6100
	1    0    0    -1  
$EndComp
$Comp
L power:+5V #PWR017
U 1 1 5F1DBE8C
P 2900 6100
F 0 "#PWR017" H 2900 5950 50  0001 C CNN
F 1 "+5V" H 2915 6273 50  0000 C CNN
F 2 "" H 2900 6100 50  0001 C CNN
F 3 "" H 2900 6100 50  0001 C CNN
	1    2900 6100
	1    0    0    -1  
$EndComp
$Comp
L power:+5V #PWR025
U 1 1 5F1E0313
P 4800 6100
F 0 "#PWR025" H 4800 5950 50  0001 C CNN
F 1 "+5V" H 4815 6273 50  0000 C CNN
F 2 "" H 4800 6100 50  0001 C CNN
F 3 "" H 4800 6100 50  0001 C CNN
	1    4800 6100
	1    0    0    -1  
$EndComp
NoConn ~ 8750 5850
NoConn ~ 9800 5850
$Comp
L power:GND #PWR041
U 1 1 5F30ECE4
P 9200 5850
F 0 "#PWR041" H 9200 5600 50  0001 C CNN
F 1 "GND" H 9205 5677 50  0000 C CNN
F 2 "" H 9200 5850 50  0001 C CNN
F 3 "" H 9200 5850 50  0001 C CNN
	1    9200 5850
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR037
U 1 1 5F30F0E0
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F 0 "#PWR037" H 8150 5600 50  0001 C CNN
F 1 "GND" H 8155 5677 50  0000 C CNN
F 2 "" H 8150 5850 50  0001 C CNN
F 3 "" H 8150 5850 50  0001 C CNN
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	1    0    0    -1  
$EndComp
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Wire Notes Line
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Wire Notes Line
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Wire Notes Line
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Text Notes 1350 5850 0    50   ~ 0
Inputs level shifter VCC is 3.3V
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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TH1
Text Label 2450 2700 0    50   ~ 0
TR1
Text Label 2450 3600 0    50   ~ 0
TH2
Text Label 2450 4500 0    50   ~ 0
TR2
Text Label 3700 1800 2    50   ~ 0
I35
Text Label 3700 2700 2    50   ~ 0
IO27
Text Label 3700 3600 2    50   ~ 0
I36
Text Label 3700 4500 2    50   ~ 0
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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IO26
Text Label 4350 2250 0    50   ~ 0
IO3
Text Label 4350 3150 0    50   ~ 0
IO5
Text Label 4350 4050 0    50   ~ 0
IO18
Text Label 4350 4950 0    50   ~ 0
IO23
Text Label 5700 1350 2    50   ~ 0
TL1
Text Label 5700 2250 2    50   ~ 0
U1
Text Label 5700 3150 2    50   ~ 0
D1
Text Label 5700 4050 2    50   ~ 0
L1
Text Label 5700 4950 2    50   ~ 0
R1
Text Label 6300 1350 0    50   ~ 0
IO33
Text Label 6300 2250 0    50   ~ 0
IO19
Text Label 6300 3150 0    50   ~ 0
IO21
Text Label 6300 4050 0    50   ~ 0
IO22
Text Label 6300 4950 0    50   ~ 0
IO25
Text Label 7750 1350 2    50   ~ 0
TL2
Text Label 7750 2250 2    50   ~ 0
U2
Text Label 7750 3150 2    50   ~ 0
D2
Text Label 7750 4050 2    50   ~ 0
L2
Text Label 7750 4950 2    50   ~ 0
R2
$Comp
L Connector_Gaming:Saturn J1
U 1 1 5F3ABB96
P 1600 2950
F 0 "J1" H 1700 2150 50  0000 C CNN
F 1 "Conn_01x09" H 1700 2150 50  0001 C CNN
F 2 "" H 1600 2950 50  0001 C CNN
F 3 "~" H 1600 2950 50  0001 C CNN
	1    1600 2950
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR015
U 1 1 5F3B346E
P 1950 2650
F 0 "#PWR015" H 1950 2400 50  0001 C CNN
F 1 "GND" H 1955 2477 50  0000 C CNN
F 2 "" H 1950 2650 50  0001 C CNN
F 3 "" H 1950 2650 50  0001 C CNN
	1    1950 2650
	0    -1   -1   0   
$EndComp
$Comp
L power:GND #PWR016
U 1 1 5F3B3833
P 1950 3500
F 0 "#PWR016" H 1950 3250 50  0001 C CNN
F 1 "GND" H 1955 3327 50  0000 C CNN
F 2 "" H 1950 3500 50  0001 C CNN
F 3 "" H 1950 3500 50  0001 C CNN
	1    1950 3500
	0    -1   -1   0   
$EndComp
$Comp
L power:+5V #PWR012
U 1 1 5F3B5AF6
P 850 3450
F 0 "#PWR012" H 850 3300 50  0001 C CNN
F 1 "+5V" H 865 3623 50  0000 C CNN
F 2 "" H 850 3450 50  0001 C CNN
