From d54f5c29bf8848bba45f8b9c33cc43ff3963a80c Mon Sep 17 00:00:00 2001
From: Thomas Eckerstorfer <eckerstorfer.thomas@gmail.com>
Date: Sat, 7 Jul 2018 00:36:07 +0200
Subject: [PATCH 1/3] tx20 wind sensor added

---
 sonoff/language/bg-BG.h  |  24 +++++
 sonoff/language/cs-CZ.h  |  24 +++++
 sonoff/language/de-DE.h  |  24 +++++
 sonoff/language/el-GR.h  |  24 +++++
 sonoff/language/en-GB.h  |  25 +++++
 sonoff/language/es-AR.h  |  24 +++++
 sonoff/language/fr-FR.h  |  24 +++++
 sonoff/language/hu-HU.h  |  24 +++++
 sonoff/language/it-IT.h  |  24 +++++
 sonoff/language/nl-NL.h  |  24 +++++
 sonoff/language/pl-PL.h  |  24 +++++
 sonoff/language/pt-BR.h  |  24 +++++
 sonoff/language/pt-PT.h  |  24 +++++
 sonoff/language/ru-RU.h  |  24 +++++
 sonoff/language/uk-UK.h  |  24 +++++
 sonoff/language/zh-CN.h  |  24 +++++
 sonoff/language/zh-TW.h  |  24 +++++
 sonoff/sonoff.ino        |   1 +
 sonoff/sonoff_template.h |   4 +-
 sonoff/xsns_91_tx20.ino  | 204 +++++++++++++++++++++++++++++++++++++++
 20 files changed, 617 insertions(+), 1 deletion(-)
 create mode 100644 sonoff/xsns_91_tx20.ino

diff --git a/sonoff/language/bg-BG.h b/sonoff/language/bg-BG.h
index c485b79ffb84..9e852273f51a 100644
--- a/sonoff/language/bg-BG.h
+++ b/sonoff/language/bg-BG.h
@@ -462,6 +462,28 @@
 #define D_HX_CAL_DONE "Calibrated"
 #define D_HX_CAL_FAIL "Calibration failed"
 
+//xsns_91_tx20
+#define D_TX20_NORTH "N"
+#define D_TX20_NORTH_NORTH_EAST "NNE"
+#define D_TX20_NORTH_EAST "NE"
+#define D_TX20_EAST_NORTH_EAST "ENE"
+#define D_TX20_EAST "E"
+#define D_TX20_EAST_SOUTH_EAST "ESE"
+#define D_TX20_SOUTH_EAST "SE"
+#define D_TX20_SOUTH_SOUTH_EAST "SSE"
+#define D_TX20_SOUTH "S"
+#define D_TX20_SOUTH_SOUTH_WEST "SSW"
+#define D_TX20_SOUTH_WEST "SW"
+#define D_TX20_WEST_SOUTH_WEST "WSW"
+#define D_TX20_WEST "W"
+#define D_TX20_WEST_NORTH_WEST "WNW"
+
+#define D_TX20_NORTH_WEST "NW"
+#define D_TX20_NORTH_NORTH_WEST "NNW"
+#define D_TX20_WIND_DIRECTION "Wind Direction"
+#define D_TX20_WIND_SPEED_AVG "Wind Speed Avg"
+#define D_TX20_WIND_SPEED_MAX "Wind Speed Max"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "Няма"
 #define D_SENSOR_DHT11    "DHT11"
@@ -502,6 +524,7 @@
 #define D_SENSOR_SDM120_RX "SDM120 Rx"
 #define D_SENSOR_SDM630_TX "SDM630 Tx"
 #define D_SENSOR_SDM630_RX "SDM630 Rx"
+#define D_SENSOR_TX20_TX "TX20 TxD (Black)"
 #define D_SENSOR_TM1638_CLK "TM16 CLK"
 #define D_SENSOR_TM1638_DIO "TM16 DIO"
 #define D_SENSOR_TM1638_STB "TM16 STB"
@@ -536,6 +559,7 @@
 #define D_UNIT_WATT "W"
 #define D_UNIT_WATTHOUR "Wh"
 #define D_UNIT_WATT_METER_QUADRAT "W/m²"
+#define D_UNIT_KMH "kpH"
 
 // Log message prefix
 #define D_LOG_APPLICATION "APP: "  // Application
diff --git a/sonoff/language/cs-CZ.h b/sonoff/language/cs-CZ.h
index ab548ad702c0..b6a7e5e5b258 100644
--- a/sonoff/language/cs-CZ.h
+++ b/sonoff/language/cs-CZ.h
@@ -462,6 +462,28 @@
 #define D_HX_CAL_DONE "Zkalibrováno"
 #define D_HX_CAL_FAIL "Chyba kalibrace"
 
