diff --git a/esp32-cache.lib b/esp32-cache.lib
new file mode 100644
index 0000000..ca33c94
--- /dev/null
+++ b/esp32-cache.lib
@@ -0,0 +1,244 @@
+EESchema-LIBRARY Version 2.4
+#encoding utf-8
+#
+# Connector_USB_B_Micro
+#
+DEF Connector_USB_B_Micro J 0 40 Y Y 1 F N
+F0 "J" -200 450 50 H V L CNN
+F1 "Connector_USB_B_Micro" -200 350 50 H V L CNN
+F2 "" 150 -50 50 H I C CNN
+F3 "" 150 -50 50 H I C CNN
+ALIAS USB_B_Mini
+$FPLIST
+ USB*
+$ENDFPLIST
+DRAW
+C -150 85 25 0 1 10 F
+C -25 135 15 0 1 10 F
+S -200 -300 200 300 0 1 10 f
+S -5 -300 5 -270 0 1 0 N
+S 10 50 -20 20 0 1 10 F
+S 200 -205 170 -195 0 1 0 N
+S 200 -105 170 -95 0 1 0 N
+S 200 -5 170 5 0 1 0 N
+S 200 195 170 205 0 1 0 N
+P 2 0 1 10 -75 85 25 85 N
+P 4 0 1 10 -125 85 -100 85 -50 135 -25 135 N
+P 4 0 1 10 -100 85 -75 85 -50 35 0 35 N
+P 4 0 1 10 25 110 25 60 75 85 25 110 F
+P 5 0 1 0 -170 220 -70 220 -80 190 -160 190 -170 220 F
+P 9 0 1 0 -185 230 -185 220 -175 190 -175 180 -65 180 -65 190 -55 220 -55 230 -185 230 N
+X VBUS 1 300 200 100 L 50 50 1 1 w
+X D- 2 300 -100 100 L 50 50 1 1 B
+X D+ 3 300 0 100 L 50 50 1 1 B
+X ID 4 300 -200 100 L 50 50 1 1 P
+X GND 5 0 -400 100 U 50 50 1 1 w
+X Shield 6 -100 -400 100 U 50 50 1 1 P
+ENDDRAW
+ENDDEF
+#
+# Device_C_Small
+#
+DEF Device_C_Small C 0 10 N N 1 F N
+F0 "C" 10 70 50 H V L CNN
+F1 "Device_C_Small" 10 -80 50 H V L CNN
+F2 "" 0 0 50 H I C CNN
+F3 "" 0 0 50 H I C CNN
+$FPLIST
+ C_*
+$ENDFPLIST
+DRAW
+P 2 0 1 13 -60 -20 60 -20 N
+P 2 0 1 12 -60 20 60 20 N
+X ~ 1 0 100 80 D 50 50 1 1 P
+X ~ 2 0 -100 80 U 50 50 1 1 P
+ENDDRAW
+ENDDEF
+#
+# Device_Crystal
+#
+DEF Device_Crystal Y 0 40 N N 1 F N
+F0 "Y" 0 150 50 H V C CNN
+F1 "Device_Crystal" 0 -150 50 H V C CNN
+F2 "" 0 0 50 H I C CNN
+F3 "" 0 0 50 H I C CNN
+$FPLIST
+ Crystal*
+$ENDFPLIST
+DRAW
+S -45 100 45 -100 0 1 12 N
+P 2 0 1 0 -100 0 -75 0 N
+P 2 0 1 20 -75 -50 -75 50 N
+P 2 0 1 20 75 -50 75 50 N
+P 2 0 1 0 100 0 75 0 N
+X 1 1 -150 0 50 R 50 50 1 1 P
+X 2 2 150 0 50 L 50 50 1 1 P
+ENDDRAW
+ENDDEF
+#
+# Device_Fuse
+#
+DEF Device_Fuse F 0 0 N Y 1 F N
+F0 "F" 80 0 50 V V C CNN
+F1 "Device_Fuse" -75 0 50 V V C CNN
+F2 "" -70 0 50 V I C CNN
+F3 "" 0 0 50 H I C CNN
+$FPLIST
+ *Fuse*
+$ENDFPLIST
+DRAW
+S -30 -100 30 100 0 1 10 N
+P 2 0 1 0 0 100 0 -100 N
+X ~ 1 0 150 50 D 50 50 1 1 P
+X ~ 2 0 -150 50 U 50 50 1 1 P
+ENDDRAW
+ENDDEF
+#
+# Device_R
+#
+DEF Device_R R 0 0 N Y 1 F N
+F0 "R" 80 0 50 V V C CNN
+F1 "Device_R" 0 0 50 V V C CNN
+F2 "" -70 0 50 V I C CNN
