diff --git a/sonoff/_changelog.ino b/sonoff/_changelog.ino
index b02834394..85951dbae 100644
--- a/sonoff/_changelog.ino
+++ b/sonoff/_changelog.ino
@@ -1,5 +1,6 @@
 /* 6.2.1.18 20181019
  * Add more API callbacks and document API.md
+ * Add support for La Crosse TX20 Anemometer (#2654, #3146)
  *
  * 6.2.1.17 20181017
  * Enable updated non-blocking PubSubClient as default MQTT client
diff --git a/sonoff/language/bg-BG.h b/sonoff/language/bg-BG.h
index c485b79ff..689707bbd 100644
--- a/sonoff/language/bg-BG.h
+++ b/sonoff/language/bg-BG.h
@@ -462,6 +462,16 @@
 #define D_HX_CAL_DONE "Calibrated"
 #define D_HX_CAL_FAIL "Calibration failed"
 
+//xsns_35_tx20.ino
+#define D_TX20_WIND_DIRECTION "Wind Direction"
+#define D_TX20_WIND_SPEED "Wind Speed"
+#define D_TX20_WIND_SPEED_AVG "Wind Speed Avg"
+#define D_TX20_WIND_SPEED_MAX "Wind Speed Max"
+#define D_TX20_NORTH "N"
+#define D_TX20_EAST "E"
+#define D_TX20_SOUTH "S"
+#define D_TX20_WEST "W"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "Няма"
 #define D_SENSOR_DHT11    "DHT11"
@@ -507,6 +517,8 @@
 #define D_SENSOR_TM1638_STB "TM16 STB"
 #define D_SENSOR_HX711_SCK "HX711 SCK"
 #define D_SENSOR_HX711_DAT "HX711 DAT"
+#define D_SENSOR_TX20_TX "TX20"
+#define D_SENSOR_TX20_TX "TX20"
 
 // Units
 #define D_UNIT_AMPERE "A"
@@ -515,6 +527,7 @@
 #define D_UNIT_HOUR "h"
 #define D_UNIT_KILOGRAM "kg"
 #define D_UNIT_INCREMENTS "inc"
+#define D_UNIT_KILOMETER_PER_HOUR "kmph"  // or "km/h"
 #define D_UNIT_KILOOHM "kΩ"
 #define D_UNIT_KILOWATTHOUR "kWh"
 #define D_UNIT_LUX "lx"
diff --git a/sonoff/language/cs-CZ.h b/sonoff/language/cs-CZ.h
index ab548ad70..a2978747c 100644
--- a/sonoff/language/cs-CZ.h
+++ b/sonoff/language/cs-CZ.h
@@ -462,6 +462,16 @@
 #define D_HX_CAL_DONE "Zkalibrováno"
 #define D_HX_CAL_FAIL "Chyba kalibrace"
 
+//xsns_35_tx20.ino
+#define D_TX20_WIND_DIRECTION "Wind Direction"
+#define D_TX20_WIND_SPEED "Wind Speed"
+#define D_TX20_WIND_SPEED_AVG "Wind Speed Avg"
+#define D_TX20_WIND_SPEED_MAX "Wind Speed Max"
+#define D_TX20_NORTH "N"
+#define D_TX20_EAST "E"
+#define D_TX20_SOUTH "S"
+#define D_TX20_WEST "W"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "Není"
 #define D_SENSOR_DHT11    "DHT11"
@@ -515,6 +525,7 @@
 #define D_UNIT_HOUR "hod"
 #define D_UNIT_KILOGRAM "kg"
 #define D_UNIT_INCREMENTS "inc"
+#define D_UNIT_KILOMETER_PER_HOUR "kmph"  // or "km/h"
 #define D_UNIT_KILOOHM "kOhm"
 #define D_UNIT_KILOWATTHOUR "kWh"
 #define D_UNIT_LUX "lx"
diff --git a/sonoff/language/de-DE.h b/sonoff/language/de-DE.h
index 19cbff44b..91d99374d 100644
--- a/sonoff/language/de-DE.h
+++ b/sonoff/language/de-DE.h
@@ -462,6 +462,16 @@
 #define D_HX_CAL_DONE "kalibriert"
 #define D_HX_CAL_FAIL "Kalibrierung fehlgeschlagen"
 
+//xsns_35_tx20.ino
+#define D_TX20_WIND_DIRECTION "Wind Direction"
+#define D_TX20_WIND_SPEED "Wind Speed"
+#define D_TX20_WIND_SPEED_AVG "Wind Speed Avg"
+#define D_TX20_WIND_SPEED_MAX "Wind Speed Max"
+#define D_TX20_NORTH "N"
+#define D_TX20_EAST "E"
+#define D_TX20_SOUTH "S"
+#define D_TX20_WEST "W"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "None"
 #define D_SENSOR_DHT11    "DHT11"
@@ -507,6 +517,7 @@
 #define D_SENSOR_TM1638_STB "TM16 STB"
 #define D_SENSOR_HX711_SCK "HX711 SCK"
 #define D_SENSOR_HX711_DAT "HX711 DAT"
+#define D_SENSOR_TX20_TX "TX20"
 
 // Units
 #define D_UNIT_AMPERE "A"
@@ -515,6 +526,7 @@
 #define D_UNIT_HOUR "h"
 #define D_UNIT_INCREMENTS "inc"
 #define D_UNIT_KILOGRAM "kg"
+#define D_UNIT_KILOMETER_PER_HOUR "kmph"  // or "km/h"
 #define D_UNIT_KILOOHM "kOhm"
 #define D_UNIT_KILOWATTHOUR "kWh"
 #define D_UNIT_LUX "lx"
diff --git a/sonoff/language/el-GR.h b/sonoff/language/el-GR.h
index c0873dd07..bdc4313de 100644
--- a/sonoff/language/el-GR.h
+++ b/sonoff/language/el-GR.h
@@ -462,6 +462,16 @@
 #define D_HX_CAL_DONE "Calibrated"
 #define D_HX_CAL_FAIL "Calibration failed"
 
