EESchema Schematic File Version 4
LIBS:IV-9_Clock-cache
EELAYER 26 0
EELAYER END
$Descr A2 23386 16535
encoding utf-8
Sheet 2 15
Title "Tubes"
Date "2018-10-01"
Rev "A"
Comp "Maximilian Nowka"
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Sheet
S 4450 5050 1250 1150
U 5BB247DF
F0 "IV-9_Tube" 39
F1 "IV-9_Tube.sch" 39
F2 "+5V" I L 4450 5200 51 
F3 "+2.5V" I L 4450 5300 51 
F4 "Clk" I L 4450 5650 51 
F5 "~enable_Shiftregister" I L 4450 5750 51 
F6 "Data_in" I L 4450 6050 51 
F7 "~latch" I L 4450 5550 51 
F8 "Current_Sensing" O R 5700 5200 51 
F9 "Data_out" O R 5700 6050 51 
F10 "Reset" I L 4450 5850 51 
F11 "Tube_LED" I L 4450 5950 50 
$EndSheet
$Sheet
S 6750 5050 1250 1150
U 5BB32DD3
F0 "sheet5BB32DC8" 39
F1 "IV-9_Tube.sch" 39
F2 "+5V" I L 6750 5200 51 
F3 "+2.5V" I L 6750 5300 51 
F4 "Clk" I L 6750 5650 51 
F5 "~enable_Shiftregister" I L 6750 5750 51 
F6 "Data_in" I L 6750 6050 51 
F7 "~latch" I L 6750 5550 51 
F8 "Current_Sensing" O R 8000 5200 51 
F9 "Data_out" O R 8000 6050 51 
F10 "Reset" I L 6750 5850 51 
F11 "Tube_LED" I L 6750 5950 50 
$EndSheet
$Comp
L power:VCC #PWR0101
U 1 1 5BB32E31
P 6700 5100
F 0 "#PWR0101" H 6700 4950 50  0001 C CNN
F 1 "VCC" H 6717 5273 50  0000 C CNN
F 2 "" H 6700 5100 50  0001 C CNN
F 3 "" H 6700 5100 50  0001 C CNN
	1    6700 5100
	1    0    0    -1  
$EndComp
Wire Wire Line
	6700 5100 6700 5200
Wire Wire Line
	6700 5200 6750 5200
Wire Wire Line
	6500 5100 6500 5300
Wire Wire Line
	6750 5550 6350 5550
Wire Wire Line
	6350 5550 6350 4750
Wire Wire Line
	6750 5650 6250 5650
Wire Wire Line
	6250 5650 6250 4650
Wire Wire Line
	6750 5750 6150 5750
Wire Wire Line
	6750 5850 6050 5850
Wire Wire Line
	6050 5850 6050 4450
$Comp
L power:VCC #PWR0103
U 1 1 5BB330EE
P 4350 5100
F 0 "#PWR0103" H 4350 4950 50  0001 C CNN
F 1 "VCC" H 4367 5273 50  0000 C CNN
F 2 "" H 4350 5100 50  0001 C CNN
F 3 "" H 4350 5100 50  0001 C CNN
	1    4350 5100
	1    0    0    -1  
$EndComp
Wire Wire Line
	4350 5100 4350 5200
Wire Wire Line
	4350 5200 4450 5200
Wire Wire Line
	4150 5100 4150 5300
Wire Wire Line
	4150 5300 4450 5300
Wire Wire Line
	4450 5550 4050 5550
Wire Wire Line
	4050 5550 4050 4750
Wire Wire Line
	4450 5650 3950 5650
Wire Wire Line
	3950 5650 3950 4650
Wire Wire Line
	4450 5750 3850 5750
Wire Wire Line
	3850 5750 3850 4550
Wire Wire Line
	4450 5850 3750 5850
Wire Wire Line
	3750 5850 3750 4450
Wire Wire Line
	3750 4450 6050 4450
Wire Wire Line
	3850 4550 6150 4550
Wire Wire Line
	6150 4550 6150 5750
Wire Wire Line
	6250 4650 3950 4650
Wire Wire Line
	4050 4750 6350 4750
Wire Wire Line
	6500 5300 6750 5300
Text GLabel 5950 4250 2    51   Input ~ 0
