EESchema Schematic File Version 2
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:P-cache
LIBS:ESP32 REV Module-cache
LIBS:Dev board ATSAMD21G-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 ATSAMD21G18A-AU U1
U 1 1 5850F6BE
P 5600 3550
F 0 "U1" H 4950 4850 60  0000 C CNN
F 1 "ATSAMD21G18A-AU" H 5600 3550 60  0000 C CNN
F 2 "Housings_QFP:TQFP-48_7x7mm_Pitch0.5mm" H 5600 2000 60  0001 C CNN
F 3 "" H 5600 4000 60  0000 C CNN
	1    5600 3550
	1    0    0    -1  
$EndComp
$Comp
L C C1
U 1 1 5850FE11
P 1650 6150
F 0 "C1" H 1675 6250 50  0000 L CNN
F 1 "100nF" H 1675 6050 50  0000 L CNN
F 2 ".pretty:C_0805" H 1688 6000 50  0001 C CNN
F 3 "" H 1650 6150 50  0000 C CNN
	1    1650 6150
	1    0    0    -1  
$EndComp
$Comp
L +3V3 #PWR01
U 1 1 5850FFD6
P 1650 5950
F 0 "#PWR01" H 1650 5800 50  0001 C CNN
F 1 "+3V3" H 1650 6090 50  0000 C CNN
F 2 "" H 1650 5950 50  0000 C CNN
F 3 "" H 1650 5950 50  0000 C CNN
	1    1650 5950
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR02
U 1 1 5850FFEE
P 1650 6350
F 0 "#PWR02" H 1650 6100 50  0001 C CNN
F 1 "GND" H 1650 6200 50  0000 C CNN
F 2 "" H 1650 6350 50  0000 C CNN
F 3 "" H 1650 6350 50  0000 C CNN
	1    1650 6350
	1    0    0    -1  
$EndComp
Text Notes 1400 5700 0    39   ~ 0
Near pin 44 VDDIN
$Comp
L C C2
U 1 1 585100BA
P 2350 6150
F 0 "C2" H 2375 6250 50  0000 L CNN
F 1 "100nF" H 2375 6050 50  0000 L CNN
F 2 ".pretty:C_0805" H 2388 6000 50  0001 C CNN
F 3 "" H 2350 6150 50  0000 C CNN
	1    2350 6150
	1    0    0    -1  
$EndComp
$Comp
L +3V3 #PWR03
U 1 1 585100C0
P 2350 5950
F 0 "#PWR03" H 2350 5800 50  0001 C CNN
F 1 "+3V3" H 2350 6090 50  0000 C CNN
F 2 "" H 2350 5950 50  0000 C CNN
F 3 "" H 2350 5950 50  0000 C CNN
	1    2350 5950
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR04
U 1 1 585100C6
P 2350 6350
F 0 "#PWR04" H 2350 6100 50  0001 C CNN
F 1 "GND" H 2350 6200 50  0000 C CNN
F 2 "" H 2350 6350 50  0000 C CNN
F 3 "" H 2350 6350 50  0000 C CNN
	1    2350 6350
	1    0    0    -1  
$EndComp
Text Notes 2100 5700 0    39   ~ 0
Near pin 36 VDDIO
$Comp
L C C3
U 1 1 58510128
P 3050 6150
F 0 "C3" H 3075 6250 50  0000 L CNN
F 1 "100nF" H 3075 6050 50  0000 L CNN
F 2 ".pretty:C_0805" H 3088 6000 50  0001 C CNN
F 3 "" H 3050 6150 50  0000 C CNN
	1    3050 6150
	1    0    0    -1  
$EndComp
$Comp
L +3V3 #PWR05
U 1 1 5851012E
P 3050 5950
F 0 "#PWR05" H 3050 5800 50  0001 C CNN
F 1 "+3V3" H 3050 6090 50  0000 C CNN
F 2 "" H 3050 5950 50  0000 C CNN
F 3 "" H 3050 5950 50  0000 C CNN
	1    3050 5950
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR06
U 1 1 58510134
P 3050 6350
F 0 "#PWR06" H 3050 6100 50  0001 C CNN
F 1 "GND" H 3050 6200 50  0000 C CNN
F 2 "" H 3050 6350 50  0000 C CNN
F 3 "" H 3050 6350 50  0000 C CNN
	1    3050 6350
	1    0    0    -1  
$EndComp
Text Notes 2800 5700 0    39   ~ 0
Near pin 17 VDDIO
$Comp
L C C4
U 1 1 58510183
P 3750 6150
F 0 "C4" H 3775 6250 50  0000 L CNN
F 1 "100nF" H 3775 6050 50  0000 L CNN
F 2 ".pretty:C_0805" H 3788 6000 50  0001 C CNN
F 3 "" H 3750 6150 50  0000 C CNN
	1    3750 6150
	1    0    0    -1  
$EndComp
$Comp
L +3V3 #PWR07
U 1 1 58510189
P 3750 5950
F 0 "#PWR07" H 3750 5800 50  0001 C CNN
F 1 "+3V3" H 3750 6090 50  0000 C CNN
F 2 "" H 3750 5950 50  0000 C CNN
F 3 "" H 3750 5950 50  0000 C CNN
	1    3750 5950
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR08
U 1 1 5851018F
P 3750 6350
F 0 "#PWR08" H 3750 6100 50  0001 C CNN
F 1 "GND" H 3750 6200 50  0000 C CNN
F 2 "" H 3750 6350 50  0000 C CNN
F 3 "" H 3750 6350 50  0000 C CNN
	1    3750 6350
	1    0    0    -1  
$EndComp
Text Notes 3500 5700 0    39   ~ 0
Near pin 6 VDDANA
$Comp
L C C7
U 1 1 58510586
P 7150 2800
F 0 "C7" H 7175 2900 50  0000 L CNN
F 1 "100nF" H 7175 2700 50  0000 L CNN
F 2 ".pretty:C_0805" H 7188 2650 50  0001 C CNN
F 3 "" H 7150 2800 50  0000 C CNN
	1    7150 2800
	-1   0    0    1   
$EndComp
$Comp
L GND #PWR09
U 1 1 5851068A
P 7150 3000
F 0 "#PWR09" H 7150 2750 50  0001 C CNN
F 1 "GND" H 7150 2850 50  0000 C CNN
F 2 "" H 7150 3000 50  0000 C CNN
F 3 "" H 7150 3000 50  0000 C CNN
	1    7150 3000
	1    0    0    -1  
$EndComp
$Comp
L +3V3 #PWR010
U 1 1 58510812
P 6700 2800
F 0 "#PWR010" H 6700 2650 50  0001 C CNN
F 1 "+3V3" H 6700 2940 50  0000 C CNN
F 2 "" H 6700 2800 50  0000 C CNN
F 3 "" H 6700 2800 50  0000 C CNN
	1    6700 2800
	1    0    0    -1  
