ESP12-STM32.sch-bak
EESchema Schematic File Version 4
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 ESP12-STM32-rescue:ESP-12S-ESP-12S U2
U 1 1 5F4F72D3
P 8500 3350
F 0 "U2" H 8500 2650 50  0000 C CNN
F 1 "ESP-12S" H 8500 2550 50  0000 C CNN
F 2 "ESP-12S:ESP-12S" H 8500 3350 50  0001 L BNN
F 3 "IC-14115" H 8500 3350 50  0001 L BNN
	1    8500 3350
	1    0    0    -1  
$EndComp
$Comp
L Device:R R10
U 1 1 5F4F7B77
P 9650 1150
F 0 "R10" H 9720 1196 50  0000 L CNN
F 1 "100k" H 9720 1105 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder" V 9580 1150 50  0001 C CNN
F 3 "~" H 9650 1150 50  0001 C CNN
	1    9650 1150
	1    0    0    -1  
$EndComp
$Comp
L Device:R R11
U 1 1 5F4F81EE
P 10000 1150
F 0 "R11" H 10070 1196 50  0000 L CNN
F 1 "10k" H 10070 1105 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder" V 9930 1150 50  0001 C CNN
F 3 "~" H 10000 1150 50  0001 C CNN
	1    10000 1150
	1    0    0    -1  
$EndComp
$Comp
L Device:R R12
U 1 1 5F4F84BF
P 10300 1150
F 0 "R12" H 10370 1196 50  0000 L CNN
F 1 "100k" H 10370 1105 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder" V 10230 1150 50  0001 C CNN
F 3 "~" H 10300 1150 50  0001 C CNN
	1    10300 1150
	1    0    0    -1  
$EndComp
$Comp
L Device:R R13
U 1 1 5F4F8709
P 10350 2600
F 0 "R13" H 10420 2646 50  0000 L CNN
F 1 "10k" H 10420 2555 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder" V 10280 2600 50  0001 C CNN
F 3 "~" H 10350 2600 50  0001 C CNN
	1    10350 2600
	1    0    0    -1  
$EndComp
$Comp
L Device:R R7
U 1 1 5F4F889A
P 7850 3350
F 0 "R7" V 7643 3350 50  0000 C CNN
F 1 "R" V 7734 3350 50  0000 C CNN
F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder" V 7780 3350 50  0001 C CNN
F 3 "~" H 7850 3350 50  0001 C CNN
	1    7850 3350
	0    1    1    0   
$EndComp
$Comp
L Device:C C4
U 1 1 5F4FABA0
P 8250 2500
F 0 "C4" V 7998 2500 50  0000 C CNN
F 1 "100nF" V 8089 2500 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 8288 2350 50  0001 C CNN
F 3 "~" H 8250 2500 50  0001 C CNN
	1    8250 2500
	0    1    1    0   
$EndComp
$Comp
L Device:R R8
U 1 1 5F4FBD00
P 8200 1100
F 0 "R8" H 8270 1146 50  0000 L CNN
F 1 "10k" H 8270 1055 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder" V 8130 1100 50  0001 C CNN
F 3 "~" H 8200 1100 50  0001 C CNN
	1    8200 1100
	1    0    0    -1  
$EndComp
$Comp
L Device:R R9
U 1 1 5F4FBFAF
P 8200 1500
F 0 "R9" H 8270 1546 50  0000 L CNN
F 1 "20k" H 8270 1455 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder" V 8130 1500 50  0001 C CNN
F 3 "~" H 8200 1500 50  0001 C CNN
	1    8200 1500
	1    0    0    -1  
$EndComp
Wire Wire Line
	7200 1400 7200 1500
Wire Wire Line
	7300 1400 7300 1500
Text Label 7200 1500 2    50   ~ 0
VCC
Text Label 7300 1500 0    50   ~ 0
GND
Wire Wire Line
	10350 2450 10350 2350
Text Label 10350 2350 0    50   ~ 0
VCC
