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 wiring-rescue:Screw_Terminal_1x02 J1
U 1 1 59B27A2C
P 2450 3500
F 0 "J1" H 2450 3750 50  0000 C TNN
F 1 "Screw_Terminal_1x02" V 2300 3500 50  0000 C TNN
F 2 "Connectors:bornier2" H 2450 3275 50  0001 C CNN
F 3 "" H 2425 3500 50  0001 C CNN
	1    2450 3500
	1    0    0    -1  
$EndComp
$Comp
L wiring-rescue:D D2
U 1 1 59B27D4B
P 2900 3600
F 0 "D2" H 2900 3700 50  0000 C CNN
F 1 "1N4007" H 2900 3500 50  0000 C CNN
F 2 "Diode_SMD:D_MELF" H 2900 3600 50  0001 C CNN
F 3 "" H 2900 3600 50  0000 C CNN
	1    2900 3600
	0    -1   -1   0   
$EndComp
$Comp
L wiring-rescue:D_Zener D3
U 1 1 59B285A0
P 2900 4300
F 0 "D3" H 2900 4400 50  0000 C CNN
F 1 "9.1V 1.3W" H 2900 4200 50  0000 C CNN
F 2 "Diode_SMD:D_MELF" H 2900 4300 50  0001 C CNN
F 3 "" H 2900 4300 50  0000 C CNN
	1    2900 4300
	0    1    1    0   
$EndComp
$Comp
L wiring-rescue:BC817-40 Q1
U 1 1 59B3FB55
P 3000 4700
F 0 "Q1" H 3200 4775 50  0000 L CNN
F 1 "BC817-40" H 3200 4700 50  0000 L CNN
F 2 "Package_TO_SOT_SMD:SOT-23" H 3200 4625 50  0000 L CIN
F 3 "" H 3000 4700 50  0000 L CNN
	1    3000 4700
	-1   0    0    -1  
$EndComp
$Comp
L wiring-rescue:R R1
U 1 1 59B42AFE
P 4700 4550
F 0 "R1" V 4780 4550 50  0000 C CNN
F 1 "10k" V 4700 4550 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 4630 4550 50  0001 C CNN
F 3 "" H 4700 4550 50  0000 C CNN
	1    4700 4550
	1    0    0    -1  
$EndComp
$Comp
L wiring-rescue:D D4
U 1 1 59C2D218
P 3150 3050
F 0 "D4" H 3150 3150 50  0000 C CNN
F 1 "1N4007" H 3150 2950 50  0000 C CNN
F 2 "Diode_SMD:D_MELF" H 3150 3050 50  0001 C CNN
F 3 "" H 3150 3050 50  0000 C CNN
	1    3150 3050
	-1   0    0    1   
$EndComp
$Comp
L wiring-rescue:Test_Point-Connector1 TP1
U 1 1 59DDFE03
P 4100 3900
F 0 "TP1" H 4100 4150 50  0000 C CNN
F 1 "Test_Point" H 4100 4250 50  0000 C CNN
F 2 "Connector_PinHeader_1.27mm:PinHeader_1x01_P1.27mm_Vertical" H 4300 3900 50  0001 C CNN
F 3 "" H 4300 3900 50  0001 C CNN
	1    4100 3900
	-1   0    0    1   
$EndComp
Connection ~ 2900 3400
Wire Wire Line
	2650 3600 2700 3600
Wire Wire Line
	2700 3600 2700 3700
Wire Wire Line
	2900 3750 2900 3800
Wire Wire Line
	2900 4450 2900 4500
Wire Wire Line
	2900 4900 2900 4950
Wire Wire Line
	2650 3400 2900 3400
Wire Wire Line
	2900 3450 2900 3400
$Comp
L power:GND #PWR0101
U 1 1 59DFEA04
P 2900 4950
F 0 "#PWR0101" H 2900 4700 50  0001 C CNN
F 1 "GND" H 2900 4800 50  0000 C CNN
F 2 "" H 2900 4950 50  0001 C CNN
F 3 "" H 2900 4950 50  0001 C CNN
	1    2900 4950
	1    0    0    -1  
$EndComp
$Comp
L Amplifier_Operational:LM358 U2
U 2 1 5C90F91E
P 3950 4700
F 0 "U2" H 3950 5067 50  0000 C CNN
F 1 "LM358" H 3950 4976 50  0000 C CNN
