EESchema Schematic File Version 4
LIBS:OtterPill-cache
EELAYER 30 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 1 1
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L power:GND #PWR0101
U 1 1 5CC6A3F1
P 7000 5700
F 0 "#PWR0101" H 7000 5450 50  0001 C CNN
F 1 "GND" H 7005 5527 50  0000 C CNN
F 2 "" H 7000 5700 50  0001 C CNN
F 3 "" H 7000 5700 50  0001 C CNN
	1    7000 5700
	1    0    0    -1  
$EndComp
$Comp
L power:+3V3 #PWR0102
U 1 1 5CC6AAE2
P 6600 2700
F 0 "#PWR0102" H 6600 2550 50  0001 C CNN
F 1 "+3V3" H 6615 2873 50  0000 C CNN
F 2 "" H 6600 2700 50  0001 C CNN
F 3 "" H 6600 2700 50  0001 C CNN
	1    6600 2700
	1    0    0    -1  
$EndComp
Wire Wire Line
	6100 3100 5850 3100
$Comp
L Device:R_Small R5
U 1 1 5CC6B319
P 5450 3200
F 0 "R5" H 5509 3246 50  0000 L CNN
F 1 "3k3" H 5509 3155 50  0000 L CNN
F 2 "Resistor_SMD:R_0402_1005Metric" H 5450 3200 50  0001 C CNN
F 3 "~" H 5450 3200 50  0001 C CNN
	1    5450 3200
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0103
U 1 1 5CC6B524
P 5450 3300
F 0 "#PWR0103" H 5450 3050 50  0001 C CNN
F 1 "GND" H 5455 3127 50  0000 C CNN
F 2 "" H 5450 3300 50  0001 C CNN
F 3 "" H 5450 3300 50  0001 C CNN
	1    5450 3300
	1    0    0    -1  
$EndComp
$Comp
L Switch:SW_Push SW1
U 1 1 5CC6C487
P 5450 2700
F 0 "SW1" V 5496 2652 50  0000 R CNN
F 1 "DFU" V 5405 2652 50  0000 R CNN
F 2 "Button_Switch_SMD:SW_SPST_PTS810" H 5450 2900 50  0001 C CNN
F 3 "~" H 5450 2900 50  0001 C CNN
	1    5450 2700
	0    -1   -1   0   
$EndComp
Connection ~ 5450 3100
$Comp
L power:+3V3 #PWR0104
U 1 1 5CC6C830
P 5450 2500
F 0 "#PWR0104" H 5450 2350 50  0001 C CNN
F 1 "+3V3" H 5465 2673 50  0000 C CNN
F 2 "" H 5450 2500 50  0001 C CNN
F 3 "" H 5450 2500 50  0001 C CNN
	1    5450 2500
	1    0    0    -1  
$EndComp
$Comp
L Connector:USB_C_Receptacle_USB2.0 J1
U 1 1 5CC6CE04
P 1350 2450
F 0 "J1" H 1457 3317 50  0000 C CNN
F 1 "USB-c" H 1457 3226 50  0000 C CNN
F 2 "otter:USB-C 16Pin" H 1500 2450 50  0001 C CNN
F 3 "https://www.usb.org/sites/default/files/documents/usb_type-c.zip" H 1500 2450 50  0001 C CNN
	1    1350 2450
	1    0    0    -1  
$EndComp
Wire Wire Line
	1950 2650 1950 2550
Wire Wire Line
	1950 2550 2000 2550
Connection ~ 1950 2550
Wire Wire Line
	1950 2350 1950 2450
Wire Wire Line
	2000 2450 1950 2450
Connection ~ 1950 2450
$Comp
L Device:R_Small R1
U 1 1 5CC6DFF9
P 1650 4500
F 0 "R1" V 1454 4500 50  0000 C CNN
F 1 "DNP" V 1545 4500 50  0000 C CNN
F 2 "Resistor_SMD:R_0402_1005Metric" H 1650 4500 50  0001 C CNN
F 3 "~" H 1650 4500 50  0001 C CNN
	1    1650 4500
	0    1    1    0   
$EndComp
$Comp
L Device:R_Small R2
U 1 1 5CC6E27F
P 1650 4600
F 0 "R2" V 1754 4600 50  0000 C CNN
F 1 "DNP" V 1845 4600 50  0000 C CNN
F 2 "Resistor_SMD:R_0402_1005Metric" H 1650 4600 50  0001 C CNN
F 3 "~" H 1650 4600 50  0001 C CNN
	1    1650 4600
	0    1    1    0   
$EndComp
Wire Wire Line
	1550 4600 1400 4600
Wire Wire Line
	1400 4500 1550 4500
Wire Wire Line
	1750 4500 1750 4600
$Comp
L power:GND #PWR0105
U 1 1 5CC6F139
P 1950 4600
F 0 "#PWR0105" H 1950 4350 50  0001 C CNN
F 1 "GND" H 1955 4427 50  0000 C CNN
F 2 "" H 1950 4600 50  0001 C CNN
F 3 "" H 1950 4600 50  0001 C CNN
	1    1950 4600
	1    0    0    -1  
$EndComp
Wire Wire Line
	1950 4600 1750 4600
Connection ~ 1750 4600
Text GLabel 2000 2450 2    50   Input ~ 0
USB_N
Text GLabel 2000 2550 2    50   Input ~ 0
USB_P
$Comp
L power:GND #PWR0107
U 1 1 5CC7041D
P 1350 3350
F 0 "#PWR0107" H 1350 3100 50  0001 C CNN
F 1 "GND" H 1355 3177 50  0000 C CNN
F 2 "" H 1350 3350 50  0001 C CNN
F 3 "" H 1350 3350 50  0001 C CNN
	1    1350 3350