Wire Wire Line
	10350 3350 10350 3400
Text Label 10350 3400 3    50   ~ 0
GND
Wire Wire Line
	10350 2750 10350 2950
Wire Wire Line
	8100 3050 7900 3050
Text Label 7900 3050 0    50   ~ 0
RST
Text Label 10350 2850 0    50   ~ 0
RST
Wire Wire Line
	8100 3350 8000 3350
Text Label 7600 3350 0    50   ~ 0
VCC
Wire Wire Line
	7600 3350 7700 3350
$Comp
L Connector:Screw_Terminal_01x02 J3
U 1 1 5F4FA2DA
P 7200 1200
F 0 "J3" V 7118 1012 50  0000 R CNN
F 1 "Screw_Terminal_01x02" V 7073 1012 50  0001 R CNN
F 2 "TerminalBlock:TerminalBlock01x02" H 7200 1200 50  0001 C CNN
F 3 "~" H 7200 1200 50  0001 C CNN
	1    7200 1200
	0    -1   -1   0   
$EndComp
$Comp
L Connector:Conn_01x03_Male J4
U 1 1 5F50C395
P 8550 1300
F 0 "J4" V 8658 1112 50  0000 R CNN
F 1 "Conn_01x03_Male" V 8613 1112 50  0001 R CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical" H 8550 1300 50  0001 C CNN
F 3 "~" H 8550 1300 50  0001 C CNN
	1    8550 1300
	0    -1   -1   0   
$EndComp
Wire Wire Line
	8450 1100 8450 900 
Wire Wire Line
	8550 1100 8550 900 
Wire Wire Line
	8650 1100 8650 900 
Text Label 8650 900  0    50   ~ 0
GND
Text Label 9100 2750 0    50   ~ 0
ESP_Tx
Text Label 9100 2850 0    50   ~ 0
ESP_Rx
Wire Wire Line
	8450 900  8200 900 
Wire Wire Line
	8200 900  8200 950 
Wire Wire Line
	8200 1250 8200 1350
Wire Wire Line
	8200 1650 8200 1750
Text Label 8200 1750 0    50   ~ 0
GND
Wire Wire Line
	8900 2950 9100 2950
Wire Wire Line
	8900 3050 9100 3050
Wire Wire Line
	8900 3150 9100 3150
Wire Wire Line
	8900 3250 9100 3250
Wire Wire Line
	8900 3350 9100 3350
Wire Wire Line
	8900 3450 9100 3450
Wire Wire Line
	8900 3550 9100 3550
Wire Wire Line
	8900 3650 9100 3650
Wire Wire Line
	8900 3750 9100 3750
Wire Wire Line
	8900 3850 9100 3850
Text Label 9100 2950 0    50   ~ 0
ADC
Text Label 9100 3050 0    50   ~ 0
PIN16
Text Label 9100 3150 0    50   ~ 0
PIN15
Text Label 9100 3250 0    50   ~ 0
PIN14
Text Label 9100 3350 0    50   ~ 0
PIN13
Text Label 9100 3450 0    50   ~ 0
PIN12
Text Label 9100 3550 0    50   ~ 0
PIN5
Text Label 9100 3650 0    50   ~ 0
PIN4
Text Label 9100 3750 0    50   ~ 0
PIN2
Text Label 9100 3850 0    50   ~ 0
PIN0
Wire Wire Line
	10300 1000 10300 900 
Wire Wire Line
	10000 1000 10000 900 
Wire Wire Line
	9650 1000 9650 900 
Text Label 10300 900  0    50   ~ 0
VCC
Wire Wire Line
	10300 1950 10300 1900
Wire Wire Line
	10300 1500 10300 1300
Text Label 10300 1400 0    50   ~ 0
PIN0
Text Label 10000 900  0    50   ~ 0
PIN15
Wire Wire Line
	10000 1300 10000 1600
Wire Wire Line
	9650 1300 9650 1600
Text Label 10000 1600 0    50   ~ 0
GND
Text Label 9650 1600 0    50   ~ 0
VCC
Text Label 9650 900  0    50   ~ 0
PIN2
$Comp
L Device:C C1
U 1 1 5F50C2BC
P 2750 850
F 0 "C1" V 2498 850 50  0000 C CNN
F 1 "0.1uF" V 2589 850 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 2788 700 50  0001 C CNN