+//xsns_35_tx20.ino
+#define D_TX20_WIND_DIRECTION "Wind Direction"
+#define D_TX20_WIND_SPEED "Wind Speed"
+#define D_TX20_WIND_SPEED_AVG "Wind Speed Avg"
+#define D_TX20_WIND_SPEED_MAX "Wind Speed Max"
+#define D_TX20_NORTH "N"
+#define D_TX20_EAST "E"
+#define D_TX20_SOUTH "S"
+#define D_TX20_WEST "W"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "Κανένας"
 #define D_SENSOR_DHT11    "DHT11"
@@ -507,6 +517,7 @@
 #define D_SENSOR_TM1638_STB "TM16 STB"
 #define D_SENSOR_HX711_SCK "HX711 SCK"
 #define D_SENSOR_HX711_DAT "HX711 DAT"
+#define D_SENSOR_TX20_TX "TX20"
 
 // Units
 #define D_UNIT_AMPERE "A"
@@ -515,6 +526,7 @@
 #define D_UNIT_HOUR "Hr"
 #define D_UNIT_INCREMENTS "inc"
 #define D_UNIT_KILOGRAM "kg"
+#define D_UNIT_KILOMETER_PER_HOUR "kmph"  // or "km/h"
 #define D_UNIT_KILOOHM "kOhm"
 #define D_UNIT_KILOWATTHOUR "kWh"
 #define D_UNIT_LUX "lx"
diff --git a/sonoff/language/en-GB.h b/sonoff/language/en-GB.h
index eed796889..d93e1f237 100644
--- a/sonoff/language/en-GB.h
+++ b/sonoff/language/en-GB.h
@@ -462,6 +462,16 @@
 #define D_HX_CAL_DONE "Calibrated"
 #define D_HX_CAL_FAIL "Calibration failed"
 
+//xsns_35_tx20.ino
+#define D_TX20_WIND_DIRECTION "Wind Direction"
+#define D_TX20_WIND_SPEED "Wind Speed"
+#define D_TX20_WIND_SPEED_AVG "Wind Speed Avg"
+#define D_TX20_WIND_SPEED_MAX "Wind Speed Max"
+#define D_TX20_NORTH "N"
+#define D_TX20_EAST "E"
+#define D_TX20_SOUTH "S"
+#define D_TX20_WEST "W"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "None"
 #define D_SENSOR_DHT11    "DHT11"
@@ -507,6 +517,7 @@
 #define D_SENSOR_TM1638_STB "TM16 STB"
 #define D_SENSOR_HX711_SCK "HX711 SCK"
 #define D_SENSOR_HX711_DAT "HX711 DAT"
+#define D_SENSOR_TX20_TX "TX20"
 
 // Units
 #define D_UNIT_AMPERE "A"
@@ -515,6 +526,7 @@
 #define D_UNIT_HOUR "Hr"
 #define D_UNIT_INCREMENTS "inc"
 #define D_UNIT_KILOGRAM "kg"
+#define D_UNIT_KILOMETER_PER_HOUR "kmph"  // or "km/h"
 #define D_UNIT_KILOOHM "kOhm"
 #define D_UNIT_KILOWATTHOUR "kWh"
 #define D_UNIT_LUX "lx"
diff --git a/sonoff/language/es-AR.h b/sonoff/language/es-AR.h
index cf34dbce9..b1c608a63 100644
--- a/sonoff/language/es-AR.h
+++ b/sonoff/language/es-AR.h
@@ -462,6 +462,16 @@
 #define D_HX_CAL_DONE "Calibrado"
 #define D_HX_CAL_FAIL "Falló Calibración"
 
+//xsns_35_tx20.ino
+#define D_TX20_WIND_DIRECTION "Wind Direction"
+#define D_TX20_WIND_SPEED "Wind Speed"
+#define D_TX20_WIND_SPEED_AVG "Wind Speed Avg"
+#define D_TX20_WIND_SPEED_MAX "Wind Speed Max"
+#define D_TX20_NORTH "N"
+#define D_TX20_EAST "E"
+#define D_TX20_SOUTH "S"
+#define D_TX20_WEST "W"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "Ninguno"
 #define D_SENSOR_DHT11    "DHT11"
@@ -507,6 +517,7 @@
 #define D_SENSOR_TM1638_STB "TM16 STB"
 #define D_SENSOR_HX711_SCK "HX711 SCK"
 #define D_SENSOR_HX711_DAT "HX711 DAT"
+#define D_SENSOR_TX20_TX "TX20"
 
 // Units
 #define D_UNIT_AMPERE "A"
@@ -515,6 +526,7 @@
 #define D_UNIT_HOUR "Hr"
 #define D_UNIT_INCREMENTS "inc"
 #define D_UNIT_KILOGRAM "kg"
+#define D_UNIT_KILOMETER_PER_HOUR "kmph"  // or "km/h"
 #define D_UNIT_KILOOHM "kOhm"
 #define D_UNIT_KILOWATTHOUR "kWh"
 #define D_UNIT_LUX "lx"
diff --git a/sonoff/language/fr-FR.h b/sonoff/language/fr-FR.h
index b70cbbb8b..5fb4b50b7 100644
--- a/sonoff/language/fr-FR.h
+++ b/sonoff/language/fr-FR.h
@@ -462,6 +462,16 @@
 #define D_HX_CAL_DONE "Calibrated"
 #define D_HX_CAL_FAIL "Calibration failed"
 
+//xsns_35_tx20.ino
+#define D_TX20_WIND_DIRECTION "Wind Direction"
+#define D_TX20_WIND_SPEED "Wind Speed"
+#define D_TX20_WIND_SPEED_AVG "Wind Speed Avg"
+#define D_TX20_WIND_SPEED_MAX "Wind Speed Max"
+#define D_TX20_NORTH "N"
+#define D_TX20_EAST "E"
+#define D_TX20_SOUTH "S"
+#define D_TX20_WEST "W"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "Aucun"
 #define D_SENSOR_DHT11    "DHT11"
@@ -507,6 +517,7 @@
 #define D_SENSOR_TM1638_STB "TM16 STB"
 #define D_SENSOR_HX711_SCK "HX711 SCK"
 #define D_SENSOR_HX711_DAT "HX711 DAT"
+#define D_SENSOR_TX20_TX "TX20"
 