$EndComp
$Comp
L +3V3 #PWR011
U 1 1 58510931
P 7150 2450
F 0 "#PWR011" H 7150 2300 50  0001 C CNN
F 1 "+3V3" H 7150 2590 50  0000 C CNN
F 2 "" H 7150 2450 50  0000 C CNN
F 3 "" H 7150 2450 50  0000 C CNN
	1    7150 2450
	1    0    0    -1  
$EndComp
$Comp
L R R5
U 1 1 58510B11
P 8450 5250
F 0 "R5" V 8530 5250 50  0000 C CNN
F 1 "330" V 8450 5250 50  0000 C CNN
F 2 ".pretty:R_0805_HandSoldering" V 8380 5250 50  0001 C CNN
F 3 "" H 8450 5250 50  0000 C CNN
	1    8450 5250
	0    1    1    0   
$EndComp
$Comp
L R R6
U 1 1 58510BB5
P 8650 5050
F 0 "R6" V 8730 5050 50  0000 C CNN
F 1 "10K" V 8650 5050 50  0000 C CNN
F 2 ".pretty:R_0805_HandSoldering" V 8580 5050 50  0001 C CNN
F 3 "" H 8650 5050 50  0000 C CNN
	1    8650 5050
	-1   0    0    1   
$EndComp
$Comp
L C C8
U 1 1 58510D00
P 8850 5500
F 0 "C8" V 8900 5600 50  0000 L CNN
F 1 "100nF" V 8900 5200 50  0000 L CNN
F 2 ".pretty:C_0805" H 8888 5350 50  0001 C CNN
F 3 "" H 8850 5500 50  0000 C CNN
	1    8850 5500
	0    -1   -1   0   
$EndComp
$Comp
L SW_PUSH_SMALL_H SW1
U 1 1 58510DBF
P 8850 5250
F 0 "SW1" H 8930 5360 50  0000 C CNN
F 1 "RESET" H 8850 5200 50  0000 C CNN
F 2 "Buttons_Switches_ThroughHole:SW_PUSH_SMALL" H 8850 5450 50  0001 C CNN
F 3 "" H 8850 5450 50  0000 C CNN
	1    8850 5250
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR012
U 1 1 58510F7F
P 9050 5550
F 0 "#PWR012" H 9050 5300 50  0001 C CNN
F 1 "GND" H 9050 5400 50  0000 C CNN
F 2 "" H 9050 5550 50  0000 C CNN
F 3 "" H 9050 5550 50  0000 C CNN
	1    9050 5550
	1    0    0    -1  
$EndComp
Text GLabel 8250 5250 0    47   Input ~ 0
RESET
Text GLabel 6550 2400 2    47   Input ~ 0
RESET
$Comp
L Crystal Y1
U 1 1 58511700
P 4300 2200
F 0 "Y1" H 4300 2350 50  0000 C CNN
F 1 "Crystal" H 4300 2050 50  0000 C CNN
F 2 "Capacitors_SMD:C_1206" H 4300 2200 50  0001 C CNN
F 3 "" H 4300 2200 50  0000 C CNN
	1    4300 2200
	1    0    0    -1  
$EndComp
$Comp
L C C6
U 1 1 58511835
P 4550 2000
F 0 "C6" H 4575 2100 50  0000 L CNN
F 1 "18pF" H 4575 1900 50  0000 L CNN
F 2 ".pretty:C_0805" H 4588 1850 50  0001 C CNN
F 3 "" H 4550 2000 50  0000 C CNN
	1    4550 2000
	-1   0    0    1   
$EndComp
$Comp
L C C5
U 1 1 5851190F
P 4050 2000
F 0 "C5" H 4075 2100 50  0000 L CNN
F 1 "18pF" H 4075 1900 50  0000 L CNN
F 2 ".pretty:C_0805" H 4088 1850 50  0001 C CNN
F 3 "" H 4050 2000 50  0000 C CNN
	1    4050 2000
	-1   0    0    1   
$EndComp
$Comp
L GND #PWR013
U 1 1 58511B73
P 4750 1900
F 0 "#PWR013" H 4750 1650 50  0001 C CNN
F 1 "GND" H 4750 1750 50  0000 C CNN
F 2 "" H 4750 1900 50  0000 C CNN
F 3 "" H 4750 1900 50  0000 C CNN
	1    4750 1900
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR014
U 1 1 58511D3A
P 5600 5050
F 0 "#PWR014" H 5600 4800 50  0001 C CNN
F 1 "GND" H 5600 4900 50  0000 C CNN
F 2 "" H 5600 5050 50  0000 C CNN
F 3 "" H 5600 5050 50  0000 C CNN
	1    5600 5050
	1    0    0    -1  
$EndComp
Text GLabel 4650 3500 0    47   Input ~ 0
RX
Text GLabel 4650 3400 0    47   Input ~ 0
TX
Text GLabel 4650 3800 0    47   Input ~ 0
2
Text GLabel 4650 3300 0    47   Input ~ 0
3
Text GLabel 4650 3200 0    47   Input ~ 0
4
Text GLabel 4650 3900 0    47   Input ~ 0
5
Text GLabel 4650 4400 0    47   Input ~ 0
6
Text GLabel 4650 4500 0    47   Input ~ 0
7
Text GLabel 4650 3000 0    47   Input ~ 0
8
Text GLabel 4650 3100 0    47   Input ~ 0
9
Text GLabel 4650 4200 0    47   Input ~ 0
10
Text GLabel 4650 4000 0    47   Input ~ 0
11
Text GLabel 4650 4300 0    47   Input ~ 0
12
Text GLabel 4650 4100 0    47   Input ~ 0
13
Text GLabel 4650 2600 0    47   Input ~ 0
A0
Text GLabel 6550 3500 2    47   Input ~ 0
A1
Text GLabel 6550 3400 2    47   Input ~ 0
A2
Text GLabel 4650 2800 0    47   Input ~ 0
A3
Text GLabel 4650 2900 0    47   Input ~ 0
A4
Text GLabel 6550 3700 2    47   Input ~ 0
A5
Text GLabel 4650 4600 0    47   Input ~ 0
20
Text GLabel 4650 4700 0    47   Input ~ 0
21
Text GLabel 4650 3600 0    47   Input ~ 0
22
Text GLabel 6550 3300 2    47   Input ~ 0
23
Text GLabel 6550 3200 2    47   Input ~ 0
24
Text GLabel 6550 3600 2    47   Input ~ 0
25
Text GLabel 6550 4200 2    47   Input ~ 0
D-
Text GLabel 6550 4300 2    47   Input ~ 0
D+
Text GLabel 4650 2700 0    47   Input ~ 0
AREF
Text GLabel 6550 3800 2    47   Input ~ 0
SWDIO
Text GLabel 6550 3900 2    47   Input ~ 0
SWCLK
Text GLabel 6550 3100 2    47   Input ~ 0
RX0
