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zerosensor.sch
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zerosensor.sch
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EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 1 1
Title "Zero Sensor"
Date "2020-11-30"
Rev "V1.0"
Comp ""
Comment1 "ADC from MAX116xx Family (modified footprint fits SOT23-8 and SOIC8 chips)"
Comment2 "Bridge \"3.3V Select\" jumper to select which 3.3V source to use on assembly"
Comment3 "Bridge \"Power In\" jumper when feeding external power via \"Power MOSFET\" connector"
Comment4 "Skip power regulators if powering from USB port"
$EndDescr
$Comp
L Connector:Raspberry_Pi_2_3 J2
U 1 1 5FB020EF
P 2050 2500
F 0 "J2" H 1350 1200 50 0000 C CNN
F 1 "Raspberry_Pi_2_3" H 1450 3800 50 0000 C CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_2x20_P2.54mm_Horizontal" H 2050 2500 50 0001 C CNN
F 3 "https://www.raspberrypi.org/documentation/hardware/raspberrypi/schematics/rpi_SCH_3bplus_1p0_reduced.pdf" H 2050 2500 50 0001 C CNN
1 2050 2500
1 0 0 -1
$EndComp
$Comp
L Connector:Conn_01x03_Male J5
U 1 1 5FB03571
P 2250 6475
F 0 "J5" H 2350 6240 50 0000 R CNN
F 1 "Strobe" H 2222 6498 50 0001 R CNN
F 2 "Connector_Phoenix_MC:PhoenixContact_MCV_1,5_3-G-3.5_1x03_P3.50mm_Vertical" H 2250 6475 50 0001 C CNN
F 3 "~" H 2250 6475 50 0001 C CNN
1 2250 6475
-1 0 0 1
$EndComp
$Comp
L Transistor_BJT:BC848 Q1
U 1 1 5FB04EBA
P 1000 6825
F 0 "Q1" H 1191 6871 50 0000 L CNN
F 1 "BC848" H 1191 6780 50 0000 L CNN
F 2 "Package_TO_SOT_SMD:SOT-23" H 1200 6925 50 0001 C CNN
F 3 "~" H 1000 6825 50 0001 C CNN
1 1000 6825
1 0 0 -1
$EndComp
$Comp
L Transistor_FET:SUD45P03-09 Q2
U 1 1 5FB06185
P 1500 6475
F 0 "Q2" H 1704 6429 50 0000 L CNN
F 1 "AO D4185" H 1704 6520 50 0000 L CNN
F 2 "Package_TO_SOT_SMD:TO-252-2" H 1695 6400 50 0001 L CIN
F 3 "https://www.vishay.com/docs/65595/sud45p03.pdf" H 1500 6475 50 0001 C CNN
1 1500 6475
1 0 0 1
$EndComp
$Comp
L Device:R R1
U 1 1 5FB06C6C
P 750 6550
F 0 "R1" V 543 6550 50 0000 C CNN
F 1 "470" V 634 6550 50 0000 C CNN
F 2 "Resistor_SMD:R_1206_3216Metric_Pad1.30x1.75mm_HandSolder" V 680 6550 50 0001 C CNN
F 3 "~" H 750 6550 50 0001 C CNN
1 750 6550
-1 0 0 1
$EndComp
$Comp
L Device:R R3
U 1 1 5FB0711B
P 1100 6175
F 0 "R3" H 1170 6221 50 0000 L CNN
F 1 "10k" H 1170 6130 50 0000 L CNN
F 2 "Resistor_SMD:R_1206_3216Metric_Pad1.30x1.75mm_HandSolder" V 1030 6175 50 0001 C CNN
F 3 "~" H 1100 6175 50 0001 C CNN
1 1100 6175
1 0 0 -1
$EndComp
Wire Wire Line
1100 7025 1100 7375
Wire Wire Line
1950 7375 1950 6575
Wire Wire Line
1950 6575 2050 6575
Wire Wire Line
1100 7375 1600 7375
Wire Wire Line
1100 6325 1100 6475
Wire Wire Line
1100 6475 1300 6475
Wire Wire Line
1100 6475 1100 6625
Connection ~ 1100 6475
Wire Wire Line
