Pi1541io.sch

EESchema Schematic File Version 4
LIBS:Pi1541io-cache
EELAYER 26 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 1 1
Title "Pi1541 IO Adapter"
Date "2018-11-01"
Rev "5"
Comp "hackup.net"
Comment1 "https://github.com/hackup/Pi1541io"
Comment2 ""
Comment3 "Creative Commons Attribution-ShareAlike 4.0 International License"
Comment4 "This work is licensed under a"
$EndDescr
$Comp
L power:+5V #PWR01
U 1 1 580C1B61
P 4200 1000
F 0 "#PWR01" H 4200 850 50  0001 C CNN
F 1 "+5V" H 4200 1140 50  0000 C CNN
F 2 "" H 4200 1000 50  0000 C CNN
F 3 "" H 4200 1000 50  0000 C CNN
	1    4200 1000
	1    0    0    -1  
$EndComp
Wire Wire Line
	4200 1000 4200 1150
Wire Wire Line
	4200 1150 4000 1150
Wire Wire Line
	4200 1250 4000 1250
Connection ~ 4200 1150
$Comp
L power:GND #PWR02
U 1 1 580C1D11
P 4100 3200
F 0 "#PWR02" H 4100 2950 50  0001 C CNN
F 1 "GND" H 4100 3050 50  0000 C CNN
F 2 "" H 4100 3200 50  0000 C CNN
F 3 "" H 4100 3200 50  0000 C CNN
	1    4100 3200
	1    0    0    -1  
$EndComp
Wire Wire Line
	4100 1350 4100 1750
Wire Wire Line
	4100 2750 4000 2750
Wire Wire Line
	4100 2550 4000 2550
Connection ~ 4100 2750
Wire Wire Line
	4100 2050 4000 2050
Connection ~ 4100 2550
Wire Wire Line
	4100 1750 4000 1750
Connection ~ 4100 2050
$Comp
L power:GND #PWR03
U 1 1 580C1E01
P 3400 3200
F 0 "#PWR03" H 3400 2950 50  0001 C CNN
F 1 "GND" H 3400 3050 50  0000 C CNN
F 2 "" H 3400 3200 50  0000 C CNN
F 3 "" H 3400 3200 50  0000 C CNN
	1    3400 3200
	1    0    0    -1  
$EndComp
Wire Wire Line
	3400 3050 3500 3050
Wire Wire Line
	3400 1550 3400 2350
Wire Wire Line
	3400 2350 3500 2350
Connection ~ 3400 3050
Connection ~ 3300 1150
Wire Wire Line
	3300 1950 3500 1950
Wire Wire Line
	3300 1150 3500 1150
Wire Wire Line
	3300 1000 3300 1150
$Comp
L power:+3.3V #PWR04
U 1 1 580C1BC1
P 3300 1000
F 0 "#PWR04" H 3300 850 50  0001 C CNN
F 1 "+3.3V" H 3300 1140 50  0000 C CNN
F 2 "" H 3300 1000 50  0000 C CNN
F 3 "" H 3300 1000 50  0000 C CNN
	1    3300 1000
	1    0    0    -1  
$EndComp
Wire Wire Line
	3400 1550 3500 1550
Connection ~ 3400 2350
Wire Wire Line
	3500 2050 2350 2050
Wire Wire Line
	2350 2150 3500 2150
Wire Wire Line
	2350 2250 3500 2250
Wire Wire Line
	3500 2450 2350 2450
Wire Wire Line
	2350 2650 3500 2650
Wire Wire Line
	2350 2850 3500 2850
Wire Wire Line
	2350 2950 3500 2950
Wire Wire Line
	4000 2950 5050 2950
Wire Wire Line
	4000 2350 5050 2350
Wire Wire Line
	4000 2450 5050 2450
Wire Wire Line
	4000 2150 5050 2150
Wire Wire Line
	4000 2250 5050 2250
Wire Wire Line
	4000 1950 5050 1950
Wire Wire Line
	4000 1550 5050 1550
Wire Wire Line
	4000 1450 5050 1450
Wire Wire Line
	4000 2650 5050 2650
Text Label 2400 1350 0    50   ~ 0
GPIO3(SCL1)
Text Label 2400 1450 0    50   ~ 0
GPIO4(GCLK)
Text Label 2350 1650 0    50   ~ 0
GPIO17(GEN0)
Text Label 2350 1750 0    50   ~ 0
GPIO27(GEN2)
Text Label 2350 1850 0    50   ~ 0
GPIO22(GEN3)
Text Label 2350 2050 0    50   ~ 0
GPIO10(SPI0_MOSI)
Text Label 2350 2150 0    50   ~ 0
GPIO9(SPI0_MISO)
Text Label 2350 2250 0    50   ~ 0
GPIO11(SPI0_SCK)
Text Label 2350 2450 0    50   ~ 0
ID_SD
Text Label 2350 2550 0    50   ~ 0
GPIO5
Text Label 2350 2650 0    50   ~ 0
GPIO6
Text Label 2350 2750 0    50   ~ 0
GPIO13(PWM1)
Text Label 2350 2850 0    50   ~ 0
GPIO19(SPI1_MISO)
Text Label 2350 2950 0    50   ~ 0
GPIO26
Text Label 5050 2950 2    50   ~ 0
GPIO20(SPI1_MOSI)
Text Label 5050 2850 2    50   ~ 0
GPIO16
Text Label 5050 2650 2    50   ~ 0
GPIO12(PWM0)
Text Label 5050 2450 2    50   ~ 0
ID_SC
Text Label 5050 2350 2    50   ~ 0
GPIO7(SPI1_CE_N)
Text Label 5050 2250 2    50   ~ 0
GPIO8(SPI0_CE_N)
Text Label 5050 2150 2    50   ~ 0
GPIO25(GEN6)
Text Label 5050 1950 2    50   ~ 0
GPIO24(GEN5)
Text Label 5050 1850 2    50   ~ 0
GPIO23(GEN4)
Text Label 5050 1650 2    50   ~ 0
GPIO18(GEN1)(PWM0)
Text Label 5050 1550 2    50   ~ 0
GPIO15(RXD0)
Text Label 5050 1450 2    50   ~ 0
GPIO14(TXD0)
Wire Wire Line
	4100 1350 4000 1350
Connection ~ 4100 1750
$Comp
L Mechanical:MountingHole MK1
U 1 1 5834FB2E
P 750 7300
F 0 "MK1" H 850 7346 50  0000 L CNN
F 1 "M2.5" H 850 7255 50  0000 L CNN
F 2 "Mounting_Holes:MountingHole_2.5mm" H 750 7300 60  0001 C CNN
F 3 "" H 750 7300 60  0001 C CNN
	1    750  7300
	1    0    0    -1  
$EndComp
$Comp
L Mechanical:MountingHole MK3
U 1 1 5834FBEF
P 1200 7300
F 0 "MK3" H 1300 7346 50  0000 L CNN
F 1 "M2.5" H 1300 7255 50  0000 L CNN
F 2 "Mounting_Holes:MountingHole_2.5mm" H 1200 7300 60  0001 C CNN
F 3 "" H 1200 7300 60  0001 C CNN
	1    1200 7300
	1    0    0    -1  
$EndComp
$Comp
L Mechanical:MountingHole MK2
U 1 1 5834FC19
P 750 7500
F 0 "MK2" H 850 7546 50  0000 L CNN
F 1 "M2.5" H 850 7455 50  0000 L CNN
F 2 "Mounting_Holes:MountingHole_2.5mm" H 750 7500 60  0001 C CNN
F 3 "" H 750 7500 60  0001 C CNN
	1    750  7500
	1    0    0    -1  
$EndComp
$Comp
L Mechanical:MountingHole MK4
U 1 1 5834FC4F
P 1200 7500
F 0 "MK4" H 1300 7546 50  0000 L CNN
F 1 "M2.5" H 1300 7455 50  0000 L CNN
