diff --git a/kicad/schematics/single_pilot_wire-cache.lib b/kicad/schematics/single_pilot_wire-cache.lib
index 74fe9f7..ed69bec 100644
--- a/kicad/schematics/single_pilot_wire-cache.lib
+++ b/kicad/schematics/single_pilot_wire-cache.lib
@@ -111,45 +111,27 @@ X ~ 2 0 -150 110 U 50 50 1 1 P
 ENDDRAW
 ENDDEF
 #
-# ESP8266-12E/ESP-12E
+# D_Zener
 #
-DEF ESP8266-12E/ESP-12E U 0 40 Y Y 1 L N
-F0 "U" -501 721 50 H V L BNN
-F1 "ESP8266-12E/ESP-12E" -500 -921 50 H V L BNN
-F2 "XCVR_ESP8266-12E/ESP-12E" 0 0 50 H I L BNN
-F3 "ESP8266-12E/ESP-12E" 0 0 50 H I L BNN
-F4 "Unavailable" 0 0 50 H I L BNN
-F5 "None" 0 0 50 H I L BNN
-F6 "None" 0 0 50 H I L BNN
-F7 "AI-Thinker" 0 0 50 H I L BNN
-F8 "This WiFi module has a 32-bit MCU micro and clock speeds supporting 80 MHz or 160 MHz. Supports the RTOS and integrated Wi-Fi MAC/BB/RF/PA/LNA, and has an on-board antenna." 0 0 50 H I L BNN
+DEF D_Zener D 0 40 N N 1 F N
+F0 "D" 0 100 50 H V C CNN
+F1 "D_Zener" 0 -100 50 H V C CNN
+F2 "" 0 0 50 H V C CNN
+F3 "" 0 0 50 H V C CNN
+$FPLIST
+ Diode_*
+ D-Pak_TO252AA
+ *SingleDiode
+ *_Diode_*
+ *SingleDiode*
+ D_*
+$ENDFPLIST
 DRAW
-P 2 0 0 10 -500 -800 -500 700 N
-P 2 0 0 10 -500 700 500 700 N
-P 2 0 0 10 500 -800 -500 -800 N
-P 2 0 0 10 500 700 500 -800 N
-X RESET 1 -700 600 200 R 40 40 0 0 I
-X ADC 2 700 100 200 L 40 40 0 0 P
-X EN 3 -700 500 200 R 40 40 0 0 I
-X IO16 4 700 -500 200 L 40 40 0 0 B
-X IO14 5 700 -300 200 L 40 40 0 0 B
-X IO12 6 700 -100 200 L 40 40 0 0 B
-X IO13 7 700 -200 200 L 40 40 0 0 B
-X VCC 8 700 600 200 L 40 40 0 0 W
-X CS0 9 -700 200 200 R 40 40 0 0 I
-X MISO 10 -700 0 200 R 40 40 0 0 B
-X IO5 20 -700 -500 200 R 40 40 0 0 B
-X IO9 11 -700 -600 200 R 40 40 0 0 B
-X RXD 21 -700 400 200 R 40 40 0 0 I
-X IO10 12 -700 -700 200 R 40 40 0 0 B
-X TXD 22 700 300 200 L 40 40 0 0 O
-X MOSI 13 -700 100 200 R 40 40 0 0 B
-X SCLK 14 -700 300 200 R 40 40 0 0 I C
-X GND 15 700 -700 200 L 40 40 0 0 W
-X IO15 16 700 -400 200 L 40 40 0 0 B
-X IO2 17 -700 -300 200 R 40 40 0 0 B
-X IO0 18 -700 -200 200 R 40 40 0 0 B
-X IO4 19 -700 -400 200 R 40 40 0 0 B
+P 2 0 1 0 50 0 -50 0 N
+P 3 0 1 8 -50 -50 -50 50 -30 50 N
+P 4 0 1 8 50 -50 50 50 -50 0 50 -50 N
+X K 1 -150 0 100 R 50 50 1 1 P
+X A 2 150 0 100 L 50 50 1 1 P
 ENDDRAW
 ENDDEF
 #
@@ -377,4 +359,32 @@ X ~ 2 0 -150 50 U 50 50 1 1 P
 ENDDRAW
 ENDDEF
 #
+# WeMos_mini
