lora-bone.sch

EESchema Schematic File Version 2
LIBS:lora-bone-rescue
LIBS:power
LIBS:device
LIBS:transistors
LIBS:conn
LIBS:linear
LIBS:regul
LIBS:74xx
LIBS:cmos4000
LIBS:adc-dac
LIBS:memory
LIBS:xilinx
LIBS:microcontrollers
LIBS:dsp
LIBS:microchip
LIBS:analog_switches
LIBS:motorola
LIBS:texas
LIBS:intel
LIBS:audio
LIBS:interface
LIBS:digital-audio
LIBS:philips
LIBS:display
LIBS:cypress
LIBS:siliconi
LIBS:opto
LIBS:atmel
LIBS:contrib
LIBS:valves
LIBS:rfm95w
LIBS:lora-bone-cache
EELAYER 25 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 1 1
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L RFM95W-RESCUE-lora-bone U1
U 1 1 59AAFD06
P 9450 1650
F 0 "U1" H 9400 1200 60  0000 C CNN
F 1 "RFM95W" V 9400 1650 60  0000 C CNN
F 2 "RFM95W:RFM95W_SMD" H 9400 1100 60  0001 C CNN
F 3 "" H 9400 1100 60  0001 C CNN
	1    9450 1650
	1    0    0    -1  
$EndComp
$Comp
L CONN_01X20 J3
U 1 1 59AAFEC4
P 3150 2300
F 0 "J3" H 3150 3350 50  0000 C CNN
F 1 "Bluepill left" V 3250 2300 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x20_Pitch2.54mm" H 3150 2300 50  0001 C CNN
F 3 "" H 3150 2300 50  0001 C CNN
	1    3150 2300
	1    0    0    -1  
$EndComp
$Comp
L CONN_01X20 J6
U 1 1 59AB0005
P 3750 2300
F 0 "J6" H 3750 3350 50  0000 C CNN
F 1 "Bluepill right" V 3850 2300 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x20_Pitch2.54mm" H 3750 2300 50  0001 C CNN
F 3 "" H 3750 2300 50  0001 C CNN
	1    3750 2300
	-1   0    0    -1  
$EndComp
$Comp
L GND #PWR01
U 1 1 59AB015B
P 2950 3250
F 0 "#PWR01" H 2950 3000 50  0001 C CNN
F 1 "GND" V 2950 3050 50  0000 C CNN
F 2 "" H 2950 3250 50  0001 C CNN
F 3 "" H 2950 3250 50  0001 C CNN
	1    2950 3250
	0    1    1    0   
$EndComp
$Comp
L GND #PWR02
U 1 1 59AB0184
P 2950 3150
F 0 "#PWR02" H 2950 2900 50  0001 C CNN
F 1 "GND" V 2950 2950 50  0000 C CNN
F 2 "" H 2950 3150 50  0001 C CNN
F 3 "" H 2950 3150 50  0001 C CNN
	1    2950 3150
	0    1    1    0   
$EndComp
$Comp
L GND #PWR03
U 1 1 59AB01A1
P 3950 1450
F 0 "#PWR03" H 3950 1200 50  0001 C CNN
F 1 "GND" V 3950 1250 50  0000 C CNN
F 2 "" H 3950 1450 50  0001 C CNN
F 3 "" H 3950 1450 50  0001 C CNN
	1    3950 1450
	0    -1   -1   0   
$EndComp
$Comp
L +3V3 #PWR04
U 1 1 59AB01BE
P 3950 1350
F 0 "#PWR04" H 3950 1200 50  0001 C CNN
F 1 "+3V3" V 3950 1550 50  0000 C CNN
F 2 "" H 3950 1350 50  0001 C CNN
F 3 "" H 3950 1350 50  0001 C CNN
	1    3950 1350
	0    1    1    0   
$EndComp
$Comp
L +3V3 #PWR05
U 1 1 59AB01DB