F 2 "Mounting_Holes:MountingHole_2.5mm" H 1200 7500 60  0001 C CNN
F 3 "" H 1200 7500 60  0001 C CNN
	1    1200 7500
	1    0    0    -1  
$EndComp
Text Notes 750  7150 0    50   ~ 0
Mounting Holes
$Comp
L conn:Conn_02x20_Odd_Even P1
U 1 1 59AD464A
P 3700 2050
F 0 "P1" H 3750 3167 50  0000 C CNN
F 1 "Conn_02x20_Odd_Even" H 3750 3076 50  0000 C CNN
F 2 "Socket_Strips:Socket_Strip_Straight_2x20_Pitch2.54mm" H -1150 1100 50  0001 C CNN
F 3 "" H -1150 1100 50  0001 C CNN
	1    3700 2050
	1    0    0    -1  
$EndComp
Wire Wire Line
	4000 3050 5050 3050
Text Label 5050 3050 2    50   ~ 0
GPIO21(SPI1_SCK)
Wire Wire Line
	4200 1150 4200 1250
Wire Wire Line
	4100 2750 4100 3150
Wire Wire Line
	4100 2550 4100 2750
Wire Wire Line
	4100 2050 4100 2550
Wire Wire Line
	3400 3050 3400 3150
Wire Wire Line
	3300 1150 3300 1950
Wire Wire Line
	3400 2350 3400 3050
Wire Wire Line
	4100 1750 4100 2050
$Comp
L hackup:LevelShifterModule4CH U1
U 1 1 5AF39D90
P 9550 1000
F 0 "U1" H 9550 535 50  0000 C CNN
F 1 "LevelShifter" H 9550 626 50  0000 C CNN
F 2 "hackup:LevelShifterModule4CH" H 9550 1000 50  0001 C CNN
F 3 "" H 9550 1000 50  0001 C CNN
	1    9550 1000
	1    0    0    -1  
$EndComp
$Comp
L hackup:LevelShifterModule4CH U1
U 5 1 5AF39E92
P 10500 2250
F 0 "U1" H 10678 2296 50  0000 L CNN
F 1 "LevelShifter" H 10678 2205 50  0000 L CNN
F 2 "hackup:LevelShifterModule4CH" H 10500 2250 50  0001 C CNN
F 3 "" H 10500 2250 50  0001 C CNN
	5    10500 2250
	1    0    0    -1  
$EndComp
$Comp
L hackup:LevelShifterModule4CH U1
U 3 1 5AF3A14B
P 9550 2600
F 0 "U1" H 9550 2135 50  0000 C CNN
F 1 "LevelShifter" H 9550 2226 50  0000 C CNN
F 2 "hackup:LevelShifterModule4CH" H 9550 2600 50  0001 C CNN
F 3 "" H 9550 2600 50  0001 C CNN
	3    9550 2600
	1    0    0    -1  
$EndComp
$Comp
L hackup:LevelShifterModule4CH U1
U 4 1 5AF3A181
P 9550 3400
F 0 "U1" H 9550 2935 50  0000 C CNN
F 1 "LevelShifter" H 9550 3026 50  0000 C CNN
F 2 "hackup:LevelShifterModule4CH" H 9550 3400 50  0001 C CNN
F 3 "" H 9550 3400 50  0001 C CNN
	4    9550 3400
	1    0    0    -1  
$EndComp
$Comp
L power:+5V #PWR0101
U 1 1 5AF3A4FD
P 10650 1800
F 0 "#PWR0101" H 10650 1650 50  0001 C CNN
F 1 "+5V" H 10650 1940 50  0000 C CNN
F 2 "" H 10650 1800 50  0000 C CNN
F 3 "" H 10650 1800 50  0000 C CNN
	1    10650 1800
	1    0    0    -1  
$EndComp
$Comp
L power:+3.3V #PWR0102
U 1 1 5AF3A558
P 10350 1800
F 0 "#PWR0102" H 10350 1650 50  0001 C CNN
F 1 "+3.3V" H 10350 1940 50  0000 C CNN
F 2 "" H 10350 1800 50  0000 C CNN
F 3 "" H 10350 1800 50  0000 C CNN
	1    10350 1800
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0103
U 1 1 5AF3A635
P 10350 2700
F 0 "#PWR0103" H 10350 2450 50  0001 C CNN
F 1 "GND" H 10350 2550 50  0000 C CNN
F 2 "" H 10350 2700 50  0000 C CNN
F 3 "" H 10350 2700 50  0000 C CNN
	1    10350 2700
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0104
U 1 1 5AF3A654
P 10650 2700
F 0 "#PWR0104" H 10650 2450 50  0001 C CNN
F 1 "GND" H 10650 2550 50  0000 C CNN
F 2 "" H 10650 2700 50  0000 C CNN
F 3 "" H 10650 2700 50  0000 C CNN
	1    10650 2700
	1    0    0    -1  
$EndComp
Wire Wire Line
	10450 1800 10350 1800
Wire Wire Line
	10550 1800 10650 1800
Wire Wire Line
	10550 2700 10650 2700
Wire Wire Line
	10450 2700 10350 2700
Text Label 2400 1250 0    50   ~ 0
GPIO2(SDA1)
Wire Wire Line
	2400 1250 3000 1250
Wire Wire Line
	4000 1650 5050 1650
$Comp
L Connector:DIN-6 J1
U 1 1 5AF65F0B
P 8800 5400
F 0 "J1" H 8800 4922 50  0000 C CNN
F 1 "IEC1" H 8800 5013 50  0000 C CNN
F 2 "DIN-Connector:DIN-6-Variable" H 8800 5400 50  0001 C CNN
F 3 "http://www.mouser.com/ds/2/18/40_c091_abd_e-75918.pdf" H 8800 5400 50  0001 C CNN
	1    8800 5400
	-1   0    0    1   
$EndComp
$Comp
L power:GND #PWR0105
U 1 1 5AF68AB4
P 9100 5650
F 0 "#PWR0105" H 9100 5400 50  0001 C CNN
F 1 "GND" H 9100 5500 50  0000 C CNN
F 2 "" H 9100 5650 50  0000 C CNN
F 3 "" H 9100 5650 50  0000 C CNN
	1    9100 5650
	1    0    0    -1  
$EndComp
Wire Wire Line
	2400 1350 2950 1350
$Comp
L hackup:LevelShifterModule4CH U1
U 2 1 5AF87C0F
P 9550 1800
F 0 "U1" H 9550 1335 50  0000 C CNN
F 1 "LevelShifter" H 9550 1426 50  0000 C CNN
F 2 "hackup:LevelShifterModule4CH" H 9550 1800 50  0001 C CNN
F 3 "" H 9550 1800 50  0001 C CNN
	2    9550 1800
	1    0    0    -1  
$EndComp
Wire Wire Line
	8800 5100 8800 4800
Wire Wire Line
	8800 4800 8400 4800
Wire Wire Line
	8500 5300 8500 5050
Wire Wire Line
	8500 5050 8400 5050
Wire Wire Line
	8500 5500 8500 5850
Wire Wire Line
	8500 5850 8400 5850
Wire Wire Line
	8800 6100 8400 6100
Text GLabel 8450 1050 0    50   Input ~ 0
RESET_BD
Text GLabel 8450 1850 0    50   Input ~ 0
DATA_BD
Text GLabel 8450 2650 0    50   Input ~ 0
CLK_BD
Text GLabel 8450 3450 0    50   Input ~ 0
ATN_BD
Text GLabel 2400 1350 0    50   Input ~ 0
RESET_BD
Text GLabel 5050 1650 2    50   Input ~ 0
DATA_BD
Text GLabel 2350 1650 0    50   Input ~ 0
CLK_BD
Wire Wire Line
	3500 1650 2350 1650
Text GLabel 2400 1250 0    50   Input ~ 0
ATN_BD