 // Units
 #define D_UNIT_AMPERE "A"
@@ -515,6 +526,7 @@
 #define D_UNIT_HOUR "h"
 #define D_UNIT_INCREMENTS "inc"
 #define D_UNIT_KILOGRAM "kg"
+#define D_UNIT_KILOMETER_PER_HOUR "kmph"  // or "km/h"
 #define D_UNIT_KILOOHM "kΩ"
 #define D_UNIT_KILOWATTHOUR "kWh"
 #define D_UNIT_LUX "lx"
diff --git a/sonoff/language/he-HE.h b/sonoff/language/he-HE.h
index 736ea89aa..f4ed8fffb 100644
--- a/sonoff/language/he-HE.h
+++ b/sonoff/language/he-HE.h
@@ -462,6 +462,16 @@
 #define D_HX_CAL_DONE "Calibrated"
 #define D_HX_CAL_FAIL "Calibration failed"
 
+//xsns_35_tx20.ino
+#define D_TX20_WIND_DIRECTION "Wind Direction"
+#define D_TX20_WIND_SPEED "Wind Speed"
+#define D_TX20_WIND_SPEED_AVG "Wind Speed Avg"
+#define D_TX20_WIND_SPEED_MAX "Wind Speed Max"
+#define D_TX20_NORTH "N"
+#define D_TX20_EAST "E"
+#define D_TX20_SOUTH "S"
+#define D_TX20_WEST "W"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "None"
 #define D_SENSOR_DHT11    "DHT11"
@@ -507,6 +517,7 @@
 #define D_SENSOR_TM1638_STB "TM16 STB"
 #define D_SENSOR_HX711_SCK "HX711 SCK"
 #define D_SENSOR_HX711_DAT "HX711 DAT"
+#define D_SENSOR_TX20_TX "TX20"
 
 // Units
 #define D_UNIT_AMPERE "A"
@@ -515,6 +526,7 @@
 #define D_UNIT_HOUR "Hr"
 #define D_UNIT_INCREMENTS "inc"
 #define D_UNIT_KILOGRAM "kg"
+#define D_UNIT_KILOMETER_PER_HOUR "kmph"  // or "km/h"
 #define D_UNIT_KILOOHM "kOhm"
 #define D_UNIT_KILOWATTHOUR "kWh"
 #define D_UNIT_LUX "lx"
diff --git a/sonoff/language/hu-HU.h b/sonoff/language/hu-HU.h
index b33e4cc41..a5376c5e2 100644
--- a/sonoff/language/hu-HU.h
+++ b/sonoff/language/hu-HU.h
@@ -462,6 +462,16 @@
 #define D_HX_CAL_DONE "Calibrated"
 #define D_HX_CAL_FAIL "Calibration failed"
 
+//xsns_35_tx20.ino
+#define D_TX20_WIND_DIRECTION "Wind Direction"
+#define D_TX20_WIND_SPEED "Wind Speed"
+#define D_TX20_WIND_SPEED_AVG "Wind Speed Avg"
+#define D_TX20_WIND_SPEED_MAX "Wind Speed Max"
+#define D_TX20_NORTH "N"
+#define D_TX20_EAST "E"
+#define D_TX20_SOUTH "S"
+#define D_TX20_WEST "W"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "Nincs"
 #define D_SENSOR_DHT11    "DHT11"
@@ -507,6 +517,7 @@
 #define D_SENSOR_TM1638_STB "TM16 STB"
 #define D_SENSOR_HX711_SCK "HX711 SCK"
 #define D_SENSOR_HX711_DAT "HX711 DAT"
+#define D_SENSOR_TX20_TX "TX20"
 
 // Units
 #define D_UNIT_AMPERE "A"
@@ -515,6 +526,7 @@
 #define D_UNIT_HOUR "ó"
 #define D_UNIT_INCREMENTS "inc"
 #define D_UNIT_KILOGRAM "kg"
+#define D_UNIT_KILOMETER_PER_HOUR "kmph"  // or "km/h"
 #define D_UNIT_KILOOHM "kOhm"
 #define D_UNIT_KILOWATTHOUR "kWh"
 #define D_UNIT_LUX "lx"
diff --git a/sonoff/language/it-IT.h b/sonoff/language/it-IT.h
index e819c8558..009fd6ebc 100644
--- a/sonoff/language/it-IT.h
+++ b/sonoff/language/it-IT.h
@@ -462,6 +462,16 @@
 #define D_HX_CAL_DONE "Calibrated"
 #define D_HX_CAL_FAIL "Calibration failed"
 
+//xsns_35_tx20.ino
+#define D_TX20_WIND_DIRECTION "Wind Direction"
+#define D_TX20_WIND_SPEED "Wind Speed"
+#define D_TX20_WIND_SPEED_AVG "Wind Speed Avg"
+#define D_TX20_WIND_SPEED_MAX "Wind Speed Max"
+#define D_TX20_NORTH "N"
+#define D_TX20_EAST "E"
+#define D_TX20_SOUTH "S"
+#define D_TX20_WEST "W"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "Nessuno"
 #define D_SENSOR_DHT11    "DHT11"
@@ -507,6 +517,7 @@
 #define D_SENSOR_TM1638_STB "TM16 STB"
 #define D_SENSOR_HX711_SCK "HX711 SCK"
 #define D_SENSOR_HX711_DAT "HX711 DAT"
+#define D_SENSOR_TX20_TX "TX20"
 
 // Units
 #define D_UNIT_AMPERE "A"
@@ -515,6 +526,7 @@
 #define D_UNIT_HOUR "Hr"
 #define D_UNIT_INCREMENTS "inc"
 #define D_UNIT_KILOGRAM "kg"
+#define D_UNIT_KILOMETER_PER_HOUR "kmph"  // or "km/h"
 #define D_UNIT_KILOOHM "kOhm"
 #define D_UNIT_KILOWATTHOUR "kWh"
 #define D_UNIT_LUX "lx"
diff --git a/sonoff/language/nl-NL.h b/sonoff/language/nl-NL.h
index eef55f90a..ca40e56fe 100644
--- a/sonoff/language/nl-NL.h
+++ b/sonoff/language/nl-NL.h
@@ -462,6 +462,16 @@
 #define D_HX_CAL_DONE "Ge-ijkt"
 #define D_HX_CAL_FAIL "Ijken is mislukt"
 