P 2950 3050
F 0 "#PWR05" H 2950 2900 50  0001 C CNN
F 1 "+3V3" V 2950 3300 50  0000 C CNN
F 2 "" H 2950 3050 50  0001 C CNN
F 3 "" H 2950 3050 50  0001 C CNN
	1    2950 3050
	0    -1   -1   0   
$EndComp
$Comp
L +5V #PWR06
U 1 1 59AB01F8
P 3950 1550
F 0 "#PWR06" H 3950 1400 50  0001 C CNN
F 1 "+5V" V 3950 1750 50  0000 C CNN
F 2 "" H 3950 1550 50  0001 C CNN
F 3 "" H 3950 1550 50  0001 C CNN
	1    3950 1550
	0    1    1    0   
$EndComp
$Comp
L GND #PWR07
U 1 1 59AB050D
P 8850 1300
F 0 "#PWR07" H 8850 1050 50  0001 C CNN
F 1 "GND" V 8850 1100 50  0000 C CNN
F 2 "" H 8850 1300 50  0001 C CNN
F 3 "" H 8850 1300 50  0001 C CNN
	1    8850 1300
	0    1    1    0   
$EndComp
$Comp
L GND #PWR08
U 1 1 59AB0548
P 8850 2000
F 0 "#PWR08" H 8850 1750 50  0001 C CNN
F 1 "GND" V 8850 1800 50  0000 C CNN
F 2 "" H 8850 2000 50  0001 C CNN
F 3 "" H 8850 2000 50  0001 C CNN
	1    8850 2000
	0    1    1    0   
$EndComp
$Comp
L GND #PWR09
U 1 1 59AB0583
P 10000 1900
F 0 "#PWR09" H 10000 1650 50  0001 C CNN
F 1 "GND" V 10000 1700 50  0000 C CNN
F 2 "" H 10000 1900 50  0001 C CNN
F 3 "" H 10000 1900 50  0001 C CNN
	1    10000 1900
	0    -1   -1   0   
$EndComp
$Comp
L +3V3 #PWR010
U 1 1 59AB05BE
P 10000 1600
F 0 "#PWR010" H 10000 1450 50  0001 C CNN
F 1 "+3V3" V 10000 1800 50  0000 C CNN
F 2 "" H 10000 1600 50  0001 C CNN
F 3 "" H 10000 1600 50  0001 C CNN
	1    10000 1600
	0    1    1    0   
$EndComp
Text GLabel 8850 1400 0    60   Input ~ 0
MISO
Text GLabel 8850 1500 0    60   Input ~ 0
MOSI
Text GLabel 8850 1600 0    60   Input ~ 0
SCK
Text GLabel 8850 1700 0    60   Input ~ 0
CS0
Text GLabel 10000 1500 2    60   Input ~ 0
DIO0
Text GLabel 10000 1400 2    60   Input ~ 0
DIO1
Text GLabel 10000 1300 2    60   Input ~ 0
DIO2
Text GLabel 2950 2250 0    60   Input ~ 0
SCK
Text GLabel 2950 2350 0    60   Input ~ 0
MISO
Text GLabel 2950 2450 0    60   Input ~ 0
MOSI
Text GLabel 3950 2250 2    60   Input ~ 0
DIO0
Text GLabel 3950 2150 2    60   Input ~ 0
DIO1
Text GLabel 3950 2050 2    60   Input ~ 0
DIO2
$Comp
L CONN_COAXIAL ANT1
U 1 1 59AB09FA
P 10500 2000
F 0 "ANT1" H 10510 2120 50  0000 C CNN
F 1 "CONN_COAXIAL" V 10615 2000 50  0000 C CNN
F 2 "Connect:SMA_THT_Jack_Straight" H 10500 2000 50  0001 C CNN
F 3 "" H 10500 2000 50  0001 C CNN
	1    10500 2000
	1    0    0    -1  
$EndComp
Wire Wire Line
	10350 2000 10000 2000
$Comp
L GND #PWR011
U 1 1 59AB0A7F
P 10500 2200
F 0 "#PWR011" H 10500 1950 50  0001 C CNN