$Comp
L Switch:SW_Push SW4
U 1 1 5AF948AF
P 1750 1350
F 0 "SW4" H 1750 1635 50  0000 C CNN
F 1 "SW_Push" H 1750 1544 50  0000 C CNN
F 2 "Buttons_Switches_THT:SW_Tactile_SPST_Angled_PTS645Vx83-2LFS" H 1750 1550 50  0001 C CNN
F 3 "" H 1750 1550 50  0001 C CNN
	1    1750 1350
	1    0    0    -1  
$EndComp
$Comp
L Switch:SW_Push SW1
U 1 1 5AF94967
P 1750 1750
F 0 "SW1" H 1750 2035 50  0000 C CNN
F 1 "SW_Push" H 1750 1944 50  0000 C CNN
F 2 "Buttons_Switches_THT:SW_Tactile_SPST_Angled_PTS645Vx83-2LFS" H 1750 1950 50  0001 C CNN
F 3 "" H 1750 1950 50  0001 C CNN
	1    1750 1750
	1    0    0    -1  
$EndComp
$Comp
L Switch:SW_Push SW2
U 1 1 5AF94A51
P 1750 2150
F 0 "SW2" H 1750 2435 50  0000 C CNN
F 1 "SW_Push" H 1750 2344 50  0000 C CNN
F 2 "Buttons_Switches_THT:SW_Tactile_SPST_Angled_PTS645Vx83-2LFS" H 1750 2350 50  0001 C CNN
F 3 "" H 1750 2350 50  0001 C CNN
	1    1750 2150
	1    0    0    -1  
$EndComp
$Comp
L Switch:SW_Push SW5
U 1 1 5AF94AD9
P 1750 2550
F 0 "SW5" H 1750 2835 50  0000 C CNN
F 1 "SW_Push" H 1750 2744 50  0000 C CNN
F 2 "Buttons_Switches_THT:SW_Tactile_SPST_Angled_PTS645Vx83-2LFS" H 1750 2750 50  0001 C CNN
F 3 "" H 1750 2750 50  0001 C CNN
	1    1750 2550
	1    0    0    -1  
$EndComp
Wire Wire Line
	1950 1450 1950 1350
Wire Wire Line
	1950 1450 3500 1450
Wire Wire Line
	1950 1750 3500 1750
Wire Wire Line
	1950 1850 1950 2150
Wire Wire Line
	1950 1850 3500 1850
Wire Wire Line
	1950 2550 3500 2550
Wire Wire Line
	1550 1350 1550 1750
Wire Wire Line
	1550 1750 1550 2150
Connection ~ 1550 1750
Wire Wire Line
	1550 2550 1550 2150
Connection ~ 1550 2150
$Comp
L Switch:SW_Push SW3
U 1 1 5AFA0D3D
P 5600 1850
F 0 "SW3" H 5600 2135 50  0000 C CNN
F 1 "SW_Push" H 5600 2044 50  0000 C CNN
F 2 "Buttons_Switches_THT:SW_Tactile_SPST_Angled_PTS645Vx83-2LFS" H 5600 2050 50  0001 C CNN
F 3 "" H 5600 2050 50  0001 C CNN
	1    5600 1850
	-1   0    0    -1  
$EndComp
Wire Wire Line
	4000 1850 5400 1850
Wire Wire Line
	5800 3150 5800 1850
Connection ~ 4100 3150
Wire Wire Line
	4100 3150 4100 3200
Wire Wire Line
	1550 3150 3400 3150
Connection ~ 1550 2550
Connection ~ 3400 3150
Wire Wire Line
	3400 3150 3400 3200
$Comp
L device:LED D1
U 1 1 5AFC1792
P 900 1250
F 0 "D1" V 938 1132 50  0000 R CNN
F 1 "PWR" V 847 1132 50  0000 R CNN
F 2 "LEDs:LED_D3.0mm" H 900 1250 50  0001 C CNN
F 3 "~" H 900 1250 50  0001 C CNN
	1    900  1250
	0    -1   -1   0   
$EndComp
$Comp
L device:R R1
U 1 1 5AFC1B93
P 900 950
F 0 "R1" H 970 996 50  0000 L CNN
F 1 "220" H 970 905 50  0000 L CNN
F 2 "Resistors_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 830 950 50  0001 C CNN
F 3 "" H 900 950 50  0001 C CNN
	1    900  950 
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0106
U 1 1 5AFC1CCE
P 900 1400
F 0 "#PWR0106" H 900 1150 50  0001 C CNN
F 1 "GND" H 900 1250 50  0000 C CNN
F 2 "" H 900 1400 50  0000 C CNN
F 3 "" H 900 1400 50  0000 C CNN
	1    900  1400
	1    0    0    -1  
$EndComp
$Comp
L device:Speaker_Crystal LS1
U 1 1 5AF31714
P 700 2750
F 0 "LS1" H 700 2400 50  0000 C CNN
F 1 "Spkr" H 700 2500 50  0000 C CNN
F 2 "hackup:Piezo Speaker 1407" H 665 2700 50  0001 C CNN
F 3 "" H 665 2700 50  0001 C CNN
	1    700  2750
	-1   0    0    1   
$EndComp
$Comp
L device:LED D2
U 1 1 5AF39CA9
P 5100 3400
F 0 "D2" V 5138 3282 50  0000 R CNN
F 1 "ACT" V 5047 3282 50  0000 R CNN
F 2 "LEDs:LED_D3.0mm" H 5100 3400 50  0001 C CNN
F 3 "~" H 5100 3400 50  0001 C CNN
	1    5100 3400
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0108
U 1 1 5AF39D39
P 4750 3450
F 0 "#PWR0108" H 4750 3200 50  0001 C CNN
F 1 "GND" H 4750 3300 50  0000 C CNN
F 2 "" H 4750 3450 50  0000 C CNN
F 3 "" H 4750 3450 50  0000 C CNN
	1    4750 3450
	1    0    0    -1  
$EndComp
$Comp
L device:R R2
U 1 1 5AF3C82A
P 5400 3400
F 0 "R2" H 5470 3446 50  0000 L CNN
F 1 "220" H 5470 3355 50  0000 L CNN
F 2 "Resistors_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 5330 3400 50  0001 C CNN
F 3 "" H 5400 3400 50  0001 C CNN
	1    5400 3400
	0    1    1    0   
$EndComp
$Comp
L conn:Conn_01x01 J4
U 1 1 5AF4251E
P 700 3250
F 0 "J4" H 700 3350 50  0000 C CNN
F 1 "ExtSpkr" H 700 3150 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x01_Pitch2.54mm" H 700 3250 50  0001 C CNN
F 3 "~" H 700 3250 50  0001 C CNN
	1    700  3250
	-1   0    0    1   
$EndComp
Wire Wire Line
	900  3250 1050 3250
$Comp
L conn:Conn_01x06 J3
U 1 1 5AFB0DCF
P 10550 5400
F 0 "J3" H 10630 5392 50  0000 L CNN
F 1 "IEC3" H 10630 5301 50  0000 L CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x06_Pitch2.54mm" H 10550 5400 50  0001 C CNN
F 3 "~" H 10550 5400 50  0001 C CNN
	1    10550 5400
	1    0    0    -1  
$EndComp
Wire Wire Line
	8800 5700 8800 6100
$Comp
L Connector:DIN-6 J2
U 1 1 5AF50C56
P 9700 5400
F 0 "J2" H 9700 4922 50  0000 C CNN
F 1 "IEC2" H 9700 5013 50  0000 C CNN
F 2 "DIN-Connector:DIN-6-Variable" H 9700 5400 50  0001 C CNN
F 3 "http://www.mouser.com/ds/2/18/40_c091_abd_e-75918.pdf" H 9700 5400 50  0001 C CNN