F 2 "SMD_Packages:SOIC-8-N" H 3950 4700 50  0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/lm2904-n.pdf" H 3950 4700 50  0001 C CNN
	2    3950 4700
	-1   0    0    -1  
$EndComp
$Comp
L Device:R R2
U 1 1 5C912589
P 3450 4700
F 0 "R2" V 3243 4700 50  0000 C CNN
F 1 "1k5" V 3334 4700 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 3380 4700 50  0001 C CNN
F 3 "~" H 3450 4700 50  0001 C CNN
	1    3450 4700
	0    1    1    0   
$EndComp
$Comp
L Amplifier_Operational:LM358 U2
U 1 1 5C90F888
P 4700 4000
F 0 "U2" H 4700 4367 50  0000 C CNN
F 1 "LM358" H 4700 4276 50  0000 C CNN
F 2 "SMD_Packages:SOIC-8-N" H 4700 4000 50  0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/lm2904-n.pdf" H 4700 4000 50  0001 C CNN
	1    4700 4000
	1    0    0    -1  
$EndComp
$Comp
L Device:CP C1
U 1 1 5C919AEC
P 3650 3200
F 0 "C1" H 3768 3246 50  0000 L CNN
F 1 "100uF" H 3768 3155 50  0000 L CNN
F 2 "Capacitor_SMD:CP_Elec_8x10" H 3688 3050 50  0001 C CNN
F 3 "~" H 3650 3200 50  0001 C CNN
	1    3650 3200
	1    0    0    -1  
$EndComp
Wire Wire Line
	3200 4700 3300 4700
Wire Wire Line
	3600 4700 3650 4700
$Comp
L Device:R R3
U 1 1 5C92FDC4
P 4300 5200
F 0 "R3" V 4093 5200 50  0000 C CNN
F 1 "10k" V 4184 5200 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 4230 5200 50  0001 C CNN
F 3 "~" H 4300 5200 50  0001 C CNN
	1    4300 5200
	-1   0    0    1   
$EndComp
$Comp
L Device:R R4
U 1 1 5C92FE61
P 4300 3600
F 0 "R4" V 4093 3600 50  0000 C CNN
F 1 "10k" V 4184 3600 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 4230 3600 50  0001 C CNN
F 3 "~" H 4300 3600 50  0001 C CNN
	1    4300 3600
	-1   0    0    1   
$EndComp
Wire Wire Line
	4250 4600 4300 4600
Wire Wire Line
	4400 4100 4300 4100
Wire Wire Line
	4300 4100 4300 4600
Wire Wire Line
	4250 4800 4700 4800
Wire Wire Line
	6750 3350 6750 3450
$Comp
L ESP8266:ESP-01v090 U4
U 1 1 5C951E66
P 8150 4350
F 0 "U4" V 8104 4728 50  0000 L CNN
F 1 "ESP-01v090" V 8195 4728 50  0000 L CNN
F 2 "ESP8266:ESP-01" H 8150 4350 50  0001 C CNN
F 3 "http://l0l.org.uk/2014/12/esp8266-modules-hardware-guide-gotta-catch-em-all/" H 8150 4350 50  0001 C CNN
	1    8150 4350
	0    1    1    0   
$EndComp
Wire Wire Line
	8000 3400 8000 3350
Wire Wire Line
	8000 3350 8200 3350
Wire Wire Line
	8200 3350 8200 3400
Wire Wire Line
	8000 3350 7550 3350
Connection ~ 8000 3350
Wire Wire Line
	8300 5300 8300 5800
Wire Wire Line
	8300 5800 6350 5800
Wire Wire Line
	8000 5300 6850 5300
Wire Wire Line
	6850 5300 6850 5250
Wire Wire Line
	8300 3400 8300 3350
Wire Wire Line
	8300 3350 8650 3350
Wire Wire Line
	8650 3350 8650 5400
Wire Wire Line
	8650 5400 6950 5400
Wire Wire Line
	6950 5400 6950 5250
$Comp
L power:GND #PWR0102
U 1 1 5C960989
P 3650 3350
F 0 "#PWR0102" H 3650 3100 50  0001 C CNN