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0108
U 1 1 5CC706DC
P 1050 3350
F 0 "#PWR0108" H 1050 3100 50  0001 C CNN
F 1 "GND" H 1055 3177 50  0000 C CNN
F 2 "" H 1050 3350 50  0001 C CNN
F 3 "" H 1050 3350 50  0001 C CNN
	1    1050 3350
	1    0    0    -1  
$EndComp
$Comp
L otter:USBLC6-4 U1
U 1 1 5CC734BE
P 3450 3050
F 0 "U1" H 3450 3375 50  0000 C CNN
F 1 "USBLC6-4" H 3450 3284 50  0000 C CNN
F 2 "Package_TO_SOT_SMD:SOT-23-6" H 3450 3050 50  0001 C CNN
F 3 "" H 3450 3050 50  0001 C CNN
	1    3450 3050
	1    0    0    -1  
$EndComp
Text GLabel 3750 3150 2    50   Input ~ 0
USB_N
Text GLabel 3750 3050 2    50   Input ~ 0
USB_P
$Comp
L power:GND #PWR0112
U 1 1 5CC740A9
P 3150 3150
F 0 "#PWR0112" H 3150 2900 50  0001 C CNN
F 1 "GND" H 3155 2977 50  0000 C CNN
F 2 "" H 3150 3150 50  0001 C CNN
F 3 "" H 3150 3150 50  0001 C CNN
	1    3150 3150
	1    0    0    -1  
$EndComp
Text GLabel 7400 5100 2    50   Input ~ 0
USB_N
Text GLabel 7400 5200 2    50   Input ~ 0
USB_P
$Comp
L Device:LED D1
U 1 1 5CC766AA
P 1350 5600
F 0 "D1" V 1389 5483 50  0000 R CNN
F 1 "LED RED" V 1298 5483 50  0000 R CNN
F 2 "LED_SMD:LED_0603_1608Metric" H 1350 5600 50  0001 C CNN
F 3 "~" H 1350 5600 50  0001 C CNN
	1    1350 5600
	0    -1   -1   0   
$EndComp
$Comp
L Device:LED D2
U 1 1 5CC77263
P 1850 5600
F 0 "D2" V 1889 5483 50  0000 R CNN
F 1 "LED GREEN" V 1798 5483 50  0000 R CNN
F 2 "LED_SMD:LED_0603_1608Metric" H 1850 5600 50  0001 C CNN
F 3 "~" H 1850 5600 50  0001 C CNN
	1    1850 5600
	0    -1   -1   0   
$EndComp
$Comp
L Device:R R3
U 1 1 5CC777A1
P 1350 6000
F 0 "R3" H 1420 6046 50  0000 L CNN
F 1 "3k3" H 1420 5955 50  0000 L CNN
F 2 "Resistor_SMD:R_0402_1005Metric" V 1280 6000 50  0001 C CNN
F 3 "~" H 1350 6000 50  0001 C CNN
	1    1350 6000
	1    0    0    -1  
$EndComp
$Comp
L Device:R R4
U 1 1 5CC77C43
P 1850 6000
F 0 "R4" H 1920 6046 50  0000 L CNN
F 1 "3k3" H 1920 5955 50  0000 L CNN
F 2 "Resistor_SMD:R_0402_1005Metric" V 1780 6000 50  0001 C CNN
F 3 "~" H 1850 6000 50  0001 C CNN
	1    1850 6000
	1    0    0    -1  
$EndComp
Wire Wire Line
	1850 5850 1850 5750
Wire Wire Line
	1350 5850 1350 5750
$Comp
L power:GND #PWR0114
U 1 1 5CC79224
P 1850 6200
F 0 "#PWR0114" H 1850 5950 50  0001 C CNN
F 1 "GND" H 1855 6027 50  0000 C CNN
F 2 "" H 1850 6200 50  0001 C CNN
F 3 "" H 1850 6200 50  0001 C CNN
	1    1850 6200
	1    0    0    -1  
$EndComp
$Comp
L power:+3V3 #PWR0115
U 1 1 5CC7985E
P 1350 5450
F 0 "#PWR0115" H 1350 5300 50  0001 C CNN
F 1 "+3V3" H 1365 5623 50  0000 C CNN
F 2 "" H 1350 5450 50  0001 C CNN
F 3 "" H 1350 5450 50  0001 C CNN
	1    1350 5450
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C2
U 1 1 5CC7B488
P 7150 1400
F 0 "C2" H 7242 1446 50  0000 L CNN
F 1 "100n 50V" H 7242 1355 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 7150 1400 50  0001 C CNN
F 3 "~" H 7150 1400 50  0001 C CNN
	1    7150 1400
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C1
U 1 1 5CC7B876
P 6750 1400
F 0 "C1" H 6842 1446 50  0000 L CNN
F 1 "10u 25V" H 6842 1355 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 6750 1400 50  0001 C CNN
F 3 "~" H 6750 1400 50  0001 C CNN
F 4 "C15850" H 6750 1400 50  0001 C CNN "LCSC"
	1    6750 1400
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C3
U 1 1 5CC7BFF7
P 8500 1000
F 0 "C3" V 8729 1000 50  0000 C CNN
F 1 "100n 50V" V 8638 1000 50  0000 C CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 8500 1000 50  0001 C CNN
F 3 "~" H 8500 1000 50  0001 C CNN
	1    8500 1000
	0    -1   -1   0   
$EndComp
$Comp
L Device:C_Small C4
U 1 1 5CC7C363
P 9350 1400
F 0 "C4" H 9442 1446 50  0000 L CNN