Text GLabel 6550 3000 2    47   Input ~ 0
TX0
Text GLabel 6550 4000 2    47   Input ~ 0
USB_HOST_EN
Text GLabel 6550 4100 2    47   Input ~ 0
26
$Comp
L AP131-15 U2
U 1 1 5854F92A
P 9850 3250
F 0 "U2" H 9650 3500 50  0000 L CNN
F 1 "AP2115" H 10200 3500 50  0000 R CNN
F 2 "TO_SOT_Packages_SMD:SOT-23-5" H 9850 2850 50  0001 C CNN
F 3 "" H 9850 3250 50  0000 C CNN
	1    9850 3250
	1    0    0    -1  
$EndComp
$Comp
L USB_OTG P3
U 1 1 5854FC8B
P 9600 1650
F 0 "P3" H 9925 1525 50  0000 C CNN
F 1 "USB_OTG" H 9600 1850 50  0000 C CNN
F 2 "Connect:USB_Micro-B" V 9550 1550 50  0001 C CNN
F 3 "" V 9550 1550 50  0000 C CNN
	1    9600 1650
	0    1    1    0   
$EndComp
$Comp
L L_Small L1
U 1 1 5854FEC3
P 9000 1450
F 0 "L1" H 9030 1490 50  0000 L CNN
F 1 "FERRITE BEAD" H 9030 1410 50  0000 L CNN
F 2 "Capacitors_SMD:C_0805" H 9000 1450 50  0001 C CNN
F 3 "" H 9000 1450 50  0000 C CNN
	1    9000 1450
	0    -1   -1   0   
$EndComp
$Comp
L FP_Small F1
U 1 1 5855001B
P 8750 1450
F 0 "F1" H 8710 1510 50  0000 L CNN
F 1 "FUSE 2A" V 8750 1550 50  0000 L CNN
F 2 "Capacitors_SMD:C_1210" H 8750 1450 50  0001 C CNN
F 3 "" H 8750 1450 50  0000 C CNN
	1    8750 1450
	1    0    0    -1  
$EndComp
$Comp
L +5V #PWR015
U 1 1 585501C3
P 8550 1350
F 0 "#PWR015" H 8550 1200 50  0001 C CNN
F 1 "+5V" H 8550 1490 50  0000 C CNN
F 2 "" H 8550 1350 50  0000 C CNN
F 3 "" H 8550 1350 50  0000 C CNN
	1    8550 1350
	1    0    0    -1  
$EndComp
$Comp
L PRTR5V0U2X D3
U 1 1 58550A25
P 8050 1600
F 0 "D3" H 8100 1950 60  0000 C CNN
F 1 "PRTR5V0U2X" H 8250 1200 60  0000 C CNN
F 2 ".pretty:SOT-143B" H 8050 1100 60  0001 C CNN
F 3 "" H 7900 1600 60  0000 C CNN
	1    8050 1600
	1    0    0    -1  
$EndComp
Text Label 9200 1550 0    47   ~ 0
D-
Text Label 9200 1650 0    47   ~ 0
D+
Text Label 9100 1450 0    47   ~ 0
VUSB
Text Label 7900 1000 3    47   ~ 0
VUSB
$Comp
L GND #PWR016
U 1 1 585514F4
P 7900 2100
F 0 "#PWR016" H 7900 1850 50  0001 C CNN
F 1 "GND" H 7900 1950 50  0000 C CNN
F 2 "" H 7900 2100 50  0000 C CNN
F 3 "" H 7900 2100 50  0000 C CNN
	1    7900 2100
	1    0    0    -1  
$EndComp
$Comp
L C C10
U 1 1 58551A39
P 9700 2300
F 0 "C10" H 9725 2400 50  0000 L CNN
F 1 "4,7uF" H 9725 2200 50  0000 L CNN
F 2 ".pretty:C_0805" H 9738 2150 50  0001 C CNN
F 3 "" H 9700 2300 50  0000 C CNN
	1    9700 2300
	-1   0    0    1   
$EndComp
$Comp
L GND #PWR017
U 1 1 58551669
P 9250 1900
F 0 "#PWR017" H 9250 1650 50  0001 C CNN
F 1 "GND" H 9250 1750 50  0000 C CNN
F 2 "" H 9250 1900 50  0000 C CNN
F 3 "" H 9250 1900 50  0000 C CNN
	1    9250 1900
	1    0    0    -1  
$EndComp
$Comp
L R R7
U 1 1 5855226E
P 9400 2300
F 0 "R7" V 9480 2300 50  0000 C CNN
F 1 "10K" V 9400 2300 50  0000 C CNN
F 2 ".pretty:R_0805_HandSoldering" V 9330 2300 50  0001 C CNN
F 3 "" H 9400 2300 50  0000 C CNN
	1    9400 2300
	-1   0    0    1   
$EndComp
$Comp
L GND #PWR018
U 1 1 58552597
P 9400 2500
F 0 "#PWR018" H 9400 2250 50  0001 C CNN
F 1 "GND" H 9400 2350 50  0000 C CNN
F 2 "" H 9400 2500 50  0000 C CNN
F 3 "" H 9400 2500 50  0000 C CNN
	1    9400 2500
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR019
U 1 1 585525DE
P 9700 2500
F 0 "#PWR019" H 9700 2250 50  0001 C CNN
F 1 "GND" H 9700 2350 50  0000 C CNN
F 2 "" H 9700 2500 50  0000 C CNN
F 3 "" H 9700 2500 50  0000 C CNN
	1    9700 2500
	1    0    0    -1  
$EndComp
NoConn ~ 9300 1750
$Comp
L C C9
U 1 1 58553801
P 9150 3350
F 0 "C9" H 9175 3450 50  0000 L CNN
F 1 "4,7uF" H 9175 3250 50  0000 L CNN
F 2 ".pretty:C_0805" H 9188 3200 50  0001 C CNN
F 3 "" H 9150 3350 50  0000 C CNN
	1    9150 3350
	-1   0    0    1   
$EndComp
$Comp
L DIODE_DUAL_Schottky D4
U 1 1 585539AF
P 8750 3150
F 0 "D4" H 8750 3400 50  0000 C CNN
F 1 "DIODE_DUAL_Schottky" H 8500 3500 50  0000 C CNN
F 2 ".pretty:SOT-1016" H 8750 2800 60  0001 C CNN
F 3 "" H 8750 3250 60  0000 C CNN
	1    8750 3150
	-1   0    0    -1  
$EndComp
$Comp
L GND #PWR020
U 1 1 58553F80
P 9850 3600
F 0 "#PWR020" H 9850 3350 50  0001 C CNN
F 1 "GND" H 9850 3450 50  0000 C CNN
F 2 "" H 9850 3600 50  0000 C CNN
F 3 "" H 9850 3600 50  0000 C CNN
	1    9850 3600
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR021
U 1 1 5855407D
P 9150 3600
F 0 "#PWR021" H 9150 3350 50  0001 C CNN
F 1 "GND" H 9150 3450 50  0000 C CNN
F 2 "" H 9150 3600 50  0000 C CNN
F 3 "" H 9150 3600 50  0000 C CNN
	1    9150 3600
	1    0    0    -1  
$EndComp
$Comp