Currentsensing_Tube_1
Text GLabel 8150 5350 3    51   Input ~ 0
Currentsensing_Tube_2
Wire Wire Line
	8150 5350 8150 5200
Wire Wire Line
	8150 5200 8000 5200
$Sheet
S 10150 5050 1250 1150
U 5BB36AE9
F0 "sheet5BB36ADE" 39
F1 "IV-9_Tube.sch" 39
F2 "+5V" I L 10150 5200 51 
F3 "+2.5V" I L 10150 5300 51 
F4 "Clk" I L 10150 5650 51 
F5 "~enable_Shiftregister" I L 10150 5750 51 
F6 "Data_in" I L 10150 6050 51 
F7 "~latch" I L 10150 5550 51 
F8 "Current_Sensing" O R 11400 5200 51 
F9 "Data_out" O R 11400 6050 51 
F10 "Reset" I L 10150 5850 51 
F11 "Tube_LED" I L 10150 5950 50 
$EndSheet
$Comp
L power:VCC #PWR0105
U 1 1 5BB36AF0
P 10100 5100
F 0 "#PWR0105" H 10100 4950 50  0001 C CNN
F 1 "VCC" H 10117 5273 50  0000 C CNN
F 2 "" H 10100 5100 50  0001 C CNN
F 3 "" H 10100 5100 50  0001 C CNN
	1    10100 5100
	1    0    0    -1  
$EndComp
Wire Wire Line
	10100 5100 10100 5200
Wire Wire Line
	10100 5200 10150 5200
Wire Wire Line
	9900 5100 9900 5300
Wire Wire Line
	10150 5550 9750 5550
Wire Wire Line
	10150 5650 9650 5650
Wire Wire Line
	10150 5750 9550 5750
Wire Wire Line
	10150 5850 9450 5850
Wire Wire Line
	9900 5300 10150 5300
Text GLabel 11650 4250 2    51   Input ~ 0
Currentsensing_Tube_3
Connection ~ 6350 4750
Connection ~ 6250 4650
Connection ~ 6150 4550
Connection ~ 6050 4450
$Sheet
S 12400 5050 1250 1150
U 5BB3BB9E
F0 "sheet5BB3BB93" 39
F1 "IV-9_Tube.sch" 39
F2 "+5V" I L 12400 5200 51 
F3 "+2.5V" I L 12400 5300 51 
F4 "Clk" I L 12400 5650 51 
F5 "~enable_Shiftregister" I L 12400 5750 51 
F6 "Data_in" I L 12400 6050 51 
F7 "~latch" I L 12400 5550 51 
F8 "Current_Sensing" O R 13650 5200 51 
F9 "Data_out" O R 13650 6050 51 
F10 "Reset" I L 12400 5850 51 
F11 "Tube_LED" I L 12400 5950 50 
$EndSheet
$Comp
L power:VCC #PWR0107
U 1 1 5BB3BBA5
P 12350 5100
F 0 "#PWR0107" H 12350 4950 50  0001 C CNN
F 1 "VCC" H 12367 5273 50  0000 C CNN
F 2 "" H 12350 5100 50  0001 C CNN
F 3 "" H 12350 5100 50  0001 C CNN
	1    12350 5100
	1    0    0    -1  
$EndComp
Wire Wire Line
	12350 5100 12350 5200
Wire Wire Line
	12350 5200 12400 5200
Wire Wire Line
	12150 5100 12150 5300
Wire Wire Line
	12400 5550 12000 5550
Wire Wire Line
	12000 5550 12000 4750
Wire Wire Line
	12400 5650 11900 5650
Wire Wire Line
	11900 5650 11900 4650
Wire Wire Line
	12400 5750 11800 5750
Wire Wire Line
	12400 5850 11700 5850
Wire Wire Line
	11700 5850 11700 4450
Wire Wire Line
	11800 4550 11800 5750
Wire Wire Line
	12150 5300 12400 5300
Text GLabel 13800 5350 3    51   Input ~ 0
Currentsensing_Tube_4
Wire Wire Line
	13800 5350 13800 5200
Wire Wire Line
	13800 5200 13650 5200
Connection ~ 11700 4450