F 1 "10u 25V" H 9442 1355 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 9350 1400 50  0001 C CNN
F 3 "~" H 9350 1400 50  0001 C CNN
F 4 "C15850" H 9350 1400 50  0001 C CNN "LCSC"
	1    9350 1400
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C5
U 1 1 5CC7C738
P 10350 1400
F 0 "C5" H 10442 1446 50  0000 L CNN
F 1 "100n 50V" H 10442 1355 50  0000 L CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 10350 1400 50  0001 C CNN
F 3 "~" H 10350 1400 50  0001 C CNN
	1    10350 1400
	1    0    0    -1  
$EndComp
$Comp
L Device:L_Small L1
U 1 1 5CC7CFF2
P 8800 1250
F 0 "L1" V 8985 1250 50  0000 C CNN
F 1 "4u7" V 8894 1250 50  0000 C CNN
F 2 "Inductor_SMD:L_1210_3225Metric" H 8800 1250 50  0001 C CNN
F 3 "~" H 8800 1250 50  0001 C CNN
F 4 "C86070" V 8800 1250 50  0001 C CNN "LCSC"
	1    8800 1250
	0    -1   -1   0   
$EndComp
$Comp
L Device:R_Small R6
U 1 1 5CC7E81D
P 9050 1450
F 0 "R6" H 9109 1496 50  0000 L CNN
F 1 "100k" H 9109 1405 50  0000 L CNN
F 2 "Resistor_SMD:R_0402_1005Metric" H 9050 1450 50  0001 C CNN
F 3 "~" H 9050 1450 50  0001 C CNN
	1    9050 1450
	1    0    0    -1  
$EndComp
$Comp
L Device:R_Small R7
U 1 1 5CC7EDDA
P 9050 1750
F 0 "R7" H 9109 1796 50  0000 L CNN
F 1 "22k" H 9109 1705 50  0000 L CNN
F 2 "Resistor_SMD:R_0402_1005Metric" H 9050 1750 50  0001 C CNN
F 3 "~" H 9050 1750 50  0001 C CNN
	1    9050 1750
	1    0    0    -1  
$EndComp
Wire Wire Line
	9050 1650 9050 1600
Connection ~ 9050 1600
Wire Wire Line
	9050 1600 9050 1550
$Comp
L power:+3V3 #PWR0116
U 1 1 5CC81BF3
P 10350 1250
F 0 "#PWR0116" H 10350 1100 50  0001 C CNN
F 1 "+3V3" H 10365 1423 50  0000 C CNN
F 2 "" H 10350 1250 50  0001 C CNN
F 3 "" H 10350 1250 50  0001 C CNN
	1    10350 1250
	1    0    0    -1  
$EndComp
$Comp
L power:VBUS #PWR0117
U 1 1 5CC82F71
P 6750 1200
F 0 "#PWR0117" H 6750 1050 50  0001 C CNN
F 1 "VBUS" H 6765 1373 50  0000 C CNN
F 2 "" H 6750 1200 50  0001 C CNN
F 3 "" H 6750 1200 50  0001 C CNN
	1    6750 1200
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0118
U 1 1 5CC833B2
P 6750 1500
F 0 "#PWR0118" H 6750 1250 50  0001 C CNN
F 1 "GND" H 6755 1327 50  0000 C CNN
F 2 "" H 6750 1500 50  0001 C CNN
F 3 "" H 6750 1500 50  0001 C CNN
	1    6750 1500
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0119
U 1 1 5CC837F0
P 7150 1500
F 0 "#PWR0119" H 7150 1250 50  0001 C CNN
F 1 "GND" H 7155 1327 50  0000 C CNN
F 2 "" H 7150 1500 50  0001 C CNN
F 3 "" H 7150 1500 50  0001 C CNN
	1    7150 1500
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0120
U 1 1 5CC84358
P 9050 1850
F 0 "#PWR0120" H 9050 1600 50  0001 C CNN
F 1 "GND" H 9055 1677 50  0000 C CNN
F 2 "" H 9050 1850 50  0001 C CNN
F 3 "" H 9050 1850 50  0001 C CNN
	1    9050 1850
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0122
U 1 1 5CC84C54
P 9350 1500
F 0 "#PWR0122" H 9350 1250 50  0001 C CNN
F 1 "GND" H 9355 1327 50  0000 C CNN
F 2 "" H 9350 1500 50  0001 C CNN
F 3 "" H 9350 1500 50  0001 C CNN
	1    9350 1500
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0123
U 1 1 5CC8507E
P 10350 1500
F 0 "#PWR0123" H 10350 1250 50  0001 C CNN
F 1 "GND" H 10355 1327 50  0000 C CNN
F 2 "" H 10350 1500 50  0001 C CNN
F 3 "" H 10350 1500 50  0001 C CNN
	1    10350 1500
	1    0    0    -1  
$EndComp
$Comp
L Connector:Conn_01x15_Male J3
U 1 1 5CC7BD12
P 8750 4450
F 0 "J3" H 8723 4382 50  0000 R CNN
F 1 "1" H 8723 4473 50  0000 R CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x15_P2.54mm_Vertical" H 8750 4450 50  0001 C CNN
F 3 "~" H 8750 4450 50  0001 C CNN
	1    8750 4450
	1    0    0    1   
$EndComp
$Comp
L Connector:Conn_01x15_Male J4
U 1 1 5CC7E7E9
P 10350 4450