+F3 "" 0 0 50 H I C CNN
+$FPLIST
+ R_*
+$ENDFPLIST
+DRAW
+S -40 -100 40 100 0 1 10 N
+X ~ 1 0 150 50 D 50 50 1 1 P
+X ~ 2 0 -150 50 U 50 50 1 1 P
+ENDDRAW
+ENDDEF
+#
+# Interface_USB_CH340G
+#
+DEF Interface_USB_CH340G U 0 20 Y Y 1 F N
+F0 "U" -200 550 50 H V R CNN
+F1 "Interface_USB_CH340G" 50 550 50 H V L CNN
+F2 "Package_SO:SOIC-16_3.9x9.9mm_P1.27mm" 50 -550 50 H I L CNN
+F3 "" -350 800 50 H I C CNN
+$FPLIST
+ SOIC*3.9x9.9mm*P1.27mm*
+$ENDFPLIST
+DRAW
+S -300 500 300 -500 0 1 10 f
+X GND 1 0 -600 100 U 50 50 1 1 W
+X ~DSR 10 400 0 100 L 50 50 1 1 I
+X ~RI 11 400 -100 100 L 50 50 1 1 I
+X ~DCD 12 400 -200 100 L 50 50 1 1 I
+X ~DTR 13 400 -300 100 L 50 50 1 1 O
+X ~RTS 14 400 -400 100 L 50 50 1 1 O
+X R232 15 -400 300 100 R 50 50 1 1 I
+X VCC 16 0 600 100 D 50 50 1 1 W
+X TXD 2 400 400 100 L 50 50 1 1 O
+X RXD 3 400 300 100 L 50 50 1 1 I
+X V3 4 -100 600 100 D 50 50 1 1 P
+X UD+ 5 -400 100 100 R 50 50 1 1 B
+X UD- 6 -400 0 100 R 50 50 1 1 B
+X XI 7 -400 -200 100 R 50 50 1 1 I
+X XO 8 -400 -400 100 R 50 50 1 1 O
+X ~CTS 9 400 100 100 L 50 50 1 1 I
+ENDDRAW
+ENDDEF
+#
+# RF_Module_ESP32-WROOM-32
+#
+DEF RF_Module_ESP32-WROOM-32 U 0 20 Y Y 1 F N
+F0 "U" -500 1350 50 H V L CNN
+F1 "RF_Module_ESP32-WROOM-32" 50 1350 50 H V L CNN
+F2 "RF_Module:ESP32-WROOM-32" 0 -1500 50 H I C CNN
+F3 "" -300 50 50 H I C CNN
+ALIAS ESP32-WROOM-32D
+$FPLIST
+ ESP32?WROOM?32*
+$ENDFPLIST
+DRAW
+S -500 1300 500 -1300 0 1 10 f
+X GND 1 0 -1400 100 U 50 50 1 1 W
+X IO25 10 600 -500 100 L 50 50 1 1 B
+X IO26 11 600 -600 100 L 50 50 1 1 B
+X IO27 12 600 -700 100 L 50 50 1 1 B
+X IO14 13 600 400 100 L 50 50 1 1 B
+X IO12 14 600 600 100 L 50 50 1 1 B
+X GND 15 0 -1400 100 U 50 50 1 1 P N
+X IO13 16 600 500 100 L 50 50 1 1 B
+X SHD/SD2 17 -600 -200 100 R 50 50 1 1 B
+X SWP/SD3 18 -600 -300 100 R 50 50 1 1 B
+X SCS/CMD 19 -600 -500 100 R 50 50 1 1 B
+X VDD 2 0 1400 100 D 50 50 1 1 W
+X SCK/CLK 20 -600 -400 100 R 50 50 1 1 B
+X SDO/SD0 21 -600 0 100 R 50 50 1 1 B
+X SDI/SD1 22 -600 -100 100 R 50 50 1 1 B
+X IO15 23 600 300 100 L 50 50 1 1 B
+X IO2 24 600 1000 100 L 50 50 1 1 B
+X IO0 25 600 1200 100 L 50 50 1 1 B
+X IO4 26 600 800 100 L 50 50 1 1 B
+X IO16 27 600 200 100 L 50 50 1 1 B
+X IO17 28 600 100 100 L 50 50 1 1 B
+X IO5 29 600 700 100 L 50 50 1 1 B
+X EN 3 -600 1200 100 R 50 50 1 1 I
+X IO18 30 600 0 100 L 50 50 1 1 B
+X IO19 31 600 -100 100 L 50 50 1 1 B
+X NC 32 -500 -1100 100 R 50 50 1 1 N N
+X IO21 33 600 -200 100 L 50 50 1 1 B