Connection ~ 11800 4550
Connection ~ 11900 4650
Connection ~ 12000 4750
Wire Wire Line
	6350 4750 9750 4750
Wire Wire Line
	12000 4750 15400 4750
Wire Wire Line
	6250 4650 9650 4650
Wire Wire Line
	15300 4650 11900 4650
Wire Wire Line
	6150 4550 9550 4550
Wire Wire Line
	11800 4550 15200 4550
Wire Wire Line
	6050 4450 9450 4450
$Comp
L power:VCC #PWR0109
U 1 1 5BB3E87F
P 15750 5100
F 0 "#PWR0109" H 15750 4950 50  0001 C CNN
F 1 "VCC" H 15767 5273 50  0000 C CNN
F 2 "" H 15750 5100 50  0001 C CNN
F 3 "" H 15750 5100 50  0001 C CNN
	1    15750 5100
	1    0    0    -1  
$EndComp
Wire Wire Line
	15750 5100 15750 5200
Wire Wire Line
	15750 5200 15800 5200
Wire Wire Line
	15550 5100 15550 5300
Wire Wire Line
	15800 5550 15400 5550
Wire Wire Line
	15400 5550 15400 4750
Wire Wire Line
	15800 5650 15300 5650
Wire Wire Line
	15300 5650 15300 4650
Wire Wire Line
	15800 5750 15200 5750
Wire Wire Line
	15800 5850 15100 5850
Wire Wire Line
	15100 5850 15100 4450
Wire Wire Line
	15200 4550 15200 5750
Wire Wire Line
	15550 5300 15800 5300
Text GLabel 17250 4250 2    51   Input ~ 0
Currentsensing_Tube_5
$Sheet
S 18050 5050 1250 1150
U 5BB3E89F
F0 "sheet5BB3E86D" 39
F1 "IV-9_Tube.sch" 39
F2 "+5V" I L 18050 5200 51 
F3 "+2.5V" I L 18050 5300 51 
F4 "Clk" I L 18050 5650 51 
F5 "~enable_Shiftregister" I L 18050 5750 51 
F6 "Data_in" I L 18050 6050 51 
F7 "~latch" I L 18050 5550 51 
F8 "Current_Sensing" O R 19300 5200 51 
F9 "Data_out" O R 19300 6050 51 
F10 "Reset" I L 18050 5850 51 
F11 "Tube_LED" I L 18050 5950 50 
$EndSheet
$Comp
L power:VCC #PWR0111
U 1 1 5BB3E8A6
P 18000 5100
F 0 "#PWR0111" H 18000 4950 50  0001 C CNN
F 1 "VCC" H 18017 5273 50  0000 C CNN
F 2 "" H 18000 5100 50  0001 C CNN
F 3 "" H 18000 5100 50  0001 C CNN
	1    18000 5100
	1    0    0    -1  
$EndComp
Wire Wire Line
	18000 5100 18000 5200
Wire Wire Line
	18000 5200 18050 5200
Wire Wire Line
	17800 5100 17800 5300
Wire Wire Line
	18050 5550 17650 5550
Wire Wire Line
	17650 5550 17650 4750
Wire Wire Line
	18050 5650 17550 5650
Wire Wire Line
	17550 5650 17550 4650
Wire Wire Line
	18050 5750 17450 5750
Wire Wire Line
	18050 5850 17350 5850
Wire Wire Line
	17350 5850 17350 4450
Wire Wire Line
	17450 4550 17450 5750
Wire Wire Line
	17800 5300 18050 5300
Text GLabel 19450 5350 3    51   Input ~ 0
Currentsensing_Tube_6
Wire Wire Line
	19450 5350 19450 5200
Wire Wire Line
	19450 5200 19300 5200
Wire Wire Line
	15100 4450 17350 4450
Wire Wire Line
	11700 4450 15100 4450
Connection ~ 15100 4450
Wire Wire Line
	15200 4550 17450 4550
Connection ~ 15200 4550
Wire Wire Line
	17550 4650 15300 4650
Connection ~ 15300 4650