F 0 "J4" H 10322 4382 50  0000 R CNN
F 1 "2" H 10322 4473 50  0000 R CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x15_P2.54mm_Vertical" H 10350 4450 50  0001 C CNN
F 3 "~" H 10350 4450 50  0001 C CNN
	1    10350 4450
	-1   0    0    1   
$EndComp
$Comp
L power:GND #PWR0124
U 1 1 5CC811D0
P 8950 4050
F 0 "#PWR0124" H 8950 3800 50  0001 C CNN
F 1 "GND" V 8955 3922 50  0000 R CNN
F 2 "" H 8950 4050 50  0001 C CNN
F 3 "" H 8950 4050 50  0001 C CNN
	1    8950 4050
	0    -1   -1   0   
$EndComp
$Comp
L power:GND #PWR0125
U 1 1 5CC81D26
P 10150 3850
F 0 "#PWR0125" H 10150 3600 50  0001 C CNN
F 1 "GND" V 10155 3722 50  0000 R CNN
F 2 "" H 10150 3850 50  0001 C CNN
F 3 "" H 10150 3850 50  0001 C CNN
	1    10150 3850
	0    1    1    0   
$EndComp
$Comp
L power:+3V3 #PWR0127
U 1 1 5CC8320E
P 10150 5050
F 0 "#PWR0127" H 10150 4900 50  0001 C CNN
F 1 "+3V3" V 10165 5178 50  0000 L CNN
F 2 "" H 10150 5050 50  0001 C CNN
F 3 "" H 10150 5050 50  0001 C CNN
	1    10150 5050
	0    -1   -1   0   
$EndComp
$Comp
L power:+3V3 #PWR0128
U 1 1 5CC83A2D
P 10150 4050
F 0 "#PWR0128" H 10150 3900 50  0001 C CNN
F 1 "+3V3" V 10165 4178 50  0000 L CNN
F 2 "" H 10150 4050 50  0001 C CNN
F 3 "" H 10150 4050 50  0001 C CNN
	1    10150 4050
	0    -1   -1   0   
$EndComp
Text GLabel 7400 5300 2    50   Input ~ 0
SWDIO
Text GLabel 7400 5400 2    50   Input ~ 0
SWCLK
$Comp
L Connector:Conn_01x04_Male J5
U 1 1 5CC91817
P 3050 6100
F 0 "J5" H 3158 6381 50  0000 C CNN
F 1 "SWD" H 3158 6290 50  0000 C CNN
F 2 "otter:PinHeader_1x04_P2.54mm_Horizontal" H 3050 6100 50  0001 C CNN
F 3 "~" H 3050 6100 50  0001 C CNN
	1    3050 6100
	1    0    0    -1  
$EndComp
Text GLabel 3250 6100 2    50   Input ~ 0
SWDIO
Text GLabel 3250 6200 2    50   Input ~ 0
SWCLK
$Comp
L power:GND #PWR0129
U 1 1 5CC927D6
P 3250 6300
F 0 "#PWR0129" H 3250 6050 50  0001 C CNN
F 1 "GND" V 3255 6172 50  0000 R CNN
F 2 "" H 3250 6300 50  0001 C CNN
F 3 "" H 3250 6300 50  0001 C CNN
	1    3250 6300
	0    -1   -1   0   
$EndComp
$Comp
L power:+3V3 #PWR0130
U 1 1 5CC92E42
P 3250 6000
F 0 "#PWR0130" H 3250 5850 50  0001 C CNN
F 1 "+3V3" V 3265 6128 50  0000 L CNN
F 2 "" H 3250 6000 50  0001 C CNN
F 3 "" H 3250 6000 50  0001 C CNN
	1    3250 6000
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR0131
U 1 1 5CC749DE
P 8200 2000
F 0 "#PWR0131" H 8200 1750 50  0001 C CNN
F 1 "GND" H 8205 1827 50  0000 C CNN
F 2 "" H 8200 2000 50  0001 C CNN
F 3 "" H 8200 2000 50  0001 C CNN
	1    8200 2000
	1    0    0    -1  
$EndComp
$Comp
L Interface_USB:FUSB302BMPX U4
U 1 1 5CC75360
P 3450 1800
F 0 "U4" H 3800 1300 50  0000 C CNN
F 1 "FUSB302BMPX" H 3800 1400 50  0000 C CNN
F 2 "Package_DFN_QFN:WQFN-14-1EP_2.5x2.5mm_P0.5mm_EP1.45x1.45mm" H 3450 1300 50  0001 C CNN
F 3 "http://www.onsemi.com/pub/Collateral/FUSB302B-D.PDF" H 3550 1400 50  0001 C CNN
	1    3450 1800
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0132
U 1 1 5CC75E62
P 3450 2200
F 0 "#PWR0132" H 3450 1950 50  0001 C CNN
F 1 "GND" H 3455 2027 50  0000 C CNN
F 2 "" H 3450 2200 50  0001 C CNN
F 3 "" H 3450 2200 50  0001 C CNN
	1    3450 2200
	1    0    0    -1  
$EndComp
$Comp
L power:+3V3 #PWR0133
U 1 1 5CC76807
P 3350 1400
F 0 "#PWR0133" H 3350 1250 50  0001 C CNN
F 1 "+3V3" H 3365 1573 50  0000 C CNN
F 2 "" H 3350 1400 50  0001 C CNN
F 3 "" H 3350 1400 50  0001 C CNN
	1    3350 1400
	1    0    0    -1  
$EndComp
$Comp
L power:VBUS #PWR0134
U 1 1 5CC77243
P 3950 1700
F 0 "#PWR0134" H 3950 1550 50  0001 C CNN
F 1 "VBUS" V 3965 1828 50  0000 L CNN
F 2 "" H 3950 1700 50  0001 C CNN
F 3 "" H 3950 1700 50  0001 C CNN
	1    3950 1700
	0    1    1    0   