+X RXD0/IO3 34 600 900 100 L 50 50 1 1 B
+X TXD0/IO1 35 600 1100 100 L 50 50 1 1 B
+X IO22 36 600 -300 100 L 50 50 1 1 B
+X IO23 37 600 -400 100 L 50 50 1 1 B
+X GND 38 0 -1400 100 U 50 50 1 1 P N
+X GND 39 0 -1400 100 U 50 50 1 1 P N
+X SENSOR_VP 4 -600 1000 100 R 50 50 1 1 I
+X SENSOR_VN 5 -600 900 100 R 50 50 1 1 I
+X IO34 6 600 -1000 100 L 50 50 1 1 I
+X IO35 7 600 -1100 100 L 50 50 1 1 I
+X IO32 8 600 -800 100 L 50 50 1 1 B
+X IO33 9 600 -900 100 L 50 50 1 1 B
+ENDDRAW
+ENDDEF
+#
+# power_+3.3V
+#
+DEF power_+3.3V #PWR 0 0 Y Y 1 F P
+F0 "#PWR" 0 -150 50 H I C CNN
+F1 "power_+3.3V" 0 140 50 H V C CNN
+F2 "" 0 0 50 H I C CNN
+F3 "" 0 0 50 H I C CNN
+ALIAS +3.3V
+DRAW
+P 2 0 1 0 -30 50 0 100 N
+P 2 0 1 0 0 0 0 100 N
+P 2 0 1 0 0 100 30 50 N
+X +3V3 1 0 0 0 U 50 50 1 1 W N
+ENDDRAW
+ENDDEF
+#
+# power_+5V
+#
+DEF power_+5V #PWR 0 0 Y Y 1 F P
+F0 "#PWR" 0 -150 50 H I C CNN
+F1 "power_+5V" 0 140 50 H V C CNN
+F2 "" 0 0 50 H I C CNN
+F3 "" 0 0 50 H I C CNN
+DRAW
+P 2 0 1 0 -30 50 0 100 N
+P 2 0 1 0 0 0 0 100 N
+P 2 0 1 0 0 100 30 50 N
+X +5V 1 0 0 0 U 50 50 1 1 W N
+ENDDRAW
+ENDDEF
+#
+# power_GND
+#
+DEF power_GND #PWR 0 0 Y Y 1 F P
+F0 "#PWR" 0 -250 50 H I C CNN
+F1 "power_GND" 0 -150 50 H V C CNN
+F2 "" 0 0 50 H I C CNN
+F3 "" 0 0 50 H I C CNN
+DRAW
+P 6 0 1 0 0 0 0 -50 50 -50 0 -100 -50 -50 0 -50 N
+X GND 1 0 0 0 D 50 50 1 1 W N
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/esp32.kicad_pcb b/esp32.kicad_pcb
new file mode 100644
index 0000000..02c8ecb
--- /dev/null
+++ b/esp32.kicad_pcb
@@ -0,0 +1 @@
+(kicad_pcb (version 4) (host kicad "dummy file") )
diff --git a/esp32.pro b/esp32.pro
new file mode 100644
index 0000000..152769c
--- /dev/null
+++ b/esp32.pro
@@ -0,0 +1,33 @@
+update=22/05/2015 07:44:53
+version=1
+last_client=kicad
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=
+[eeschema/libraries]
diff --git a/esp32.sch b/esp32.sch
new file mode 100644
index 0000000..382bea8
--- /dev/null
+++ b/esp32.sch
@@ -0,0 +1,587 @@
+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
+$Comp
+L RF_Module:ESP32-WROOM-32 U1
+U 1 1 5FDB07B2
+P 5750 2950
+F 0 "U1" H 5750 4531 50  0000 C CNN
+F 1 "ESP32-WROOM-32" H 5750 4440 50  0000 C CNN
+F 2 "RF_Module:ESP32-WROOM-32" H 5750 1450 50  0001 C CNN
+F 3 "https://www.espressif.com/sites/default/files/documentation/esp32-wroom-32_datasheet_en.pdf" H 5450 3000 50  0001 C CNN
+	1    5750 2950
+	1    0    0    -1  
+$EndComp
+$Comp
+L power:GND #PWR?