Wire Wire Line
	15400 4750 17650 4750
Connection ~ 15400 4750
Wire Wire Line
	9750 5550 9750 4750
Connection ~ 9750 4750
Wire Wire Line
	9750 4750 12000 4750
Wire Wire Line
	9650 5650 9650 4650
Connection ~ 9650 4650
Wire Wire Line
	9650 4650 11900 4650
Wire Wire Line
	9550 5750 9550 4550
Connection ~ 9550 4550
Wire Wire Line
	9550 4550 11800 4550
Wire Wire Line
	9450 5850 9450 4450
Connection ~ 9450 4450
Wire Wire Line
	9450 4450 11700 4450
Wire Wire Line
	3750 4450 3450 4450
Connection ~ 3750 4450
Wire Wire Line
	3850 4550 3450 4550
Connection ~ 3850 4550
Wire Wire Line
	3950 4650 3450 4650
Connection ~ 3950 4650
Wire Wire Line
	4050 4750 3450 4750
Connection ~ 4050 4750
Text GLabel 3450 4450 0    39   Input ~ 0
~latch_Shiftregister
Text GLabel 3450 4550 0    39   Input ~ 0
clk
Text GLabel 3450 4650 0    39   Input ~ 0
~enable_Shiftregister
Text GLabel 1700 6500 0    39   Input ~ 0
MOSI
Text GLabel 3450 4750 0    39   Input ~ 0
reset_Shiftregister
Wire Wire Line
	8000 6050 8200 6050
Wire Wire Line
	8200 6050 8200 6500
Wire Wire Line
	4250 6500 4250 6050
Wire Wire Line
	4250 6050 4450 6050
Wire Wire Line
	4250 6500 8200 6500
Wire Wire Line
	13650 6050 14050 6050
Wire Wire Line
	14050 6050 14050 6850
Wire Wire Line
	14050 6850 10100 6850
Wire Wire Line
	10100 6850 10100 6050
Wire Wire Line
	10100 6050 10150 6050
Wire Wire Line
	15800 6050 15650 6050
Wire Wire Line
	15650 6050 15650 6500
Wire Wire Line
	15650 6500 19650 6500
Wire Wire Line
	19650 6500 19650 6050
Wire Wire Line
	19650 6050 19300 6050
Wire Wire Line
	11400 6050 11450 6050
Wire Wire Line
	11450 6050 11450 6950
Wire Wire Line
	11450 6950 6600 6950
Wire Wire Line
	6600 6950 6600 6050
Wire Wire Line
	6600 6050 6750 6050
Wire Wire Line
	12400 6050 12350 6050
Wire Wire Line
	12350 6050 12350 6750
Wire Wire Line
	12350 6750 17250 6750
Wire Wire Line
	17250 6750 17250 6050
Wire Wire Line
	17250 6050 17050 6050
Wire Wire Line
	3950 7250 17600 7250
Wire Wire Line
	17600 7250 17600 6050
Wire Wire Line
	17600 6050 18050 6050
$Sheet
S 15800 5050 1250 1150
U 5BB3E878
F0 "sheet5BB3E86C" 39
F1 "IV-9_Tube.sch" 39
F2 "+5V" I L 15800 5200 51 
F3 "+2.5V" I L 15800 5300 51 
F4 "Clk" I L 15800 5650 51 
F5 "~enable_Shiftregister" I L 15800 5750 51 
F6 "Data_in" I L 15800 6050 51 
F7 "~latch" I L 15800 5550 51 
F8 "Current_Sensing" O R 17050 5200 51 
F9 "Data_out" O R 17050 6050 51 
F10 "Reset" I L 15800 5850 51 
F11 "Tube_LED" I L 15800 5950 50 
$EndSheet
$Comp
L device:LED D201
U 1 1 5BBD4644
P 9100 9050
F 0 "D201" V 9138 8932 50  0000 R CNN
F 1 "LED_Dot_red" V 9047 8932 50  0000 R CNN
F 2 "LEDs:LED_D3.0mm" H 9100 9050 50  0001 C CNN