+//xsns_35_tx20.ino
+#define D_TX20_WIND_DIRECTION "Windrichting"
+#define D_TX20_WIND_SPEED "Windsnelheid"
+#define D_TX20_WIND_SPEED_AVG "Windsnelheid gemiddeld"
+#define D_TX20_WIND_SPEED_MAX "Windsnelhied maximaal"
+#define D_TX20_NORTH "N"
+#define D_TX20_EAST "E"
+#define D_TX20_SOUTH "S"
+#define D_TX20_WEST "W"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "Geen"
 #define D_SENSOR_DHT11    "DHT11"
@@ -507,6 +517,7 @@
 #define D_SENSOR_TM1638_STB "TM16 STB"
 #define D_SENSOR_HX711_SCK "HX711 SCK"
 #define D_SENSOR_HX711_DAT "HX711 DAT"
+#define D_SENSOR_TX20_TX "TX20"
 
 // Units
 #define D_UNIT_AMPERE "A"
@@ -515,6 +526,7 @@
 #define D_UNIT_HOUR "h"
 #define D_UNIT_INCREMENTS "inc"
 #define D_UNIT_KILOGRAM "kg"
+#define D_UNIT_KILOMETER_PER_HOUR "kmph"  // or "km/h"
 #define D_UNIT_KILOOHM "kOhm"
 #define D_UNIT_KILOWATTHOUR "kWh"
 #define D_UNIT_LUX "lx"
diff --git a/sonoff/language/pl-PL.h b/sonoff/language/pl-PL.h
index a99b9e972..73b71d475 100644
--- a/sonoff/language/pl-PL.h
+++ b/sonoff/language/pl-PL.h
@@ -462,6 +462,16 @@
 #define D_HX_CAL_DONE "Calibrated"
 #define D_HX_CAL_FAIL "Calibration failed"
 
+//xsns_35_tx20.ino
+#define D_TX20_WIND_DIRECTION "Wind Direction"
+#define D_TX20_WIND_SPEED "Wind Speed"
+#define D_TX20_WIND_SPEED_AVG "Wind Speed Avg"
+#define D_TX20_WIND_SPEED_MAX "Wind Speed Max"
+#define D_TX20_NORTH "N"
+#define D_TX20_EAST "E"
+#define D_TX20_SOUTH "S"
+#define D_TX20_WEST "W"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "Brak"
 #define D_SENSOR_DHT11    "DHT11"
@@ -507,6 +517,7 @@
 #define D_SENSOR_TM1638_STB "TM16 STB"
 #define D_SENSOR_HX711_SCK "HX711 SCK"
 #define D_SENSOR_HX711_DAT "HX711 DAT"
+#define D_SENSOR_TX20_TX "TX20"
 
 // Units
 #define D_UNIT_AMPERE "A"
@@ -515,6 +526,7 @@
 #define D_UNIT_HOUR "Godz"
 #define D_UNIT_INCREMENTS "inc"
 #define D_UNIT_KILOGRAM "kg"
+#define D_UNIT_KILOMETER_PER_HOUR "kmph"  // or "km/h"
 #define D_UNIT_KILOOHM "kOhm"
 #define D_UNIT_KILOWATTHOUR "kWh"
 #define D_UNIT_LUX "lx"
diff --git a/sonoff/language/pt-BR.h b/sonoff/language/pt-BR.h
index fa8caec36..3831a9399 100644
--- a/sonoff/language/pt-BR.h
+++ b/sonoff/language/pt-BR.h
@@ -462,6 +462,16 @@
 #define D_HX_CAL_DONE "Calibrated"
 #define D_HX_CAL_FAIL "Calibration failed"
 
+//xsns_35_tx20.ino
+#define D_TX20_WIND_DIRECTION "Wind Direction"
+#define D_TX20_WIND_SPEED "Wind Speed"
+#define D_TX20_WIND_SPEED_AVG "Wind Speed Avg"
+#define D_TX20_WIND_SPEED_MAX "Wind Speed Max"
+#define D_TX20_NORTH "N"
+#define D_TX20_EAST "E"
+#define D_TX20_SOUTH "S"
+#define D_TX20_WEST "W"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "Nenhum"
 #define D_SENSOR_DHT11    "DHT11"
@@ -507,6 +517,7 @@
 #define D_SENSOR_TM1638_STB "TM16 STB"
 #define D_SENSOR_HX711_SCK "HX711 SCK"
 #define D_SENSOR_HX711_DAT "HX711 DAT"
+#define D_SENSOR_TX20_TX "TX20"
 
 // Units
 #define D_UNIT_AMPERE "A"
@@ -515,6 +526,7 @@
 #define D_UNIT_HOUR "H"
 #define D_UNIT_INCREMENTS "inc"
 #define D_UNIT_KILOGRAM "kg"
+#define D_UNIT_KILOMETER_PER_HOUR "kmph"  // or "km/h"
 #define D_UNIT_KILOOHM "kOhm"
 #define D_UNIT_KILOWATTHOUR "kWh"
 #define D_UNIT_LUX "lx"
diff --git a/sonoff/language/pt-PT.h b/sonoff/language/pt-PT.h
index ae2ee4316..abf47783c 100644
--- a/sonoff/language/pt-PT.h
+++ b/sonoff/language/pt-PT.h
@@ -462,6 +462,16 @@
 #define D_HX_CAL_DONE "Calibrated"
 #define D_HX_CAL_FAIL "Calibration failed"
 
+//xsns_35_tx20.ino
+#define D_TX20_WIND_DIRECTION "Wind Direction"
+#define D_TX20_WIND_SPEED "Wind Speed"
+#define D_TX20_WIND_SPEED_AVG "Wind Speed Avg"
+#define D_TX20_WIND_SPEED_MAX "Wind Speed Max"
+#define D_TX20_NORTH "N"
+#define D_TX20_EAST "E"
+#define D_TX20_SOUTH "S"
+#define D_TX20_WEST "W"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "Nenhum"
 #define D_SENSOR_DHT11    "DHT11"
@@ -507,6 +517,7 @@
 #define D_SENSOR_TM1638_STB "TM16 STB"
 #define D_SENSOR_HX711_SCK "HX711 SCK"
 #define D_SENSOR_HX711_DAT "HX711 DAT"
+#define D_SENSOR_TX20_TX "TX20"
 