+U 1 1 60F2C14A
+P 5750 4550
+F 0 "#PWR?" H 5750 4300 50  0001 C CNN
+F 1 "GND" H 5755 4377 50  0000 C CNN
+F 2 "" H 5750 4550 50  0001 C CNN
+F 3 "" H 5750 4550 50  0001 C CNN
+	1    5750 4550
+	1    0    0    -1  
+$EndComp
+$Comp
+L Connector:USB_B_Micro J?
+U 1 1 60F2EFF9
+P 1750 5800
+F 0 "J?" H 1807 6267 50  0000 C CNN
+F 1 "USB_B_Micro" H 1807 6176 50  0000 C CNN
+F 2 "" H 1900 5750 50  0001 C CNN
+F 3 "~" H 1900 5750 50  0001 C CNN
+	1    1750 5800
+	1    0    0    -1  
+$EndComp
+$Comp
+L Interface_USB:CH340G U2
+U 1 1 60F29C85
+P 2850 5900
+F 0 "U2" H 2850 5211 50  0000 C CNN
+F 1 "CH340G" H 2850 5120 50  0000 C CNN
+F 2 "Package_SO:SOIC-16_3.9x9.9mm_P1.27mm" H 2900 5350 50  0001 L CNN
+F 3 "http://www.datasheet5.com/pdf-local-2195953" H 2500 6700 50  0001 C CNN
+	1    2850 5900
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	2450 5800 2050 5800
+Wire Wire Line
+	2050 5900 2450 5900
+$Comp
+L Device:Crystal Y?
+U 1 1 60F3AC20
+P 2200 6650
+F 0 "Y?" H 2200 6918 50  0000 C CNN
+F 1 "12MHz" H 2200 6827 50  0000 C CNN
+F 2 "" H 2200 6650 50  0001 C CNN
+F 3 "~" H 2200 6650 50  0001 C CNN
+	1    2200 6650
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	2450 6100 2050 6100
+Wire Wire Line
+	2050 6100 2050 6650
+Wire Wire Line
+	2350 6650 2350 6300
+Wire Wire Line
+	2350 6300 2450 6300
+$Comp
+L Device:C_Small C?
+U 1 1 60F3E669
+P 2050 6900
+F 0 "C?" H 2142 6946 50  0000 L CNN
+F 1 "22p" H 2142 6855 50  0000 L CNN
+F 2 "" H 2050 6900 50  0001 C CNN
+F 3 "~" H 2050 6900 50  0001 C CNN
+	1    2050 6900
+	1    0    0    -1  
+$EndComp
+$Comp
+L Device:C_Small C?
+U 1 1 60F3F11C
+P 2350 6900
+F 0 "C?" H 2442 6946 50  0000 L CNN
+F 1 "22p" H 2442 6855 50  0000 L CNN
+F 2 "" H 2350 6900 50  0001 C CNN
+F 3 "~" H 2350 6900 50  0001 C CNN
+	1    2350 6900
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	2350 6650 2350 6800
+Connection ~ 2350 6650
+Wire Wire Line
+	2050 6800 2050 6650
+Connection ~ 2050 6650
+Wire Wire Line
+	2050 7000 2200 7000
+$Comp
+L power:GND #PWR?
+U 1 1 60F404F5
+P 2200 7250
+F 0 "#PWR?" H 2200 7000 50  0001 C CNN
+F 1 "GND" H 2205 7077 50  0000 C CNN
+F 2 "" H 2200 7250 50  0001 C CNN
+F 3 "" H 2200 7250 50  0001 C CNN
+	1    2200 7250
+	1    0    0    -1  
+$EndComp
+$Comp
+L power:GND #PWR?