F 1 "GND" H 10500 2050 50  0000 C CNN
F 2 "" H 10500 2200 50  0001 C CNN
F 3 "" H 10500 2200 50  0001 C CNN
	1    10500 2200
	1    0    0    -1  
$EndComp
$Comp
L CONN_01X04 J5
U 1 1 59AB0D18
P 3650 4150
F 0 "J5" H 3650 4400 50  0000 C CNN
F 1 "SPI OUT" V 3750 4150 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x04_Pitch2.54mm" H 3650 4150 50  0001 C CNN
F 3 "" H 3650 4150 50  0001 C CNN
	1    3650 4150
	1    0    0    -1  
$EndComp
Text GLabel 2950 2150 0    60   Input ~ 0
CS0
Text GLabel 3450 4000 0    60   Input ~ 0
SCK
Text GLabel 3450 4100 0    60   Input ~ 0
MISO
Text GLabel 3450 4200 0    60   Input ~ 0
MOSI
Text GLabel 3450 4300 0    60   Input ~ 0
CS1
$Comp
L CONN_01X04 J7
U 1 1 59AB0F0C
P 4800 4150
F 0 "J7" H 4800 4400 50  0000 C CNN
F 1 "I2C" V 4900 4150 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x04_Pitch2.54mm" H 4800 4150 50  0001 C CNN
F 3 "" H 4800 4150 50  0001 C CNN
	1    4800 4150
	1    0    0    -1  
$EndComp
$Comp
L +3V3 #PWR012
U 1 1 59AB0F69
P 4600 4000
F 0 "#PWR012" H 4600 3850 50  0001 C CNN
F 1 "+3V3" V 4600 4250 50  0000 C CNN
F 2 "" H 4600 4000 50  0001 C CNN
F 3 "" H 4600 4000 50  0001 C CNN
	1    4600 4000
	0    -1   -1   0   
$EndComp
$Comp
L GND #PWR013
U 1 1 59AB0F92
P 4600 4100
F 0 "#PWR013" H 4600 3850 50  0001 C CNN
F 1 "GND" V 4600 3900 50  0000 C CNN
F 2 "" H 4600 4100 50  0001 C CNN
F 3 "" H 4600 4100 50  0001 C CNN
	1    4600 4100
	0    1    1    0   
$EndComp
Text GLabel 4600 4200 0    60   Input ~ 0
SCL
Text GLabel 4600 4300 0    60   Input ~ 0
SDA
Text GLabel 2950 2050 0    60   Input ~ 0
CS1
Text GLabel 3950 1950 2    60   Input ~ 0
SCL
Text GLabel 3950 1850 2    60   Input ~ 0
SDA
$Comp
L CONN_01X04 J2
U 1 1 59AB127C
P 2500 4150
F 0 "J2" H 2500 4400 50  0000 C CNN
F 1 "POWER" V 2600 4150 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x04_Pitch2.54mm" H 2500 4150 50  0001 C CNN
F 3 "" H 2500 4150 50  0001 C CNN
	1    2500 4150
	1    0    0    -1  
$EndComp
$Comp
L +5V #PWR014
U 1 1 59AB1327
P 2300 4000
F 0 "#PWR014" H 2300 3850 50  0001 C CNN
F 1 "+5V" V 2300 4200 50  0000 C CNN
F 2 "" H 2300 4000 50  0001 C CNN
F 3 "" H 2300 4000 50  0001 C CNN
	1    2300 4000
	0    -1   -1   0   
$EndComp
$Comp
L +3V3 #PWR015
U 1 1 59AB1353
P 2300 4100
F 0 "#PWR015" H 2300 3950 50  0001 C CNN
F 1 "+3V3" V 2300 4300 50  0000 C CNN
F 2 "" H 2300 4100 50  0001 C CNN
F 3 "" H 2300 4100 50  0001 C CNN
	1    2300 4100
	0    -1   -1   0   
$EndComp
$Comp