$EndComp
Text GLabel 2950 1700 0    50   Input ~ 0
SDA
Text GLabel 2950 1800 0    50   Input ~ 0
SCL
Text GLabel 2950 1900 0    50   Input ~ 0
INT_N
Text GLabel 4150 1800 2    50   Input ~ 0
CC1
Text GLabel 4150 1900 2    50   Input ~ 0
CC2
$Comp
L Device:R_Small R8
U 1 1 5CC7AF23
P 4050 1800
F 0 "R8" V 3854 1800 50  0000 C CNN
F 1 "0" V 3945 1800 50  0000 C CNN
F 2 "Resistor_SMD:R_0402_1005Metric" H 4050 1800 50  0001 C CNN
F 3 "~" H 4050 1800 50  0001 C CNN
	1    4050 1800
	0    1    1    0   
$EndComp
$Comp
L Device:R_Small R9
U 1 1 5CC7B6DA
P 4050 1900
F 0 "R9" V 4154 1900 50  0000 C CNN
F 1 "0" V 4245 1900 50  0000 C CNN
F 2 "Resistor_SMD:R_0402_1005Metric" H 4050 1900 50  0001 C CNN
F 3 "~" H 4050 1900 50  0001 C CNN
	1    4050 1900
	0    1    1    0   
$EndComp
Text GLabel 3150 3050 0    50   Input ~ 0
CC1
Text GLabel 3150 2950 0    50   Input ~ 0
CC2
Text GLabel 1950 2050 2    50   Input ~ 0
CC1
Text GLabel 1950 2150 2    50   Input ~ 0
CC2
Text GLabel 1400 4600 0    50   Input ~ 0
CC1
Text GLabel 1400 4500 0    50   Input ~ 0
CC2
Text GLabel 6100 5100 0    50   Input ~ 0
SDA
Text GLabel 6100 5000 0    50   Input ~ 0
SCL
Text GLabel 6100 5200 0    50   Input ~ 0
INT_N
NoConn ~ 1950 2950
NoConn ~ 1950 3050
$Comp
L Device:C_Small C6
U 1 1 5CC98A03
P 1000 7150
F 0 "C6" H 1092 7196 50  0000 L CNN
F 1 "100n 50V" H 1092 7105 50  0000 L CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 1000 7150 50  0001 C CNN
F 3 "~" H 1000 7150 50  0001 C CNN
	1    1000 7150
	1    0    0    -1  
$EndComp
$Comp
L power:+3V3 #PWR0135
U 1 1 5CC98A0A
P 1000 7050
F 0 "#PWR0135" H 1000 6900 50  0001 C CNN
F 1 "+3V3" H 1015 7223 50  0000 C CNN
F 2 "" H 1000 7050 50  0001 C CNN
F 3 "" H 1000 7050 50  0001 C CNN
	1    1000 7050
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0136
U 1 1 5CC98A11
P 1000 7250
F 0 "#PWR0136" H 1000 7000 50  0001 C CNN
F 1 "GND" H 1005 7077 50  0000 C CNN
F 2 "" H 1000 7250 50  0001 C CNN
F 3 "" H 1000 7250 50  0001 C CNN
	1    1000 7250
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C7
U 1 1 5CC9A6D0
P 1550 7150
F 0 "C7" H 1642 7196 50  0000 L CNN
F 1 "100n 50V" H 1642 7105 50  0000 L CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 1550 7150 50  0001 C CNN
F 3 "~" H 1550 7150 50  0001 C CNN
	1    1550 7150
	1    0    0    -1  
$EndComp
$Comp
L power:+3V3 #PWR0137
U 1 1 5CC9A6D6
P 1550 7050
F 0 "#PWR0137" H 1550 6900 50  0001 C CNN
F 1 "+3V3" H 1565 7223 50  0000 C CNN
F 2 "" H 1550 7050 50  0001 C CNN
F 3 "" H 1550 7050 50  0001 C CNN
	1    1550 7050
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0138
U 1 1 5CC9A6DC
P 1550 7250
F 0 "#PWR0138" H 1550 7000 50  0001 C CNN
F 1 "GND" H 1555 7077 50  0000 C CNN
F 2 "" H 1550 7250 50  0001 C CNN
F 3 "" H 1550 7250 50  0001 C CNN
	1    1550 7250
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C8
U 1 1 5CC9B0EC
P 2100 7150
F 0 "C8" H 2192 7196 50  0000 L CNN
F 1 "100n 50V" H 2192 7105 50  0000 L CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 2100 7150 50  0001 C CNN
F 3 "~" H 2100 7150 50  0001 C CNN
	1    2100 7150
	1    0    0    -1  
$EndComp
$Comp
L power:+3V3 #PWR0139
U 1 1 5CC9B0F2
P 2100 7050
F 0 "#PWR0139" H 2100 6900 50  0001 C CNN
F 1 "+3V3" H 2115 7223 50  0000 C CNN
F 2 "" H 2100 7050 50  0001 C CNN
F 3 "" H 2100 7050 50  0001 C CNN
	1    2100 7050
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0140
U 1 1 5CC9B0F8
P 2100 7250
F 0 "#PWR0140" H 2100 7000 50  0001 C CNN
F 1 "GND" H 2105 7077 50  0000 C CNN
F 2 "" H 2100 7250 50  0001 C CNN
F 3 "" H 2100 7250 50  0001 C CNN
	1    2100 7250
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C9