F 1 "GND" H 3655 3177 50  0000 C CNN
F 2 "" H 3650 3350 50  0001 C CNN
F 3 "" H 3650 3350 50  0001 C CNN
	1    3650 3350
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0103
U 1 1 5C960A29
P 2700 3700
F 0 "#PWR0103" H 2700 3450 50  0001 C CNN
F 1 "GND" H 2705 3527 50  0000 C CNN
F 2 "" H 2700 3700 50  0001 C CNN
F 3 "" H 2700 3700 50  0001 C CNN
	1    2700 3700
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0104
U 1 1 5C960BFF
P 3250 4400
F 0 "#PWR0104" H 3250 4150 50  0001 C CNN
F 1 "GND" H 3255 4227 50  0000 C CNN
F 2 "" H 3250 4400 50  0001 C CNN
F 3 "" H 3250 4400 50  0001 C CNN
	1    3250 4400
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0105
U 1 1 5C960C86
P 6350 5800
F 0 "#PWR0105" H 6350 5550 50  0001 C CNN
F 1 "GND" H 6355 5627 50  0000 C CNN
F 2 "" H 6350 5800 50  0001 C CNN
F 3 "" H 6350 5800 50  0001 C CNN
	1    6350 5800
	1    0    0    -1  
$EndComp
$Comp
L ESP8266:ESP-12 U3
U 1 1 5C96AE50
P 6650 4350
F 0 "U3" V 6604 5291 50  0000 L CNN
F 1 "ESP-12" V 6695 5291 50  0000 L CNN
F 2 "RF_Module:ESP-07" H 6650 4350 50  0001 C CNN
F 3 "http://l0l.org.uk/2014/12/esp8266-modules-hardware-guide-gotta-catch-em-all/" H 6650 4350 50  0001 C CNN
	1    6650 4350
	0    1    1    0   
$EndComp
Wire Wire Line
	7550 4350 7550 3350
Connection ~ 7550 3350
Wire Wire Line
	7550 3350 6750 3350
Wire Wire Line
	5750 4350 5750 5000
Wire Wire Line
	5750 5000 6250 5000
$Comp
L Amplifier_Operational:LM358 U2
U 3 1 5C9753AD
P 8100 2200
F 0 "U2" H 8058 2246 50  0000 L CNN
F 1 "LM358" H 8058 2155 50  0000 L CNN
F 2 "SMD_Packages:SOIC-8-N" H 8100 2200 50  0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/lm2904-n.pdf" H 8100 2200 50  0001 C CNN
	3    8100 2200
	1    0    0    -1  
$EndComp
Wire Wire Line
	6350 5250 6350 5800
Connection ~ 6350 5800
Wire Wire Line
	6350 5800 6250 5800
$Comp
L Device:R R7
U 1 1 5DB6F5FB
P 6850 5550
F 0 "R7" V 6800 5300 50  0000 L CNN
F 1 "2k2" V 6900 5300 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 6780 5550 50  0001 C CNN
F 3 "~" H 6850 5550 50  0001 C CNN
	1    6850 5550
	0    1    1    0   
$EndComp
Connection ~ 7550 4350
Connection ~ 6850 5300
Wire Wire Line
	4300 5050 4300 4600
Connection ~ 4300 4600
Wire Wire Line
	4300 3750 4300 4100
Connection ~ 4300 4100
$Comp
L power:+3V3 #PWR05
U 1 1 5EA0BB70
P 4300 3400
F 0 "#PWR05" H 4300 3250 50  0001 C CNN
F 1 "+3V3" H 4315 3573 50  0000 C CNN
F 2 "" H 4300 3400 50  0001 C CNN
F 3 "" H 4300 3400 50  0001 C CNN
	1    4300 3400
	1    0    0    -1  
$EndComp
$Comp
L power:+3V3 #PWR09
U 1 1 5EA0C6B6
P 4700 4400
F 0 "#PWR09" H 4700 4250 50  0001 C CNN
F 1 "+3V3" H 4715 4573 50  0000 C CNN
F 2 "" H 4700 4400 50  0001 C CNN
F 3 "" H 4700 4400 50  0001 C CNN