	1    9700 5400
	-1   0    0    1   
$EndComp
Wire Wire Line
	9700 5100 9700 4800
Connection ~ 8800 4800
Wire Wire Line
	8500 5050 9400 5050
Wire Wire Line
	9400 5050 9400 5300
Connection ~ 8500 5050
Wire Wire Line
	9400 5500 9400 5850
Wire Wire Line
	9400 5850 8500 5850
Connection ~ 8500 5850
Wire Wire Line
	10000 5300 10000 5200
Wire Wire Line
	10000 5200 9100 5200
Wire Wire Line
	9100 5200 9100 5300
Wire Wire Line
	10000 5500 10000 5600
Wire Wire Line
	10000 5600 9100 5600
Wire Wire Line
	9100 5600 9100 5500
Wire Wire Line
	9700 5700 9700 6100
Wire Wire Line
	9700 6100 8800 6100
Wire Wire Line
	10350 5200 10000 5200
Connection ~ 10000 5200
Wire Wire Line
	10350 5300 10050 5300
Wire Wire Line
	10050 5300 10050 5500
Wire Wire Line
	10050 5500 10000 5500
Connection ~ 10000 5500
Wire Wire Line
	10350 5400 10100 5400
Wire Wire Line
	10100 5400 10100 5700
Wire Wire Line
	10100 5700 9700 5700
Connection ~ 9700 5700
Wire Wire Line
	10350 5500 10150 5500
Wire Wire Line
	10150 5500 10150 5850
Wire Wire Line
	10150 5850 9400 5850
Connection ~ 9400 5850
Wire Wire Line
	10350 5700 10350 5800
Wire Wire Line
	10350 5800 10850 5800
Wire Wire Line
	10850 5800 10850 5100
Wire Wire Line
	10850 5100 9700 5100
Wire Wire Line
	10350 5600 10300 5600
Wire Wire Line
	10300 5600 10300 5850
Wire Wire Line
	10300 5850 10900 5850
Wire Wire Line
	10900 5850 10900 5050
Wire Wire Line
	10900 5050 9400 5050
Connection ~ 9400 5050
Wire Wire Line
	9100 5650 9100 5600
Connection ~ 9100 5600
Text GLabel 8400 4800 0    50   Input ~ 0
RESET
Text GLabel 8400 5050 0    50   Input ~ 0
DATA
Text GLabel 8400 5850 0    50   Input ~ 0
CLK
Text GLabel 8400 6100 0    50   Input ~ 0
ATN
Wire Wire Line
	8800 4800 9700 4800
Connection ~ 9700 5100
Connection ~ 8800 6100
Wire Wire Line
	9100 5200 9100 4550
Wire Wire Line
	9100 4550 8400 4550
Connection ~ 9100 5200
Text GLabel 8400 4550 0    50   Input ~ 0
SRQ
Text GLabel 9950 1000 2    50   Input ~ 0
RESET
Text GLabel 9950 1800 2    50   Input ~ 0
DATA
Text GLabel 9950 2600 2    50   Input ~ 0
CLK
Text GLabel 9950 3400 2    50   Input ~ 0
ATN
Text GLabel 2350 2850 0    50   Input ~ 0
SRQ_BD
$Comp
L conn:GS3 J5
U 1 1 5B06E6C4
P 8600 1150
F 0 "J5" H 8600 1455 50  0000 C CNN
F 1 "GS3" H 8600 1364 50  0000 C CNN
F 2 "Connectors:GS3" V 8688 1076 50  0001 C CNN
F 3 "" H 8600 1150 50  0001 C CNN
	1    8600 1150
	1    0    0    -1  
$EndComp
$Comp
L conn:GS3 J6
U 1 1 5B072B62
P 8600 1950
F 0 "J6" H 8600 2255 50  0000 C CNN
F 1 "GS3" H 8600 2164 50  0000 C CNN
F 2 "Connectors:GS3" V 8688 1876 50  0001 C CNN
F 3 "" H 8600 1950 50  0001 C CNN
	1    8600 1950
	1    0    0    -1  
$EndComp
$Comp
L conn:GS3 J7
U 1 1 5B072BE3
P 8600 2750
F 0 "J7" H 8600 3055 50  0000 C CNN
F 1 "GS3" H 8600 2964 50  0000 C CNN
F 2 "Connectors:GS3" V 8688 2676 50  0001 C CNN
F 3 "" H 8600 2750 50  0001 C CNN
	1    8600 2750
	1    0    0    -1  
$EndComp
$Comp
L conn:GS3 J8
U 1 1 5B072C85
P 8600 3550
F 0 "J8" H 8600 3855 50  0000 C CNN
F 1 "GS3" H 8600 3764 50  0000 C CNN
F 2 "Connectors:GS3" V 8688 3476 50  0001 C CNN
F 3 "" H 8600 3550 50  0001 C CNN
	1    8600 3550
	1    0    0    -1  
$EndComp
Text GLabel 8450 1250 0    50   Input ~ 0
RESET_IN
Text GLabel 8450 2050 0    50   Input ~ 0
DATA_IN
Text GLabel 8450 2850 0    50   Input ~ 0
CLK_IN
Text GLabel 8450 3650 0    50   Input ~ 0
ATN_IN
Text GLabel 5050 2950 2    50   Input ~ 0
RESET_IN
Wire Wire Line
	4000 2850 5550 2850
Text GLabel 2350 2950 0    50   Input ~ 0
CLK_IN
Text GLabel 5050 1950 2    50   Input ~ 0
ATN_IN
Text GLabel 5050 2150 2    50   Input ~ 0
DATA_IN
$Comp
L Logic_TTL_IEEE:7406 U2
U 1 1 5B07BAD8
P 1900 4400
F 0 "U2" H 1900 4866 50  0000 C CNN
F 1 "7406" H 1900 4775 50  0000 C CNN
F 2 "Housings_DIP:DIP-14_W7.62mm" H 1900 4400 50  0001 C CNN
F 3 "" H 1900 4400 50  0001 C CNN
	1    1900 4400
	1    0    0    -1  
$EndComp
$Comp
L Logic_TTL_IEEE:7406 U2
U 2 1 5B07BCB0
P 1900 5400
F 0 "U2" H 1900 5866 50  0000 C CNN
F 1 "7406" H 1900 5775 50  0000 C CNN
F 2 "Housings_DIP:DIP-14_W7.62mm" H 1900 5400 50  0001 C CNN
F 3 "" H 1900 5400 50  0001 C CNN
	2    1900 5400
	1    0    0    -1  
$EndComp
Text GLabel 1350 4400 0    50   Input ~ 0
DATA_BD
Text GLabel 1350 5400 0    50   Input ~ 0
CLK_BD
Text GLabel 2650 5400 2    50   Input ~ 0
CLK
Text GLabel 2650 4400 2    50   Input ~ 0
DATA
Wire Wire Line
	2450 4400 2500 4400
Wire Wire Line
	2450 5400 2500 5400
$Comp
L device:R R4
U 1 1 5B084030
P 2500 5250
F 0 "R4" H 2570 5296 50  0000 L CNN
F 1 "1k" H 2570 5205 50  0000 L CNN
F 2 "Resistors_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 2430 5250 50  0001 C CNN
F 3 "" H 2500 5250 50  0001 C CNN
	1    2500 5250
	1    0    0    -1  
$EndComp
Connection ~ 2500 5400
Wire Wire Line
	2500 5400 2650 5400
$Comp
L device:R R3
U 1 1 5B08412D
P 2500 4250
F 0 "R3" H 2570 4296 50  0000 L CNN
F 1 "1k" H 2570 4205 50  0000 L CNN
F 2 "Resistors_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 2430 4250 50  0001 C CNN