+U 1 1 60F40B3A
+P 2850 7200
+F 0 "#PWR?" H 2850 6950 50  0001 C CNN
+F 1 "GND" H 2855 7027 50  0000 C CNN
+F 2 "" H 2850 7200 50  0001 C CNN
+F 3 "" H 2850 7200 50  0001 C CNN
+	1    2850 7200
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	2850 7200 2850 6500
+Wire Wire Line
+	2200 7250 2200 7000
+Connection ~ 2200 7000
+Wire Wire Line
+	2200 7000 2350 7000
+$Comp
+L power:GND #PWR?
+U 1 1 60F44B82
+P 1750 6450
+F 0 "#PWR?" H 1750 6200 50  0001 C CNN
+F 1 "GND" H 1755 6277 50  0000 C CNN
+F 2 "" H 1750 6450 50  0001 C CNN
+F 3 "" H 1750 6450 50  0001 C CNN
+	1    1750 6450
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	1750 6200 1750 6450
+$Comp
+L power:+3.3V #PWR?
+U 1 1 60F463A9
+P 2750 5200
+F 0 "#PWR?" H 2750 5050 50  0001 C CNN
+F 1 "+3.3V" H 2765 5373 50  0000 C CNN
+F 2 "" H 2750 5200 50  0001 C CNN
+F 3 "" H 2750 5200 50  0001 C CNN
+	1    2750 5200
+	1    0    0    -1  
+$EndComp
+$Comp
+L power:+5V #PWR?
+U 1 1 60F4D707
+P 2100 5200
+F 0 "#PWR?" H 2100 5050 50  0001 C CNN
+F 1 "+5V" H 2115 5373 50  0000 C CNN
+F 2 "" H 2100 5200 50  0001 C CNN
+F 3 "" H 2100 5200 50  0001 C CNN
+	1    2100 5200
+	1    0    0    -1  
+$EndComp
+$Comp
+L power:+5V #PWR?
+U 1 1 60F4DF57
+P 2850 5200
+F 0 "#PWR?" H 2850 5050 50  0001 C CNN
+F 1 "+5V" H 2865 5373 50  0000 C CNN
+F 2 "" H 2850 5200 50  0001 C CNN
+F 3 "" H 2850 5200 50  0001 C CNN
+	1    2850 5200
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	2850 5200 2850 5300
+Wire Wire Line
+	2750 5300 2750 5200
+Wire Wire Line
+	2100 5200 2100 5250
+Wire Wire Line
+	2100 5600 2050 5600
+Text GLabel 3500 5500 2    50   Output ~ 0
+TXD
+Text GLabel 3500 5600 2    50   Input ~ 0
+RXD
+Wire Wire Line
+	3250 5500 3500 5500
+Wire Wire Line
+	3500 5600 3250 5600
+Text GLabel 6550 1850 2    50   Output ~ 0
+RXD
+Text GLabel 6550 2050 2    50   Input ~ 0
+TXD
+Wire Wire Line
+	6550 1850 6350 1850
+Wire Wire Line
+	6550 2050 6350 2050
+Text GLabel 4950 2950 0    50   BiDi ~ 0
+21
+Text GLabel 4950 3050 0    50   BiDi ~ 0
+22
+Text GLabel 4950 3150 0    50   BiDi ~ 0
+17
+Text GLabel 4950 3250 0    50   BiDi ~ 0
+18
+Text GLabel 4950 3350 0    50   BiDi ~ 0
+20
+Text GLabel 4950 3450 0    50   BiDi ~ 0
+19
+Text GLabel 6550 1750 2    50   BiDi ~ 0
+25
+Text GLabel 6550 1950 2    50   BiDi ~ 0
+24
+Text GLabel 6550 2150 2    50   BiDi ~ 0
+26
+Text GLabel 6550 2750 2    50   BiDi ~ 0
+27
+Text GLabel 6550 2250 2    50   BiDi ~ 0
+29
+Text GLabel 6550 2350 2    50   BiDi ~ 0
+14
+Text GLabel 6550 2450 2    50   BiDi ~ 0
+16
+Text GLabel 6550 2550 2    50   BiDi ~ 0
+13
+Text GLabel 6550 2650 2    50   BiDi ~ 0
+23
+Text GLabel 6550 2850 2    50   BiDi ~ 0