	1    4700 4400
	1    0    0    -1  
$EndComp
Wire Wire Line
	4700 4700 4700 4800
Connection ~ 4700 4800
Wire Wire Line
	4700 4800 5150 4800
$Comp
L power:GND #PWR06
U 1 1 5EA2B8DF
P 4300 5350
F 0 "#PWR06" H 4300 5100 50  0001 C CNN
F 1 "GND" H 4305 5177 50  0000 C CNN
F 2 "" H 4300 5350 50  0001 C CNN
F 3 "" H 4300 5350 50  0001 C CNN
	1    4300 5350
	1    0    0    -1  
$EndComp
$Comp
L power:+3V3 #PWR02
U 1 1 5EA5E38B
P 8000 1900
F 0 "#PWR02" H 8000 1750 50  0001 C CNN
F 1 "+3V3" H 8015 2073 50  0000 C CNN
F 2 "" H 8000 1900 50  0001 C CNN
F 3 "" H 8000 1900 50  0001 C CNN
	1    8000 1900
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR03
U 1 1 5EA5F6AA
P 8000 2500
F 0 "#PWR03" H 8000 2250 50  0001 C CNN
F 1 "GND" H 8005 2327 50  0000 C CNN
F 2 "" H 8000 2500 50  0001 C CNN
F 3 "" H 8000 2500 50  0001 C CNN
	1    8000 2500
	1    0    0    -1  
$EndComp
Connection ~ 3250 4250
Wire Wire Line
	3250 4250 3250 4050
$Comp
L wiring-rescue:POT RV1
U 1 1 59B4131F
P 3250 3900
F 0 "RV1" V 3075 3900 50  0000 C CNN
F 1 "10k" V 3150 3900 50  0000 C CNN
F 2 "Potentiometer_SMD:Potentiometer_Bourns_TC33X_Vertical" H 3250 3900 50  0001 C CNN
F 3 "" H 3250 3900 50  0000 C CNN
	1    3250 3900
	1    0    0    1   
$EndComp
Wire Wire Line
	3250 4250 3250 4400
$Comp
L mp2307:MP2307 U1
U 1 1 5EABD7AD
P 5300 1750
F 0 "U1" H 5744 1796 50  0000 L CNN
F 1 "MP2307" H 5744 1705 50  0000 L CNN
F 2 "Package_SO:SOP-8_3.9x4.9mm_P1.27mm" H 5550 2100 50  0001 L CNN
F 3 "" H 5300 1750 50  0001 C CNN
	1    5300 1750
	1    0    0    -1  
$EndComp
Wire Wire Line
	5200 1450 5200 1300
$Comp
L Device:R R5
U 1 1 5EABD7B5
P 4600 1650
F 0 "R5" V 4393 1650 50  0000 C CNN
F 1 "100k" V 4484 1650 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 4530 1650 50  0001 C CNN
F 3 "~" H 4600 1650 50  0001 C CNN
	1    4600 1650
	0    1    1    0   
$EndComp
Wire Wire Line
	4900 1650 4750 1650
$Comp
L Device:L L1
U 1 1 5EABD7BC
P 6300 1650
F 0 "L1" V 6490 1650 50  0000 C CNN
F 1 "10uH" V 6399 1650 50  0000 C CNN
F 2 "Inductor_SMD:L_7.3x7.3_H3.5" H 6300 1650 50  0001 C CNN
F 3 "~" H 6300 1650 50  0001 C CNN
	1    6300 1650
	0    -1   -1   0   
$EndComp
Wire Wire Line
	6150 1650 6100 1650
$Comp
L Device:C C6
U 1 1 5EABD7C3
P 5800 1300
F 0 "C6" V 6052 1300 50  0000 C CNN
F 1 "10n" V 5961 1300 50  0000 C CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 5838 1150 50  0001 C CNN
F 3 "~" H 5800 1300 50  0001 C CNN
	1    5800 1300
	0    -1   -1   0   
$EndComp
Wire Wire Line
	5400 1450 5400 1300
Wire Wire Line
	5400 1300 5650 1300
Wire Wire Line
	5950 1300 6100 1300
Wire Wire Line
	6100 1300 6100 1650
Connection ~ 6100 1650
Wire Wire Line
	6100 1650 5850 1650
$Comp
L Device:C C4
U 1 1 5EABD7CF
P 4700 2050