F 3 "~" H 2750 850 50  0001 C CNN
	1    2750 850 
	0    1    1    0   
$EndComp
Text Label 2900 850  0    50   ~ 0
GND
$Comp
L Device:R R2
U 1 1 5F52068D
P 1800 1300
F 0 "R2" V 1700 1350 50  0000 L CNN
F 1 "10k" V 1700 1200 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder" V 1730 1300 50  0001 C CNN
F 3 "~" H 1800 1300 50  0001 C CNN
	1    1800 1300
	0    1    1    0   
$EndComp
Text Label 1650 1300 2    50   ~ 0
GND
Wire Notes Line
	10100 2200 10700 2200
Wire Notes Line
	10700 2200 10700 3550
Wire Notes Line
	10700 3550 10100 3550
Wire Notes Line
	10100 3550 10100 2200
Text Notes 10500 2150 0    50   ~ 0
Reset\n
Wire Notes Line
	10700 700  10700 2050
Wire Notes Line
	9300 2050 9300 700 
Wire Notes Line
	9300 700  10700 700 
Wire Notes Line
	9300 2050 10700 2050
Text Notes 9800 650  0    50   ~ 0
Flash Boot/UART Modes
Wire Notes Line
	8950 700  8950 1950
Wire Notes Line
	8950 1950 7900 1950
Wire Notes Line
	7900 1950 7900 700 
Wire Notes Line
	7900 700  8950 700 
Text Notes 8400 650  0    50   ~ 0
UART PIN OUT
Wire Notes Line
	7700 700  7700 1750
Wire Notes Line
	7700 1750 6800 1750
Wire Notes Line
	6800 1750 6800 700 
Wire Notes Line
	6800 700  7700 700 
Text Notes 7250 650  0    50   ~ 0
Power Input
Text Label 8400 2500 0    50   ~ 0
GND
Wire Wire Line
	7900 2750 8100 2750
Wire Wire Line
	8100 2500 8100 2750
Connection ~ 8100 2750
$Comp
L Connector:Conn_01x04_Male J1
U 1 1 5F551794
P 2650 4950
F 0 "J1" V 2758 4662 50  0000 R CNN
F 1 "Conn_01x04_Male" V 2713 4662 50  0001 R CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x04_P2.54mm_Vertical" H 2650 4950 50  0001 C CNN
F 3 "~" H 2650 4950 50  0001 C CNN
	1    2650 4950
	0    -1   -1   0   
$EndComp
Wire Wire Line
	2550 4750 2550 4500
Wire Wire Line
	2650 4750 2650 4500
Wire Wire Line
	2750 4750 2750 4500
Wire Wire Line
	2850 4750 2850 4500
Text Label 2550 4500 3    50   ~ 0
SWCLK
Text Label 2650 4500 3    50   ~ 0
SWDIO
Text Label 2850 4500 3    50   ~ 0
GND
Text Label 2750 4500 3    50   ~ 0
VCC2
Text Label 8200 1300 0    50   ~ 0
Tx
Text Label 8550 900  0    50   ~ 0
Rx
Wire Wire Line
	8900 2750 9850 2750
Wire Wire Line
	8900 2850 9850 2850
Text Label 9850 2750 2    50   ~ 0
Rx
Text Label 9850 2850 2    50   ~ 0
Tx
$Comp
L Device:Crystal Y1
U 1 1 5F519344
P 2850 3400
F 0 "Y1" H 2850 3668 50  0000 C CNN
F 1 "Crystal" H 2850 3577 50  0000 C CNN
F 2 "Crystal:Crystal_SMD_HC49-SD_HandSoldering" H 2850 3400 50  0001 C CNN
F 3 "~" H 2850 3400 50  0001 C CNN
	1    2850 3400
	1    0    0    -1  
$EndComp
$Comp
L Device:C C2
U 1 1 5F519FB5
P 2450 3650
F 0 "C2" V 2198 3650 50  0000 C CNN
F 1 "22pF" V 2289 3650 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 2488 3500 50  0001 C CNN
F 3 "~" H 2450 3650 50  0001 C CNN
	1    2450 3650
	-1   0    0    1   
$EndComp
$Comp
L Device:C C3
U 1 1 5F51A491
P 3300 3650