L GND #PWR016
U 1 1 59AB137F
P 2300 4300
F 0 "#PWR016" H 2300 4050 50  0001 C CNN
F 1 "GND" V 2300 4100 50  0000 C CNN
F 2 "" H 2300 4300 50  0001 C CNN
F 3 "" H 2300 4300 50  0001 C CNN
	1    2300 4300
	0    1    1    0   
$EndComp
$Comp
L GND #PWR017
U 1 1 59AB13BB
P 2300 4200
F 0 "#PWR017" H 2300 3950 50  0001 C CNN
F 1 "GND" V 2300 4000 50  0000 C CNN
F 2 "" H 2300 4200 50  0001 C CNN
F 3 "" H 2300 4200 50  0001 C CNN
	1    2300 4200
	0    1    1    0   
$EndComp
$Comp
L CONN_01X03 J9
U 1 1 59AB19E6
P 5550 4100
F 0 "J9" H 5550 4300 50  0000 C CNN
F 1 "UART" V 5650 4100 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x03_Pitch2.54mm" H 5550 4100 50  0001 C CNN
F 3 "" H 5550 4100 50  0001 C CNN
	1    5550 4100
	1    0    0    -1  
$EndComp
Text GLabel 5350 4000 0    60   Input ~ 0
TX
Text GLabel 5350 4100 0    60   Input ~ 0
RX
$Comp
L GND #PWR018
U 1 1 59AB1BC4
P 5350 4200
F 0 "#PWR018" H 5350 3950 50  0001 C CNN
F 1 "GND" H 5350 4050 50  0000 C CNN
F 2 "" H 5350 4200 50  0001 C CNN
F 3 "" H 5350 4200 50  0001 C CNN
	1    5350 4200
	1    0    0    -1  
$EndComp
Text GLabel 3950 2750 2    60   Input ~ 0
TX
Text GLabel 3950 2650 2    60   Input ~ 0
RX
Text GLabel 2950 1750 0    60   Input ~ 0
A0
Text GLabel 2950 1850 0    60   Input ~ 0
A1
Text GLabel 2950 1950 0    60   Input ~ 0
A2
$Comp
L CONN_01X04 J1
U 1 1 59AB21A4
P 2450 4900
F 0 "J1" H 2450 5150 50  0000 C CNN
F 1 "Analog IN" V 2550 4900 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x04_Pitch2.54mm" H 2450 4900 50  0001 C CNN
F 3 "" H 2450 4900 50  0001 C CNN
	1    2450 4900
	1    0    0    -1  
$EndComp
Text GLabel 2250 4750 0    60   Input ~ 0
A0
Text GLabel 2250 4850 0    60   Input ~ 0
A1
Text GLabel 2250 4950 0    60   Input ~ 0
A2
$Comp
L GND #PWR019
U 1 1 59AB22BF
P 2250 5050
F 0 "#PWR019" H 2250 4800 50  0001 C CNN
F 1 "GND" H 2250 4900 50  0000 C CNN
F 2 "" H 2250 5050 50  0001 C CNN
F 3 "" H 2250 5050 50  0001 C CNN
	1    2250 5050
	1    0    0    -1  
$EndComp
$Comp
L CONN_01X03 J4
U 1 1 59AB2670
P 3450 4800
F 0 "J4" H 3450 5000 50  0000 C CNN
F 1 "PWM OUT" V 3550 4800 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x03_Pitch2.54mm" H 3450 4800 50  0001 C CNN
F 3 "" H 3450 4800 50  0001 C CNN
	1    3450 4800
	1    0    0    -1  
$EndComp
Text GLabel 3250 4700 0    60   Input ~ 0
PB13
Text GLabel 3250 4800 0    60   Input ~ 0
PB14
Text GLabel 3250 4900 0    60   Input ~ 0
PB15
Text GLabel 3950 3150 2    60   Input ~ 0