F 0 "C4" H 4815 2096 50  0000 L CNN
F 1 "100n" H 4815 2005 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 4738 1900 50  0001 C CNN
F 3 "~" H 4700 2050 50  0001 C CNN
	1    4700 2050
	1    0    0    -1  
$EndComp
Wire Wire Line
	4700 1900 4700 1850
Wire Wire Line
	4700 1850 4900 1850
$Comp
L power:GND #PWR04
U 1 1 5EABD7D7
P 4700 2200
F 0 "#PWR04" H 4700 1950 50  0001 C CNN
F 1 "GND" H 4705 2027 50  0000 C CNN
F 2 "" H 4700 2200 50  0001 C CNN
F 3 "" H 4700 2200 50  0001 C CNN
	1    4700 2200
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR07
U 1 1 5EABD7DD
P 5200 2050
F 0 "#PWR07" H 5200 1800 50  0001 C CNN
F 1 "GND" H 5205 1877 50  0000 C CNN
F 2 "" H 5200 2050 50  0001 C CNN
F 3 "" H 5200 2050 50  0001 C CNN
	1    5200 2050
	1    0    0    -1  
$EndComp
$Comp
L Device:C C5
U 1 1 5EABD7E3
P 5400 2300
F 0 "C5" H 5515 2346 50  0000 L CNN
F 1 "3.9n" H 5515 2255 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 5438 2150 50  0001 C CNN
F 3 "~" H 5400 2300 50  0001 C CNN
	1    5400 2300
	1    0    0    -1  
$EndComp
Wire Wire Line
	5400 2150 5400 2050
$Comp
L Device:R R6
U 1 1 5EAC6A4E
P 5400 2650
F 0 "R6" H 5470 2696 50  0000 L CNN
F 1 "6k8" H 5470 2605 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 5330 2650 50  0001 C CNN
F 3 "~" H 5400 2650 50  0001 C CNN
	1    5400 2650
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR08
U 1 1 5EAC7280
P 5400 2800
F 0 "#PWR08" H 5400 2550 50  0001 C CNN
F 1 "GND" H 5405 2627 50  0000 C CNN
F 2 "" H 5400 2800 50  0001 C CNN
F 3 "" H 5400 2800 50  0001 C CNN
	1    5400 2800
	1    0    0    -1  
$EndComp
$Comp
L Device:D_Schottky D6
U 1 1 5EAC9705
P 5850 2300
F 0 "D6" V 5804 2379 50  0000 L CNN
F 1 "SS34" V 5895 2379 50  0000 L CNN
F 2 "Diode_SMD:D_MELF" H 5850 2300 50  0001 C CNN
F 3 "~" H 5850 2300 50  0001 C CNN
	1    5850 2300
	0    1    1    0   
$EndComp
Wire Wire Line
	5850 2150 5850 1650
Connection ~ 5850 1650
Wire Wire Line
	5850 1650 5700 1650
$Comp
L power:GND #PWR010
U 1 1 5EACDED0
P 5850 2450
F 0 "#PWR010" H 5850 2200 50  0001 C CNN
F 1 "GND" H 5855 2277 50  0000 C CNN
F 2 "" H 5850 2450 50  0001 C CNN
F 3 "" H 5850 2450 50  0001 C CNN
	1    5850 2450
	1    0    0    -1  
$EndComp
$Comp
L Device:R R9
U 1 1 5EACE90E
P 6250 1850
F 0 "R9" V 6043 1850 50  0000 C CNN
F 1 "26.1k" V 6134 1850 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 6180 1850 50  0001 C CNN
F 3 "~" H 6250 1850 50  0001 C CNN
	1    6250 1850
	0    1    1    0   
$EndComp
$Comp
L Device:R R8
U 1 1 5EACF734
P 6100 2300
F 0 "R8" H 6170 2346 50  0000 L CNN
F 1 "10k" H 6170 2255 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 6030 2300 50  0001 C CNN
F 3 "~" H 6100 2300 50  0001 C CNN
	1    6100 2300