2050 6375 1850 6375
Wire Wire Line
1850 6375 1850 5925
Wire Wire Line
1850 5925 1600 5925
Wire Wire Line
1100 5925 1100 6025
Wire Wire Line
1600 5925 1600 6275
Connection ~ 1600 5925
Wire Wire Line
1600 5925 1100 5925
Wire Wire Line
2050 6475 1850 6475
Wire Wire Line
1850 6475 1850 6775
Wire Wire Line
1850 6775 1600 6775
Wire Wire Line
1600 6775 1600 6675
$Comp
L power:GND #PWR010
U 1 1 5FB0BD6A
P 1100 7475
F 0 "#PWR010" H 1100 7225 50 0001 C CNN
F 1 "GND" H 1105 7302 50 0000 C CNN
F 2 "" H 1100 7475 50 0001 C CNN
F 3 "" H 1100 7475 50 0001 C CNN
1 1100 7475
1 0 0 -1
$EndComp
Wire Wire Line
1100 7475 1100 7375
Connection ~ 1100 7375
Text GLabel 750 6300 1 50 Input ~ 0
Strobe
$Comp
L Device:R R2
U 1 1 5FB0CBAF
P 750 7125
F 0 "R2" H 680 7079 50 0000 R CNN
F 1 "4.7k" H 680 7170 50 0000 R CNN
F 2 "Resistor_SMD:R_1206_3216Metric_Pad1.30x1.75mm_HandSolder" V 680 7125 50 0001 C CNN
F 3 "~" H 750 7125 50 0001 C CNN
1 750 7125
-1 0 0 1
$EndComp
Wire Wire Line
750 7275 750 7375
Wire Wire Line
750 7375 1100 7375
Wire Wire Line
750 6975 750 6825
Connection ~ 750 6825
Wire Wire Line
750 6825 800 6825
$Comp
L power:+5V #PWR03
U 1 1 5FB138FB
P 1850 850
F 0 "#PWR03" H 1850 700 50 0001 C CNN
F 1 "+5V" H 1865 1023 50 0000 C CNN
F 2 "" H 1850 850 50 0001 C CNN
F 3 "" H 1850 850 50 0001 C CNN
1 1850 850
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR04
U 1 1 5FB13D11
P 2000 4100
F 0 "#PWR04" H 2000 3850 50 0001 C CNN
F 1 "GND" H 2005 3927 50 0000 C CNN
F 2 "" H 2000 4100 50 0001 C CNN
F 3 "" H 2000 4100 50 0001 C CNN
1 2000 4100
1 0 0 -1
$EndComp
Wire Wire Line
1850 850 1850 1000
$Comp
L power:+3.3V #PWR06
U 1 1 5FB1709E
P 4800 3850
F 0 "#PWR06" H 4800 3700 50 0001 C CNN
F 1 "+3.3V" H 4815 4023 50 0000 C CNN
F 2 "" H 4800 3850 50 0001 C CNN
F 3 "" H 4800 3850 50 0001 C CNN
1 4800 3850
1 0 0 -1
$EndComp
Text GLabel 3050 3200 2 50 Output ~ 0
Strobe
Wire Wire Line
2000 3950 2000 4100
Connection ~ 2000 3950
Wire Wire Line
2350 3950 2350 3800
Wire Wire Line
2850 3200 3050 3200
Text GLabel 1100 2100 0 50 Output ~ 0
I2S_BCLK
Text GLabel 1100 2300 0 50 Output ~ 0
I2S_LRCLK
Text GLabel 1100 2400 0 50 Input ~ 0
I2S_DOUT
Wire Wire Line
1100 2100 1250 2100
Wire Wire Line
1100 2300 1250 2300
Wire Wire Line
1100 2400 1250 2400
Text GLabel 1100 2700 0 50 Input ~ 0
Button1
Text GLabel 1100 2800 0 50 Input ~ 0
Button2
Text GLabel 3050 2200 2 50 Output ~ 0
LED
$Comp
L Device:R R6
U 1 1 5FBE87F9
P 1900 4875
F 0 "R6" H 1830 4829 50 0000 R CNN
F 1 "10k" H 1830 4920 50 0000 R CNN
F 2 "Resistor_SMD:R_1206_3216Metric_Pad1.30x1.75mm_HandSolder" V 1830 4875 50 0001 C CNN
F 3 "~" H 1900 4875 50 0001 C CNN
1 1900 4875
-1 0 0 1
$EndComp
$Comp
L Device:R R5
U 1 1 5FBE91E6
P 1750 4875
F 0 "R5" H 1600 4925 50 0000 L CNN
F 1 "10k" H 1550 4825 50 0000 L CNN