PB13
Text GLabel 3950 3050 2    60   Input ~ 0
PB14
Text GLabel 3950 2950 2    60   Input ~ 0
PB15
Text GLabel 10000 1800 2    60   Input ~ 0
DIO3
Text GLabel 10000 1700 2    60   Input ~ 0
DIO4
Text GLabel 8850 1900 0    60   Input ~ 0
DIO5
Text GLabel 8850 1800 0    60   Input ~ 0
RESET
$Comp
L GS2 J13
U 1 1 59AB3127
P 6400 2350
F 0 "J13" H 6500 2500 50  0000 C CNN
F 1 "GS2" H 6500 2201 50  0000 C CNN
F 2 "Connect:GS2" V 6474 2350 50  0001 C CNN
F 3 "" H 6400 2350 50  0001 C CNN
	1    6400 2350
	0    1    1    0   
$EndComp
Text GLabel 3950 2550 2    60   Input ~ 0
PA11
Text GLabel 3950 2450 2    60   Input ~ 0
PA12
Text GLabel 3950 2350 2    60   Input ~ 0
PA15
Text Notes 2450 2500 0    60   ~ 0
PA7
Text Notes 2450 2400 0    60   ~ 0
PA6
Text Notes 2450 2300 0    60   ~ 0
PA5
Text Notes 2450 2200 0    60   ~ 0
PA4
Text Notes 2450 2100 0    60   ~ 0
PA3
Text Notes 4250 1900 0    60   ~ 0
PB7
Text Notes 4250 2000 0    60   ~ 0
PB6
Text Notes 4250 2100 0    60   ~ 0
PB5
Text Notes 4250 2300 0    60   ~ 0
PB3
Text Notes 4250 2200 0    60   ~ 0
PB4
Text Notes 4250 2700 0    60   ~ 0
PA10
Text Notes 4250 2800 0    60   ~ 0
PA9
$Comp
L GS2 J10
U 1 1 59AB3AF0
P 6400 1750
F 0 "J10" H 6500 1900 50  0000 C CNN
F 1 "GS2" H 6500 1601 50  0000 C CNN
F 2 "Connect:GS2" V 6474 1750 50  0001 C CNN
F 3 "" H 6400 1750 50  0001 C CNN
	1    6400 1750
	0    1    1    0   
$EndComp
$Comp
L GS2 J11
U 1 1 59AB3B86
P 6400 1950
F 0 "J11" H 6500 2100 50  0000 C CNN
F 1 "GS2" H 6500 1801 50  0000 C CNN
F 2 "Connect:GS2" V 6474 1950 50  0001 C CNN
F 3 "" H 6400 1950 50  0001 C CNN
	1    6400 1950
	0    1    1    0   
$EndComp
$Comp
L GS2 J12
U 1 1 59AB3C0B
P 6400 2150
F 0 "J12" H 6500 2300 50  0000 C CNN
F 1 "GS2" H 6500 2001 50  0000 C CNN
F 2 "Connect:GS2" V 6474 2150 50  0001 C CNN
F 3 "" H 6400 2150 50  0001 C CNN
	1    6400 2150
	0    1    1    0   
$EndComp
Text GLabel 6200 2150 0    60   Input ~ 0
PA11
Text GLabel 6200 1950 0    60   Input ~ 0
PA12
Text GLabel 6200 1750 0    60   Input ~ 0
PA15
Text GLabel 6600 2150 2    60   Input ~ 0
DIO3
Text GLabel 6600 1950 2    60   Input ~ 0
DIO4
Text GLabel 6600 1750 2    60   Input ~ 0
DIO5
Text GLabel 6600 2350 2    60   Input ~ 0
RESET
Text GLabel 3950 2850 2    60   Input ~ 0
PA8
Text GLabel 6200 2350 0    60   Input ~ 0
PB12
$Comp
L CONN_01X04 J8
U 1 1 59AB4B50
P 4800 4800
F 0 "J8" H 4800 5050 50  0000 C CNN