F 3 "" H 850 3450 50  0001 C CNN
	1    850  3450
	0    -1   -1   0   
$EndComp
$Comp
L power:+5V #PWR011
U 1 1 5F3B6FDE
P 850 2600
F 0 "#PWR011" H 850 2450 50  0001 C CNN
F 1 "+5V" H 865 2773 50  0000 C CNN
F 2 "" H 850 2600 50  0001 C CNN
F 3 "" H 850 2600 50  0001 C CNN
	1    850  2600
	0    -1   -1   0   
$EndComp
Wire Wire Line
	1000 2750 1000 2600
Wire Wire Line
	1000 2600 850  2600
Wire Wire Line
	1800 2750 1800 2650
Wire Wire Line
	1800 2650 1950 2650
Wire Wire Line
	1000 3600 1000 3450
Wire Wire Line
	1000 3450 850  3450
Wire Wire Line
	1800 3600 1800 3500
Wire Wire Line
	1800 3500 1950 3500
Wire Wire Line
	1700 3600 1700 3350
Wire Wire Line
	1600 3600 1600 3350
Wire Wire Line
	1500 3600 1500 3350
Wire Wire Line
	1400 3600 1400 3350
Wire Wire Line
	1300 3600 1300 3350
Wire Wire Line
	1200 3600 1200 3350
Wire Wire Line
	1100 3600 1100 3350
Wire Wire Line
	1700 2750 1700 2500
Wire Wire Line
	1600 2750 1600 2500
Wire Wire Line
	1500 2750 1500 2500
Wire Wire Line
	1400 2750 1400 2500
Wire Wire Line
	1300 2750 1300 2500
Wire Wire Line
	1200 2750 1200 2500
Wire Wire Line
	1100 2750 1100 2500
Text Label 1100 2500 3    50   ~ 0
D1
Text Label 1200 2500 3    50   ~ 0
U1
Text Label 1300 2500 3    50   ~ 0
TH1
Text Label 1400 2500 3    50   ~ 0
TR1
Text Label 1500 2500 3    50   ~ 0
TL1
Text Label 1600 2500 3    50   ~ 0
R1
Text Label 1700 2500 3    50   ~ 0
L1
Text Label 1100 3350 3    50   ~ 0
D2
Text Label 1200 3350 3    50   ~ 0
U2
Text Label 1300 3350 3    50   ~ 0
TH2
Text Label 1400 3350 3    50   ~ 0
TR2
Text Label 1500 3350 3    50   ~ 0
TL2
Text Label 1600 3350 3    50   ~ 0
R2
Text Label 1700 3350 3    50   ~ 0
L2
Text Label 9050 2200 0    50   ~ 0
IO19
Text Label 9050 2100 0    50   ~ 0
IO21
Text Label 9050 1800 0    50   ~ 0
IO22
Text Label 8950 3900 0    50   ~ 0
IO25
Wire Wire Line
	9350 1800 9050 1800
Wire Wire Line
	9350 2200 9050 2200
Wire Wire Line
	9350 2400 9050 2400
Wire Wire Line
	8950 2700 8950 2650
Wire Wire Line
	8950 2700 9350 2700
Wire Wire Line
	9350 4100 8950 4100
Wire Wire Line
	9350 3800 8950 3800
Wire Wire Line
	9350 3600 8950 3600
Wire Wire Line
	9350 3200 8950 3200
Text Label 8950 2800 0    50   ~ 0
IO16
Text Label 9050 2000 0    50   ~ 0
IO3
Text Label 9050 2400 0    50   ~ 0
IO5
Text Label 9050 1700 0    50   ~ 0
IO23
Text Label 8950 4000 0    50   ~ 0
IO26
Text Label 8950 4100 0    50   ~ 0
IO27
Text Label 8950 3800 0    50   ~ 0
IO33
Text Label 8950 3200 0    50   ~ 0
I36
Text Label 8950 3600 0    50   ~ 0
I35
Wire Wire Line
	9350 3100 9150 3100
Connection ~ 9150 3100
Wire Wire Line
	9150 3100 9150 3300
Wire Wire Line
	9150 3300 9150 3400
Connection ~ 9150 3300
Wire Wire Line
	9350 3400 9150 3400
Connection ~ 9150 3400
Wire Wire Line
	9150 3400 9150 3500
Wire Wire Line
	9350 2800 8950 2800
Wire Wire Line
	9350 2000 9050 2000
Wire Wire Line
	9350 3900 8950 3900
Text Label 9050 2300 0    50   ~ 0
IO18
Wire Wire Line
	8950 4000 9350 4000
Wire Wire Line
	9350 3700 9150 3700
Connection ~ 9150 3700
Wire Wire Line
	9150 3700 9150 4200
NoConn ~ 9350 1900
NoConn ~ 9350 2600
Wire Wire Line
	9350 3500 9150 3500
Connection ~ 9150 3500
Wire Wire Line
	9150 3500 9150 3700
NoConn ~ 9350 3000
Text Notes 6350 6900 0    50   ~ 0
* Very important for DB25 pin 22 (I39/VN) to be connect to GND for proper system detection.
$Comp
L Connector_Gaming:Saturn J2
U 1 1 5F3AD383
P 1600 3800
F 0 "J2" H 1700 3000 50  0000 C CNN
F 1 "Conn_01x09" H 1518 4326 50  0001 C CNN
F 2 "" H 1600 3800 50  0001 C CNN
F 3 "~" H 1600 3800 50  0001 C CNN
	1    1600 3800
	0    1    1    0   
$EndComp
Text Notes 950  3250 0    50   ~ 0
Connectors facing console
$EndSCHEMATC