F 0 "C3" V 3048 3650 50  0000 C CNN
F 1 "22pF" V 3139 3650 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 3338 3500 50  0001 C CNN
F 3 "~" H 3300 3650 50  0001 C CNN
	1    3300 3650
	-1   0    0    1   
$EndComp
Wire Wire Line
	3300 3500 3300 3400
Wire Wire Line
	3300 3400 3000 3400
Wire Wire Line
	2700 3400 2450 3400
Wire Wire Line
	2450 3400 2450 3500
Text Label 2450 3800 0    50   ~ 0
GND
Text Label 3300 3800 0    50   ~ 0
GND
Text Label 2450 3400 0    50   ~ 0
PC14
Text Label 3150 3400 0    50   ~ 0
PC15
$Comp
L Device:R R1
U 1 1 5F52126F
P 800 3500
F 0 "R1" H 870 3546 50  0000 L CNN
F 1 "10K" H 870 3455 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder" V 730 3500 50  0001 C CNN
F 3 "~" H 800 3500 50  0001 C CNN
	1    800  3500
	1    0    0    -1  
$EndComp
Wire Wire Line
	800  3100 800  3350
Text Label 800  3100 0    50   ~ 0
VCC
Text Label 800  4550 0    50   ~ 0
GND
Text Label 800  3800 0    50   ~ 0
PA0
$Comp
L Transistor_FET:AO3401A Q1
U 1 1 5F527B1F
P 7850 4250
F 0 "Q1" H 8055 4296 50  0000 L CNN
F 1 "AO3401A" H 8055 4205 50  0000 L CNN
F 2 "Package_TO_SOT_SMD:SOT-23" H 8050 4175 50  0001 L CIN
F 3 "http://www.aosmd.com/pdfs/datasheet/AO3401A.pdf" H 7850 4250 50  0001 L CNN
	1    7850 4250
	1    0    0    -1  
$EndComp
Wire Wire Line
	7950 4050 7950 3850
Wire Wire Line
	7950 3850 8100 3850
$Comp
L Device:R R5
U 1 1 5F52CE6B
P 7400 4250
F 0 "R5" V 7193 4250 50  0000 C CNN
F 1 "3.3k" V 7284 4250 50  0000 C CNN
F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder" V 7330 4250 50  0001 C CNN
F 3 "~" H 7400 4250 50  0001 C CNN
	1    7400 4250
	0    1    1    0   
$EndComp
Wire Wire Line
	7650 4250 7600 4250
$Comp
L Device:R R6
U 1 1 5F52F318
P 7600 4450
F 0 "R6" V 7393 4450 50  0000 C CNN
F 1 "47k" V 7484 4450 50  0000 C CNN
F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder" V 7530 4450 50  0001 C CNN
F 3 "~" H 7600 4450 50  0001 C CNN
	1    7600 4450
	-1   0    0    1   
$EndComp
Wire Wire Line
	7600 4300 7600 4250
Connection ~ 7600 4250
Wire Wire Line
	7600 4250 7550 4250
Wire Wire Line
	7950 4450 7950 4650
Wire Wire Line
	7950 4650 7600 4650
Wire Wire Line
	7600 4650 7600 4600
Text Label 7800 4650 0    50   ~ 0
GND
Text Label 7250 4250 2    50   ~ 0
PA4
$Comp
L Device:R R4
U 1 1 5F538277
P 7000 2350
F 0 "R4" H 7070 2396 50  0000 L CNN
F 1 "220R" H 7070 2305 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder" V 6930 2350 50  0001 C CNN
F 3 "~" H 7000 2350 50  0001 C CNN
	1    7000 2350
	1    0    0    -1  
$EndComp
$Comp
L Device:LED D1
U 1 1 5F538B70
P 7000 2750
F 0 "D1" V 7039 2632 50  0000 R CNN
F 1 "LED" V 6948 2632 50  0000 R CNN
F 2 "LED_SMD:LED_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 7000 2750 50  0001 C CNN
F 3 "~" H 7000 2750 50  0001 C CNN
	1    7000 2750
	0    -1   -1   0   
$EndComp
Wire Wire Line