F 1 "GPIO" V 4900 4800 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x04_Pitch2.54mm" H 4800 4800 50  0001 C CNN
F 3 "" H 4800 4800 50  0001 C CNN
	1    4800 4800
	1    0    0    -1  
$EndComp
Text GLabel 3950 1750 2    60   Input ~ 0
PB8
Text GLabel 3950 1650 2    60   Input ~ 0
PB9
Text GLabel 2950 2750 0    60   Input ~ 0
PB10
Text GLabel 2950 2850 0    60   Input ~ 0
PB11
NoConn ~ 2950 1350
NoConn ~ 2950 1450
NoConn ~ 2950 1550
NoConn ~ 2950 1650
NoConn ~ 2950 2550
NoConn ~ 2950 2650
NoConn ~ 2950 2950
Text GLabel 4600 4650 0    60   Input ~ 0
PB8
Text GLabel 4600 4750 0    60   Input ~ 0
PB9
Text GLabel 4600 4850 0    60   Input ~ 0
PB10
Text GLabel 4600 4950 0    60   Input ~ 0
PB11
$Comp
L C C1
U 1 1 59AC219B
P 7900 1650
F 0 "C1" H 7925 1750 50  0000 L CNN
F 1 "100 nF" H 7925 1550 50  0000 L CNN
F 2 "Capacitors_SMD:C_0805_HandSoldering" H 7938 1500 50  0001 C CNN
F 3 "" H 7900 1650 50  0001 C CNN
	1    7900 1650
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR020
U 1 1 59AC2B10
P 7900 1800
F 0 "#PWR020" H 7900 1550 50  0001 C CNN
F 1 "GND" H 7900 1650 50  0000 C CNN
F 2 "" H 7900 1800 50  0001 C CNN
F 3 "" H 7900 1800 50  0001 C CNN
	1    7900 1800
	1    0    0    -1  
$EndComp
$Comp
L +3V3 #PWR021
U 1 1 59AC2B46
P 7900 1500
F 0 "#PWR021" H 7900 1350 50  0001 C CNN
F 1 "+3V3" H 7900 1640 50  0000 C CNN
F 2 "" H 7900 1500 50  0001 C CNN
F 3 "" H 7900 1500 50  0001 C CNN
	1    7900 1500
	1    0    0    -1  
$EndComp
$Comp
L 2N7002 Q1
U 1 1 59AD954F
P 8675 4900
F 0 "Q1" H 8875 4975 50  0000 L CNN
F 1 "2N7002" H 8875 4900 50  0000 L CNN
F 2 "TO_SOT_Packages_SMD:SOT-23_Handsoldering" H 8875 4825 50  0001 L CIN
F 3 "" H 8675 4900 50  0001 L CNN
	1    8675 4900
	1    0    0    -1  
$EndComp
$Comp
L R R1
U 1 1 59AD96AE
P 8225 5150
F 0 "R1" V 8305 5150 50  0000 C CNN
F 1 "100k" V 8225 5150 50  0000 C CNN
F 2 "Resistors_SMD:R_0805_HandSoldering" V 8155 5150 50  0001 C CNN
F 3 "" H 8225 5150 50  0001 C CNN
	1    8225 5150
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR022
U 1 1 59AD9719
P 8775 5100
F 0 "#PWR022" H 8775 4850 50  0001 C CNN
F 1 "GND" H 8775 4950 50  0000 C CNN
F 2 "" H 8775 5100 50  0001 C CNN
F 3 "" H 8775 5100 50  0001 C CNN
	1    8775 5100
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR023
U 1 1 59AD9751
P 8225 5300
F 0 "#PWR023" H 8225 5050 50  0001 C CNN
F 1 "GND" H 8225 5150 50  0000 C CNN
F 2 "" H 8225 5300 50  0001 C CNN
F 3 "" H 8225 5300 50  0001 C CNN
	1    8225 5300
	1    0    0    -1  
$EndComp