+//xsns_91_tx20
+#define D_TX20_NORTH "N"
+#define D_TX20_NORTH_NORTH_EAST "NNE"
+#define D_TX20_NORTH_EAST "NE"
+#define D_TX20_EAST_NORTH_EAST "ENE"
+#define D_TX20_EAST "E"
+#define D_TX20_EAST_SOUTH_EAST "ESE"
+#define D_TX20_SOUTH_EAST "SE"
+#define D_TX20_SOUTH_SOUTH_EAST "SSE"
+#define D_TX20_SOUTH "S"
+#define D_TX20_SOUTH_SOUTH_WEST "SSW"
+#define D_TX20_SOUTH_WEST "SW"
+#define D_TX20_WEST_SOUTH_WEST "WSW"
+#define D_TX20_WEST "W"
+#define D_TX20_WEST_NORTH_WEST "WNW"
+
+#define D_TX20_NORTH_WEST "NW"
+#define D_TX20_NORTH_NORTH_WEST "NNW"
+#define D_TX20_WIND_DIRECTION "Wind Direction"
+#define D_TX20_WIND_SPEED_AVG "Wind Speed Avg"
+#define D_TX20_WIND_SPEED_MAX "Wind Speed Max"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "Není"
 #define D_SENSOR_DHT11    "DHT11"
@@ -502,6 +524,7 @@
 #define D_SENSOR_SDM120_RX "SDM120 Rx"
 #define D_SENSOR_SDM630_TX "SDM630 Tx"
 #define D_SENSOR_SDM630_RX "SDM630 Rx"
+#define D_SENSOR_TX20_TX "TX20 TxD (Black)"
 #define D_SENSOR_TM1638_CLK "TM16 CLK"
 #define D_SENSOR_TM1638_DIO "TM16 DIO"
 #define D_SENSOR_TM1638_STB "TM16 STB"
@@ -536,6 +559,7 @@
 #define D_UNIT_WATT "W"
 #define D_UNIT_WATTHOUR "Wh"
 #define D_UNIT_WATT_METER_QUADRAT "W/m²"
+#define D_UNIT_KMH "kpH"
 
 // Log message prefix
 #define D_LOG_APPLICATION "APP: "  // Application
diff --git a/sonoff/language/de-DE.h b/sonoff/language/de-DE.h
index 19cbff44b6d0..2c66503e5ffc 100644
--- a/sonoff/language/de-DE.h
+++ b/sonoff/language/de-DE.h
@@ -462,6 +462,28 @@
 #define D_HX_CAL_DONE "kalibriert"
 #define D_HX_CAL_FAIL "Kalibrierung fehlgeschlagen"
 
+//xsns_91_tx20
+#define D_TX20_NORTH "N"
+#define D_TX20_NORTH_NORTH_EAST "NNE"
+#define D_TX20_NORTH_EAST "NE"
+#define D_TX20_EAST_NORTH_EAST "ENE"
+#define D_TX20_EAST "E"
+#define D_TX20_EAST_SOUTH_EAST "ESE"
+#define D_TX20_SOUTH_EAST "SE"
+#define D_TX20_SOUTH_SOUTH_EAST "SSE"
+#define D_TX20_SOUTH "S"
+#define D_TX20_SOUTH_SOUTH_WEST "SSW"
+#define D_TX20_SOUTH_WEST "SW"
+#define D_TX20_WEST_SOUTH_WEST "WSW"
+#define D_TX20_WEST "W"
+#define D_TX20_WEST_NORTH_WEST "WNW"
+
+#define D_TX20_NORTH_WEST "NW"
+#define D_TX20_NORTH_NORTH_WEST "NNW"
+#define D_TX20_WIND_DIRECTION "Wind Direction"
+#define D_TX20_WIND_SPEED_AVG "Wind Speed Avg"
+#define D_TX20_WIND_SPEED_MAX "Wind Speed Max"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "None"
 #define D_SENSOR_DHT11    "DHT11"
@@ -502,6 +524,7 @@
 #define D_SENSOR_SDM120_RX "SDM120 Rx"
 #define D_SENSOR_SDM630_TX "SDM630 Tx"
 #define D_SENSOR_SDM630_RX "SDM630 Rx"
+#define D_SENSOR_TX20_TX "TX20 TxD (Black)"
 #define D_SENSOR_TM1638_CLK "TM16 CLK"
 #define D_SENSOR_TM1638_DIO "TM16 DIO"
 #define D_SENSOR_TM1638_STB "TM16 STB"
@@ -536,6 +559,7 @@
 #define D_UNIT_WATT "W"
 #define D_UNIT_WATTHOUR "Wh"
 #define D_UNIT_WATT_METER_QUADRAT "W/m²"
+#define D_UNIT_KMH "kpH"
 