	7000 2600 7000 2500
Text Label 7000 2200 0    50   ~ 0
VCC
Text Label 7000 2900 3    50   ~ 0
GND
Wire Notes Line
	6800 2050 7350 2050
Wire Notes Line
	7350 2050 7350 3250
Wire Notes Line
	7350 3250 6800 3250
Wire Notes Line
	6800 3250 6800 2050
Text Notes 6900 2000 0    50   ~ 0
Power Indication\n
$Comp
L Device:LED D2
U 1 1 5F549E90
P 10350 4550
F 0 "D2" V 10389 4432 50  0000 R CNN
F 1 "LED" V 10298 4432 50  0000 R CNN
F 2 "LED_SMD:LED_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 10350 4550 50  0001 C CNN
F 3 "~" H 10350 4550 50  0001 C CNN
	1    10350 4550
	0    -1   -1   0   
$EndComp
$Comp
L Device:R R14
U 1 1 5F54AD00
P 10350 4100
F 0 "R14" H 10420 4146 50  0000 L CNN
F 1 "220" H 10420 4055 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder" V 10280 4100 50  0001 C CNN
F 3 "~" H 10350 4100 50  0001 C CNN
	1    10350 4100
	1    0    0    -1  
$EndComp
Wire Wire Line
	10350 4250 10350 4400
Text Label 10350 4700 3    50   ~ 0
GND
Text Label 10350 3950 0    50   ~ 0
PIN13
Wire Notes Line
	10100 3800 10750 3800
Wire Notes Line
	10750 3800 10750 4950
Wire Notes Line
	10750 4950 10100 4950
Wire Notes Line
	10100 4950 10100 3800
Text Notes 10550 3750 0    50   ~ 0
GPIO\n
Text Label 10300 1950 3    50   ~ 0
GND
$Comp
L Device:R R3
U 1 1 5F579D10
P 1450 3500
F 0 "R3" H 1520 3546 50  0000 L CNN
F 1 "10K" H 1520 3455 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder" V 1380 3500 50  0001 C CNN
F 3 "~" H 1450 3500 50  0001 C CNN
	1    1450 3500
	1    0    0    -1  
$EndComp
Text Label 1450 3100 0    50   ~ 0
VCC
Text Label 1450 4550 0    50   ~ 0
GND
Wire Wire Line
	1450 3100 1450 3350
Text Label 1450 3750 0    50   ~ 0
NRST
Wire Notes Line
	1250 2950 1850 2950
Wire Notes Line
	1850 2950 1850 4650
Wire Notes Line
	1850 4650 1250 4650
Wire Notes Line
	1250 4650 1250 2950
Wire Notes Line
	550  2950 1150 2950
Wire Notes Line
	1150 2950 1150 4650
Wire Notes Line
	1150 4650 550  4650
Wire Notes Line
	550  4650 550  2950
Wire Notes Line
	2300 3050 3650 3050
Wire Notes Line
	3650 3050 3650 4150
Wire Notes Line
	3650 4100 2300 4100
Wire Notes Line
	2300 4100 2300 3000
Wire Notes Line
	3100 4300 3100 5050
Wire Notes Line
	3100 5050 2300 5050
Wire Notes Line
	2300 5050 2300 4300
Wire Notes Line
	2300 4300 3100 4300
Text Notes 600  2900 0    50   ~ 0
Wakeup Button\n
Text Notes 1400 2900 0    50   ~ 0
Reset Button\n
Text Notes 2750 4250 0    50   ~ 0
JTAG\n
Text Notes 3400 2950 0    50   ~ 0
Crystal\n
$Comp
L Connector:Conn_01x04_Male J2
U 1 1 5F5B0C6A
P 4700 1250
F 0 "J2" V 4854 962 50  0000 R CNN
F 1 "Conn_01x04_Male" V 4763 962 50  0000 R CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x04_P2.54mm_Vertical" H 4700 1250 50  0001 C CNN
F 3 "~" H 4700 1250 50  0001 C CNN
	1    4700 1250
	0    -1   -1   0   
$EndComp
Text Label 4700 1050 1    50   ~ 0
VCC