F 2 "Resistor_SMD:R_1206_3216Metric_Pad1.30x1.75mm_HandSolder" V 1680 4875 50 0001 C CNN
F 3 "~" H 1750 4875 50 0001 C CNN
1 1750 4875
1 0 0 -1
$EndComp
Wire Wire Line
1750 5025 1750 5100
Wire Wire Line
1900 5025 1900 5200
Wire Wire Line
1750 4725 1750 4675
Wire Wire Line
1750 4675 1900 4675
Wire Wire Line
1900 4675 1900 4725
$Comp
L power:+3.3V #PWR013
U 1 1 5FC017F7
P 1900 4600
F 0 "#PWR013" H 1900 4450 50 0001 C CNN
F 1 "+3.3V" H 2050 4625 50 0000 C CNN
F 2 "" H 1900 4600 50 0001 C CNN
F 3 "" H 1900 4600 50 0001 C CNN
1 1900 4600
1 0 0 -1
$EndComp
Wire Wire Line
1900 4600 1900 4675
Connection ~ 1900 4675
$Comp
L Device:R R4
U 1 1 5FC25B2F
P 875 5250
F 0 "R4" H 725 5300 50 0000 L CNN
F 1 "91" H 725 5200 50 0000 L CNN
F 2 "Resistor_SMD:R_1206_3216Metric_Pad1.30x1.75mm_HandSolder" V 805 5250 50 0001 C CNN
F 3 "~" H 875 5250 50 0001 C CNN
1 875 5250
1 0 0 -1
$EndComp
Text GLabel 875 4700 1 50 Input ~ 0
LED
$Comp
L power:GND #PWR012
U 1 1 5FC2E773
P 875 5450
F 0 "#PWR012" H 875 5200 50 0001 C CNN
F 1 "GND" H 880 5277 50 0000 C CNN
F 2 "" H 875 5450 50 0001 C CNN
F 3 "" H 875 5450 50 0001 C CNN
1 875 5450
1 0 0 -1
$EndComp
$Comp
L Connector:Conn_01x05_Male I2S1
U 1 1 5FC563AC
P 4325 7025
F 0 "I2S1" H 4433 7406 50 0000 C CNN
F 1 "I2S" H 4433 7315 50 0001 C CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x05_P2.54mm_Vertical" H 4325 7025 50 0001 C CNN
F 3 "~" H 4325 7025 50 0001 C CNN
1 4325 7025
1 0 0 -1
$EndComp
Text GLabel 4825 7025 2 50 Input ~ 0
I2S_BCLK
Text GLabel 4825 6825 2 50 Input ~ 0
I2S_LRCLK
Text GLabel 4825 6925 2 50 Output ~ 0
I2S_DOUT
Wire Wire Line
4525 6825 4825 6825
Wire Wire Line
4525 6925 4825 6925
Wire Wire Line
4525 7025 4825 7025
Wire Wire Line
4525 7125 4825 7125
$Comp
L power:GND #PWR0101
U 1 1 5FC6F465
P 4825 7325
F 0 "#PWR0101" H 4825 7075 50 0001 C CNN
F 1 "GND" H 4830 7152 50 0000 C CNN
F 2 "" H 4825 7325 50 0001 C CNN
F 3 "" H 4825 7325 50 0001 C CNN
1 4825 7325
1 0 0 -1
$EndComp
$Comp
L power:+3.3V #PWR0102
U 1 1 5FC6F953
P 4675 6675
F 0 "#PWR0102" H 4675 6525 50 0001 C CNN
F 1 "+3.3V" H 4690 6848 50 0000 C CNN
F 2 "" H 4675 6675 50 0001 C CNN
F 3 "" H 4675 6675 50 0001 C CNN
1 4675 6675
1 0 0 -1
$EndComp
Wire Wire Line
4825 7125 4825 7325
Wire Wire Line
4675 6675 4675 7225
Wire Wire Line
4675 7225 4525 7225
NoConn ~ 1250 1900
NoConn ~ 1250 2000
NoConn ~ 1250 2900
NoConn ~ 1250 3000
NoConn ~ 1250 3100
NoConn ~ 1250 3200
NoConn ~ 2850 2400
NoConn ~ 2850 2300
Wire Wire Line
2000 3950 2050 3950
Text GLabel 2950 1900 2 50 BiDi ~ 0
I2C_SDA
Text GLabel 2950 2000 2 50 Output ~ 0
I2C_SCL
Wire Wire Line
2850 1900 2950 1900
Wire Wire Line
2850 2000 2950 2000
Text GLabel 4750 4500 0 50 BiDi ~ 0
I2C_SDA
Text GLabel 4750 4400 0 50 Input ~ 0
I2C_SCL
Text GLabel 5900 1500 0 50 Input ~ 0
I2C_SCL