	1    0    0    -1  
$EndComp
Wire Wire Line
	6100 1850 5700 1850
Wire Wire Line
	6400 1850 6450 1850
Wire Wire Line
	6450 1850 6450 1650
Wire Wire Line
	6100 2150 6100 1850
Connection ~ 6100 1850
$Comp
L power:GND #PWR011
U 1 1 5EAD89A3
P 6100 2450
F 0 "#PWR011" H 6100 2200 50  0001 C CNN
F 1 "GND" H 6105 2277 50  0000 C CNN
F 2 "" H 6100 2450 50  0001 C CNN
F 3 "" H 6100 2450 50  0001 C CNN
	1    6100 2450
	1    0    0    -1  
$EndComp
$Comp
L Device:CP C8
U 1 1 5EAD94E4
P 7000 1800
F 0 "C8" H 7118 1846 50  0000 L CNN
F 1 "10u" H 7118 1755 50  0000 L CNN
F 2 "Capacitor_SMD:C_1206_3216Metric" H 7038 1650 50  0001 C CNN
F 3 "~" H 7000 1800 50  0001 C CNN
	1    7000 1800
	1    0    0    -1  
$EndComp
$Comp
L power:+3V3 #PWR013
U 1 1 5EADA4F9
P 7100 1650
F 0 "#PWR013" H 7100 1500 50  0001 C CNN
F 1 "+3V3" V 7115 1778 50  0000 L CNN
F 2 "" H 7100 1650 50  0001 C CNN
F 3 "" H 7100 1650 50  0001 C CNN
	1    7100 1650
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR012
U 1 1 5EADDF0B
P 7000 1950
F 0 "#PWR012" H 7000 1700 50  0001 C CNN
F 1 "GND" H 7005 1777 50  0000 C CNN
F 2 "" H 7000 1950 50  0001 C CNN
F 3 "" H 7000 1950 50  0001 C CNN
	1    7000 1950
	1    0    0    -1  
$EndComp
Wire Wire Line
	5400 2500 5400 2450
Wire Wire Line
	4450 1650 4300 1650
Wire Wire Line
	4300 1650 4300 1300
Wire Wire Line
	4300 1300 5200 1300
$Comp
L Device:C C3
U 1 1 5EAF133C
P 4300 1950
F 0 "C3" H 4415 1996 50  0000 L CNN
F 1 "10u" H 4415 1905 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 4338 1800 50  0001 C CNN
F 3 "~" H 4300 1950 50  0001 C CNN
	1    4300 1950
	1    0    0    -1  
$EndComp
Connection ~ 4300 1650
Wire Wire Line
	4300 1800 4300 1650
$Comp
L power:GND #PWR01
U 1 1 5EB02319
P 4300 2100
F 0 "#PWR01" H 4300 1850 50  0001 C CNN
F 1 "GND" H 4305 1927 50  0000 C CNN
F 2 "" H 4300 2100 50  0001 C CNN
F 3 "" H 4300 2100 50  0001 C CNN
	1    4300 2100
	1    0    0    -1  
$EndComp
$Comp
L Device:C C7
U 1 1 5EB10C80
P 6700 1800
F 0 "C7" H 6815 1846 50  0000 L CNN
F 1 "100n" H 6815 1755 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 6738 1650 50  0001 C CNN
F 3 "~" H 6700 1800 50  0001 C CNN
	1    6700 1800
	1    0    0    -1  
$EndComp
Wire Wire Line
	6450 1650 6700 1650
Connection ~ 6450 1650
Connection ~ 6700 1650
Wire Wire Line
	6700 1650 7000 1650
Wire Wire Line
	6700 1950 7000 1950
Connection ~ 7000 1950
Wire Wire Line
	4050 1650 4300 1650
Connection ~ 4100 3900
Wire Wire Line
	4100 3900 4400 3900
$Comp
L Device:R R11
U 1 1 5EC3286E
P 3800 4050
F 0 "R11" H 3870 4096 50  0000 L CNN
F 1 "10k" H 3870 4005 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 3730 4050 50  0001 C CNN
F 3 "~" H 3800 4050 50  0001 C CNN
	1    3800 4050
	1    0    0    -1  