F 3 "" H 2500 4250 50  0001 C CNN
	1    2500 4250
	1    0    0    -1  
$EndComp
Connection ~ 2500 4400
Wire Wire Line
	2500 4400 2650 4400
$Comp
L power:+5V #PWR0107
U 1 1 5B0841E3
P 2500 4050
F 0 "#PWR0107" H 2500 3900 50  0001 C CNN
F 1 "+5V" H 2500 4190 50  0000 C CNN
F 2 "" H 2500 4050 50  0000 C CNN
F 3 "" H 2500 4050 50  0000 C CNN
	1    2500 4050
	1    0    0    -1  
$EndComp
$Comp
L power:+5V #PWR0110
U 1 1 5B084272
P 2500 5100
F 0 "#PWR0110" H 2500 4950 50  0001 C CNN
F 1 "+5V" H 2500 5240 50  0000 C CNN
F 2 "" H 2500 5100 50  0000 C CNN
F 3 "" H 2500 5100 50  0000 C CNN
	1    2500 5100
	1    0    0    -1  
$EndComp
Wire Wire Line
	1900 4150 1900 4100
Wire Wire Line
	1900 4100 2500 4100
Wire Wire Line
	2500 4100 2500 4050
Connection ~ 2500 4100
$Comp
L device:C C1
U 1 1 5B091DC5
P 3150 4400
F 0 "C1" H 3265 4446 50  0000 L CNN
F 1 "100n" H 3265 4355 50  0000 L CNN
F 2 "Capacitors_THT:C_Disc_D4.3mm_W1.9mm_P5.00mm" H 3188 4250 50  0001 C CNN
F 3 "" H 3150 4400 50  0001 C CNN
	1    3150 4400
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0111
U 1 1 5B091E51
P 3150 4700
F 0 "#PWR0111" H 3150 4450 50  0001 C CNN
F 1 "GND" H 3150 4550 50  0000 C CNN
F 2 "" H 3150 4700 50  0000 C CNN
F 3 "" H 3150 4700 50  0000 C CNN
	1    3150 4700
	1    0    0    -1  
$EndComp
Wire Wire Line
	2500 4100 3150 4100
$Comp
L power:+3.3V #PWR0112
U 1 1 5B096BCC
P 900 800
F 0 "#PWR0112" H 900 650 50  0001 C CNN
F 1 "+3.3V" H 900 940 50  0000 C CNN
F 2 "" H 900 800 50  0000 C CNN
F 3 "" H 900 800 50  0000 C CNN
	1    900  800 
	1    0    0    -1  
$EndComp
Wire Wire Line
	1900 4650 1900 4700
Wire Wire Line
	1900 4700 3150 4700
Wire Wire Line
	3150 4700 3150 4550
Connection ~ 3150 4700
Wire Wire Line
	3150 4100 3150 4250
$Comp
L Switch:SW_Push SW6
U 1 1 5B08095A
P 10050 4800
F 0 "SW6" H 10050 5085 50  0000 C CNN
F 1 "Reset" H 10050 4994 50  0000 C CNN
F 2 "Buttons_Switches_THT:SW_PUSH_6mm" H 10050 5000 50  0001 C CNN
F 3 "" H 10050 5000 50  0001 C CNN
	1    10050 4800
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0109
U 1 1 5B080A8A
P 10250 4800
F 0 "#PWR0109" H 10250 4550 50  0001 C CNN
F 1 "GND" H 10250 4650 50  0000 C CNN
F 2 "" H 10250 4800 50  0000 C CNN
F 3 "" H 10250 4800 50  0000 C CNN
	1    10250 4800
	1    0    0    -1  
$EndComp
Wire Wire Line
	9850 4800 9700 4800
Connection ~ 9700 4800
Text GLabel 9150 1000 0    50   Input ~ 0
RESET_3V
Text GLabel 9150 1800 0    50   Input ~ 0
DATA_3V
Text GLabel 9150 2600 0    50   Input ~ 0
CLK_3V
Text GLabel 9150 3400 0    50   Input ~ 0
ATN_3V
Text GLabel 8750 1150 2    50   Input ~ 0
RESET_3V
Text GLabel 8750 1950 2    50   Input ~ 0
DATA_3V
Text GLabel 8750 2750 2    50   Input ~ 0
CLK_3V
Text GLabel 8750 3550 2    50   Input ~ 0
ATN_3V
$Comp
L Transistor:BSS138 Q1
U 1 1 5B0ADB07
P 7100 1050
F 0 "Q1" V 7350 1050 50  0000 C CNN
F 1 "BSS138" V 7441 1050 50  0000 C CNN
F 2 "TO_SOT_Packages_SMD:SOT-23" H 7300 975 50  0001 L CIN
F 3 "https://www.fairchildsemi.com/datasheets/BS/BSS138.pdf" H 7100 1050 50  0001 L CNN
	1    7100 1050
	0    1    1    0   
$EndComp
$Comp
L device:R R5
U 1 1 5B0ADD23
P 6800 1000
F 0 "R5" H 6870 1046 50  0000 L CNN
F 1 "10k" H 6870 955 50  0000 L CNN
F 2 "Resistors_SMD:R_0805" V 6730 1000 50  0001 C CNN
F 3 "" H 6800 1000 50  0001 C CNN
	1    6800 1000
	1    0    0    -1  
$EndComp
Wire Wire Line
	6800 850  7100 850 
Wire Wire Line
	6900 1150 6800 1150
$Comp
L power:+3.3V #PWR0113
U 1 1 5B0B7C01
P 6800 850
F 0 "#PWR0113" H 6800 700 50  0001 C CNN
F 1 "+3.3V" H 6800 990 50  0000 C CNN
F 2 "" H 6800 850 50  0000 C CNN
F 3 "" H 6800 850 50  0000 C CNN
	1    6800 850 
	1    0    0    -1  
$EndComp
Connection ~ 6800 850 
$Comp
L device:R R9
U 1 1 5B0B7D74
P 7300 1000
F 0 "R9" H 7370 1046 50  0000 L CNN
F 1 "10k" H 7370 955 50  0000 L CNN
F 2 "Resistors_SMD:R_0805" V 7230 1000 50  0001 C CNN
F 3 "" H 7300 1000 50  0001 C CNN
	1    7300 1000
	1    0    0    -1  
$EndComp
$Comp
L power:+5V #PWR0114
U 1 1 5B0B7DDE
P 7300 850
F 0 "#PWR0114" H 7300 700 50  0001 C CNN
F 1 "+5V" H 7300 990 50  0000 C CNN
F 2 "" H 7300 850 50  0000 C CNN
F 3 "" H 7300 850 50  0000 C CNN
	1    7300 850 
	1    0    0    -1  
$EndComp
Wire Wire Line
	6800 1150 6700 1150
Connection ~ 6800 1150
Wire Wire Line
	7300 1150 7400 1150
Connection ~ 7300 1150
$Comp
L Transistor:BSS138 Q2
U 1 1 5B0E6B70
P 7100 1850
F 0 "Q2" V 7350 1850 50  0000 C CNN
F 1 "BSS138" V 7441 1850 50  0000 C CNN
F 2 "TO_SOT_Packages_SMD:SOT-23" H 7300 1775 50  0001 L CIN
F 3 "https://www.fairchildsemi.com/datasheets/BS/BSS138.pdf" H 7100 1850 50  0001 L CNN
	1    7100 1850
	0    1    1    0   
$EndComp
$Comp
L device:R R6
U 1 1 5B0E6B77
P 6800 1800
F 0 "R6" H 6870 1846 50  0000 L CNN
F 1 "10k" H 6870 1755 50  0000 L CNN
F 2 "Resistors_SMD:R_0805" V 6730 1800 50  0001 C CNN
F 3 "" H 6800 1800 50  0001 C CNN
	1    6800 1800
	1    0    0    -1  
$EndComp
Wire Wire Line
	6800 1650 7100 1650
Wire Wire Line
	6900 1950 6800 1950
$Comp