 // Units
 #define D_UNIT_AMPERE "A"
@@ -515,6 +526,7 @@
 #define D_UNIT_HOUR "Hr"
 #define D_UNIT_INCREMENTS "inc"
 #define D_UNIT_KILOGRAM "kg"
+#define D_UNIT_KILOMETER_PER_HOUR "kmph"  // or "km/h"
 #define D_UNIT_KILOOHM "kOhm"
 #define D_UNIT_KILOWATTHOUR "kWh"
 #define D_UNIT_LUX "lx"
diff --git a/sonoff/language/ru-RU.h b/sonoff/language/ru-RU.h
index 61c2c2f08..22cf17b5d 100644
--- a/sonoff/language/ru-RU.h
+++ b/sonoff/language/ru-RU.h
@@ -462,6 +462,16 @@
 #define D_HX_CAL_DONE "Calibrated"
 #define D_HX_CAL_FAIL "Calibration failed"
 
+//xsns_35_tx20.ino
+#define D_TX20_WIND_DIRECTION "Wind Direction"
+#define D_TX20_WIND_SPEED "Wind Speed"
+#define D_TX20_WIND_SPEED_AVG "Wind Speed Avg"
+#define D_TX20_WIND_SPEED_MAX "Wind Speed Max"
+#define D_TX20_NORTH "N"
+#define D_TX20_EAST "E"
+#define D_TX20_SOUTH "S"
+#define D_TX20_WEST "W"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "-нет-"
 #define D_SENSOR_DHT11    "DHT11"
@@ -507,6 +517,7 @@
 #define D_SENSOR_TM1638_STB "TM16 STB"
 #define D_SENSOR_HX711_SCK "HX711 SCK"
 #define D_SENSOR_HX711_DAT "HX711 DAT"
+#define D_SENSOR_TX20_TX "TX20"
 
 // Units
 #define D_UNIT_AMPERE "А"
@@ -515,6 +526,7 @@
 #define D_UNIT_HOUR "Ч"
 #define D_UNIT_INCREMENTS "inc"
 #define D_UNIT_KILOGRAM "kg"
+#define D_UNIT_KILOMETER_PER_HOUR "kmph"  // or "km/h"
 #define D_UNIT_KILOOHM "кОм"
 #define D_UNIT_KILOWATTHOUR "кВт"
 #define D_UNIT_LUX "лк"
diff --git a/sonoff/language/tr-TR.h b/sonoff/language/tr-TR.h
index 1f542af3b..9d0d3fe6a 100755
--- a/sonoff/language/tr-TR.h
+++ b/sonoff/language/tr-TR.h
@@ -462,6 +462,16 @@
 #define D_HX_CAL_DONE "Calibrated"
 #define D_HX_CAL_FAIL "Calibration failed"
 
+//xsns_35_tx20.ino
+#define D_TX20_WIND_DIRECTION "Wind Direction"
+#define D_TX20_WIND_SPEED "Wind Speed"
+#define D_TX20_WIND_SPEED_AVG "Wind Speed Avg"
+#define D_TX20_WIND_SPEED_MAX "Wind Speed Max"
+#define D_TX20_NORTH "N"
+#define D_TX20_EAST "E"
+#define D_TX20_SOUTH "S"
+#define D_TX20_WEST "W"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "None"
 #define D_SENSOR_DHT11    "DHT11"
@@ -507,6 +517,7 @@
 #define D_SENSOR_TM1638_STB "TM16 STB"
 #define D_SENSOR_HX711_SCK "HX711 SCK"
 #define D_SENSOR_HX711_DAT "HX711 DAT"
+#define D_SENSOR_TX20_TX "TX20"
 
 // Units
 #define D_UNIT_AMPERE "A"
@@ -514,6 +525,7 @@
 #define D_UNIT_HOUR "Hr"
 #define D_UNIT_INCREMENTS "inc"
 #define D_UNIT_KILOGRAM "kg"
+#define D_UNIT_KILOMETER_PER_HOUR "kmph"  // or "km/h"
 #define D_UNIT_KILOOHM "kOhm"
 #define D_UNIT_KILOWATTHOUR "kWh"
 #define D_UNIT_LUX "lx"
diff --git a/sonoff/language/uk-UK.h b/sonoff/language/uk-UK.h
index 1b075a4b6..5976f1628 100644
--- a/sonoff/language/uk-UK.h
+++ b/sonoff/language/uk-UK.h
@@ -462,6 +462,16 @@
 #define D_HX_CAL_DONE "Calibrated"
 #define D_HX_CAL_FAIL "Calibration failed"
 
+//xsns_35_tx20.ino
+#define D_TX20_WIND_DIRECTION "Wind Direction"
+#define D_TX20_WIND_SPEED "Wind Speed"
+#define D_TX20_WIND_SPEED_AVG "Wind Speed Avg"
+#define D_TX20_WIND_SPEED_MAX "Wind Speed Max"
+#define D_TX20_NORTH "N"
+#define D_TX20_EAST "E"
+#define D_TX20_SOUTH "S"
+#define D_TX20_WEST "W"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "-відсутньо-"
 #define D_SENSOR_DHT11    "DHT11"
@@ -507,6 +517,7 @@
 #define D_SENSOR_TM1638_STB "TM16 STB"
 #define D_SENSOR_HX711_SCK "HX711 SCK"
 #define D_SENSOR_HX711_DAT "HX711 DAT"
+#define D_SENSOR_TX20_TX "TX20"
 
 // Units
 #define D_UNIT_AMPERE "А"
@@ -515,6 +526,7 @@
 #define D_UNIT_HOUR "Г"
 #define D_UNIT_INCREMENTS "inc"
 #define D_UNIT_KILOGRAM "kg"
+#define D_UNIT_KILOMETER_PER_HOUR "kmph"  // or "km/h"
 #define D_UNIT_KILOOHM "кОм"
 #define D_UNIT_KILOWATTHOUR "кВт"
 #define D_UNIT_LUX "лк"
diff --git a/sonoff/language/zh-CN.h b/sonoff/language/zh-CN.h
index 63f687f3e..e24ae4a0d 100644
--- a/sonoff/language/zh-CN.h
+++ b/sonoff/language/zh-CN.h
@@ -462,6 +462,16 @@
 #define D_HX_CAL_DONE "Calibrated"
 #define D_HX_CAL_FAIL "Calibration failed"
 