$EndComp
Connection ~ 3800 3900
Wire Wire Line
	3800 3900 4100 3900
$Comp
L Device:R R10
U 1 1 5EC33270
P 3800 3750
F 0 "R10" H 3870 3796 50  0000 L CNN
F 1 "100k" H 3870 3705 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 3730 3750 50  0001 C CNN
F 3 "~" H 3800 3750 50  0001 C CNN
	1    3800 3750
	1    0    0    -1  
$EndComp
Wire Wire Line
	3800 4200 3800 4250
$Comp
L power:+3V3 #PWR0106
U 1 1 5EC5EC2D
P 7550 3350
F 0 "#PWR0106" H 7550 3200 50  0001 C CNN
F 1 "+3V3" H 7565 3523 50  0000 C CNN
F 2 "" H 7550 3350 50  0001 C CNN
F 3 "" H 7550 3350 50  0001 C CNN
	1    7550 3350
	1    0    0    -1  
$EndComp
Wire Wire Line
	5350 5300 6850 5300
Wire Wire Line
	6250 5000 6250 5800
Wire Wire Line
	6950 5400 5150 5400
Connection ~ 6950 5400
$Comp
L Device:R R12
U 1 1 5EC9EA68
P 5150 5100
F 0 "R12" H 5220 5146 50  0000 L CNN
F 1 "2k2" H 5220 5055 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 5080 5100 50  0001 C CNN
F 3 "~" H 5150 5100 50  0001 C CNN
	1    5150 5100
	1    0    0    -1  
$EndComp
$Comp
L Device:R R13
U 1 1 5EC9F23E
P 5350 5100
F 0 "R13" H 5420 5146 50  0000 L CNN
F 1 "2k2" H 5420 5055 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 5280 5100 50  0001 C CNN
F 3 "~" H 5350 5100 50  0001 C CNN
	1    5350 5100
	1    0    0    -1  
$EndComp
Wire Wire Line
	5150 5400 5150 5250
Wire Wire Line
	5150 4950 5150 4800
Wire Wire Line
	5350 5300 5350 5250
Wire Wire Line
	5350 4950 5350 4000
Text Label 5500 5300 0    60   ~ 0
BUS-TX
Text Label 5500 5400 0    60   ~ 0
BUS-RX
$Comp
L power:VCC #PWR0107
U 1 1 5EA2DD70
P 4050 1650
F 0 "#PWR0107" H 4050 1500 50  0001 C CNN
F 1 "VCC" V 4068 1777 50  0000 L CNN
F 2 "" H 4050 1650 50  0001 C CNN
F 3 "" H 4050 1650 50  0001 C CNN
	1    4050 1650
	0    -1   -1   0   
$EndComp
$Comp
L power:VCC #PWR0108
U 1 1 5EA49C80
P 3900 3050
F 0 "#PWR0108" H 3900 2900 50  0001 C CNN
F 1 "VCC" V 3917 3178 50  0000 L CNN
F 2 "" H 3900 3050 50  0001 C CNN
F 3 "" H 3900 3050 50  0001 C CNN
	1    3900 3050
	0    1    1    0   
$EndComp
Wire Wire Line
	2900 3050 3000 3050
Wire Wire Line
	2900 3050 2900 3400
Wire Wire Line
	3300 3050 3650 3050
Connection ~ 3650 3050
Wire Wire Line
	3650 3050 3900 3050
Wire Wire Line
	6550 5250 6550 5550
Wire Wire Line
	6550 5550 6700 5550
Wire Wire Line
	7000 5550 7550 5550
Wire Wire Line
	7550 4350 7550 5550
$Comp
L Device:R R14
U 1 1 5EE241D4
P 6850 5700
F 0 "R14" V 6800 5900 50  0000 C CNN
F 1 "2k2" V 6900 5900 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 6780 5700 50  0001 C CNN
F 3 "~" H 6850 5700 50  0001 C CNN
	1    6850 5700
	0    1    1    0   
$EndComp
Wire Wire Line
	6450 5250 6450 5700
Wire Wire Line
	6450 5700 6700 5700
Wire Wire Line
	7000 5700 7550 5700
Wire Wire Line