Text Label 4800 1050 1    50   ~ 0
VCC
Text Label 4900 1050 1    50   ~ 0
VCC1
Text Label 4600 1050 1    50   ~ 0
VCC2
Text Label 7900 2750 0    50   ~ 0
VCC1
Wire Notes Line
	5200 750  5200 1550
Wire Notes Line
	5200 1550 4250 1550
Wire Notes Line
	4250 1550 4250 750 
Wire Notes Line
	4250 750  5200 750 
Text Notes 4500 700  0    50   ~ 0
Power Control Pins\n
Wire Wire Line
	1450 3650 1450 3850
Wire Wire Line
	1450 4250 1450 4550
Wire Wire Line
	800  4250 800  4550
Wire Wire Line
	800  3650 800  3850
$Comp
L Switch:SW_Push SW1
U 1 1 5F622C91
P 800 4050
F 0 "SW1" V 754 4198 50  0000 L CNN
F 1 "SW_Push" V 845 4198 50  0000 L CNN
F 2 "Button_Switch_THT:SW_PUSH_6mm" H 800 4250 50  0001 C CNN
F 3 "~" H 800 4250 50  0001 C CNN
	1    800  4050
	0    1    1    0   
$EndComp
$Comp
L Switch:SW_Push SW2
U 1 1 5F624620
P 1450 4050
F 0 "SW2" V 1404 4198 50  0000 L CNN
F 1 "SW_Push" V 1495 4198 50  0000 L CNN
F 2 "Button_Switch_THT:SW_PUSH_6mm" H 1450 4250 50  0001 C CNN
F 3 "~" H 1450 4250 50  0001 C CNN
	1    1450 4050
	0    1    1    0   
$EndComp
$Comp
L Switch:SW_Push SW4
U 1 1 5F624E55
P 10350 3150
F 0 "SW4" V 10304 3298 50  0000 L CNN
F 1 "SW_Push" V 10395 3298 50  0000 L CNN
F 2 "Button_Switch_THT:SW_PUSH_6mm" H 10350 3350 50  0001 C CNN
F 3 "~" H 10350 3350 50  0001 C CNN
	1    10350 3150
	0    1    1    0   
$EndComp
$Comp
L Switch:SW_Push SW3
U 1 1 5F62709B
P 10300 1700
F 0 "SW3" V 10300 1848 50  0000 L CNN
F 1 "SW_Push" V 10345 1848 50  0001 L CNN
F 2 "Button_Switch_THT:SW_PUSH_6mm" H 10300 1900 50  0001 C CNN
F 3 "~" H 10300 1900 50  0001 C CNN
	1    10300 1700
	0    1    1    0   
$EndComp
$Comp
L MCU_ST_STM32L0:STM32L031G6UxS U1
U 1 1 5F5777E0
P 2450 1700
F 0 "U1" H 2450 711 50  0000 C CNN
F 1 "STM32L031G6UxS" H 2450 620 50  0000 C CNN
F 2 "Package_DFN_QFN:QFN-28_4x4mm_P0.5mm" H 2050 900 50  0001 R CNN
F 3 "http://www.st.com/st-web-ui/static/active/en/resource/technical/document/datasheet/DM00140359.pdf" H 2450 1700 50  0001 C CNN
	1    2450 1700
	1    0    0    -1  
$EndComp
Text Label 2950 1300 0    50   ~ 0
USART2_Tx
Text Label 2950 1400 0    50   ~ 0
USART2_Rx
Wire Wire Line
	2950 1300 3700 1300
Wire Wire Line
	2950 1400 3700 1400
Text Label 3700 1300 0    50   ~ 0
ESP_Rx
Text Label 3700 1400 0    50   ~ 0
ESP_Tx
Wire Wire Line
	2450 900  2450 800 
Wire Wire Line
	2450 800  2550 800 
Wire Wire Line
	2550 800  2550 850 
Text Label 2450 800  0    50   ~ 0
VCC2
Text Label 1950 1100 2    50   ~ 0
NRST
Text Label 1950 1500 2    50   ~ 0
PC14
Text Label 1950 1600 2    50   ~ 0
PC15
Text Label 2950 1100 0    50   ~ 0
PA0
Text Label 2950 1500 0    50   ~ 0
PA4
Text Label 2950 2200 0    50   ~ 0
SWDIO
Text Label 2950 2300 0    50   ~ 0
SWCLK
Text Label 2450 2600 0    50   ~ 0
GND
Wire Wire Line
	2600 850  2550 850 
Connection ~ 2550 850 
Wire Wire Line
	2550 850  2550 900 
$EndSCHEMATC