L +5V #PWR022
U 1 1 585542DF
P 8400 3000
F 0 "#PWR022" H 8400 2850 50  0001 C CNN
F 1 "+5V" H 8400 3140 50  0000 C CNN
F 2 "" H 8400 3000 50  0000 C CNN
F 3 "" H 8400 3000 50  0000 C CNN
	1    8400 3000
	1    0    0    -1  
$EndComp
$Comp
L +BATT #PWR023
U 1 1 58554D1B
P 8250 3200
F 0 "#PWR023" H 8250 3050 50  0001 C CNN
F 1 "+BATT" H 8250 3340 50  0000 C CNN
F 2 "" H 8250 3200 50  0000 C CNN
F 3 "" H 8250 3200 50  0000 C CNN
	1    8250 3200
	1    0    0    -1  
$EndComp
NoConn ~ 10150 3250
NoConn ~ 4750 3700
$Comp
L C C12
U 1 1 585571AE
P 10500 3350
F 0 "C12" H 10525 3450 50  0000 L CNN
F 1 "1uF" H 10525 3250 50  0000 L CNN
F 2 ".pretty:C_0805" H 10538 3200 50  0001 C CNN
F 3 "" H 10500 3350 50  0000 C CNN
	1    10500 3350
	-1   0    0    1   
$EndComp
$Comp
L R R10
U 1 1 58557B02
P 10750 3350
F 0 "R10" V 10830 3350 50  0000 C CNN
F 1 "330" V 10750 3350 50  0000 C CNN
F 2 ".pretty:R_0805_HandSoldering" V 10680 3350 50  0001 C CNN
F 3 "" H 10750 3350 50  0000 C CNN
	1    10750 3350
	-1   0    0    1   
$EndComp
$Comp
L LED D6
U 1 1 58557E27
P 10750 3750
F 0 "D6" H 10750 3850 50  0000 C CNN
F 1 "LED POWER" H 10750 3600 50  0000 C CNN
F 2 "LEDs:LED_0805" H 10750 3750 50  0001 C CNN
F 3 "" H 10750 3750 50  0000 C CNN
	1    10750 3750
	0    -1   -1   0   
$EndComp
$Comp
L GND #PWR024
U 1 1 585581A5
P 10750 4000
F 0 "#PWR024" H 10750 3750 50  0001 C CNN
F 1 "GND" H 10750 3850 50  0000 C CNN
F 2 "" H 10750 4000 50  0000 C CNN
F 3 "" H 10750 4000 50  0000 C CNN
	1    10750 4000
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR025
U 1 1 5855828F
P 10500 3600
F 0 "#PWR025" H 10500 3350 50  0001 C CNN
F 1 "GND" H 10500 3450 50  0000 C CNN
F 2 "" H 10500 3600 50  0000 C CNN
F 3 "" H 10500 3600 50  0000 C CNN
	1    10500 3600
	1    0    0    -1  
$EndComp
$Comp
L +3V3 #PWR026
U 1 1 5855891C
P 10750 3100
F 0 "#PWR026" H 10750 2950 50  0001 C CNN
F 1 "+3V3" H 10750 3240 50  0000 C CNN
F 2 "" H 10750 3100 50  0000 C CNN
F 3 "" H 10750 3100 50  0000 C CNN
	1    10750 3100
	1    0    0    -1  
$EndComp
Text Label 9200 3150 0    47   ~ 0
VIN
$Comp
L LED D5
U 1 1 5855B901
P 10500 5150
F 0 "D5" H 10500 5250 50  0000 C CNN
F 1 "LED USER PIN_13" H 10500 5000 50  0000 C CNN
F 2 "LEDs:LED_0805" H 10500 5150 50  0001 C CNN
F 3 "" H 10500 5150 50  0000 C CNN
	1    10500 5150
	0    -1   -1   0   
$EndComp
$Comp
L R R9
U 1 1 5855BE1E
P 10500 5550
F 0 "R9" V 10580 5550 50  0000 C CNN
F 1 "330" V 10500 5550 50  0000 C CNN
F 2 ".pretty:R_0805_HandSoldering" V 10430 5550 50  0001 C CNN
F 3 "" H 10500 5550 50  0000 C CNN
	1    10500 5550
	-1   0    0    1   
$EndComp
$Comp
L Q_NPN_BEC Q1
U 1 1 5855C3BB
P 10400 5950
F 0 "Q1" H 10700 6000 50  0000 R CNN
F 1 "Q_NPN_BEC" H 11000 5900 50  0000 R CNN
F 2 "TO_SOT_Packages_SMD:SOT-23" H 10600 6050 50  0001 C CNN
F 3 "" H 10400 5950 50  0000 C CNN
	1    10400 5950
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR027
U 1 1 5855C639
P 10500 6200
F 0 "#PWR027" H 10500 5950 50  0001 C CNN
F 1 "GND" H 10500 6050 50  0000 C CNN
F 2 "" H 10500 6200 50  0000 C CNN
F 3 "" H 10500 6200 50  0000 C CNN
	1    10500 6200
	1    0    0    -1  
$EndComp
$Comp
L R R8
U 1 1 5855CB50
P 9950 5950
F 0 "R8" V 10030 5950 50  0000 C CNN
F 1 "330" V 9950 5950 50  0000 C CNN
F 2 ".pretty:R_0805_HandSoldering" V 9880 5950 50  0001 C CNN
F 3 "" H 9950 5950 50  0000 C CNN
	1    9950 5950
	0    -1   -1   0   
$EndComp
$Comp
L +3V3 #PWR028
U 1 1 5855CE4B
P 10500 4900
F 0 "#PWR028" H 10500 4750 50  0001 C CNN
F 1 "+3V3" H 10500 5040 50  0000 C CNN
F 2 "" H 10500 4900 50  0000 C CNN
F 3 "" H 10500 4900 50  0000 C CNN
	1    10500 4900
	1    0    0    -1  
$EndComp
Text GLabel 9700 5950 0    47   Input ~ 0
13
$Comp
L CONN_02X05 P1
U 1 1 5855F9F6
P 1500 1100
F 0 "P1" H 1500 1400 50  0000 C CNN
F 1 "JTAG" H 1500 800 50  0000 C CNN
F 2 "Socket_Strips:Socket_Strip_Straight_2x05" H 1500 -100 50  0001 C CNN
F 3 "" H 1500 -100 50  0000 C CNN
	1    1500 1100
	1    0    0    -1  
$EndComp
Text GLabel 1200 1200 0    47   Input ~ 0
SWDIO
Text GLabel 1200 1300 0    47   Input ~ 0
SWCLK
$Comp
L +3V3 #PWR029
U 1 1 585609F1
P 950 950
F 0 "#PWR029" H 950 800 50  0001 C CNN
F 1 "+3V3" H 950 1090 50  0000 C CNN
F 2 "" H 950 950 50  0000 C CNN
F 3 "" H 950 950 50  0000 C CNN
	1    950  950 
	1    0    0    -1  
$EndComp
Text GLabel 1800 1300 2    47   Input ~ 0
RESET
$Comp