F 3 "~" H 9100 9050 50  0001 C CNN
	1    9100 9050
	0    -1   -1   0   
$EndComp
$Comp
L power:VCC #PWR0153
U 1 1 5BBD46DB
P 9100 8400
F 0 "#PWR0153" H 9100 8250 50  0001 C CNN
F 1 "VCC" H 9117 8573 50  0000 C CNN
F 2 "" H 9100 8400 50  0001 C CNN
F 3 "" H 9100 8400 50  0001 C CNN
	1    9100 8400
	1    0    0    -1  
$EndComp
$Comp
L device:R R202
U 1 1 5BBD471C
P 9100 8650
F 0 "R202" H 9170 8696 50  0000 L CNN
F 1 "1k" H 9170 8605 50  0000 L CNN
F 2 "Resistors_SMD:R_0603" V 9030 8650 50  0001 C CNN
F 3 "~" H 9100 8650 50  0001 C CNN
	1    9100 8650
	1    0    0    -1  
$EndComp
Wire Wire Line
	9100 8800 9100 8900
Wire Wire Line
	9100 8400 9100 8500
$Comp
L Transistor_FET:BSS138 Q201
U 1 1 5BBDEA3D
P 9000 9500
F 0 "Q201" H 9205 9546 50  0000 L CNN
F 1 "BSS138" H 9205 9455 50  0000 L CNN
F 2 "TO_SOT_Packages_SMD:SOT-23" H 9200 9425 50  0001 L CIN
F 3 "https://www.fairchildsemi.com/datasheets/BS/BSS138.pdf" H 9000 9500 50  0001 L CNN
	1    9000 9500
	1    0    0    -1  
$EndComp
Wire Wire Line
	9100 9300 9100 9200
$Comp
L power:GND #PWR0158
U 1 1 5BBE3D82
P 9100 9900
F 0 "#PWR0158" H 9100 9650 50  0001 C CNN
F 1 "GND" H 9105 9727 50  0000 C CNN
F 2 "" H 9100 9900 50  0001 C CNN
F 3 "" H 9100 9900 50  0001 C CNN
	1    9100 9900
	1    0    0    -1  
$EndComp
$Comp
L device:R R201
U 1 1 5BBE40CE
P 8700 9750
F 0 "R201" H 8770 9796 50  0000 L CNN
F 1 "10k" H 8770 9705 50  0000 L CNN
F 2 "Resistors_SMD:R_0603" V 8630 9750 50  0001 C CNN
F 3 "~" H 8700 9750 50  0001 C CNN
	1    8700 9750
	1    0    0    -1  
$EndComp
Wire Wire Line
	8700 9600 8700 9500
Wire Wire Line
	8700 9500 8800 9500
Wire Wire Line
	9100 9700 9100 9900
$Comp
L power:GND #PWR0159
U 1 1 5BBEEE95
P 8700 9900
F 0 "#PWR0159" H 8700 9650 50  0001 C CNN
F 1 "GND" H 8705 9727 50  0000 C CNN
F 2 "" H 8700 9900 50  0001 C CNN
F 3 "" H 8700 9900 50  0001 C CNN
	1    8700 9900
	1    0    0    -1  
$EndComp
$Comp
L device:LED D202
U 1 1 5BBEEFA5
P 14800 8900
F 0 "D202" V 14838 8782 50  0000 R CNN
F 1 "LED_Dot_red" V 14747 8782 50  0000 R CNN
F 2 "LEDs:LED_D3.0mm" H 14800 8900 50  0001 C CNN
F 3 "~" H 14800 8900 50  0001 C CNN
	1    14800 8900
	0    -1   -1   0   
$EndComp
$Comp
L power:VCC #PWR0160
U 1 1 5BBEEFAC
P 14800 8250
F 0 "#PWR0160" H 14800 8100 50  0001 C CNN
F 1 "VCC" H 14817 8423 50  0000 C CNN
F 2 "" H 14800 8250 50  0001 C CNN
F 3 "" H 14800 8250 50  0001 C CNN
	1    14800 8250
	1    0    0    -1  
$EndComp
$Comp
L device:R R204
U 1 1 5BBEEFB2
P 14800 8500
F 0 "R204" H 14870 8546 50  0000 L CNN
F 1 "1k" H 14870 8455 50  0000 L CNN
F 2 "Resistors_SMD:R_0603" V 14730 8500 50  0001 C CNN