L power:+3.3V #PWR0115
U 1 1 5B0E6B80
P 6800 1650
F 0 "#PWR0115" H 6800 1500 50  0001 C CNN
F 1 "+3.3V" H 6800 1790 50  0000 C CNN
F 2 "" H 6800 1650 50  0000 C CNN
F 3 "" H 6800 1650 50  0000 C CNN
	1    6800 1650
	1    0    0    -1  
$EndComp
Connection ~ 6800 1650
$Comp
L device:R R10
U 1 1 5B0E6B87
P 7300 1800
F 0 "R10" H 7370 1846 50  0000 L CNN
F 1 "10k" H 7370 1755 50  0000 L CNN
F 2 "Resistors_SMD:R_0805" V 7230 1800 50  0001 C CNN
F 3 "" H 7300 1800 50  0001 C CNN
	1    7300 1800
	1    0    0    -1  
$EndComp
$Comp
L power:+5V #PWR0116
U 1 1 5B0E6B8E
P 7300 1650
F 0 "#PWR0116" H 7300 1500 50  0001 C CNN
F 1 "+5V" H 7300 1790 50  0000 C CNN
F 2 "" H 7300 1650 50  0000 C CNN
F 3 "" H 7300 1650 50  0000 C CNN
	1    7300 1650
	1    0    0    -1  
$EndComp
Wire Wire Line
	6800 1950 6700 1950
Connection ~ 6800 1950
Wire Wire Line
	7300 1950 7400 1950
Connection ~ 7300 1950
$Comp
L Transistor:BSS138 Q3
U 1 1 5B0EC42E
P 7100 2650
F 0 "Q3" V 7350 2650 50  0000 C CNN
F 1 "BSS138" V 7441 2650 50  0000 C CNN
F 2 "TO_SOT_Packages_SMD:SOT-23" H 7300 2575 50  0001 L CIN
F 3 "https://www.fairchildsemi.com/datasheets/BS/BSS138.pdf" H 7100 2650 50  0001 L CNN
	1    7100 2650
	0    1    1    0   
$EndComp
$Comp
L device:R R7
U 1 1 5B0EC435
P 6800 2600
F 0 "R7" H 6870 2646 50  0000 L CNN
F 1 "10k" H 6870 2555 50  0000 L CNN
F 2 "Resistors_SMD:R_0805" V 6730 2600 50  0001 C CNN
F 3 "" H 6800 2600 50  0001 C CNN
	1    6800 2600
	1    0    0    -1  
$EndComp
Wire Wire Line
	6800 2450 7100 2450
Wire Wire Line
	6900 2750 6800 2750
$Comp
L power:+3.3V #PWR0117
U 1 1 5B0EC43E
P 6800 2450
F 0 "#PWR0117" H 6800 2300 50  0001 C CNN
F 1 "+3.3V" H 6800 2590 50  0000 C CNN
F 2 "" H 6800 2450 50  0000 C CNN
F 3 "" H 6800 2450 50  0000 C CNN
	1    6800 2450
	1    0    0    -1  
$EndComp
Connection ~ 6800 2450
$Comp
L device:R R11
U 1 1 5B0EC445
P 7300 2600
F 0 "R11" H 7370 2646 50  0000 L CNN
F 1 "10k" H 7370 2555 50  0000 L CNN
F 2 "Resistors_SMD:R_0805" V 7230 2600 50  0001 C CNN
F 3 "" H 7300 2600 50  0001 C CNN
	1    7300 2600
	1    0    0    -1  
$EndComp
$Comp
L power:+5V #PWR0118
U 1 1 5B0EC44C
P 7300 2450
F 0 "#PWR0118" H 7300 2300 50  0001 C CNN
F 1 "+5V" H 7300 2590 50  0000 C CNN
F 2 "" H 7300 2450 50  0000 C CNN
F 3 "" H 7300 2450 50  0000 C CNN
	1    7300 2450
	1    0    0    -1  
$EndComp
Wire Wire Line
	6800 2750 6700 2750
Connection ~ 6800 2750
Wire Wire Line
	7300 2750 7400 2750
Connection ~ 7300 2750
$Comp
L Transistor:BSS138 Q4
U 1 1 5B0F223E
P 7100 3450
F 0 "Q4" V 7350 3450 50  0000 C CNN
F 1 "BSS138" V 7441 3450 50  0000 C CNN
F 2 "TO_SOT_Packages_SMD:SOT-23" H 7300 3375 50  0001 L CIN
F 3 "https://www.fairchildsemi.com/datasheets/BS/BSS138.pdf" H 7100 3450 50  0001 L CNN
	1    7100 3450
	0    1    1    0   
$EndComp
$Comp
L device:R R8
U 1 1 5B0F2245
P 6800 3400
F 0 "R8" H 6870 3446 50  0000 L CNN
F 1 "10k" H 6870 3355 50  0000 L CNN
F 2 "Resistors_SMD:R_0805" V 6730 3400 50  0001 C CNN
F 3 "" H 6800 3400 50  0001 C CNN
	1    6800 3400
	1    0    0    -1  
$EndComp
Wire Wire Line
	6800 3250 7100 3250
Wire Wire Line
	6900 3550 6800 3550
$Comp
L power:+3.3V #PWR0119
U 1 1 5B0F224E
P 6800 3250
F 0 "#PWR0119" H 6800 3100 50  0001 C CNN
F 1 "+3.3V" H 6800 3390 50  0000 C CNN
F 2 "" H 6800 3250 50  0000 C CNN
F 3 "" H 6800 3250 50  0000 C CNN
	1    6800 3250
	1    0    0    -1  
$EndComp
Connection ~ 6800 3250
$Comp
L device:R R12
U 1 1 5B0F2255
P 7300 3400
F 0 "R12" H 7370 3446 50  0000 L CNN
F 1 "10k" H 7370 3355 50  0000 L CNN
F 2 "Resistors_SMD:R_0805" V 7230 3400 50  0001 C CNN
F 3 "" H 7300 3400 50  0001 C CNN
	1    7300 3400
	1    0    0    -1  
$EndComp
$Comp
L power:+5V #PWR0120
U 1 1 5B0F225C
P 7300 3250
F 0 "#PWR0120" H 7300 3100 50  0001 C CNN
F 1 "+5V" H 7300 3390 50  0000 C CNN
F 2 "" H 7300 3250 50  0000 C CNN
F 3 "" H 7300 3250 50  0000 C CNN
	1    7300 3250
	1    0    0    -1  
$EndComp
Wire Wire Line
	6800 3550 6700 3550
Connection ~ 6800 3550
Wire Wire Line
	7300 3550 7400 3550
Connection ~ 7300 3550
Text GLabel 7400 1150 2    50   Input ~ 0
RESET
Text GLabel 7400 1950 2    50   Input ~ 0
DATA
Text GLabel 7400 2750 2    50   Input ~ 0
CLK
Text GLabel 7400 3550 2    50   Input ~ 0
ATN
Text GLabel 6700 3550 0    50   Input ~ 0
ATN_3V
Text GLabel 6700 2750 0    50   Input ~ 0
CLK_3V
Text GLabel 6700 1950 0    50   Input ~ 0
DATA_3V
Text GLabel 6700 1150 0    50   Input ~ 0
RESET_3V
Wire Notes Line
	6250 650  6250 3950
Wire Notes Line
	6250 3950 11150 3950
Wire Notes Line
	11150 3950 11150 650 
Wire Notes Line
	11150 650  6250 650 
Wire Notes Line
	7850 650  7850 3950
Text Notes 7900 3900 0    50   ~ 0
4 Channel Level Shifter Module
Text Notes 6300 3900 0    50   ~ 0
Discrete Level Shifter Components
Wire Notes Line
	950  3850 950  5700
Wire Notes Line
	3500 5700 3500 3850
Text Notes 2450 5650 0    50   ~ 0
7406 Bus Driver (optional)
Text Notes 6650 4050 0    50   ~ 0
Fit either a compatible level shifter module OR the discrete components!