L C C11
U 1 1 58561E04
P 9950 5700
F 0 "C11" H 9975 5800 50  0000 L CNN
F 1 "100nF" H 9975 5600 50  0000 L CNN
F 2 ".pretty:C_0805" H 9988 5550 50  0001 C CNN
F 3 "" H 9950 5700 50  0000 C CNN
	1    9950 5700
	0    -1   -1   0   
$EndComp
$Comp
L GND #PWR030
U 1 1 5856264E
P 2150 1150
F 0 "#PWR030" H 2150 900 50  0001 C CNN
F 1 "GND" H 2150 1000 50  0000 C CNN
F 2 "" H 2150 1150 50  0000 C CNN
F 3 "" H 2150 1150 50  0000 C CNN
	1    2150 1150
	1    0    0    -1  
$EndComp
$Comp
L +3V3 #PWR031
U 1 1 585657A8
P 2050 950
F 0 "#PWR031" H 2050 800 50  0001 C CNN
F 1 "+3V3" H 2050 1090 50  0000 C CNN
F 2 "" H 2050 950 50  0000 C CNN
F 3 "" H 2050 950 50  0000 C CNN
	1    2050 950 
	-1   0    0    -1  
$EndComp
$Comp
L GND #PWR032
U 1 1 5856594E
P 800 1150
F 0 "#PWR032" H 800 900 50  0001 C CNN
F 1 "GND" H 800 1000 50  0000 C CNN
F 2 "" H 800 1150 50  0000 C CNN
F 3 "" H 800 1150 50  0000 C CNN
	1    800  1150
	1    0    0    -1  
$EndComp
Text Label 1050 900  0    47   ~ 0
VIN
Text Label 1950 900  2    47   ~ 0
VIN
NoConn ~ 1750 1200
$Comp
L CONN_02X04 P2
U 1 1 585670EA
P 1500 2150
F 0 "P2" H 1500 2400 50  0000 C CNN
F 1 "ESP" H 1500 1900 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_2x04" H 1500 950 50  0001 C CNN
F 3 "" H 1500 950 50  0000 C CNN
	1    1500 2150
	1    0    0    1   
$EndComp
Text GLabel 1200 2300 0    47   Input ~ 0
RX0
Text GLabel 1800 2000 2    47   Input ~ 0
TX0
$Comp
L +3V3 #PWR033
U 1 1 5856891B
P 1150 1950
F 0 "#PWR033" H 1150 1800 50  0001 C CNN
F 1 "+3V3" H 1150 2090 50  0000 C CNN
F 2 "" H 1150 1950 50  0000 C CNN
F 3 "" H 1150 1950 50  0000 C CNN
	1    1150 1950
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR034
U 1 1 58569135
P 1850 2350
F 0 "#PWR034" H 1850 2100 50  0001 C CNN
F 1 "GND" H 1850 2200 50  0000 C CNN
F 2 "" H 1850 2350 50  0000 C CNN
F 3 "" H 1850 2350 50  0000 C CNN
	1    1850 2350
	1    0    0    -1  
$EndComp
Text GLabel 1200 2200 0    47   Input ~ 0
11
$Comp
L R R1
U 1 1 58569BCA
P 1050 2100
F 0 "R1" V 1130 2100 50  0000 C CNN
F 1 "10K" V 1050 2100 50  0000 C CNN
F 2 ".pretty:R_0805_HandSoldering" V 980 2100 50  0001 C CNN
F 3 "" H 1050 2100 50  0000 C CNN
	1    1050 2100
	0    -1   -1   0   
$EndComp
$Comp
L +3V3 #PWR035
U 1 1 58569FB6
P 850 1950
F 0 "#PWR035" H 850 1800 50  0001 C CNN
F 1 "+3V3" H 850 2090 50  0000 C CNN
F 2 "" H 850 1950 50  0000 C CNN
F 3 "" H 850 1950 50  0000 C CNN
	1    850  1950
	1    0    0    -1  
$EndComp
$Comp
L R R2
U 1 1 5856A0ED
P 1950 2200
F 0 "R2" V 1850 2200 50  0000 C CNN
F 1 "10K" V 1950 2200 50  0000 C CNN
F 2 ".pretty:R_0805_HandSoldering" V 1880 2200 50  0001 C CNN
F 3 "" H 1950 2200 50  0000 C CNN
	1    1950 2200
	0    -1   -1   0   
$EndComp
$Comp
L +3V3 #PWR036
U 1 1 5856A240
P 2150 2100
F 0 "#PWR036" H 2150 1950 50  0001 C CNN
F 1 "+3V3" H 2150 2240 50  0000 C CNN
F 2 "" H 2150 2100 50  0000 C CNN
F 3 "" H 2150 2100 50  0000 C CNN
	1    2150 2100
	1    0    0    -1  
$EndComp
Text GLabel 1800 2100 2    47   Input ~ 0
12
$Comp
L BARREL_JACK CON1
U 1 1 5856B07B
P 10400 1600
F 0 "CON1" H 10400 1850 50  0000 C CNN
F 1 "BARREL_JACK" H 10400 1400 50  0000 C CNN
F 2 "Connect:BARREL_JACK" H 10400 1600 50  0001 C CNN
F 3 "" H 10400 1600 50  0000 C CNN
	1    10400 1600
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR037
U 1 1 5856B51E
P 10750 1900
F 0 "#PWR037" H 10750 1650 50  0001 C CNN
F 1 "GND" H 10750 1750 50  0000 C CNN
F 2 "" H 10750 1900 50  0000 C CNN
F 3 "" H 10750 1900 50  0000 C CNN
	1    10750 1900
	1    0    0    -1  
$EndComp
$Comp
L C C13
U 1 1 5856BD1A
P 11000 1700
F 0 "C13" H 11025 1800 50  0000 L CNN
F 1 "4,7uF" H 11025 1600 50  0000 L CNN
F 2 ".pretty:C_0805" H 11038 1550 50  0001 C CNN
F 3 "" H 11000 1700 50  0000 C CNN
	1    11000 1700
	-1   0    0    1   
$EndComp
$Comp
L GND #PWR038
U 1 1 5856C201
P 11000 1900
F 0 "#PWR038" H 11000 1650 50  0001 C CNN
F 1 "GND" H 11000 1750 50  0000 C CNN
F 2 "" H 11000 1900 50  0000 C CNN
F 3 "" H 11000 1900 50  0000 C CNN
	1    11000 1900
	1    0    0    -1  
$EndComp
$Comp
L +BATT #PWR039
U 1 1 5856C5EC
P 11000 1450
F 0 "#PWR039" H 11000 1300 50  0001 C CNN
F 1 "+BATT" H 11000 1590 50  0000 C CNN
F 2 "" H 11000 1450 50  0000 C CNN
F 3 "" H 11000 1450 50  0000 C CNN
	1    11000 1450
	1    0    0    -1  
$EndComp
$Comp
L LED D2
U 1 1 5856FCA3
P 6150 1100
F 0 "D2" H 6150 1200 50  0000 C CNN