F 3 "~" H 14800 8500 50  0001 C CNN
	1    14800 8500
	1    0    0    -1  
$EndComp
Wire Wire Line
	14800 8650 14800 8750
Wire Wire Line
	14800 8250 14800 8350
$Comp
L Transistor_FET:BSS138 Q202
U 1 1 5BBEEFBB
P 14700 9350
F 0 "Q202" H 14905 9396 50  0000 L CNN
F 1 "BSS138" H 14905 9305 50  0000 L CNN
F 2 "TO_SOT_Packages_SMD:SOT-23" H 14900 9275 50  0001 L CIN
F 3 "https://www.fairchildsemi.com/datasheets/BS/BSS138.pdf" H 14700 9350 50  0001 L CNN
	1    14700 9350
	1    0    0    -1  
$EndComp
Wire Wire Line
	14800 9150 14800 9050
$Comp
L power:GND #PWR0225
U 1 1 5BBEEFC3
P 14800 9750
F 0 "#PWR0225" H 14800 9500 50  0001 C CNN
F 1 "GND" H 14805 9577 50  0000 C CNN
F 2 "" H 14800 9750 50  0001 C CNN
F 3 "" H 14800 9750 50  0001 C CNN
	1    14800 9750
	1    0    0    -1  
$EndComp
Wire Wire Line
	14800 9550 14800 9750
Wire Wire Line
	12900 9350 12900 10900
Wire Wire Line
	12900 10900 8000 10900
Wire Wire Line
	8000 10900 8000 9500
Wire Wire Line
	8000 9500 8700 9500
Connection ~ 8700 9500
Text GLabel 7900 9500 0    50   Input ~ 0
Dot
Wire Wire Line
	7900 9500 8000 9500
Connection ~ 8000 9500
Wire Wire Line
	3950 6500 3950 7250
Wire Wire Line
	1700 6500 3950 6500
Wire Wire Line
	18050 5950 17250 5950
Wire Wire Line
	17250 5950 17250 4350
Wire Wire Line
	17050 5200 17150 5200
Wire Wire Line
	17150 5200 17150 4250
Wire Wire Line
	17150 4250 17250 4250
Wire Wire Line
	17250 4350 15000 4350
Wire Wire Line
	15000 4350 15000 5950
Wire Wire Line
	15000 5950 15800 5950
Wire Wire Line
	15000 4350 11600 4350
Wire Wire Line
	11600 4350 11600 5950
Wire Wire Line
	11600 5950 12400 5950
Connection ~ 15000 4350
Wire Wire Line
	11650 4250 11500 4250
Wire Wire Line
	11500 4250 11500 5200
Wire Wire Line
	11500 5200 11400 5200
Wire Wire Line
	11600 4350 9350 4350
Wire Wire Line
	9350 4350 9350 5950
Wire Wire Line
	9350 5950 10150 5950
Connection ~ 11600 4350
Wire Wire Line
	9350 4350 5950 4350
Wire Wire Line
	5950 4350 5950 5950
Wire Wire Line
	5950 5950 6750 5950
Connection ~ 9350 4350
Wire Wire Line
	5950 4250 5800 4250
Wire Wire Line
	5800 4250 5800 5200
Wire Wire Line
	5800 5200 5700 5200
Wire Wire Line
	5950 4350 3650 4350
Wire Wire Line
	3650 4350 3650 5950
Wire Wire Line
	3650 5950 4450 5950
Connection ~ 5950 4350
Text GLabel 1900 4650 0    39   Input ~ 0
Tube_LED
Connection ~ 3650 4350
$Comp
L power:+3V3 #PWR0102
U 1 1 5BC3D06C
P 6500 5100
F 0 "#PWR0102" H 6500 4950 50  0001 C CNN
F 1 "+3V3" H 6515 5273 50  0000 C CNN
F 2 "" H 6500 5100 50  0001 C CNN
F 3 "" H 6500 5100 50  0001 C CNN
	1    6500 5100
	1    0    0    -1  
$EndComp
$Comp
L power:+3V3 #PWR0104