Text GLabel 5050 3050 2    50   Input ~ 0
SRQ_IN
$Comp
L Transistor:BSS138 Q5
U 1 1 5B084802
P 4550 6250
F 0 "Q5" V 4800 6250 50  0000 C CNN
F 1 "BSS138" V 4891 6250 50  0000 C CNN
F 2 "TO_SOT_Packages_SMD:SOT-23" H 4750 6175 50  0001 L CIN
F 3 "https://www.fairchildsemi.com/datasheets/BS/BSS138.pdf" H 4550 6250 50  0001 L CNN
	1    4550 6250
	0    1    1    0   
$EndComp
$Comp
L device:R R14
U 1 1 5B084809
P 4250 6200
F 0 "R14" H 4320 6246 50  0000 L CNN
F 1 "10k" H 4320 6155 50  0000 L CNN
F 2 "Resistors_SMD:R_0805" V 4180 6200 50  0001 C CNN
F 3 "" H 4250 6200 50  0001 C CNN
	1    4250 6200
	1    0    0    -1  
$EndComp
Wire Wire Line
	4250 6050 4550 6050
Wire Wire Line
	4350 6350 4250 6350
$Comp
L power:+3.3V #PWR0121
U 1 1 5B084812
P 4250 6050
F 0 "#PWR0121" H 4250 5900 50  0001 C CNN
F 1 "+3.3V" H 4250 6190 50  0000 C CNN
F 2 "" H 4250 6050 50  0000 C CNN
F 3 "" H 4250 6050 50  0000 C CNN
	1    4250 6050
	1    0    0    -1  
$EndComp
Connection ~ 4250 6050
$Comp
L device:R R15
U 1 1 5B084819
P 4750 6200
F 0 "R15" H 4820 6246 50  0000 L CNN
F 1 "10k" H 4820 6155 50  0000 L CNN
F 2 "Resistors_SMD:R_0805" V 4680 6200 50  0001 C CNN
F 3 "" H 4750 6200 50  0001 C CNN
	1    4750 6200
	1    0    0    -1  
$EndComp
$Comp
L power:+5V #PWR0122
U 1 1 5B084820
P 4750 6050
F 0 "#PWR0122" H 4750 5900 50  0001 C CNN
F 1 "+5V" H 4750 6190 50  0000 C CNN
F 2 "" H 4750 6050 50  0000 C CNN
F 3 "" H 4750 6050 50  0000 C CNN
	1    4750 6050
	1    0    0    -1  
$EndComp
Wire Wire Line
	4250 6350 4150 6350
Connection ~ 4250 6350
Connection ~ 4750 6350
Text GLabel 5550 5950 2    50   Input ~ 0
SRQ
Text GLabel 4150 6350 0    50   Input ~ 0
SRQ_3V
Text GLabel 3500 6400 0    50   Input ~ 0
SRQ_BD
$Comp
L conn:GS3 J9
U 1 1 5B09227D
P 3650 6500
F 0 "J9" H 3650 6805 50  0000 C CNN
F 1 "GS3" H 3650 6714 50  0000 C CNN
F 2 "Connectors:GS3" V 3738 6426 50  0001 C CNN
F 3 "" H 3650 6500 50  0001 C CNN
	1    3650 6500
	1    0    0    -1  
$EndComp
Text GLabel 3500 6600 0    50   Input ~ 0
SRQ_IN
Text GLabel 3800 6500 2    50   Input ~ 0
SRQ_3V
$Comp
L Logic_TTL_IEEE:7406 U2
U 4 1 5B0A6AD9
P 1900 6550
F 0 "U2" H 1900 7016 50  0000 C CNN
F 1 "7406" H 1900 6925 50  0000 C CNN
F 2 "Housings_DIP:DIP-14_W7.62mm" H 1900 6550 50  0001 C CNN
F 3 "" H 1900 6550 50  0001 C CNN
	4    1900 6550
	1    0    0    -1  
$EndComp
Text GLabel 1350 6550 0    50   Input ~ 0
SRQ_BD
Wire Wire Line
	2450 6550 2500 6550
$Comp
L device:R R13
U 1 1 5B0A6AE3
P 2500 6400
F 0 "R13" H 2570 6446 50  0000 L CNN
F 1 "1k" H 2570 6355 50  0000 L CNN
F 2 "Resistors_SMD:R_0805_HandSoldering" V 2430 6400 50  0001 C CNN
F 3 "" H 2500 6400 50  0001 C CNN
	1    2500 6400
	1    0    0    -1  
$EndComp
Connection ~ 2500 6550
Wire Wire Line
	2500 6550 2650 6550
$Comp
L power:+5V #PWR0123
U 1 1 5B0A6AEC
P 2500 6250
F 0 "#PWR0123" H 2500 6100 50  0001 C CNN
F 1 "+5V" H 2500 6390 50  0000 C CNN
F 2 "" H 2500 6250 50  0000 C CNN
F 3 "" H 2500 6250 50  0000 C CNN
	1    2500 6250
	1    0    0    -1  
$EndComp
Wire Wire Line
	1550 2550 1550 2650
Connection ~ 1550 2650
Wire Wire Line
	1550 2650 1550 3150
Wire Wire Line
	1050 3250 1050 2750
Wire Wire Line
	1050 2750 900  2750
Wire Notes Line
	5800 5850 950  5850
Wire Notes Line
	950  5850 950  7000
Wire Notes Line
	950  7000 5800 7000
Wire Notes Line
	5800 7000 5800 5850
Text Notes 4000 6950 0    50   ~ 0
Reserved SRQ support (optional)
Wire Notes Line
	3500 3850 950  3850
Wire Notes Line
	3500 5700 950  5700
$Comp
L Pi1541io:Conn_01x04-Connector J12
U 1 1 5B16BA02
P 5500 4750
F 0 "J12" H 5580 4742 50  0000 L CNN
F 1 "I2C" H 5580 4651 50  0000 L CNN
F 2 "Socket_Strips:Socket_Strip_Straight_1x04_Pitch2.54mm" H 5500 4750 50  0001 C CNN
F 3 "~" H 5500 4750 50  0001 C CNN
	1    5500 4750
	1    0    0    -1  
$EndComp
Text GLabel 2400 900  0    50   Input ~ 0
I2C1_SDA
Text GLabel 2400 1000 0    50   Input ~ 0
I2C1_SCL
Wire Wire Line
	2400 1000 2950 1000
Wire Wire Line
	2950 1000 2950 1350
Connection ~ 2950 1350
Wire Wire Line
	2950 1350 3500 1350
Wire Wire Line
	2400 900  3000 900 
Wire Wire Line
	3000 900  3000 1250
Connection ~ 3000 1250
Wire Wire Line
	3000 1250 3500 1250
Text GLabel 2350 2450 0    50   Input ~ 0
I2C0_SDA
Text GLabel 5050 2450 2    50   Input ~ 0
I2C0_SCL
Wire Wire Line
	5550 2850 5550 3400
$Comp
L conn:GS3 J10
U 1 1 5B1BB247
P 4300 4650
F 0 "J10" H 4300 4955 50  0000 C CNN
F 1 "SDA" H 4300 4864 50  0000 C CNN
F 2 "Connectors:GS3" V 4388 4576 50  0001 C CNN
F 3 "" H 4300 4650 50  0001 C CNN