+28
+Text GLabel 6550 2950 2    50   BiDi ~ 0
+30
+Text GLabel 6550 3050 2    50   BiDi ~ 0
+31
+Text GLabel 6550 3150 2    50   BiDi ~ 0
+33
+Text GLabel 6550 3250 2    50   BiDi ~ 0
+36
+Text GLabel 6550 3350 2    50   BiDi ~ 0
+37
+Text GLabel 6550 3450 2    50   BiDi ~ 0
+10
+Text GLabel 6550 3550 2    50   BiDi ~ 0
+11
+Text GLabel 6550 3650 2    50   BiDi ~ 0
+12
+Text GLabel 6550 3750 2    50   BiDi ~ 0
+8
+Text GLabel 6550 3850 2    50   BiDi ~ 0
+9
+Text GLabel 6550 3950 2    50   BiDi ~ 0
+6
+Text GLabel 6550 4050 2    50   BiDi ~ 0
+7
+Wire Wire Line
+	6350 1750 6550 1750
+Wire Wire Line
+	6350 1950 6550 1950
+Wire Wire Line
+	6350 2150 6550 2150
+Wire Wire Line
+	6350 2250 6550 2250
+Wire Wire Line
+	6350 2350 6550 2350
+Wire Wire Line
+	6350 2450 6550 2450
+Wire Wire Line
+	6350 2550 6550 2550
+Wire Wire Line
+	6550 2650 6350 2650
+Wire Wire Line
+	6350 2750 6550 2750
+Wire Wire Line
+	6550 2850 6350 2850
+Wire Wire Line
+	6350 2950 6550 2950
+Wire Wire Line
+	6550 3050 6350 3050
+Wire Wire Line
+	6350 3150 6550 3150
+Wire Wire Line
+	6550 3250 6350 3250
+Wire Wire Line
+	6350 3350 6550 3350
+Wire Wire Line
+	6550 3450 6350 3450
+Wire Wire Line
+	6350 3550 6550 3550
+Wire Wire Line
+	6550 3650 6350 3650
+Wire Wire Line
+	6350 3750 6550 3750
+Wire Wire Line
+	6550 3850 6350 3850
+Wire Wire Line
+	6350 3950 6550 3950
+Wire Wire Line
+	6550 4050 6350 4050
+Wire Wire Line
+	5150 2950 4950 2950
+Wire Wire Line
+	4950 3050 5150 3050
+Wire Wire Line
+	5150 3150 4950 3150
+Wire Wire Line
+	5150 3250 4950 3250
+Wire Wire Line
+	4950 3350 5150 3350
+Wire Wire Line
+	5150 3450 4950 3450
+Wire Wire Line
+	5750 4350 5750 4550
+$Comp
+L power:+3.3V #PWR?
+U 1 1 60F76334
+P 5750 1250
+F 0 "#PWR?" H 5750 1100 50  0001 C CNN
+F 1 "+3.3V" H 5765 1423 50  0000 C CNN
+F 2 "" H 5750 1250 50  0001 C CNN
+F 3 "" H 5750 1250 50  0001 C CNN
+	1    5750 1250
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	5750 1550 5750 1250
+Text GLabel 4950 1950 0    50   BiDi ~ 0
+4
+Text GLabel 4950 2050 0    50   BiDi ~ 0
+5
+Wire Wire Line
+	5150 1950 4950 1950
+Wire Wire Line
+	4950 2050 5150 2050
+$Comp
+L Device:R R?
+U 1 1 60F80222
+P 4750 1400
+F 0 "R?" H 4820 1446 50  0000 L CNN
+F 1 "10k" H 4820 1355 50  0000 L CNN
+F 2 "" V 4680 1400 50  0001 C CNN
+F 3 "~" H 4750 1400 50  0001 C CNN
+	1    4750 1400
+	1    0    0    -1  
+$EndComp
+$Comp
+L Device:C_Small C?
+U 1 1 60F814C3
+P 4350 1950
+F 0 "C?" H 4442 1996 50  0000 L CNN
+F 1 "1uF" H 4442 1905 50  0000 L CNN
+F 2 "" H 4350 1950 50  0001 C CNN
+F 3 "~" H 4350 1950 50  0001 C CNN
+	1    4350 1950
+	1    0    0    -1  
+$EndComp
+$Comp
+L power:+3.3V #PWR?