Text GLabel 5900 1950 0 50 BiDi ~ 0
I2C_SDA
$Comp
L power:+3.3V #PWR0103
U 1 1 5FD19CCD
P 6500 800
F 0 "#PWR0103" H 6500 650 50 0001 C CNN
F 1 "+3.3V" H 6515 973 50 0000 C CNN
F 2 "" H 6500 800 50 0001 C CNN
F 3 "" H 6500 800 50 0001 C CNN
1 6500 800
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR0104
U 1 1 5FD1A628
P 6750 2450
F 0 "#PWR0104" H 6750 2200 50 0001 C CNN
F 1 "GND" H 6755 2277 50 0000 C CNN
F 2 "" H 6750 2450 50 0001 C CNN
F 3 "" H 6750 2450 50 0001 C CNN
1 6750 2450
1 0 0 -1
$EndComp
Wire Wire Line
6750 1025 6750 1100
$Comp
L Device:R R7
U 1 1 5FD22F53
P 6400 6875
F 0 "R7" H 6600 6825 50 0000 R CNN
F 1 "1.5k" H 6650 6925 50 0000 R CNN
F 2 "Resistor_SMD:R_1206_3216Metric_Pad1.30x1.75mm_HandSolder" V 6330 6875 50 0001 C CNN
F 3 "~" H 6400 6875 50 0001 C CNN
1 6400 6875
0 -1 -1 0
$EndComp
$Comp
L Device:R R8
U 1 1 5FD23BAD
P 6400 7025
F 0 "R8" H 6330 6979 50 0000 R CNN
F 1 "1.5k" H 6330 7070 50 0000 R CNN
F 2 "Resistor_SMD:R_1206_3216Metric_Pad1.30x1.75mm_HandSolder" V 6330 7025 50 0001 C CNN
F 3 "~" H 6400 7025 50 0001 C CNN
1 6400 7025
0 -1 -1 0
$EndComp
Connection ~ 6750 1100
Connection ~ 6750 2350
Wire Wire Line
6750 2350 6750 2450
Wire Wire Line
9250 2100 9250 2350
Text GLabel 3050 2700 2 50 Output ~ 0
SPI_CE0
Text GLabel 3050 2600 2 50 Output ~ 0
SPI_CE1
Text GLabel 3050 2800 2 50 Input ~ 0
SPI_MISO
Text GLabel 3050 2900 2 50 Output ~ 0
SPI_MOSI
Text GLabel 3050 3000 2 50 Output ~ 0
SPI_SCLK
Wire Wire Line
2850 2600 3050 2600
Wire Wire Line
2850 2700 3050 2700
Wire Wire Line
2850 2800 3050 2800
Wire Wire Line
2850 2900 3050 2900
Wire Wire Line
2850 3000 3050 3000
Wire Wire Line
1100 2700 1250 2700
Wire Wire Line
1100 2800 1250 2800
Text GLabel 1975 5100 2 50 Output ~ 0
Button1
Text GLabel 1975 5200 2 50 Output ~ 0
Button2
Wire Wire Line
1750 5100 1975 5100
Wire Wire Line
1900 5200 1975 5200
Wire Wire Line
1625 5100 1750 5100
Connection ~ 1750 5100
Wire Wire Line
1625 5200 1900 5200
Connection ~ 1900 5200
Text GLabel 1100 1700 0 50 Input ~ 0
UART_RX
Text GLabel 1100 1600 0 50 Output ~ 0
UART_TX
Wire Wire Line
1250 1600 1100 1600
Wire Wire Line
1250 1700 1100 1700
Text GLabel 4750 4800 0 50 Output ~ 0
UART_RX
Text GLabel 4750 4900 0 50 Input ~ 0
UART_TX
Text GLabel 8525 4975 0 50 Input ~ 0
SPI_CE0
Text GLabel 8525 4575 0 50 Input ~ 0
SPI_CE1
Text GLabel 8525 4275 0 50 Output ~ 0
SPI_MISO
Text GLabel 8525 4375 0 50 Input ~ 0
SPI_MOSI
Text GLabel 8525 4475 0 50 Input ~ 0
SPI_SCLK
Text GLabel 8525 4675 0 50 Output ~ 0
SPI_MISO
Text GLabel 8525 4775 0 50 Input ~ 0
SPI_MOSI
Text GLabel 8525 4875 0 50 Input ~ 0
SPI_SCLK
NoConn ~ 1250 2500
$Comp
L Device:LED D1
U 1 1 600D91AA
P 875 4900
F 0 "D1" V 914 4782 50 0000 R CNN
F 1 "LED" V 823 4782 50 0000 R CNN
F 2 "LED_THT:LED_D3.0mm" H 875 4900 50 0001 C CNN