	1    4300 4650
	1    0    0    -1  
$EndComp
$Comp
L conn:GS3 J11
U 1 1 5B1BB619
P 4300 5200
F 0 "J11" H 4300 5505 50  0000 C CNN
F 1 "SCL" H 4300 5414 50  0000 C CNN
F 2 "Connectors:GS3" V 4388 5126 50  0001 C CNN
F 3 "" H 4300 5200 50  0001 C CNN
	1    4300 5200
	1    0    0    -1  
$EndComp
Wire Wire Line
	5300 4650 4450 4650
$Comp
L power:GND #PWR0125
U 1 1 5B1E56FA
P 4650 5500
F 0 "#PWR0125" H 4650 5250 50  0001 C CNN
F 1 "GND" H 4650 5350 50  0000 C CNN
F 2 "" H 4650 5500 50  0000 C CNN
F 3 "" H 4650 5500 50  0000 C CNN
	1    4650 5500
	1    0    0    -1  
$EndComp
Wire Wire Line
	5300 4750 4550 4750
Wire Wire Line
	4550 4750 4550 5200
Wire Wire Line
	4550 5200 4450 5200
Text GLabel 4150 4550 0    50   Input ~ 0
I2C0_SDA
Text GLabel 4150 4750 0    50   Input ~ 0
I2C1_SDA
Text GLabel 4150 5100 0    50   Input ~ 0
I2C0_SCL
Text GLabel 4150 5300 0    50   Input ~ 0
I2C1_SCL
Wire Wire Line
	4100 3150 5800 3150
Wire Wire Line
	4950 3400 4750 3400
Wire Wire Line
	4750 3400 4750 3450
Wire Notes Line
	3550 3850 3550 5700
Wire Notes Line
	3550 5700 5800 5700
Wire Notes Line
	5800 5700 5800 3850
Wire Notes Line
	5800 3850 3550 3850
Text Notes 4900 5650 0    50   ~ 0
I2C Display Connector
$Comp
L power:+3.3V #PWR0124
U 1 1 5B3C1A0C
P 3950 4050
F 0 "#PWR0124" H 3950 3900 50  0001 C CNN
F 1 "+3.3V" H 3950 4190 50  0000 C CNN
F 2 "" H 3950 4050 50  0000 C CNN
F 3 "" H 3950 4050 50  0000 C CNN
	1    3950 4050
	1    0    0    -1  
$EndComp
$Comp
L conn:GS3 J13
U 1 1 5B409F64
P 4800 5100
F 0 "J13" H 4800 5405 50  0000 C CNN
F 1 "SDA" H 4800 5314 50  0000 C CNN
F 2 "Connectors:GS3" V 4888 5026 50  0001 C CNN
F 3 "" H 4800 5100 50  0001 C CNN
	1    4800 5100
	1    0    0    -1  
$EndComp
$Comp
L conn:GS3 J14
U 1 1 5B413348
P 5150 5350
F 0 "J14" H 5150 5655 50  0000 C CNN
F 1 "SDA" H 5150 5564 50  0000 C CNN
F 2 "Connectors:GS3" V 5238 5276 50  0001 C CNN
F 3 "" H 5150 5350 50  0001 C CNN
	1    5150 5350
	1    0    0    -1  
$EndComp
Wire Wire Line
	5300 5350 5300 4950
Wire Wire Line
	5300 4850 4950 4850
Wire Wire Line
	4950 4850 4950 5100
Wire Wire Line
	4650 5200 4650 5450
Wire Wire Line
	5000 5450 4650 5450
Connection ~ 4650 5450
Wire Wire Line
	4650 5450 4650 5500
Wire Wire Line
	4650 5000 4650 4500
Wire Wire Line
	5000 5250 5000 4500
Wire Wire Line
	5000 4500 4650 4500
Connection ~ 4650 4500
$Comp
L conn:GS3 J15
U 1 1 5B44E5B6
P 4150 4200
F 0 "J15" H 4150 4505 50  0000 C CNN
F 1 "SDA" H 4150 4414 50  0000 C CNN
F 2 "Connectors:GS3" V 4238 4126 50  0001 C CNN
F 3 "" H 4150 4200 50  0001 C CNN
	1    4150 4200
	1    0    0    -1  
$EndComp
$Comp
L power:+5V #PWR0126
U 1 1 5B44E7CA
P 3700 4050
F 0 "#PWR0126" H 3700 3900 50  0001 C CNN
F 1 "+5V" H 3700 4190 50  0000 C CNN
F 2 "" H 3700 4050 50  0000 C CNN
F 3 "" H 3700 4050 50  0000 C CNN
	1    3700 4050
	1    0    0    -1  
$EndComp
Wire Wire Line
	3950 4050 3950 4100
Wire Wire Line
	3950 4100 4000 4100
Wire Wire Line
	4000 4300 3700 4300
Wire Wire Line
	3700 4300 3700 4050
Wire Wire Line
	4650 4200 4300 4200
Wire Wire Line
	4650 4200 4650 4500
$Comp
L Mechanical:MountingHole MK5
U 1 1 5BA68CF3
P 1800 7300
F 0 "MK5" H 1900 7346 50  0000 L CNN
F 1 "ZipTie" H 1900 7255 50  0000 L CNN
F 2 "DIN-Connector:ZipTie_3.0mm" H 1800 7300 60  0001 C CNN
F 3 "" H 1800 7300 60  0001 C CNN
	1    1800 7300
	1    0    0    -1  
$EndComp
$Comp
L Mechanical:MountingHole MK6
U 1 1 5BA6979B
P 1800 7500
F 0 "MK6" H 1900 7546 50  0000 L CNN
F 1 "ZipTie" H 1900 7455 50  0000 L CNN
F 2 "DIN-Connector:ZipTie_3.0mm" H 1800 7500 60  0001 C CNN
F 3 "" H 1800 7500 60  0001 C CNN
	1    1800 7500
	1    0    0    -1  
$EndComp
Wire Wire Line
	900  2650 1550 2650
$Comp
L Switch:SW_SPST SW7
U 1 1 5BB91903
P 1250 2750
F 0 "SW7" H 1250 2550 50  0000 C CNN
F 1 "SPKR_EN" H 1250 2650 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_2x01_Pitch2.54mm" H 1250 2750 50  0001 C CNN
F 3 "" H 1250 2750 50  0001 C CNN
	1    1250 2750
	1    0    0    -1  
$EndComp
Wire Wire Line
	1450 2750 3500 2750
Connection ~ 1050 2750
$Comp
L conn:GS2 J16
U 1 1 5BCF72C0
P 5350 6150
F 0 "J16" H 5418 6196 50  0000 L CNN
F 1 "GS2" H 5418 6105 50  0000 L CNN
F 2 "Connectors:GS2" V 5424 6150 50  0001 C CNN
F 3 "" H 5350 6150 50  0001 C CNN
	1    5350 6150
	1    0    0    -1  
$EndComp
Wire Wire Line
	5550 5950 5350 5950
Wire Wire Line
	4750 6350 5350 6350
Wire Wire Line
	5350 6350 5350 6750
Wire Wire Line
	5350 6750 2650 6750
Wire Wire Line
	2650 6750 2650 6550
Connection ~ 5350 6350
$EndSCHEMATC