+U 1 1 60F81DF3
+P 4750 1200
+F 0 "#PWR?" H 4750 1050 50  0001 C CNN
+F 1 "+3.3V" H 4765 1373 50  0000 C CNN
+F 2 "" H 4750 1200 50  0001 C CNN
+F 3 "" H 4750 1200 50  0001 C CNN
+	1    4750 1200
+	1    0    0    -1  
+$EndComp
+$Comp
+L power:GND #PWR?
+U 1 1 60F82DDD
+P 4350 2300
+F 0 "#PWR?" H 4350 2050 50  0001 C CNN
+F 1 "GND" H 4355 2127 50  0000 C CNN
+F 2 "" H 4350 2300 50  0001 C CNN
+F 3 "" H 4350 2300 50  0001 C CNN
+	1    4350 2300
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	4350 1750 4350 1850
+Wire Wire Line
+	4750 1550 4750 1750
+Connection ~ 4750 1750
+Wire Wire Line
+	4750 1750 4350 1750
+Wire Wire Line
+	4750 1750 5150 1750
+Wire Wire Line
+	4350 2050 4350 2300
+Wire Wire Line
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+Text GLabel 6250 5000 0    50   BiDi ~ 0
+14
+$Comp
+L Device:R R?
+U 1 1 60F8B30C
+P 6400 5300
+F 0 "R?" H 6470 5346 50  0000 L CNN
+F 1 "100k" H 6470 5255 50  0000 L CNN
+F 2 "" V 6330 5300 50  0001 C CNN
+F 3 "~" H 6400 5300 50  0001 C CNN
+	1    6400 5300
+	1    0    0    -1  
+$EndComp
+$Comp
+L power:GND #PWR?
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+F 0 "#PWR?" H 6400 5450 50  0001 C CNN
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+F 2 "" H 6400 5700 50  0001 C CNN
+F 3 "" H 6400 5700 50  0001 C CNN
+	1    6400 5700
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	6250 5000 6400 5000
+Wire Wire Line
+	6400 5000 6400 5150
+Wire Wire Line
+	6400 5450 6400 5700
+$Comp
+L power:+3.3V #PWR?
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+P 5300 5050
+F 0 "#PWR?" H 5300 4900 50  0001 C CNN
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+F 2 "" H 5300 5050 50  0001 C CNN
+F 3 "" H 5300 5050 50  0001 C CNN
+	1    5300 5050
+	1    0    0    -1  
+$EndComp
+$Comp
+L power:GND #PWR?
+U 1 1 60F8FC39
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+F 0 "#PWR?" H 5300 5350 50  0001 C CNN
+F 1 "GND" H 5305 5427 50  0000 C CNN
+F 2 "" H 5300 5600 50  0001 C CNN
+F 3 "" H 5300 5600 50  0001 C CNN
+	1    5300 5600
+	1    0    0    -1  
+$EndComp
+$Comp
+L Device:C_Small C?
+U 1 1 60F9030F
+P 5300 5350
+F 0 "C?" H 5392 5396 50  0000 L CNN
+F 1 "10uF" H 5392 5305 50  0000 L CNN
+F 2 "" H 5300 5350 50  0001 C CNN
+F 3 "~" H 5300 5350 50  0001 C CNN
+	1    5300 5350
+	1    0    0    -1  
+$EndComp
+$Comp
+L Device:C_Small C?
+U 1 1 60F90B8A
+P 5600 5350
+F 0 "C?" H 5692 5396 50  0000 L CNN
+F 1 "1uF" H 5692 5305 50  0000 L CNN
+F 2 "" H 5600 5350 50  0001 C CNN
+F 3 "~" H 5600 5350 50  0001 C CNN
+	1    5600 5350
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
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+Wire Wire Line
+	5600 5250 5600 5100
+Wire Wire Line
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+Connection ~ 5300 5100
+Wire Wire Line
+	5300 5100 5300 5250
+Wire Wire Line
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+Wire Wire Line
+	5600 5450 5600 5550
+Wire Wire Line
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+Connection ~ 5300 5550
+Wire Wire Line
+	5300 5550 5300 5600
+$Comp
+L Device:Fuse F?