+#
+DEF WeMos_mini U 0 40 Y Y 1 F N
+F0 "U" 0 500 60 H V C CNN
+F1 "WeMos_mini" 0 -500 60 H V C CNN
+F2 "" 550 -700 60 H V C CNN
+F3 "" 550 -700 60 H V C CNN
+DRAW
+S -300 450 300 -550 0 1 0 N
+X 5V 1 -500 350 200 R 50 50 1 1 W
+X GND 2 -500 250 200 R 50 50 1 1 W
+X D4 3 -500 150 200 R 50 50 1 1 B
+X D3 4 -500 50 200 R 50 50 1 1 B
+X D2 5 -500 -50 200 R 50 50 1 1 B
+X D1 6 -500 -150 200 R 50 50 1 1 B
+X Rx 7 -500 -250 200 R 50 50 1 1 B
+X Tx 8 -500 -350 200 R 50 50 1 1 B
+X Rst 9 500 -350 200 L 50 50 1 1 B
+X A0 10 500 -250 200 L 50 50 1 1 B
+X D0 11 500 -150 200 L 50 50 1 1 B
+X D5 12 500 -50 200 L 50 50 1 1 B
+X D6 13 500 50 200 L 50 50 1 1 B
+X D7 14 500 150 200 L 50 50 1 1 B
+X D8 15 500 250 200 L 50 50 1 1 B
+X 3.3V 16 500 350 200 L 50 50 1 1 w
+ENDDRAW
+ENDDEF
+#
 #End Library
diff --git a/kicad/schematics/single_pilot_wire.pro b/kicad/schematics/single_pilot_wire.pro
index 9a93299..38171ec 100644
--- a/kicad/schematics/single_pilot_wire.pro
+++ b/kicad/schematics/single_pilot_wire.pro
@@ -1,4 +1,4 @@
-update=ven. 11 janv. 2019 16:16:22 CET
+update=lun. 14 janv. 2019 12:59:42 CET
 version=1
 last_client=kicad
 [pcbnew]
@@ -62,3 +62,4 @@ LibName30=VTX-214-001-103
 LibName31=VTX-214-002-103
 LibName32=2N7000
 LibName33=ESP8266-12E_ESP-12E
+LibName34=wemos_mini
diff --git a/kicad/schematics/single_pilot_wire.sch b/kicad/schematics/single_pilot_wire.sch
index f676833..68e6e91 100644
--- a/kicad/schematics/single_pilot_wire.sch
+++ b/kicad/schematics/single_pilot_wire.sch
@@ -32,7 +32,7 @@ LIBS:VTX-214-001-103
 LIBS:VTX-214-002-103
 LIBS:2N7000
 LIBS:ESP8266-12E_ESP-12E
-LIBS:SFH620A-2
+LIBS:wemos_mini
 LIBS:single_pilot_wire-cache
 EELAYER 25 0
 EELAYER END
@@ -223,6 +223,187 @@ F 3 "" H 5050 5800 50  0000 C CNN
 	1    5050 5850
 	1    0    0    -1  
 $EndComp
+$Comp
+L +3.3V #PWR?
+U 1 1 5C373B66
+P 7050 2600
+F 0 "#PWR?" H 7050 2450 50  0001 C CNN
+F 1 "+3.3V" H 7050 2740 50  0000 C CNN
+F 2 "" H 7050 2600 50  0000 C CNN
+F 3 "" H 7050 2600 50  0000 C CNN
+	1    7050 2600
+	1    0    0    -1  
+$EndComp
+$Comp
+L GNDPWR #PWR?
+U 1 1 5C373BA4
+P 5100 3100
+F 0 "#PWR?" H 5100 2900 50  0001 C CNN
+F 1 "GNDPWR" H 5100 2970 50  0000 C CNN
+F 2 "" H 5100 3050 50  0000 C CNN
+F 3 "" H 5100 3050 50  0000 C CNN
+	1    5100 3100
+	1    0    0    -1  
+$EndComp
+$Comp
+L GNDPWR #PWR?