+//xsns_35_tx20.ino
+#define D_TX20_WIND_DIRECTION "Wind Direction"
+#define D_TX20_WIND_SPEED "Wind Speed"
+#define D_TX20_WIND_SPEED_AVG "Wind Speed Avg"
+#define D_TX20_WIND_SPEED_MAX "Wind Speed Max"
+#define D_TX20_NORTH "N"
+#define D_TX20_EAST "E"
+#define D_TX20_SOUTH "S"
+#define D_TX20_WEST "W"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "无"
 #define D_SENSOR_DHT11    "DHT11"
@@ -507,6 +517,7 @@
 #define D_SENSOR_TM1638_STB "TM16 STB"
 #define D_SENSOR_HX711_SCK "HX711 SCK"
 #define D_SENSOR_HX711_DAT "HX711 DAT"
+#define D_SENSOR_TX20_TX "TX20"
 
 // Units
 #define D_UNIT_AMPERE "安"
@@ -514,6 +525,7 @@
 #define D_UNIT_HOUR "时"
 #define D_UNIT_INCREMENTS "inc"
 #define D_UNIT_KILOGRAM "kg"
+#define D_UNIT_KILOMETER_PER_HOUR "kmph"  // or "km/h"
 #define D_UNIT_KILOOHM "千欧"
 #define D_UNIT_KILOWATTHOUR "千瓦时"
 #define D_UNIT_LUX "勒克斯"
diff --git a/sonoff/language/zh-TW.h b/sonoff/language/zh-TW.h
index 89222d077..52376aa49 100644
--- a/sonoff/language/zh-TW.h
+++ b/sonoff/language/zh-TW.h
@@ -462,6 +462,16 @@
 #define D_HX_CAL_DONE "Calibrated"
 #define D_HX_CAL_FAIL "Calibration failed"
 
+//xsns_35_tx20.ino
+#define D_TX20_WIND_DIRECTION "Wind Direction"
+#define D_TX20_WIND_SPEED "Wind Speed"
+#define D_TX20_WIND_SPEED_AVG "Wind Speed Avg"
+#define D_TX20_WIND_SPEED_MAX "Wind Speed Max"
+#define D_TX20_NORTH "N"
+#define D_TX20_EAST "E"
+#define D_TX20_SOUTH "S"
+#define D_TX20_WEST "W"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "None"
 #define D_SENSOR_DHT11    "DHT11"
@@ -507,6 +517,7 @@
 #define D_SENSOR_TM1638_STB "TM16 STB"
 #define D_SENSOR_HX711_SCK "HX711 SCK"
 #define D_SENSOR_HX711_DAT "HX711 DAT"
+#define D_SENSOR_TX20_TX "TX20"
 
 // Units
 #define D_UNIT_AMPERE "安"
@@ -515,6 +526,7 @@
 #define D_UNIT_HOUR "時"
 #define D_UNIT_INCREMENTS "inc"
 #define D_UNIT_KILOGRAM "kg"
+#define D_UNIT_KILOMETER_PER_HOUR "kmph"  // or "km/h"
 #define D_UNIT_KILOOHM "千歐"
 #define D_UNIT_KILOWATTHOUR "千瓦時"
 #define D_UNIT_LUX "勒克斯"
diff --git a/sonoff/sonoff_template.h b/sonoff/sonoff_template.h
index 77f931610..0f962bfbd 100644
--- a/sonoff/sonoff_template.h
+++ b/sonoff/sonoff_template.h
@@ -128,6 +128,7 @@ enum UserSelectablePins {
   GPIO_SDS0X1_TX,      // Nova Fitness SDS011 Serial interface
   GPIO_HX711_SCK,      // HX711 Load Cell clock
   GPIO_HX711_DAT,      // HX711 Load Cell data
+  GPIO_TX20_TXD_BLACK,  // TX20 Transmission Pin
   GPIO_SENSOR_END };
 
 // Programmer selectable GPIO functionality offset by user selectable GPIOs
@@ -182,7 +183,8 @@ const char kSensorNames[] PROGMEM =
   D_SENSOR_COUNTER "1n|" D_SENSOR_COUNTER "2n|" D_SENSOR_COUNTER "3n|" D_SENSOR_COUNTER "4n|"
   D_SENSOR_PZEM016_RX "|" D_SENSOR_PZEM017_RX "|"
   D_SENSOR_DFR562 "|" D_SENSOR_SDS0X1_TX "|"
-  D_SENSOR_HX711_SCK "|" D_SENSOR_HX711_DAT;
+  D_SENSOR_HX711_SCK "|" D_SENSOR_HX711_DAT "|"
+  D_SENSOR_TX20_TX;
 
 /********************************************************************************************/
 
@@ -363,6 +365,7 @@ const uint8_t kGpioNiceList[GPIO_SENSOR_END] PROGMEM = {
   GPIO_SDM630_TX,      // SDM630 Serial interface
   GPIO_SDM630_RX,      // SDM630 Serial interface
   GPIO_PMS5003,        // Plantower PMS5003 Serial interface
+  GPIO_TX20_TXD_BLACK, // TX20 Transmission Pin
   GPIO_MP3_DFR562      // RB-DFR-562, DFPlayer Mini MP3 Player Serial interface
 };
 
diff --git a/sonoff/support.ino b/sonoff/support.ino
index a18de8667..fad0064be 100644
--- a/sonoff/support.ino
+++ b/sonoff/support.ino
@@ -1013,6 +1013,12 @@ void GetFeatures()
 #ifdef USE_MP3_PLAYER
   feature_drv2 |= 0x00002000;  // xdrv_14_mp3.ino
 #endif
+#ifdef USE_PCA9685
+  feature_drv2 |= 0x00004000;  // xdrv_15_pca9685.ino
+#endif
+#ifdef USE_TUYA_DIMMER
+  feature_drv2 |= 0x00008000;  // xdrv_16_tuyadimmer.ino
+#endif
 
 
 #ifdef NO_EXTRA_4K_HEAP
@@ -1186,6 +1192,11 @@ void GetFeatures()
 #ifdef USE_PZEM_DC
   feature_sns2 |= 0x00001000;  // xnrg_06_pzem_dc.ino
 #endif
+#ifdef USE_TX20_WIND_SENSOR
+  feature_sns2 |= 0x00002000;  // xsns_35_tx20.ino
+#endif
+
+
 