U 1 1 5CC9BB08
P 2650 7150
F 0 "C9" H 2742 7196 50  0000 L CNN
F 1 "100n 50V" H 2742 7105 50  0000 L CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 2650 7150 50  0001 C CNN
F 3 "~" H 2650 7150 50  0001 C CNN
	1    2650 7150
	1    0    0    -1  
$EndComp
$Comp
L power:+3V3 #PWR0141
U 1 1 5CC9BB0E
P 2650 7050
F 0 "#PWR0141" H 2650 6900 50  0001 C CNN
F 1 "+3V3" H 2665 7223 50  0000 C CNN
F 2 "" H 2650 7050 50  0001 C CNN
F 3 "" H 2650 7050 50  0001 C CNN
	1    2650 7050
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0142
U 1 1 5CC9BB14
P 2650 7250
F 0 "#PWR0142" H 2650 7000 50  0001 C CNN
F 1 "GND" H 2655 7077 50  0000 C CNN
F 2 "" H 2650 7250 50  0001 C CNN
F 3 "" H 2650 7250 50  0001 C CNN
	1    2650 7250
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C10
U 1 1 5CC9C524
P 3200 7150
F 0 "C10" H 3292 7196 50  0000 L CNN
F 1 "100n 50V" H 3292 7105 50  0000 L CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 3200 7150 50  0001 C CNN
F 3 "~" H 3200 7150 50  0001 C CNN
	1    3200 7150
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0143
U 1 1 5CC9C530
P 3200 7250
F 0 "#PWR0143" H 3200 7000 50  0001 C CNN
F 1 "GND" H 3205 7077 50  0000 C CNN
F 2 "" H 3200 7250 50  0001 C CNN
F 3 "" H 3200 7250 50  0001 C CNN
	1    3200 7250
	1    0    0    -1  
$EndComp
$Comp
L power:VBUS #PWR0144
U 1 1 5CC9D5C7
P 3200 7050
F 0 "#PWR0144" H 3200 6900 50  0001 C CNN
F 1 "VBUS" H 3215 7223 50  0000 C CNN
F 2 "" H 3200 7050 50  0001 C CNN
F 3 "" H 3200 7050 50  0001 C CNN
	1    3200 7050
	1    0    0    -1  
$EndComp
Text GLabel 2550 4600 0    50   Input ~ 0
SDA
Text GLabel 2550 4500 0    50   Input ~ 0
SCL
$Comp
L Device:R_Small R10
U 1 1 5CCA53EF
P 2750 4500
F 0 "R10" V 2554 4500 50  0000 C CNN
F 1 "3k3" V 2645 4500 50  0000 C CNN
F 2 "Resistor_SMD:R_0402_1005Metric" H 2750 4500 50  0001 C CNN
F 3 "~" H 2750 4500 50  0001 C CNN
	1    2750 4500
	0    1    1    0   
$EndComp
Wire Wire Line
	2850 4600 2950 4600
Wire Wire Line
	2850 4500 2850 4600
$Comp
L power:+3.3V #PWR0145
U 1 1 5CCA7D73
P 2950 4600
F 0 "#PWR0145" H 2950 4450 50  0001 C CNN
F 1 "+3.3V" V 2965 4728 50  0000 L CNN
F 2 "" H 2950 4600 50  0001 C CNN
F 3 "" H 2950 4600 50  0001 C CNN
	1    2950 4600
	0    1    1    0   
$EndComp
Text GLabel 10150 3750 0    50   Input ~ 0
VIN
Text GLabel 10150 5150 0    50   Input ~ 0
PB13
Text GLabel 10150 4950 0    50   Input ~ 0
PA8
Text GLabel 10150 4850 0    50   Input ~ 0
PB1
Text GLabel 10150 4750 0    50   Input ~ 0
PB8
Text GLabel 10150 4650 0    50   Input ~ 0
PA15
Text GLabel 10150 4550 0    50   Input ~ 0
PB2
Text GLabel 10150 4450 0    50   Input ~ 0
PB7
Text GLabel 10150 4350 0    50   Input ~ 0
PB6
Text GLabel 10150 4250 0    50   Input ~ 0
PB3
Text GLabel 10150 4150 0    50   Input ~ 0
PB4
Text GLabel 10150 3950 0    50   Input ~ 0
PB5
Text GLabel 8950 5150 2    50   Input ~ 0
PB14
Text GLabel 8950 5050 2    50   Input ~ 0
PB15
Text GLabel 8950 4950 2    50   Input ~ 0
PB0
Text GLabel 8950 4750 2    50   Input ~ 0
PA7
Text GLabel 8950 4650 2    50   Input ~ 0
PA6
Text GLabel 8950 4550 2    50   Input ~ 0
PA5
Text GLabel 8950 4450 2    50   Input ~ 0
PA4
Text GLabel 8950 4350 2    50   Input ~ 0
PA3
Text GLabel 8950 4250 2    50   Input ~ 0
PA2
Text GLabel 8950 4150 2    50   Input ~ 0
PA1
Text GLabel 8950 3950 2    50   Input ~ 0
PB9
Text GLabel 8950 3850 2    50   Input ~ 0
PA10
Text GLabel 8950 3750 2    50   Input ~ 0
PA9
Text GLabel 6100 5300 0    50   Input ~ 0
PB13
Text GLabel 7400 4800 2    50   Input ~ 0
PA8
Text GLabel 6100 4100 0    50   Input ~ 0
PB1
Text GLabel 6100 4800 0    50   Input ~ 0