+U 1 1 5C373EB3
+P 1750 2400
+F 0 "#PWR?" H 1750 2200 50  0001 C CNN
+F 1 "GNDPWR" H 1750 2270 50  0000 C CNN
+F 2 "" H 1750 2350 50  0000 C CNN
+F 3 "" H 1750 2350 50  0000 C CNN
+	1    1750 2400
+	1    0    0    -1  
+$EndComp
+$Comp
+L Screw_Terminal_1x01 J2
+U 1 1 5C3886B8
+P 3200 1500
+F 0 "J2" H 3200 1650 50  0000 C TNN
+F 1 "pilot wire" V 3050 1500 50  0000 C TNN
+F 2 "" H 3200 1375 50  0001 C CNN
+F 3 "" H 3200 1400 50  0001 C CNN
+	1    3200 1500
+	-1   0    0    -1  
+$EndComp
+$Comp
+L R R?
+U 1 1 5C389F62
+P 3400 4500
+F 0 "R?" V 3480 4500 50  0000 C CNN
+F 1 "R" V 3400 4500 50  0000 C CNN
+F 2 "" V 3330 4500 50  0000 C CNN
+F 3 "" H 3400 4500 50  0000 C CNN
+	1    3400 4500
+	0    1    1    0   
+$EndComp
+$Comp
+L OPTO-TRANSISTOR U?
+U 1 1 5C38B2F2
+P 4150 4700
+F 0 "U?" H 3950 4900 50  0000 L CNN
+F 1 "OPTO-TRANSISTOR" H 3950 4500 50  0000 L CNN
+F 2 "" H 3950 4500 50  0000 L CIN
+F 3 "" H 4150 4700 50  0000 L CNN
+	1    4150 4700
+	1    0    0    -1  
+$EndComp
+$Comp
+L D_Zener D?
+U 1 1 5C3C7509
+P 3100 4650
+F 0 "D?" H 3100 4750 50  0000 C CNN
+F 1 "D_Zener" H 3100 4550 50  0000 C CNN
+F 2 "" H 3100 4650 50  0000 C CNN
+F 3 "" H 3100 4650 50  0000 C CNN
+	1    3100 4650
+	0    1    1    0   
+$EndComp
+$Comp
+L R R?
+U 1 1 5C3C7690
+P 2700 4500
+F 0 "R?" V 2780 4500 50  0000 C CNN
+F 1 "R" V 2700 4500 50  0000 C CNN
+F 2 "" V 2630 4500 50  0000 C CNN
+F 3 "" H 2700 4500 50  0000 C CNN
+	1    2700 4500
+	0    1    1    0   
+$EndComp
+$Comp
+L GNDPWR #PWR?
+U 1 1 5C3C7936
+P 4900 5150
+F 0 "#PWR?" H 4900 4950 50  0001 C CNN
+F 1 "GNDPWR" H 4900 5020 50  0000 C CNN
+F 2 "" H 4900 5100 50  0000 C CNN
+F 3 "" H 4900 5100 50  0000 C CNN
+	1    4900 5150
+	1    0    0    -1  
+$EndComp
+$Comp
+L R R?
+U 1 1 5C3C798E
+P 4900 4950
+F 0 "R?" V 4980 4950 50  0000 C CNN
+F 1 "R" V 4900 4950 50  0000 C CNN
+F 2 "" V 4830 4950 50  0000 C CNN
+F 3 "" H 4900 4950 50  0000 C CNN
+	1    4900 4950
+	1    0    0    -1  
+$EndComp
+$Comp
+L 2N7000 S?
+U 1 1 5C3C7B2D
+P 5300 4700
+F 0 "S?" H 5350 4800 50  0000 L BNN
+F 1 "2N7000" H 5300 4700 50  0001 L BNN
+F 2 "TO-92EXPANDED" H 5300 4700 50  0001 L BNN
+F 3 "None" H 5300 4700 50  0001 L BNN
+F 4 "STMicroelectronics" H 5300 4700 50  0001 L BNN "Champ4"
+F 5 "MOSFETs- Power and Small Signal 60V 200mA N-Channel No-Cancel/No-Return" H 5300 4700 50  0001 L BNN "Champ5"
+F 6 "TO-92 ON Semiconductor" H 5300 4700 50  0001 L BNN "Champ6"
+F 7 "Unavailable" H 5300 4700 50  0001 L BNN "Champ7"
+F 8 "2N7000" H 5300 4700 50  0001 L BNN "Champ8"
+	1    5300 4700
+	1    0    0    -1  
+$EndComp
+$Comp
+L GNDPWR #PWR?