F 1 "RX_LED" H 6150 950 50  0000 C CNN
F 2 "LEDs:LED_0805" H 6150 1100 50  0001 C CNN
F 3 "" H 6150 1100 50  0000 C CNN
	1    6150 1100
	0    -1   -1   0   
$EndComp
$Comp
L R R4
U 1 1 5856FCA9
P 6150 1500
F 0 "R4" V 6230 1500 50  0000 C CNN
F 1 "330" V 6150 1500 50  0000 C CNN
F 2 ".pretty:R_0805_HandSoldering" V 6080 1500 50  0001 C CNN
F 3 "" H 6150 1500 50  0000 C CNN
	1    6150 1500
	-1   0    0    1   
$EndComp
$Comp
L +3V3 #PWR040
U 1 1 5856FCB0
P 6150 850
F 0 "#PWR040" H 6150 700 50  0001 C CNN
F 1 "+3V3" H 6150 990 50  0000 C CNN
F 2 "" H 6150 850 50  0000 C CNN
F 3 "" H 6150 850 50  0000 C CNN
	1    6150 850 
	1    0    0    -1  
$EndComp
$Comp
L LED D1
U 1 1 5856FFDB
P 5650 1100
F 0 "D1" H 5650 1200 50  0000 C CNN
F 1 "TX_LED" H 5650 950 50  0000 C CNN
F 2 "LEDs:LED_0805" H 5650 1100 50  0001 C CNN
F 3 "" H 5650 1100 50  0000 C CNN
	1    5650 1100
	0    -1   -1   0   
$EndComp
$Comp
L R R3
U 1 1 5856FFE1
P 5650 1500
F 0 "R3" V 5730 1500 50  0000 C CNN
F 1 "330" V 5650 1500 50  0000 C CNN
F 2 ".pretty:R_0805_HandSoldering" V 5580 1500 50  0001 C CNN
F 3 "" H 5650 1500 50  0000 C CNN
	1    5650 1500
	-1   0    0    1   
$EndComp
$Comp
L +3V3 #PWR041
U 1 1 5856FFE8
P 5650 850
F 0 "#PWR041" H 5650 700 50  0001 C CNN
F 1 "+3V3" H 5650 990 50  0000 C CNN
F 2 "" H 5650 850 50  0000 C CNN
F 3 "" H 5650 850 50  0000 C CNN
	1    5650 850 
	1    0    0    -1  
$EndComp
Text GLabel 6150 1700 3    47   Input ~ 0
25
Text GLabel 5650 1700 3    47   Input ~ 0
26
$Comp
L CONN_01X20 P4
U 1 1 58575122
P 1850 3900
F 0 "P4" H 1850 4950 50  0000 C CNN
F 1 "Breakout" V 1950 3900 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x20" H 1850 3900 50  0001 C CNN
F 3 "" H 1850 3900 50  0000 C CNN
	1    1850 3900
	1    0    0    1   
$EndComp
$Comp
L CONN_01X20 P5
U 1 1 5857555F
P 3000 3900
F 0 "P5" H 3000 4950 50  0000 C CNN
F 1 "Breakout" V 3100 3900 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x20" H 3000 3900 50  0001 C CNN
F 3 "" H 3000 3900 50  0000 C CNN
	1    3000 3900
	1    0    0    1   
$EndComp
$Comp
L +3V3 #PWR042
U 1 1 58510FF9
P 8650 4850
F 0 "#PWR042" H 8650 4700 50  0001 C CNN
F 1 "+3V3" H 8650 4990 50  0000 C CNN
F 2 "" H 8650 4850 50  0000 C CNN
F 3 "" H 8650 4850 50  0000 C CNN
	1    8650 4850
	1    0    0    -1  
$EndComp
Text GLabel 2750 3050 0    47   Input ~ 0
TX
Text GLabel 2750 2950 0    47   Input ~ 0
RX
Text GLabel 2750 3150 0    47   Input ~ 0
2
Text GLabel 2750 3250 0    47   Input ~ 0
3
Text GLabel 2750 3350 0    47   Input ~ 0
4
Text GLabel 2750 3450 0    47   Input ~ 0
5
Text GLabel 2750 3550 0    47   Input ~ 0
6
Text GLabel 2750 3650 0    47   Input ~ 0
7
Text GLabel 2750 3850 0    47   Input ~ 0
8
Text GLabel 2750 3950 0    47   Input ~ 0
9
Text GLabel 2750 4050 0    47   Input ~ 0
10
Text GLabel 2750 4150 0    47   Input ~ 0
11
Text GLabel 2750 4250 0    47   Input ~ 0
12
Text GLabel 2750 4350 0    47   Input ~ 0
13
Text Label 2600 4450 0    47   ~ 0
VIN
Connection ~ 9150 3150
Wire Wire Line
	9150 3200 9150 3150
Wire Wire Line
	9050 3150 9550 3150
Wire Wire Line
	9400 2500 9400 2450
Wire Wire Line
	9700 2500 9700 2450
Connection ~ 9700 2100
Wire Wire Line
	9400 2100 9700 2100
Wire Wire Line
	9400 2150 9400 2100
Wire Wire Line
	9700 2050 9700 2150
Wire Wire Line
	9250 1850 9300 1850
Wire Wire Line
	9250 1900 9250 1850
Wire Wire Line
	7900 2100 7900 2050
Wire Wire Line
	7900 1200 7900 1000
Wire Wire Line
	9300 1650 8550 1650
Wire Wire Line
	8550 1550 9300 1550
Wire Wire Line
	8550 1450 8550 1350
Wire Wire Line
	8650 1450 8550 1450
Wire Wire Line
	9100 1450 9300 1450
Wire Wire Line
	8850 1450 8900 1450
Connection ~ 5550 5000
Wire Wire Line
	5550 4950 5550 5000
Connection ~ 5650 5000
Wire Wire Line
	5650 5000 5650 4950
Connection ~ 5600 5000
Wire Wire Line
	5750 5000 5750 4950
Wire Wire Line
	5450 5000 5450 4950
Wire Wire Line
	5450 5000 5750 5000
Wire Wire Line
	5600 5050 5600 5000
Connection ~ 4550 1800
Wire Wire Line
	4750 1800 4750 1900
Wire Wire Line
	4550 1800 4550 1850
Wire Wire Line
	4050 1800 4750 1800
Wire Wire Line
	4050 1850 4050 1800
Connection ~ 4550 2200
Wire Wire Line
	4450 2200 4550 2200
Connection ~ 4050 2200
Wire Wire Line
	4150 2200 4050 2200
Wire Wire Line
	4050 2150 4050 2500
Wire Wire Line
	4550 2150 4550 2400
Wire Wire Line
	8250 5250 8300 5250
Wire Wire Line
	8650 4850 8650 4900