+U 1 1 60FBF4A0
+P 2100 5400
+F 0 "F?" H 2160 5446 50  0000 L CNN
+F 1 "Fuse" H 2160 5355 50  0000 L CNN
+F 2 "" V 2030 5400 50  0001 C CNN
+F 3 "~" H 2100 5400 50  0001 C CNN
+	1    2100 5400
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	2100 5550 2100 5600
+$Comp
+L power:GND #PWR?
+U 1 1 60FC184A
+P 3900 7100
+F 0 "#PWR?" H 3900 6850 50  0001 C CNN
+F 1 "GND" H 3905 6927 50  0000 C CNN
+F 2 "" H 3900 7100 50  0001 C CNN
+F 3 "" H 3900 7100 50  0001 C CNN
+	1    3900 7100
+	1    0    0    -1  
+$EndComp
+$Comp
+L power:+3.3V #PWR?
+U 1 1 60FC1EF8
+P 3900 6550
+F 0 "#PWR?" H 3900 6400 50  0001 C CNN
+F 1 "+3.3V" H 3915 6723 50  0000 C CNN
+F 2 "" H 3900 6550 50  0001 C CNN
+F 3 "" H 3900 6550 50  0001 C CNN
+	1    3900 6550
+	1    0    0    -1  
+$EndComp
+$Comp
+L power:GND #PWR?
+U 1 1 60FC2984
+P 3600 7100
+F 0 "#PWR?" H 3600 6850 50  0001 C CNN
+F 1 "GND" H 3605 6927 50  0000 C CNN
+F 2 "" H 3600 7100 50  0001 C CNN
+F 3 "" H 3600 7100 50  0001 C CNN
+	1    3600 7100
+	1    0    0    -1  
+$EndComp
+$Comp
+L power:+5V #PWR?
+U 1 1 60FC3360
+P 3600 6550
+F 0 "#PWR?" H 3600 6400 50  0001 C CNN
+F 1 "+5V" H 3615 6723 50  0000 C CNN
+F 2 "" H 3600 6550 50  0001 C CNN
+F 3 "" H 3600 6550 50  0001 C CNN
+	1    3600 6550
+	1    0    0    -1  
+$EndComp
+$Comp
+L Device:C_Small C?
+U 1 1 60FC3D84
+P 3600 6800
+F 0 "C?" H 3692 6846 50  0000 L CNN
+F 1 "10uF" H 3692 6755 50  0000 L CNN
+F 2 "" H 3600 6800 50  0001 C CNN
+F 3 "~" H 3600 6800 50  0001 C CNN
+	1    3600 6800
+	1    0    0    -1  
+$EndComp
+$Comp
+L Device:C_Small C?
+U 1 1 60FC47F8
+P 3900 6800
+F 0 "C?" H 3992 6846 50  0000 L CNN
+F 1 "10nF" H 3992 6755 50  0000 L CNN
+F 2 "" H 3900 6800 50  0001 C CNN
+F 3 "~" H 3900 6800 50  0001 C CNN
+	1    3900 6800
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	3900 6550 3900 6700
+Wire Wire Line
+	3600 6550 3600 6700
+Wire Wire Line
+	3600 6900 3600 7100
+Wire Wire Line
+	3900 6900 3900 7100
+Wire Wire Line
+	5250 5050 5250 4850
+Wire Wire Line
+	5250 4850 5300 4850
+$EndSCHEMATC
diff --git a/esp32.sch-bak b/esp32.sch-bak
new file mode 100644
index 0000000..5e226a5
--- /dev/null
+++ b/esp32.sch-bak
@@ -0,0 +1,27 @@
+EESchema Schematic File Version 4
+EELAYER 30 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L RF_Module:ESP32-WROOM-32 U?
+U 1 1 5FDB07B2
+P 6200 3300
+F 0 "U?" H 6200 4881 50  0000 C CNN
+F 1 "ESP32-WROOM-32" H 6200 4790 50  0000 C CNN
+F 2 "RF_Module:ESP32-WROOM-32" H 6200 1800 50  0001 C CNN
+F 3 "https://www.espressif.com/sites/default/files/documentation/esp32-wroom-32_datasheet_en.pdf" H 5900 3350 50  0001 C CNN
+	1    6200 3300
+	1    0    0    -1  
+$EndComp
+$EndSCHEMATC