+U 1 1 5C3C7BCC
+P 5300 4950
+F 0 "#PWR?" H 5300 4750 50  0001 C CNN
+F 1 "GNDPWR" H 5300 4820 50  0000 C CNN
+F 2 "" H 5300 4900 50  0000 C CNN
+F 3 "" H 5300 4900 50  0000 C CNN
+	1    5300 4950
+	1    0    0    -1  
+$EndComp
+$Comp
+L R R?
+U 1 1 5C3C7C3F
+P 5300 4300
+F 0 "R?" V 5380 4300 50  0000 C CNN
+F 1 "R" V 5300 4300 50  0000 C CNN
+F 2 "" V 5230 4300 50  0000 C CNN
+F 3 "" H 5300 4300 50  0000 C CNN
+	1    5300 4300
+	1    0    0    -1  
+$EndComp
+$Comp
+L +3.3V #PWR?
+U 1 1 5C3C7CA2
+P 5300 4100
+F 0 "#PWR?" H 5300 3950 50  0001 C CNN
+F 1 "+3.3V" H 5300 4240 50  0000 C CNN
+F 2 "" H 5300 4100 50  0000 C CNN
+F 3 "" H 5300 4100 50  0000 C CNN
+	1    5300 4100
+	1    0    0    -1  
+$EndComp
+$Comp
+L +3.3V #PWR?
+U 1 1 5C3C7F62
+P 4650 4500
+F 0 "#PWR?" H 4650 4350 50  0001 C CNN
+F 1 "+3.3V" H 4650 4640 50  0000 C CNN
+F 2 "" H 4650 4500 50  0000 C CNN
+F 3 "" H 4650 4500 50  0000 C CNN
+	1    4650 4500
+	1    0    0    -1  
+$EndComp
+$Comp
+L WeMos_mini U?
+U 1 1 5C3C8172
+P 6550 3350
+F 0 "U?" H 6550 3850 60  0000 C CNN
+F 1 "WeMos_mini" H 6550 2850 60  0000 C CNN
+F 2 "" H 7100 2650 60  0000 C CNN
+F 3 "" H 7100 2650 60  0000 C CNN
+	1    6550 3350
+	1    0    0    -1  
+$EndComp
 Connection ~ 4700 5550
 Connection ~ 4700 5850
 Wire Wire Line
@@ -263,60 +444,11 @@ Wire Wire Line
 	1550 5450 1550 5500
 Wire Wire Line
 	1900 5450 1900 5500
-$Comp
-L ESP8266-12E/ESP-12E U2
-U 1 1 5C373A9A
-P 6750 3100
-F 0 "U2" H 6249 3821 50  0000 L BNN
-F 1 "ESP8266-12E/ESP-12E" H 6250 2179 50  0000 L BNN
-F 2 "XCVR_ESP8266-12E/ESP-12E" H 6750 3100 50  0001 L BNN
-F 3 "ESP8266-12E/ESP-12E" H 6750 3100 50  0001 L BNN
-F 4 "Unavailable" H 6750 3100 50  0001 L BNN "Champ4"
-F 5 "None" H 6750 3100 50  0001 L BNN "Champ5"
-F 6 "None" H 6750 3100 50  0001 L BNN "Champ6"
-F 7 "AI-Thinker" H 6750 3100 50  0001 L BNN "Champ7"
-F 8 "This WiFi module has a 32-bit MCU micro and clock speeds supporting 80 MHz or 160 MHz. Supports the RTOS and integrated Wi-Fi MAC/BB/RF/PA/LNA, and has an on-board antenna." H 6750 3100 50  0001 L BNN "Champ8"
-	1    6750 3100
-	1    0    0    -1  
-$EndComp
-$Comp
-L +3.3V #PWR?
-U 1 1 5C373B66
-P 7450 2500
-F 0 "#PWR?" H 7450 2350 50  0001 C CNN
-F 1 "+3.3V" H 7450 2640 50  0000 C CNN
-F 2 "" H 7450 2500 50  0000 C CNN
-F 3 "" H 7450 2500 50  0000 C CNN
-	1    7450 2500
-	1    0    0    -1  
-$EndComp
-$Comp
-L GNDPWR #PWR?