Connection ~ 9050 5500
Wire Wire Line
	9050 5500 9000 5500
Wire Wire Line
	9050 5250 9050 5550
Wire Wire Line
	9000 5250 9050 5250
Wire Wire Line
	8650 5500 8700 5500
Connection ~ 8650 5250
Wire Wire Line
	8650 5200 8650 5500
Wire Wire Line
	8600 5250 8700 5250
Wire Wire Line
	7150 2500 7150 2450
Connection ~ 6550 2800
Wire Wire Line
	6550 2700 6550 2900
Wire Wire Line
	7150 2600 7150 2650
Wire Wire Line
	7150 3000 7150 2950
Wire Notes Line
	1350 6600 1350 5600
Wire Notes Line
	4150 6600 1350 6600
Wire Notes Line
	4150 5600 4150 6600
Wire Notes Line
	1350 5600 4150 5600
Wire Wire Line
	3750 6300 3750 6350
Wire Wire Line
	3750 6000 3750 5950
Wire Wire Line
	3050 6300 3050 6350
Wire Wire Line
	3050 6000 3050 5950
Wire Wire Line
	2350 6300 2350 6350
Wire Wire Line
	2350 6000 2350 5950
Wire Wire Line
	1650 6300 1650 6350
Wire Wire Line
	1650 6000 1650 5950
Wire Wire Line
	4750 4700 4650 4700
Wire Wire Line
	4650 4600 4750 4600
Wire Wire Line
	4750 4500 4650 4500
Wire Wire Line
	4650 4400 4750 4400
Wire Wire Line
	4750 4300 4650 4300
Wire Wire Line
	4650 4200 4750 4200
Wire Wire Line
	4750 4100 4650 4100
Wire Wire Line
	4650 4000 4750 4000
Wire Wire Line
	4750 3900 4650 3900
Wire Wire Line
	4650 3800 4750 3800
Wire Wire Line
	4650 3600 4750 3600
Wire Wire Line
	4750 3500 4650 3500
Wire Wire Line
	4650 3400 4750 3400
Wire Wire Line
	4750 3300 4650 3300
Wire Wire Line
	4650 3200 4750 3200
Wire Wire Line
	4750 3100 4650 3100
Wire Wire Line
	4650 3000 4750 3000
Wire Wire Line
	4750 2900 4650 2900
Wire Wire Line
	4650 2800 4750 2800
Wire Wire Line
	4750 2700 4650 2700
Wire Wire Line
	4650 2600 4750 2600
Wire Wire Line
	4050 2500 4750 2500
Wire Wire Line
	4550 2400 4750 2400
Wire Wire Line
	6550 4300 6450 4300
Wire Wire Line
	6450 4200 6550 4200
Wire Wire Line
	6550 4100 6450 4100
Wire Wire Line
	6450 4000 6550 4000
Wire Wire Line
	6550 3900 6450 3900
Wire Wire Line
	6450 3800 6550 3800
Wire Wire Line
	6550 3700 6450 3700
Wire Wire Line
	6450 3600 6550 3600
Wire Wire Line
	6550 3500 6450 3500
Wire Wire Line
	6450 3400 6550 3400
Wire Wire Line
	6550 3300 6450 3300
Wire Wire Line
	6450 3200 6550 3200
Wire Wire Line
	6550 3100 6450 3100
Wire Wire Line
	6450 3000 6550 3000
Wire Wire Line
	6550 2900 6450 2900
Wire Wire Line
	6450 2800 6700 2800
Wire Wire Line
	6550 2700 6450 2700
Wire Wire Line
	6450 2600 7150 2600
Wire Wire Line
	6450 2500 7150 2500
Wire Wire Line
	6450 2400 6550 2400
Wire Wire Line
	9150 3600 9150 3500
Wire Wire Line
	9850 3600 9850 3550
Wire Wire Line
	8450 3050 8400 3050
Wire Wire Line
	8400 3050 8400 3000
Wire Wire Line
	8450 3250 8250 3250
Wire Wire Line
	8250 3250 8250 3200
Wire Wire Line
	9500 3250 9550 3250
Wire Wire Line
	10150 3150 10750 3150
Wire Wire Line
	10500 3150 10500 3200
Wire Wire Line
	10750 3100 10750 3200
Connection ~ 10500 3150
Wire Wire Line
	10750 3500 10750 3550
Wire Wire Line
	10750 4000 10750 3950
Wire Wire Line
	10500 3600 10500 3500
Connection ~ 10750 3150
Wire Wire Line
	10500 5400 10500 5350
Wire Wire Line
	10500 5750 10500 5700
Wire Wire Line
	10500 6200 10500 6150
Wire Wire Line
	10100 5950 10200 5950
Wire Wire Line
	10500 4950 10500 4900
Wire Wire Line
	9700 5950 9800 5950
Wire Wire Line
	950  1000 1250 1000
Wire Wire Line
	1250 1200 1200 1200
Wire Wire Line
	1200 1300 1250 1300
Wire Wire Line
	950  1000 950  950 
Wire Wire Line
	1800 1300 1750 1300
Wire Wire Line
	9800 5700 9750 5700
Wire Wire Line
	9750 5700 9750 5950
Connection ~ 9750 5950
Wire Wire Line
	10100 5700 10150 5700
Wire Wire Line
	10150 5700 10150 5950
Connection ~ 10150 5950
Wire Wire Line
	1750 1000 2050 1000
Wire Wire Line
	2050 1000 2050 950 
Wire Wire Line
	1750 1100 2150 1100
Wire Wire Line
	2150 1100 2150 1150
Wire Wire Line
	1250 1100 800  1100
Wire Wire Line
	800  1100 800  1150
Wire Wire Line
	1750 900  1950 900 
Wire Wire Line
	1250 900  1050 900 
Wire Wire Line
	1200 2300 1250 2300
Wire Wire Line
	1800 2000 1750 2000
Wire Wire Line
	1250 2000 1150 2000
Wire Wire Line
	1150 2000 1150 1950
Wire Wire Line
	1750 2300 1850 2300
Wire Wire Line
	1850 2300 1850 2350
Wire Wire Line
	1200 2200 1250 2200
Wire Wire Line
	1200 2100 1250 2100
Wire Wire Line
	900  2100 850  2100
Wire Wire Line
	850  2100 850  1950
Wire Wire Line
	1800 2200 1750 2200
Wire Wire Line
	2100 2200 2150 2200
Wire Wire Line
	2150 2200 2150 2100
Wire Wire Line