 }
 
diff --git a/sonoff/user_config.h b/sonoff/user_config.h
index 32fbaa8ca..3eca64536 100644
--- a/sonoff/user_config.h
+++ b/sonoff/user_config.h
@@ -381,6 +381,8 @@
 #define USE_TUYA_DIMMER                          // Add support for Tuya Serial Dimmer
   #define TUYA_DIMMER_ID       3                 // Default dimmer Id
 
+#define USE_TX20_WIND_SENSOR                     // Add support for La Crosse TX20 anemometer (+2k code)
+
 /*********************************************************************************************\
  * Debug features are only supported in development branch
 \*********************************************************************************************/
diff --git a/sonoff/xsns_35_tx20.ino b/sonoff/xsns_35_tx20.ino
new file mode 100644
index 000000000..d24575a64
--- /dev/null
+++ b/sonoff/xsns_35_tx20.ino
@@ -0,0 +1,224 @@
+/*
+  xsns_35_Tx20.ino - La Crosse Tx20 wind sensor support for Sonoff-Tasmota
+
+  Copyright (C) 2018  Thomas Eckerstorfer and Theo Arends
+
+  This program is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifdef USE_TX20_WIND_SENSOR
+/*********************************************************************************************\
+ * La Crosse Tx20 wind sensor
+ *
+ * based on https://github.com/bunnyhu/ESP8266_TX20_wind_sensor/
+ * http://blog.bubux.de/windsensor-tx20-mit-esp8266/
+ * https://www.john.geek.nz/2011/07/la-crosse-tx20-anemometer-communication-protocol/
+\*********************************************************************************************/
+
+#define TX20_BIT_TIME          1220  // microseconds
+#define TX20_RESET_VALUES        60  // seconds
+
+// The Arduino standard GPIO routines are not enough,
+// must use some from the Espressif SDK as well
+extern "C" {
+#include "gpio.h"
+}
+
+#ifdef USE_WEBSERVER
+
+const char HTTP_SNS_TX20[] PROGMEM = "%s"
+   "{s} " D_TX20_WIND_SPEED "{m}%s " D_UNIT_KILOMETER_PER_HOUR "{e}"
+   "{s} " D_TX20_WIND_SPEED_AVG "{m}%s " D_UNIT_KILOMETER_PER_HOUR "{e}"
+   "{s} " D_TX20_WIND_SPEED_MAX "{m}%s " D_UNIT_KILOMETER_PER_HOUR "{e}"
+   "{s} " D_TX20_WIND_DIRECTION "{m}%s {e}";
+
+#endif  // USE_WEBSERVER
+
+const char kTx20Directions[] PROGMEM = D_TX20_NORTH "|"
+                                       D_TX20_NORTH D_TX20_NORTH D_TX20_EAST "|"
+                                       D_TX20_NORTH D_TX20_EAST "|"
+                                       D_TX20_EAST D_TX20_NORTH D_TX20_EAST "|"
+                                       D_TX20_EAST "|"
+                                       D_TX20_EAST D_TX20_SOUTH D_TX20_EAST "|"
+                                       D_TX20_SOUTH D_TX20_EAST "|"
+                                       D_TX20_SOUTH D_TX20_SOUTH D_TX20_EAST "|"
+                                       D_TX20_SOUTH "|"
+                                       D_TX20_SOUTH D_TX20_SOUTH D_TX20_WEST "|"
+                                       D_TX20_SOUTH D_TX20_WEST "|"
+                                       D_TX20_WEST D_TX20_SOUTH D_TX20_WEST "|"
+                                       D_TX20_WEST "|"
+                                       D_TX20_WEST D_TX20_NORTH D_TX20_WEST "|"
+                                       D_TX20_NORTH D_TX20_WEST "|"
+                                       D_TX20_NORTH D_TX20_NORTH D_TX20_WEST;
+
+uint8_t tx20_sa = 0;
+uint8_t tx20_sb = 0;
+uint8_t tx20_sd = 0;
+uint8_t tx20_se = 0;
+uint16_t tx20_sc = 0;
+uint16_t tx20_sf = 0;
+
+float tx20_wind_speed_kmh = 0;
+float tx20_wind_speed_max = 0;
+float tx20_wind_speed_avg = 0;
+float tx20_wind_sum = 0;
+int tx20_count = 0;
+uint8_t tx20_wind_direction = 0;
+
+boolean tx20_available = false;
+
+void Tx20StartRead()
+{
+  /* La Crosse TX20 Anemometer datagram every 2 seconds
+   * 0-0 11011 0011 111010101111 0101 1100 000101010000 0-0 - Received pin data at 1200 uSec per bit
+   *     sa    sb   sc           sd   se   sf
+   *     00100 1100 000101010000 1010 1100 000101010000     - sa to sd inverted user data, LSB first
+   * sa - Start frame always 00100
+   * sb - Wind direction 0 - 15
+   * sc - Wind speed 0 - 511
+   * sd - Checksum
+   * se - Wind direction 0 - 15
+   * sf - Wind speed 0 - 511
+   */
+
+  tx20_available = false;
+
+  tx20_sa = 0;
+  tx20_sb = 0;
+  tx20_sd = 0;
+  tx20_se = 0;
+  tx20_sc = 0;
+  tx20_sf = 0;
+
+  delayMicroseconds(TX20_BIT_TIME / 2);
+
+  for (int bitcount = 41; bitcount > 0; bitcount--) {
+    uint8_t dpin = (digitalRead(pin[GPIO_TX20_TXD_BLACK]));
+    if (bitcount > 41 - 5) {
+      // start, inverted
+      tx20_sa = (tx20_sa << 1) | (dpin ^ 1);
+    } else if (bitcount > 41 - 5 - 4) {