-U 1 1 5C373BA4
-P 7450 3800
-F 0 "#PWR?" H 7450 3600 50  0001 C CNN
-F 1 "GNDPWR" H 7450 3670 50  0000 C CNN
-F 2 "" H 7450 3750 50  0000 C CNN
-F 3 "" H 7450 3750 50  0000 C CNN
-	1    7450 3800
-	1    0    0    -1  
-$EndComp
 Wire Wire Line
 	1000 2300 1000 3500
 Wire Wire Line
 	1000 2300 1550 2300
 Connection ~ 1400 2300
-$Comp
-L GNDPWR #PWR?
-U 1 1 5C373EB3
-P 1750 2400
-F 0 "#PWR?" H 1750 2200 50  0001 C CNN
-F 1 "GNDPWR" H 1750 2270 50  0000 C CNN
-F 2 "" H 1750 2350 50  0000 C CNN
-F 3 "" H 1750 2350 50  0000 C CNN
-	1    1750 2400
-	1    0    0    -1  
-$EndComp
 Wire Wire Line
 	1000 3500 6050 3500
 Wire Wire Line
@@ -332,49 +464,44 @@ Wire Wire Line
 Wire Wire Line
 	2900 1300 2600 1300
 Connection ~ 2350 5450
-$Comp
-L Screw_Terminal_1x01 J2
-U 1 1 5C3886B8
-P 3200 1500
-F 0 "J2" H 3200 1650 50  0000 C TNN
-F 1 "pilot wire" V 3050 1500 50  0000 C TNN
-F 2 "" H 3200 1375 50  0001 C CNN
-F 3 "" H 3200 1400 50  0001 C CNN
-	1    3200 1500
-	-1   0    0    -1  
-$EndComp
 Wire Wire Line
 	2600 1500 3000 1500
-$Comp
-L R R?
-U 1 1 5C389F62
-P 3200 4600
-F 0 "R?" V 3280 4600 50  0000 C CNN
-F 1 "R" V 3200 4600 50  0000 C CNN
-F 2 "" V 3130 4600 50  0000 C CNN
-F 3 "" H 3200 4600 50  0000 C CNN
-	1    3200 4600
-	0    1    1    0   
-$EndComp
-Wire Wire Line
-	3050 4600 2350 4600
-Connection ~ 2350 4600
-Wire Wire Line
-	3350 4600 3850 4600
 Wire Wire Line
 	3850 4800 2550 4800
 Wire Wire Line
 	2550 4800 2550 5850
 Connection ~ 2550 5850
-$Comp
-L OPTO-TRANSISTOR U?
-U 1 1 5C38B2F2
-P 4150 4700
-F 0 "U?" H 3950 4900 50  0000 L CNN
-F 1 "OPTO-TRANSISTOR" H 3950 4500 50  0000 L CNN
-F 2 "" H 3950 4500 50  0000 L CIN
-F 3 "" H 4150 4700 50  0000 L CNN
-	1    4150 4700
-	1    0    0    -1  
-$EndComp
+Wire Wire Line
+	2850 4500 3250 4500
+Connection ~ 3100 4500
+Wire Wire Line
+	3550 4500 3850 4500
+Wire Wire Line
+	3850 4500 3850 4600
+Wire Wire Line
+	2550 4500 2350 4500
+Connection ~ 2350 4500
+Wire Wire Line
+	4450 4800 5100 4800
+Connection ~ 4900 4800
+Wire Wire Line
+	5300 4950 5300 4900
+Wire Wire Line
+	5300 4500 5300 4450
+Wire Wire Line
+	5300 4150 5300 4100
+Wire Wire Line
+	4450 4700 4650 4700
+Wire Wire Line
+	4650 4700 4650 4500
+Wire Wire Line
+	5300 4500 7950 4500
+Wire Wire Line
+	7950 4500 7950 3500
+Wire Wire Line
+	7950 3500 7050 3500
+Wire Wire Line
+	7050 3000 7050 2600
+Wire Wire Line
+	6050 3100 5100 3100
 $EndSCHEMATC