	7550 5700 7550 5550
Connection ~ 7550 5550
Wire Wire Line
	7000 1650 7100 1650
Connection ~ 7000 1650
Wire Wire Line
	3400 3900 3800 3900
Wire Wire Line
	3250 4250 3800 4250
$Comp
L Device:D D5
U 1 1 5F1239F1
P 4100 3600
F 0 "D5" V 4054 3680 50  0000 L CNN
F 1 "1N4007" V 4145 3680 50  0000 L CNN
F 2 "Diode_SMD:D_MELF" H 4100 3600 50  0001 C CNN
F 3 "~" H 4100 3600 50  0001 C CNN
	1    4100 3600
	0    1    1    0   
$EndComp
Wire Wire Line
	4100 3900 4100 3750
Wire Wire Line
	4100 3450 4300 3450
Wire Wire Line
	4300 3450 4300 3400
Connection ~ 4300 3450
$Comp
L Device:R R15
U 1 1 5F13D011
P 3250 3600
F 0 "R15" H 3320 3646 50  0000 L CNN
F 1 "1k" H 3320 3555 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 3180 3600 50  0001 C CNN
F 3 "~" H 3250 3600 50  0001 C CNN
	1    3250 3600
	1    0    0    -1  
$EndComp
Wire Wire Line
	2900 3800 3100 3800
Wire Wire Line
	3100 3800 3100 3450
Wire Wire Line
	3100 3450 3250 3450
Wire Wire Line
	3250 3450 3800 3450
Wire Wire Line
	3800 3450 3800 3600
Connection ~ 3250 3450
Wire Wire Line
	2900 3800 2900 4150
Connection ~ 2900 3800
$Comp
L Device:LED D1
U 1 1 5F12C244
P 5450 3500
F 0 "D1" V 5489 3382 50  0000 R CNN
F 1 "LED" V 5398 3382 50  0000 R CNN
F 2 "LED_SMD:LED_0805_2012Metric" H 5450 3500 50  0001 C CNN
F 3 "~" H 5450 3500 50  0001 C CNN
	1    5450 3500
	-1   0    0    1   
$EndComp
$Comp
L power:GND #PWR0109
U 1 1 5F12EC60
P 5600 3500
F 0 "#PWR0109" H 5600 3250 50  0001 C CNN
F 1 "GND" H 5605 3327 50  0000 C CNN
F 2 "" H 5600 3500 50  0001 C CNN
F 3 "" H 5600 3500 50  0001 C CNN
	1    5600 3500
	0    -1   -1   0   
$EndComp
Wire Wire Line
	5000 4000 5200 4000
$Comp
L Device:R R16
U 1 1 5F17BEAF
P 5200 3750
F 0 "R16" H 5270 3796 50  0000 L CNN
F 1 "R" H 5270 3705 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 5130 3750 50  0001 C CNN
F 3 "~" H 5200 3750 50  0001 C CNN
	1    5200 3750
	1    0    0    -1  
$EndComp
Wire Wire Line
	5200 3600 5200 3500
Wire Wire Line
	5200 3500 5300 3500
Wire Wire Line
	5200 3900 5200 4000
Connection ~ 5200 4000
Wire Wire Line
	5200 4000 5350 4000
$Comp
L Jumper:Jumper_2_Open JP1
U 1 1 5F162950
P 6550 6150
F 0 "JP1" V 6504 6248 50  0000 L CNN
F 1 "Jumper_2_Open" V 6595 6248 50  0000 L CNN
F 2 "Connector_PinHeader_1.27mm:PinHeader_1x02_P1.27mm_Vertical" H 6550 6150 50  0001 C CNN
F 3 "~" H 6550 6150 50  0001 C CNN
	1    6550 6150
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR0110
U 1 1 5F16702A
P 6550 6350
F 0 "#PWR0110" H 6550 6100 50  0001 C CNN
F 1 "GND" H 6555 6177 50  0000 C CNN
F 2 "" H 6550 6350 50  0001 C CNN
F 3 "" H 6550 6350 50  0001 C CNN
	1    6550 6350
	1    0    0    -1  
$EndComp
Wire Wire Line
	6550 5950 6550 5550
Connection ~ 6550 5550
$EndSCHEMATC