Wire Wire Line
	8225 5000 8225 4950
Wire Wire Line
	8000 4950 8475 4950
Connection ~ 8225 4950
Wire Wire Line
	8775 4700 9350 4700
$Comp
L +5V #PWR024
U 1 1 59ADBCD1
P 9350 4575
F 0 "#PWR024" H 9350 4425 50  0001 C CNN
F 1 "+5V" H 9350 4715 50  0000 C CNN
F 2 "" H 9350 4575 50  0001 C CNN
F 3 "" H 9350 4575 50  0001 C CNN
	1    9350 4575
	1    0    0    -1  
$EndComp
$Comp
L CONN_01X02 J14
U 1 1 59ADBD1B
P 9550 4625
F 0 "J14" H 9550 4775 50  0000 C CNN
F 1 "POWER OUT" V 9650 4625 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x02_Pitch2.54mm" H 9550 4625 50  0001 C CNN
F 3 "" H 9550 4625 50  0001 C CNN
	1    9550 4625
	1    0    0    -1  
$EndComp
Wire Wire Line
	9350 4700 9350 4675
Text GLabel 3950 3250 2    60   Input ~ 0
PB12
Text GLabel 8000 4950 0    60   Input ~ 0
PA8
$Comp
L R R2
U 1 1 59ADA338
P 7650 3475
F 0 "R2" V 7730 3475 50  0000 C CNN
F 1 "5k" V 7650 3475 50  0000 C CNN
F 2 "Resistors_SMD:R_0805_HandSoldering" V 7580 3475 50  0001 C CNN
F 3 "" H 7650 3475 50  0001 C CNN
	1    7650 3475
	1    0    0    -1  
$EndComp
$Comp
L +5V #PWR025
U 1 1 59ADA43C
P 7650 3325
F 0 "#PWR025" H 7650 3175 50  0001 C CNN
F 1 "+5V" H 7650 3465 50  0000 C CNN
F 2 "" H 7650 3325 50  0001 C CNN
F 3 "" H 7650 3325 50  0001 C CNN
	1    7650 3325
	1    0    0    -1  
$EndComp
Text GLabel 7650 3625 3    60   Input ~ 0
PB8
$Comp
L R R3
U 1 1 59ADB7C4
P 7900 3475
F 0 "R3" V 7980 3475 50  0000 C CNN
F 1 "5k" V 7900 3475 50  0000 C CNN
F 2 "Resistors_SMD:R_0805_HandSoldering" V 7830 3475 50  0001 C CNN
F 3 "" H 7900 3475 50  0001 C CNN
	1    7900 3475
	1    0    0    -1  
$EndComp
Text GLabel 7900 3625 3    60   Input ~ 0
SCL
$Comp
L R R4
U 1 1 59ADB849
P 8100 3475
F 0 "R4" V 8180 3475 50  0000 C CNN
F 1 "5k" V 8100 3475 50  0000 C CNN
F 2 "Resistors_SMD:R_0805_HandSoldering" V 8030 3475 50  0001 C CNN
F 3 "" H 8100 3475 50  0001 C CNN
	1    8100 3475
	1    0    0    -1  
$EndComp
Text GLabel 8100 3625 3    60   Input ~ 0
SDA
$Comp
L +3V3 #PWR026
U 1 1 59ADB907
P 7900 3325
F 0 "#PWR026" H 7900 3175 50  0001 C CNN
F 1 "+3V3" H 7900 3465 50  0000 C CNN
F 2 "" H 7900 3325 50  0001 C CNN
F 3 "" H 7900 3325 50  0001 C CNN
	1    7900 3325
	1    0    0    -1  
$EndComp
$Comp
L +3V3 #PWR027
U 1 1 59ADB9B5
P 8100 3325
F 0 "#PWR027" H 8100 3175 50  0001 C CNN
F 1 "+3V3" H 8100 3465 50  0000 C CNN
F 2 "" H 8100 3325 50  0001 C CNN
F 3 "" H 8100 3325 50  0001 C CNN
	1    8100 3325
	1    0    0    -1  
$EndComp
$EndSCHEMATC