+      // wind dir, inverted
+      tx20_sb = tx20_sb >> 1 | ((dpin ^ 1) << 3);
+    } else if (bitcount > 41 - 5 - 4 - 12) {
+      // windspeed, inverted
+      tx20_sc = tx20_sc >> 1 | ((dpin ^ 1) << 11);
+    } else if (bitcount > 41 - 5 - 4 - 12 - 4) {
+      // checksum, inverted
+      tx20_sd = tx20_sd >> 1 | ((dpin ^ 1) << 3);
+    } else if (bitcount > 41 - 5 - 4 - 12 - 4 - 4) {
+      // wind dir
+      tx20_se = tx20_se >> 1 | (dpin << 3);
+    } else {
+      // windspeed
+      tx20_sf = tx20_sf >> 1 | (dpin << 11);
+    }
+
+    delayMicroseconds(TX20_BIT_TIME);
+  }
+
+  uint8_t chk = (tx20_sb + (tx20_sc & 0xf) + ((tx20_sc >> 4) & 0xf) + ((tx20_sc >> 8) & 0xf));
+  chk &= 0xf;
+
+  if ((chk == tx20_sd) && (tx20_sc < 400)) {  // if checksum seems to be ok and wind speed below 40 m/s
+    tx20_available = true;
+  }
+/*
+  if ((tx20_sb == tx20_se) && (tx20_sc == tx20_sf) && (tx20_sc < 400)) {
+    tx20_available = true;
+  }
+*/
+  // Must clear this bit in the interrupt register,
+  // it gets set even when interrupts are disabled
+  GPIO_REG_WRITE(GPIO_STATUS_W1TC_ADDRESS, 1 << pin[GPIO_TX20_TXD_BLACK]);
+}
+
+void Tx20Read()
+{
+  if (!(uptime % TX20_RESET_VALUES)) {
+    tx20_count = 0;
+    tx20_wind_sum = 0;
+    tx20_wind_speed_max = 0;
+  }
+  else if (tx20_available) {
+    tx20_wind_speed_kmh = float(tx20_sc) * 0.36;
+    if (tx20_wind_speed_kmh > tx20_wind_speed_max) {
+      tx20_wind_speed_max = tx20_wind_speed_kmh;
+    }
+    tx20_count++;
+    tx20_wind_sum += tx20_wind_speed_kmh;
+    tx20_wind_speed_avg = tx20_wind_sum / tx20_count;
+    tx20_wind_direction = tx20_sb;
+  }
+}
+
+void Tx20Init() {
+  pinMode(pin[GPIO_TX20_TXD_BLACK], INPUT);
+  attachInterrupt(pin[GPIO_TX20_TXD_BLACK], Tx20StartRead, RISING);
+}
+
+void Tx20Show(boolean json)
+{
+  char wind_speed_string[10];
+  char wind_speed_max_string[10];
+  char wind_speed_avg_string[10];
+  char wind_direction_string[4];
+
+  dtostrfd(tx20_wind_speed_kmh, 2, wind_speed_string);
+  dtostrfd(tx20_wind_speed_max, 2, wind_speed_max_string);
+  dtostrfd(tx20_wind_speed_avg, 2, wind_speed_avg_string);
+  GetTextIndexed(wind_direction_string, sizeof(wind_direction_string), tx20_wind_direction, kTx20Directions);
+
+  if (json) {
+    snprintf_P(mqtt_data, sizeof(mqtt_data), PSTR("%s,\"TX20\":{\"Speed\":%s,\"SpeedAvg\":%s,\"SpeedMax\":%s,\"Direction\":\"%s\"}"),
+      mqtt_data, wind_speed_string, wind_speed_avg_string, wind_speed_max_string, wind_direction_string);
+#ifdef USE_WEBSERVER
+  } else {
+    snprintf_P(mqtt_data, sizeof(mqtt_data), HTTP_SNS_TX20, mqtt_data, wind_speed_string, wind_speed_avg_string, wind_speed_max_string, wind_direction_string);
+#endif  // USE_WEBSERVER
+  }
+}
+
+/*********************************************************************************************\
+ * Interface
+\*********************************************************************************************/
+
+#define XSNS_35
+
+boolean Xsns35(byte function)
+{
+  boolean result = false;
+
+  if (pin[GPIO_TX20_TXD_BLACK] < 99) {
+    switch (function) {
+      case FUNC_INIT:
+        Tx20Init();
+        break;
+      case FUNC_EVERY_SECOND:
+        Tx20Read();
+        break;
+      case FUNC_JSON_APPEND:
+        Tx20Show(1);
+        break;
+#ifdef USE_WEBSERVER
+      case FUNC_WEB_APPEND:
+        Tx20Show(0);
+        break;
+#endif  // USE_WEBSERVER
+    }
+  }
+  return result;
+}
+
+#endif  // USE_TX20_WIND_SENSOR
\ No newline at end of file
diff --git a/tools/decode-status.py b/tools/decode-status.py
index e9da483b3..d7aae3b40 100644
--- a/tools/decode-status.py
+++ b/tools/decode-status.py
@@ -110,7 +110,7 @@ a_features = [[
     "USE_CONFIG_OVERRIDE","BE_MINIMAL","USE_SENSORS","USE_CLASSIC",
     "USE_KNX_NO_EMULATION","USE_DISPLAY_MODES1TO5","USE_DISPLAY_GRAPH","USE_DISPLAY_LCD",
     "USE_DISPLAY_SSD1306","USE_DISPLAY_MATRIX","USE_DISPLAY_ILI9341","USE_DISPLAY_EPAPER",
-    "USE_DISPLAY_SH1106","USE_MP3_PLAYER","","",
+    "USE_DISPLAY_SH1106","USE_MP3_PLAYER","USE_PCA9685","USE_TUYA_DIMMER",
     "","","","",
     "","","","NO_EXTRA_4K_HEAP",
     "VTABLES_IN_IRAM","VTABLES_IN_DRAM","VTABLES_IN_FLASH","PIO_FRAMEWORK_ARDUINO_LWIP_HIGHER_BANDWIDTH",
@@ -128,7 +128,7 @@ a_features = [[
     "USE_MCP230xx","USE_MPR121","USE_CCS811","USE_MPU6050",
     "USE_MCP230xx_OUTPUT","USE_MCP230xx_DISPLAYOUTPUT","USE_HLW8012","USE_CSE7766",
     "USE_MCP39F501","USE_PZEM_AC","USE_DS3231","USE_HX711",
-    "USE_PZEM_DC","","","",
+    "USE_PZEM_DC","USE_TX20_WIND_SENSOR","","",
     "","","","",
     "","","","",
     "","","","",