PB8
Text GLabel 7400 5500 2    50   Input ~ 0
PA15
Text GLabel 6100 4200 0    50   Input ~ 0
PB2
Text GLabel 6100 4700 0    50   Input ~ 0
PB7
Text GLabel 1850 5450 1    50   Input ~ 0
PB13
Text GLabel 6100 4600 0    50   Input ~ 0
PB6
Text GLabel 6100 4300 0    50   Input ~ 0
PB3
Text GLabel 6100 4400 0    50   Input ~ 0
PB4
Text GLabel 6100 4500 0    50   Input ~ 0
PB5
Text GLabel 7400 4900 2    50   Input ~ 0
PA9
Text GLabel 7400 5000 2    50   Input ~ 0
PA10
Text GLabel 6100 5400 0    50   Input ~ 0
PB14
Text GLabel 6100 5500 0    50   Input ~ 0
PB15
Text GLabel 6100 4000 0    50   Input ~ 0
PB0
Text GLabel 7400 4000 2    50   Input ~ 0
PA0
Text GLabel 7400 4700 2    50   Input ~ 0
PA7
Text GLabel 7400 4600 2    50   Input ~ 0
PA6
Text GLabel 7400 4500 2    50   Input ~ 0
PA5
Text GLabel 7400 4400 2    50   Input ~ 0
PA4
Text GLabel 7400 4300 2    50   Input ~ 0
PA3
Text GLabel 7400 4200 2    50   Input ~ 0
PA2
Text GLabel 7400 4100 2    50   Input ~ 0
PA1
Text GLabel 6100 4900 0    50   Input ~ 0
PB9
Text GLabel 8950 4850 2    50   Input ~ 0
INT_N
Connection ~ 5850 3100
Wire Wire Line
	5850 3100 5450 3100
Wire Wire Line
	6100 3600 5850 3600
Wire Wire Line
	5850 3600 5850 3100
$Comp
L Device:R_Small R11
U 1 1 5CCA53F5
P 2750 4600
F 0 "R11" V 2854 4600 50  0000 C CNN
F 1 "3k3" V 2945 4600 50  0000 C CNN
F 2 "Resistor_SMD:R_0402_1005Metric" H 2750 4600 50  0001 C CNN
F 3 "~" H 2750 4600 50  0001 C CNN
	1    2750 4600
	0    1    1    0   
$EndComp
Wire Wire Line
	2550 4500 2650 4500
Wire Wire Line
	2650 4600 2550 4600
$Comp
L power:+3V3 #PWR0109
U 1 1 5DA7B56B
P 3750 2950
F 0 "#PWR0109" H 3750 2800 50  0001 C CNN
F 1 "+3V3" H 3765 3123 50  0000 C CNN
F 2 "" H 3750 2950 50  0001 C CNN
F 3 "" H 3750 2950 50  0001 C CNN
	1    3750 2950
	1    0    0    -1  
$EndComp
$Comp
L MCU_ST_STM32F0:STM32F072C8Tx U2
U 1 1 5DAB6EF4
P 6800 4200
F 0 "U2" H 6750 2614 50  0000 C CNN
F 1 "STM32F072C8Tx" H 6750 2450 50  0000 C CNN
F 2 "Package_QFP:LQFP-48_7x7mm_P0.5mm" H 6200 2800 50  0001 R CNN
F 3 "http://www.st.com/st-web-ui/static/active/en/resource/technical/document/datasheet/DM00090510.pdf" H 6800 4200 50  0001 C CNN
	1    6800 4200
	1    0    0    -1  
$EndComp
Wire Wire Line
	6900 5700 7000 5700
Wire Wire Line
	6900 5700 6800 5700
Connection ~ 6900 5700
Connection ~ 6700 5700
Wire Wire Line
	6700 5700 6600 5700
Connection ~ 6800 5700
Wire Wire Line
	6800 5700 6700 5700
Wire Wire Line
	7000 2700 6900 2700
Connection ~ 6600 2700
Connection ~ 6700 2700
Wire Wire Line
	6700 2700 6600 2700
Connection ~ 6800 2700
Wire Wire Line
	6800 2700 6700 2700
Connection ~ 6900 2700
Wire Wire Line
	6900 2700 6800 2700
$Comp
L Connector:Conn_01x01_Female J2
U 1 1 5DABAE9C
P 3400 5250
F 0 "J2" H 3428 5276 50  0000 L CNN
F 1 "VBUS" H 3428 5185 50  0000 L CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x01_P2.54mm_Vertical" H 3400 5250 50  0001 C CNN
F 3 "~" H 3400 5250 50  0001 C CNN
	1    3400 5250
	1    0    0    -1  
$EndComp
$Comp
L Connector:Conn_01x01_Female J6
U 1 1 5DABB007
P 3400 5450
F 0 "J6" H 3427 5476 50  0000 L CNN
F 1 "GND" H 3427 5385 50  0000 L CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x01_P2.54mm_Vertical" H 3400 5450 50  0001 C CNN
F 3 "~" H 3400 5450 50  0001 C CNN
	1    3400 5450
	1    0    0    -1  
$EndComp
$Comp
L power:VBUS #PWR0110
U 1 1 5DABB4D2
P 3200 5250
F 0 "#PWR0110" H 3200 5100 50  0001 C CNN
F 1 "VBUS" V 3215 5377 50  0000 L CNN
F 2 "" H 3200 5250 50  0001 C CNN
F 3 "" H 3200 5250 50  0001 C CNN
	1    3200 5250
	0    -1   -1   0   
$EndComp
$Comp
L power:GND #PWR0111
U 1 1 5DABE7C4
P 3200 5450