	1800 2100 1750 2100
Wire Wire Line
	10700 1600 10750 1600
Wire Wire Line
	10750 1600 10750 1900
Wire Wire Line
	10700 1700 10750 1700
Connection ~ 10750 1700
Wire Wire Line
	11000 1500 10700 1500
Wire Wire Line
	11000 1900 11000 1850
Wire Wire Line
	11000 1450 11000 1550
Connection ~ 11000 1500
Wire Wire Line
	6150 1350 6150 1300
Wire Wire Line
	6150 900  6150 850 
Wire Wire Line
	5650 1350 5650 1300
Wire Wire Line
	5650 900  5650 850 
Wire Wire Line
	6150 1700 6150 1650
Wire Wire Line
	5650 1700 5650 1650
Wire Wire Line
	9500 3250 9500 3150
Connection ~ 9500 3150
Wire Wire Line
	2750 2950 2800 2950
Wire Wire Line
	2800 3050 2750 3050
Wire Wire Line
	2800 4450 2600 4450
Text GLabel 2750 4550 0    47   Input ~ 0
20
Text GLabel 2750 4650 0    47   Input ~ 0
21
$Comp
L +3V3 #PWR043
U 1 1 5856196E
P 2500 4700
F 0 "#PWR043" H 2500 4550 50  0001 C CNN
F 1 "+3V3" H 2500 4840 50  0000 C CNN
F 2 "" H 2500 4700 50  0000 C CNN
F 3 "" H 2500 4700 50  0000 C CNN
	1    2500 4700
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR044
U 1 1 58561F67
P 2500 4900
F 0 "#PWR044" H 2500 4650 50  0001 C CNN
F 1 "GND" H 2500 4750 50  0000 C CNN
F 2 "" H 2500 4900 50  0000 C CNN
F 3 "" H 2500 4900 50  0000 C CNN
	1    2500 4900
	1    0    0    -1  
$EndComp
Wire Wire Line
	2500 4700 2500 4750
Wire Wire Line
	2500 4750 2800 4750
Wire Wire Line
	2800 4850 2500 4850
Wire Wire Line
	2500 4850 2500 4900
Wire Wire Line
	2800 4650 2750 4650
Wire Wire Line
	2750 4550 2800 4550
Wire Wire Line
	2750 4350 2800 4350
Wire Wire Line
	2800 4250 2750 4250
Wire Wire Line
	2750 4150 2800 4150
Wire Wire Line
	2800 4050 2750 4050
Wire Wire Line
	2750 3950 2800 3950
Wire Wire Line
	2800 3850 2750 3850
Wire Wire Line
	2800 3650 2750 3650
Wire Wire Line
	2750 3550 2800 3550
Wire Wire Line
	2800 3450 2750 3450
Wire Wire Line
	2750 3350 2800 3350
Wire Wire Line
	2800 3250 2750 3250
Wire Wire Line
	2750 3150 2800 3150
$Comp
L GND #PWR045
U 1 1 58563AFB
P 2500 3800
F 0 "#PWR045" H 2500 3550 50  0001 C CNN
F 1 "GND" H 2500 3650 50  0000 C CNN
F 2 "" H 2500 3800 50  0000 C CNN
F 3 "" H 2500 3800 50  0000 C CNN
	1    2500 3800
	1    0    0    -1  
$EndComp
Wire Wire Line
	2500 3800 2500 3750
Wire Wire Line
	2500 3750 2800 3750
Text GLabel 1600 2950 0    47   Input ~ 0
A0
Text GLabel 1600 3050 0    47   Input ~ 0
A1
Text GLabel 1600 3150 0    47   Input ~ 0
A2
Text GLabel 1600 3250 0    47   Input ~ 0
A3
Text GLabel 1600 3350 0    47   Input ~ 0
A4
Text GLabel 1600 3450 0    47   Input ~ 0
A5
$Comp
L GND #PWR046
U 1 1 58565B0E
P 1300 3600
F 0 "#PWR046" H 1300 3350 50  0001 C CNN
F 1 "GND" H 1300 3450 50  0000 C CNN
F 2 "" H 1300 3600 50  0000 C CNN
F 3 "" H 1300 3600 50  0000 C CNN
	1    1300 3600
	1    0    0    -1  
$EndComp
Wire Wire Line
	1650 2950 1600 2950
Wire Wire Line
	1600 3050 1650 3050
Wire Wire Line
	1650 3150 1600 3150
Wire Wire Line
	1600 3250 1650 3250
Wire Wire Line
	1650 3350 1600 3350
Wire Wire Line
	1600 3450 1650 3450
Wire Wire Line
	1650 3550 1300 3550
Wire Wire Line
	1300 3550 1300 3600
Text GLabel 1600 3650 0    47   Input ~ 0
22
Text GLabel 1600 3750 0    47   Input ~ 0
23
Text GLabel 1600 3850 0    47   Input ~ 0
24
Text GLabel 1600 3950 0    47   Input ~ 0
25
Text GLabel 1600 4050 0    47   Input ~ 0
26
Text GLabel 1600 4150 0    47   Input ~ 0
USB_HOST_EN
Text GLabel 1600 4250 0    47   Input ~ 0
D-
Text GLabel 1600 4350 0    47   Input ~ 0
D+
Text GLabel 1600 4550 0    47   Input ~ 0
RX0
Text GLabel 1600 4450 0    47   Input ~ 0
TX0
Text GLabel 1600 4650 0    47   Input ~ 0
AREF
Text GLabel 1600 4750 0    47   Input ~ 0
RESET
$Comp
L +3V3 #PWR047
U 1 1 58569B96
P 1250 4800
F 0 "#PWR047" H 1250 4650 50  0001 C CNN
F 1 "+3V3" H 1250 4940 50  0000 C CNN
F 2 "" H 1250 4800 50  0000 C CNN
F 3 "" H 1250 4800 50  0000 C CNN
	1    1250 4800
	1    0    0    -1  
$EndComp
Wire Wire Line
	1650 4850 1250 4850
Wire Wire Line
	1250 4850 1250 4800
Wire Wire Line
	1650 4750 1600 4750
Wire Wire Line
	1600 4650 1650 4650
Wire Wire Line
	1650 4550 1600 4550
Wire Wire Line
	1600 4450 1650 4450
Wire Wire Line
	1650 4350 1600 4350
Wire Wire Line
	1600 4250 1650 4250
Wire Wire Line
	1650 4150 1600 4150
Wire Wire Line
	1600 4050 1650 4050
Wire Wire Line
	1650 3950 1600 3950
Wire Wire Line
	1600 3850 1650 3850
Wire Wire Line
	1650 3750 1600 3750
Wire Wire Line
	1600 3650 1650 3650
$EndSCHEMATC