F 3 "~" H 875 4900 50 0001 C CNN
1 875 4900
0 -1 -1 0
$EndComp
Wire Wire Line
875 4700 875 4750
Wire Wire Line
875 5050 875 5100
Wire Wire Line
875 5400 875 5450
$Comp
L Switch:SW_Push SW2
U 1 1 600F7B5A
P 1425 5400
F 0 "SW2" H 1425 5600 50 0000 C CNN
F 1 "SW_Push" H 1425 5594 50 0001 C CNN
F 2 "Button_Switch_THT:SW_PUSH_6mm_H8mm" H 1425 5600 50 0001 C CNN
F 3 "~" H 1425 5600 50 0001 C CNN
1 1425 5400
1 0 0 -1
$EndComp
$Comp
L Switch:SW_Push SW1
U 1 1 600F8E31
P 1425 5100
F 0 "SW1" H 1425 5300 50 0000 C CNN
F 1 "SW_Push" H 1425 5294 50 0001 C CNN
F 2 "Button_Switch_THT:SW_PUSH_6mm_H8mm" H 1425 5300 50 0001 C CNN
F 3 "~" H 1425 5300 50 0001 C CNN
1 1425 5100
1 0 0 -1
$EndComp
Wire Wire Line
1625 5400 1625 5200
Wire Wire Line
1225 5100 1150 5100
Wire Wire Line
1150 5100 1150 5400
Wire Wire Line
1150 5400 1225 5400
Wire Wire Line
1150 5400 1150 5450
Connection ~ 1150 5400
$Comp
L power:GND #PWR0111
U 1 1 60110C3F
P 1150 5450
F 0 "#PWR0111" H 1150 5200 50 0001 C CNN
F 1 "GND" H 1155 5277 50 0000 C CNN
F 2 "" H 1150 5450 50 0001 C CNN
F 3 "" H 1150 5450 50 0001 C CNN
1 1150 5450
1 0 0 -1
$EndComp
Wire Wire Line
1950 1200 1950 1000
Wire Wire Line
1950 1000 1850 1000
Connection ~ 1850 1000
Wire Wire Line
1850 1000 1850 1200
Wire Wire Line
1650 3800 1650 3950
Wire Wire Line
2050 3800 2050 3950
Connection ~ 2050 3950
NoConn ~ 1750 3800
Wire Wire Line
1650 3950 1950 3950
NoConn ~ 1850 3800
$Comp
L Device:R R11
U 1 1 6044916F
P 8800 1400
F 0 "R11" V 8800 1400 50 0000 C CNN
F 1 "a" V 8900 1400 50 0000 C CNN
F 2 "Resistor_SMD:R_1206_3216Metric_Pad1.30x1.75mm_HandSolder" V 8730 1400 50 0001 C CNN
F 3 "~" H 8800 1400 50 0001 C CNN
1 8800 1400
0 -1 -1 0
$EndComp
$Comp
L Device:R R9
U 1 1 6044974A
P 7400 1950
F 0 "R9" V 7400 2050 50 0000 R CNN
F 1 "b" H 7525 1950 50 0000 R CNN
F 2 "Resistor_SMD:R_1206_3216Metric_Pad1.30x1.75mm_HandSolder" V 7330 1950 50 0001 C CNN
F 3 "~" H 7400 1950 50 0001 C CNN
1 7400 1950
-1 0 0 1
$EndComp
$Comp
L Device:R R12
U 1 1 604731F3
P 8800 1500
F 0 "R12" V 8800 1500 50 0000 C CNN
F 1 "a" V 8600 1500 50 0001 C CNN
F 2 "Resistor_SMD:R_1206_3216Metric_Pad1.30x1.75mm_HandSolder" V 8730 1500 50 0001 C CNN
F 3 "~" H 8800 1500 50 0001 C CNN
1 8800 1500
0 -1 -1 0
$EndComp
$Comp
L Device:R R10
U 1 1 6047391F
P 7500 1950
F 0 "R10" V 7500 2050 50 0000 R CNN
F 1 "b" H 7400 2050 50 0001 R CNN
F 2 "Resistor_SMD:R_1206_3216Metric_Pad1.30x1.75mm_HandSolder" V 7430 1950 50 0001 C CNN
F 3 "~" H 7500 1950 50 0001 C CNN
1 7500 1950
-1 0 0 1
$EndComp
Wire Wire Line
7500 1500 7500 1800
Connection ~ 7500 1500
Wire Wire Line
7500 1500 7250 1500
Wire Wire Line
7400 1400 7400 1800
Connection ~ 7400 1400
Wire Wire Line
7400 1400 7250 1400
Wire Wire Line
7400 2100 7400 2350
Connection ~ 7400 2350
Wire Wire Line