F 0 "#PWR0111" H 3200 5200 50  0001 C CNN
F 1 "GND" V 3205 5322 50  0000 R CNN
F 2 "" H 3200 5450 50  0001 C CNN
F 3 "" H 3200 5450 50  0001 C CNN
	1    3200 5450
	0    1    1    0   
$EndComp
$Comp
L otter:JW5026 U3
U 1 1 5DAC78AF
P 8200 1500
F 0 "U3" H 8200 2128 50  0000 C CNN
F 1 "SY8201" H 8200 2037 50  0000 C CNN
F 2 "Package_TO_SOT_SMD:SOT-23-6" H 8200 1400 50  0001 C CNN
F 3 "" H 8200 1400 50  0001 C CNN
	1    8200 1500
	1    0    0    -1  
$EndComp
Wire Wire Line
	8400 1000 8200 1000
Wire Wire Line
	8200 1000 8200 1050
Wire Wire Line
	8600 1250 8650 1250
Wire Wire Line
	8650 1250 8650 1000
Wire Wire Line
	8650 1000 8600 1000
Connection ~ 8650 1250
Wire Wire Line
	8650 1250 8700 1250
Wire Wire Line
	8900 1250 9050 1250
Connection ~ 9050 1250
Wire Wire Line
	9050 1250 9050 1350
Wire Wire Line
	8600 1600 9050 1600
$Comp
L Device:R_Small R12
U 1 1 5DAD7369
P 7650 1400
F 0 "R12" H 7709 1446 50  0000 L CNN
F 1 "100k" H 7709 1355 50  0000 L CNN
F 2 "Resistor_SMD:R_0402_1005Metric" H 7650 1400 50  0001 C CNN
F 3 "~" H 7650 1400 50  0001 C CNN
	1    7650 1400
	1    0    0    -1  
$EndComp
Wire Wire Line
	7800 1600 7650 1600
Wire Wire Line
	7650 1600 7650 1500
Wire Wire Line
	7650 1250 7650 1300
Wire Wire Line
	7650 1250 7800 1250
Wire Wire Line
	6750 1250 7150 1250
Wire Wire Line
	6750 1300 6750 1250
Connection ~ 6750 1250
Wire Wire Line
	6750 1250 6750 1200
Wire Wire Line
	7150 1300 7150 1250
Connection ~ 7150 1250
Wire Wire Line
	9050 1250 9350 1250
Wire Wire Line
	9350 1300 9350 1250
Wire Wire Line
	10350 1300 10350 1250
Connection ~ 10350 1250
$Comp
L Device:C_Small C11
U 1 1 5DAE2987
P 9850 1400
F 0 "C11" H 9942 1446 50  0000 L CNN
F 1 "10u 25V" H 9942 1355 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 9850 1400 50  0001 C CNN
F 3 "~" H 9850 1400 50  0001 C CNN
F 4 "C15850" H 9850 1400 50  0001 C CNN "LCSC"
	1    9850 1400
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0113
U 1 1 5DAE298E
P 9850 1500
F 0 "#PWR0113" H 9850 1250 50  0001 C CNN
F 1 "GND" H 9855 1327 50  0000 C CNN
F 2 "" H 9850 1500 50  0001 C CNN
F 3 "" H 9850 1500 50  0001 C CNN
	1    9850 1500
	1    0    0    -1  
$EndComp
Connection ~ 9350 1250
Wire Wire Line
	9350 1250 9850 1250
Wire Wire Line
	9850 1300 9850 1250
Connection ~ 9850 1250
Wire Wire Line
	9850 1250 10350 1250
Wire Wire Line
	7150 1250 7650 1250
Connection ~ 7650 1250
Connection ~ 2850 4600
$Comp
L power:VBUS #PWR0106
U 1 1 5CC6FC9E
P 1950 1850
F 0 "#PWR0106" H 1950 1700 50  0001 C CNN
F 1 "VBUS" H 1965 2023 50  0000 C CNN
F 2 "" H 1950 1850 50  0001 C CNN
F 3 "" H 1950 1850 50  0001 C CNN
	1    1950 1850
	1    0    0    -1  
$EndComp
Text GLabel 6950 1250 1    50   Input ~ 0
VIN
$Comp
L Connector:Conn_01x01_Female J7
U 1 1 5DB0ECB3
P 5200 3100
F 0 "J7" H 5094 2875 50  0000 C CNN
F 1 "PAD" H 5094 2966 50  0000 C CNN
F 2 "TestPoint:TestPoint_Pad_1.0x1.0mm" H 5200 3100 50  0001 C CNN
F 3 "~" H 5200 3100 50  0001 C CNN
	1    5200 3100
	-1   0    0    1   
$EndComp
Wire Wire Line
	5400 3100 5450 3100
$Comp
L Device:R_Small R13
U 1 1 5DB13626
P 5450 3000
F 0 "R13" H 5509 3046 50  0000 L CNN
F 1 "100" H 5509 2955 50  0000 L CNN
F 2 "Resistor_SMD:R_0402_1005Metric" H 5450 3000 50  0001 C CNN
F 3 "~" H 5450 3000 50  0001 C CNN
	1    5450 3000
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR?
U 1 1 5E05102B
P 1350 6200
F 0 "#PWR?" H 1350 5950 50  0001 C CNN
F 1 "GND" H 1355 6027 50  0000 C CNN
F 2 "" H 1350 6200 50  0001 C CNN
F 3 "" H 1350 6200 50  0001 C CNN
	1    1350 6200
	1    0    0    -1  
$EndComp
Wire Wire Line
	1350 6200 1350 6150
Wire Wire Line
	1850 6200 1850 6150
$EndSCHEMATC