U 1 1 5BC3D0BA
P 4150 5100
F 0 "#PWR0104" H 4150 4950 50  0001 C CNN
F 1 "+3V3" H 4165 5273 50  0000 C CNN
F 2 "" H 4150 5100 50  0001 C CNN
F 3 "" H 4150 5100 50  0001 C CNN
	1    4150 5100
	1    0    0    -1  
$EndComp
$Comp
L power:+3V3 #PWR0106
U 1 1 5BC3D135
P 9900 5100
F 0 "#PWR0106" H 9900 4950 50  0001 C CNN
F 1 "+3V3" H 9915 5273 50  0000 C CNN
F 2 "" H 9900 5100 50  0001 C CNN
F 3 "" H 9900 5100 50  0001 C CNN
	1    9900 5100
	1    0    0    -1  
$EndComp
$Comp
L power:+3V3 #PWR0108
U 1 1 5BC3D183
P 12150 5100
F 0 "#PWR0108" H 12150 4950 50  0001 C CNN
F 1 "+3V3" H 12165 5273 50  0000 C CNN
F 2 "" H 12150 5100 50  0001 C CNN
F 3 "" H 12150 5100 50  0001 C CNN
	1    12150 5100
	1    0    0    -1  
$EndComp
$Comp
L power:+3V3 #PWR0110
U 1 1 5BC3D21C
P 15550 5100
F 0 "#PWR0110" H 15550 4950 50  0001 C CNN
F 1 "+3V3" H 15565 5273 50  0000 C CNN
F 2 "" H 15550 5100 50  0001 C CNN
F 3 "" H 15550 5100 50  0001 C CNN
	1    15550 5100
	1    0    0    -1  
$EndComp
$Comp
L power:+3V3 #PWR0112
U 1 1 5BC3D26A
P 17800 5100
F 0 "#PWR0112" H 17800 4950 50  0001 C CNN
F 1 "+3V3" H 17815 5273 50  0000 C CNN
F 2 "" H 17800 5100 50  0001 C CNN
F 3 "" H 17800 5100 50  0001 C CNN
	1    17800 5100
	1    0    0    -1  
$EndComp
Wire Wire Line
	12900 9350 14500 9350
$Comp
L Transistor_FET:BSS138 Q203
U 1 1 5BCE9EA1
P 2300 4650
F 0 "Q203" H 2505 4696 50  0000 L CNN
F 1 "BSS138" H 2505 4605 50  0000 L CNN
F 2 "TO_SOT_Packages_SMD:SOT-23" H 2500 4575 50  0001 L CIN
F 3 "https://www.fairchildsemi.com/datasheets/BS/BSS138.pdf" H 2300 4650 50  0001 L CNN
	1    2300 4650
	1    0    0    -1  
$EndComp
Wire Wire Line
	2400 4450 2400 4350
Wire Wire Line
	2400 4350 3650 4350
$Comp
L device:R R203
U 1 1 5BCF2CFF
P 2000 4900
F 0 "R203" H 2070 4946 50  0000 L CNN
F 1 "10k" H 2070 4855 50  0000 L CNN
F 2 "Resistors_SMD:R_0603" V 1930 4900 50  0001 C CNN
F 3 "~" H 2000 4900 50  0001 C CNN
	1    2000 4900
	1    0    0    -1  
$EndComp
Wire Wire Line
	1900 4650 2000 4650
Wire Wire Line
	2000 4650 2000 4750
Wire Wire Line
	2000 4650 2100 4650
Connection ~ 2000 4650
$Comp
L power:GND #PWR0226
U 1 1 5BD05177
P 2000 5050
F 0 "#PWR0226" H 2000 4800 50  0001 C CNN
F 1 "GND" H 2005 4877 50  0000 C CNN
F 2 "" H 2000 5050 50  0001 C CNN
F 3 "" H 2000 5050 50  0001 C CNN
	1    2000 5050
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0234
U 1 1 5BD051FD
P 2400 5050
F 0 "#PWR0234" H 2400 4800 50  0001 C CNN
F 1 "GND" H 2405 4877 50  0000 C CNN
F 2 "" H 2400 5050 50  0001 C CNN
F 3 "" H 2400 5050 50  0001 C CNN
	1    2400 5050
	1    0    0    -1  
$EndComp
Wire Wire Line
	2400 5050 2400 4850
$EndSCHEMATC