7400 2350 6750 2350
Wire Wire Line
7500 2100 7500 2350
Connection ~ 7500 2350
Wire Wire Line
7500 2350 7400 2350
Wire Wire Line
9250 2000 9350 2000
Wire Wire Line
9250 2100 9350 2100
$Comp
L Connector:Conn_01x04_Male I2C1
U 1 1 5FB8A048
P 7050 4600
F 0 "I2C1" H 7022 4482 50 0000 R CNN
F 1 "I2C" H 7022 4573 50 0001 R CNN
F 2 "Connector_JST:JST_PH_B4B-PH-K_1x04_P2.00mm_Vertical" H 7050 4600 50 0001 C CNN
F 3 "~" H 7050 4600 50 0001 C CNN
1 7050 4600
-1 0 0 1
$EndComp
$Comp
L Device:C C1
U 1 1 5FC081D7
P 5400 1650
F 0 "C1" H 5515 1696 50 0000 L CNN
F 1 "100n" H 5515 1605 50 0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder" H 5438 1500 50 0001 C CNN
F 3 "~" H 5400 1650 50 0001 C CNN
1 5400 1650
1 0 0 -1
$EndComp
Wire Wire Line
5400 1100 5400 1500
Wire Wire Line
5400 1800 5400 2350
Wire Wire Line
5400 2350 6000 2350
Wire Wire Line
1950 3800 1950 3950
Connection ~ 1950 3950
Wire Wire Line
1950 3950 2000 3950
$Comp
L Analog_ADC:MAX11613 U1
U 1 1 5FDC9910
P 6750 1600
F 0 "U1" H 7100 2000 50 0000 C CNN
F 1 "MAX116xx" H 6500 2000 50 0000 C CNN
F 2 "Package_SO:MSOP-8_3x3mm_P0.65mm" H 7200 1250 50 0001 L CNN
F 3 "https://datasheets.maximintegrated.com/en/ds/MAX11612-MAX11617.pdf" H 6850 2100 50 0001 C CNN
1 6750 1600
-1 0 0 -1
$EndComp
Wire Wire Line
6750 1100 6750 1200
Wire Wire Line
6750 2100 6750 2350
$Comp
L Levelshifter-LSF0108:LSF0108 U2
U 1 1 5FF5C356
P 5400 4700
F 0 "U2" H 5100 5500 50 0000 C CNN
F 1 "LSF0108" V 5400 4750 50 0000 C CNN
F 2 "Package_SO:TSSOP-20_4.4x6.5mm_P0.65mm" H 5500 3800 50 0001 C CNN
F 3 "https://assets.nexperia.com/documents/data-sheet/LSF0108.pdf" H 5500 4400 50 0001 C CNN
1 5400 4700
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR07
U 1 1 5FF5D5E6
P 5400 5550
F 0 "#PWR07" H 5400 5300 50 0001 C CNN
F 1 "GND" H 5405 5377 50 0000 C CNN
F 2 "" H 5400 5550 50 0001 C CNN
F 3 "" H 5400 5550 50 0001 C CNN
1 5400 5550
1 0 0 -1
$EndComp
Wire Wire Line
5400 5450 5400 5500
Wire Wire Line
4800 3850 4800 4200
Wire Wire Line
4800 4200 4900 4200
$Comp
L power:+5V #PWR011
U 1 1 5FF6ECA4
P 6350 3300
F 0 "#PWR011" H 6350 3150 50 0001 C CNN
F 1 "+5V" H 6365 3473 50 0000 C CNN
F 2 "" H 6350 3300 50 0001 C CNN
F 3 "" H 6350 3300 50 0001 C CNN
1 6350 3300
1 0 0 -1
$EndComp
Wire Wire Line
5950 4200 5850 4200
Wire Wire Line
5400 5500 6250 5500
Wire Wire Line
6700 5500 6700 5100
Wire Wire Line
6700 4700 6850 4700
Connection ~ 5400 5500
Wire Wire Line
5400 5500 5400 5550
Wire Wire Line
6600 4600 6850 4600
$Comp
L power:+3.3V #PWR014
U 1 1 5FFBEA2D
P 6850 3300
F 0 "#PWR014" H 6850 3150 50 0001 C CNN
F 1 "+3.3V" H 6865 3473 50 0000 C CNN
F 2 "" H 6850 3300 50 0001 C CNN
F 3 "" H 6850 3300 50 0001 C CNN
1 6850 3300
1 0 0 -1
$EndComp
$Comp
L Jumper:Jumper_3_Bridged12 JP1
U 1 1 5FFC8B22
P 6600 3450
F 0 "JP1" H 6600 3654 50 0001 C CNN
F 1 "I2C UART Volt" H 6950 3250 50 0000 C CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical" H 6600 3450 50 0001 C CNN
F 3 "~" H 6600 3450 50 0001 C CNN
1 6600 3450
1 0 0 -1
$EndComp
Wire Wire Line
6600 3750 6600 4600
Wire Wire Line
6850 3450 6850 3300
Wire Wire Line
5850 4500 6225 4500
Wire Wire Line
5850 4400 6350 4400
Wire Wire Line
4750 4400 4900 4400
Wire Wire Line
4750 4500 4900 4500
$Comp
L Device:R R13
U 1 1 60029E9E
P 6225 4150
F 0 "R13" H 6425 4100 50 0000 R CNN
F 1 "1.5k" H 6475 4200 50 0000 R CNN
F 2 "Resistor_SMD:R_1206_3216Metric_Pad1.30x1.75mm_HandSolder" V 6155 4150 50 0001 C CNN
F 3 "~" H 6225 4150 50 0001 C CNN
1 6225 4150
-1 0 0 1
$EndComp
$Comp
L Device:R R14
U 1 1 6002A818
P 6350 4150
F 0 "R14" H 6280 4104 50 0000 R CNN
F 1 "1.5k" H 6280 4195 50 0000 R CNN
F 2 "Resistor_SMD:R_1206_3216Metric_Pad1.30x1.75mm_HandSolder" V 6280 4150 50 0001 C CNN
F 3 "~" H 6350 4150 50 0001 C CNN
1 6350 4150
-1 0 0 1
$EndComp
Wire Wire Line
6225 4300 6225 4500
Connection ~ 6225 4500
Wire Wire Line
6225 4500 6850 4500
Wire Wire Line
6350 4300 6350 4400
Connection ~ 6350 4400
Wire Wire Line
6350 4400 6850 4400
Wire Wire Line
6350 4000 6350 3750
Wire Wire Line
6350 3750 6600 3750
Wire Wire Line
6225 4000 6225 3750
Wire Wire Line
6225 3750 6350 3750
Connection ~ 6350 3750
Wire Wire Line
4750 4800 4900 4800
Wire Wire Line
4750 4900 4900 4900
$Comp
L Connector:Conn_01x04_Male UART1
U 1 1 600EE58C
P 7050 5000
F 0 "UART1" H 7022 4882 50 0000 R CNN
F 1 "UART" H 7022 4973 50 0001 R CNN
F 2 "Connector_JST:JST_PH_B4B-PH-K_1x04_P2.00mm_Vertical" H 7050 5000 50 0001 C CNN
F 3 "~" H 7050 5000 50 0001 C CNN
1 7050 5000
-1 0 0 1
$EndComp
Wire Wire Line
6850 5100 6700 5100
Connection ~ 6700 5100
Wire Wire Line
6700 5100 6700 4700
Wire Wire Line
5850 4800 6850 4800
Wire Wire Line
5850 4900 6850 4900
Wire Wire Line
5950 3750 5400 3750
Wire Wire Line
5400 3750 5400 3900
$Comp
L Levelshifter-LSF0108:LSF0108 U3
U 1 1 602425A6
P 9325 4575
F 0 "U3" H 9025 5375 50 0000 C CNN
F 1 "LSF0108" V 9325 4575 50 0000 C CNN
F 2 "Package_SO:TSSOP-20_4.4x6.5mm_P0.65mm" H 9425 3675 50 0001 C CNN
F 3 "https://assets.nexperia.com/documents/data-sheet/LSF0108.pdf" H 9425 4275 50 0001 C CNN
1 9325 4575
1 0 0 -1
$EndComp
$Comp
L Connector:Conn_01x06_Male SPI2
U 1 1 5FF03E51
P 10775 5525
F 0 "SPI2" H 10747 5407 50 0000 R CNN
F 1 "SPI2" H 10747 5498 50 0001 R CNN
F 2 "Connector_JST:JST_XH_B6B-XH-A_1x06_P2.50mm_Vertical" H 10775 5525 50 0001 C CNN
F 3 "~" H 10775 5525 50 0001 C CNN
1 10775 5525
-1 0 0 1
$EndComp
$Comp
L Connector:Conn_01x06_Male SPI1
U 1 1 5FD7D3F0
P 10775 4075
F 0 "SPI1" H 10747 3957 50 0000 R CNN
F 1 "SPI1" H 10747 4048 50 0001 R CNN
F 2 "Connector_JST:JST_XH_B6B-XH-A_1x06_P2.50mm_Vertical" H 10775 4075 50 0001 C CNN
F 3 "~" H 10775 4075 50 0001 C CNN
1 10775 4075
-1 0 0 1
$EndComp
$Comp
L Jumper:Jumper_3_Bridged12 JP3
U 1 1 602549C2
P 10375 3425
F 0 "JP3" H 10375 3629 50 0001 C CNN
F 1 "SPI Volt" H 10375 3538 50 0000 C CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical" H 10375 3425 50 0001 C CNN
F 3 "~" H 10375 3425 50 0001 C CNN
1 10375 3425
-1 0 0 -1
$EndComp
Wire Wire Line
8525 4275 8825 4275
Wire Wire Line
8525 4375 8825 4375
Wire Wire Line
8525 4475 8825 4475
Wire Wire Line
8525 4575 8825 4575
Wire Wire Line
8525 4675 8825 4675
Wire Wire Line
8525 4775 8825 4775
Wire Wire Line
8525 4875 8825 4875
Wire Wire Line
8525 4975 8825 4975
Wire Wire Line
9775 4275 9975 4275
Wire Wire Line
9975 4275 9975 3775
Wire Wire Line
9975 3775 10575 3775
Wire Wire Line
9775 4375 10075 4375
Wire Wire Line
10075 4375 10075 3875
Wire Wire Line
10075 3875 10575 3875
Wire Wire Line
9775 4475 10175 4475
Wire Wire Line
10175 4475 10175 3975
Wire Wire Line
10175 3975 10575 3975
Wire Wire Line
9775 4575 10275 4575
Wire Wire Line
10275 4575 10275 4075
Wire Wire Line
10275 4075 10575 4075
Wire Wire Line
9775 4675 10275 4675
Wire Wire Line
10275 4675 10275 5225
Wire Wire Line
10275 5225 10575 5225
Wire Wire Line
9775 4775 10175 4775
Wire Wire Line
10175 4775 10175 5325
Wire Wire Line
10175 5325 10575 5325
Wire Wire Line
9775 4875 10075 4875
Wire Wire Line
10075 4875 10075 5425
Wire Wire Line
10075 5425 10575 5425
Wire Wire Line
9775 4975 9975 4975
Wire Wire Line
9975 4975 9975 5525
Wire Wire Line
9975 5525 10575 5525
$Comp
L power:GND #PWR02
U 1 1 6031EA28
P 9325 5475
F 0 "#PWR02" H 9325 5225 50 0001 C CNN
F 1 "GND" H 9330 5302 50 0000 C CNN
F 2 "" H 9325 5475 50 0001 C CNN
F 3 "" H 9325 5475 50 0001 C CNN
1 9325 5475
1 0 0 -1
$EndComp
Wire Wire Line
9325 5325 9325 5375
$Comp
L power:GND #PWR018
U 1 1 6032935C
P 10475 5825
F 0 "#PWR018" H 10475 5575 50 0001 C CNN
F 1 "GND" H 10480 5652 50 0000 C CNN
F 2 "" H 10475 5825 50 0001 C CNN
F 3 "" H 10475 5825 50 0001 C CNN
1 10475 5825
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR017
U 1 1 60329872
P 10475 4375
F 0 "#PWR017" H 10475 4125 50 0001 C CNN
F 1 "GND" H 10480 4202 50 0000 C CNN
F 2 "" H 10475 4375 50 0001 C CNN
F 3 "" H 10475 4375 50 0001 C CNN
1 10475 4375
1 0 0 -1
$EndComp
Wire Wire Line
10575 4275 10475 4275
Wire Wire Line
10475 4275 10475 4375
Wire Wire Line
10575 5725 10475 5725
Wire Wire Line
10475 5725 10475 5825
Wire Wire Line
10575 4175 10375 4175
Wire Wire Line
10375 4175 10375 3675
$Comp
L power:+5V #PWR019
U 1 1 6039756C
P 10625 3275
F 0 "#PWR019" H 10625 3125 50 0001 C CNN
F 1 "+5V" H 10640 3448 50 0000 C CNN
F 2 "" H 10625 3275 50 0001 C CNN
F 3 "" H 10625 3275 50 0001 C CNN
1 10625 3275
1 0 0 -1
$EndComp
$Comp
L power:+3.3V #PWR09
U 1 1 60399217