 // Log message prefix
 #define D_LOG_APPLICATION "APP: "  // Application
diff --git a/sonoff/language/el-GR.h b/sonoff/language/el-GR.h
index c0873dd07d4c..535b4123968b 100644
--- a/sonoff/language/el-GR.h
+++ b/sonoff/language/el-GR.h
@@ -462,6 +462,28 @@
 #define D_HX_CAL_DONE "Calibrated"
 #define D_HX_CAL_FAIL "Calibration failed"
 
+//xsns_91_tx20
+#define D_TX20_NORTH "N"
+#define D_TX20_NORTH_NORTH_EAST "NNE"
+#define D_TX20_NORTH_EAST "NE"
+#define D_TX20_EAST_NORTH_EAST "ENE"
+#define D_TX20_EAST "E"
+#define D_TX20_EAST_SOUTH_EAST "ESE"
+#define D_TX20_SOUTH_EAST "SE"
+#define D_TX20_SOUTH_SOUTH_EAST "SSE"
+#define D_TX20_SOUTH "S"
+#define D_TX20_SOUTH_SOUTH_WEST "SSW"
+#define D_TX20_SOUTH_WEST "SW"
+#define D_TX20_WEST_SOUTH_WEST "WSW"
+#define D_TX20_WEST "W"
+#define D_TX20_WEST_NORTH_WEST "WNW"
+
+#define D_TX20_NORTH_WEST "NW"
+#define D_TX20_NORTH_NORTH_WEST "NNW"
+#define D_TX20_WIND_DIRECTION "Wind Direction"
+#define D_TX20_WIND_SPEED_AVG "Wind Speed Avg"
+#define D_TX20_WIND_SPEED_MAX "Wind Speed Max"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "Κανένας"
 #define D_SENSOR_DHT11    "DHT11"
@@ -502,6 +524,7 @@
 #define D_SENSOR_SDM120_RX "SDM120 Rx"
 #define D_SENSOR_SDM630_TX "SDM630 Tx"
 #define D_SENSOR_SDM630_RX "SDM630 Rx"
+#define D_SENSOR_TX20_TX "TX20 TxD (Black)"
 #define D_SENSOR_TM1638_CLK "TM16 CLK"
 #define D_SENSOR_TM1638_DIO "TM16 DIO"
 #define D_SENSOR_TM1638_STB "TM16 STB"
@@ -536,6 +559,7 @@
 #define D_UNIT_WATT "W"
 #define D_UNIT_WATTHOUR "Wh"
 #define D_UNIT_WATT_METER_QUADRAT "W/m²"
+#define D_UNIT_KMH "kpH"
 
 // Log message prefix
 #define D_LOG_APPLICATION "APP: "  // Application
diff --git a/sonoff/language/en-GB.h b/sonoff/language/en-GB.h
index eed796889f1e..af2fb05d689b 100644
--- a/sonoff/language/en-GB.h
+++ b/sonoff/language/en-GB.h
@@ -462,6 +462,28 @@
 #define D_HX_CAL_DONE "Calibrated"
 #define D_HX_CAL_FAIL "Calibration failed"
 
+//xsns_91_tx20
+#define D_TX20_NORTH "N"
+#define D_TX20_NORTH_NORTH_EAST "NNE"
+#define D_TX20_NORTH_EAST "NE"
+#define D_TX20_EAST_NORTH_EAST "ENE"
+#define D_TX20_EAST "E"
+#define D_TX20_EAST_SOUTH_EAST "ESE"
+#define D_TX20_SOUTH_EAST "SE"
+#define D_TX20_SOUTH_SOUTH_EAST "SSE"
+#define D_TX20_SOUTH "S"
+#define D_TX20_SOUTH_SOUTH_WEST "SSW"
+#define D_TX20_SOUTH_WEST "SW"
+#define D_TX20_WEST_SOUTH_WEST "WSW"
+#define D_TX20_WEST "W"
+#define D_TX20_WEST_NORTH_WEST "WNW"
+
+#define D_TX20_NORTH_WEST "NW"
+#define D_TX20_NORTH_NORTH_WEST "NNW"
+#define D_TX20_WIND_DIRECTION "Wind Direction"
+#define D_TX20_WIND_SPEED_AVG "Wind Speed Avg"
+#define D_TX20_WIND_SPEED_MAX "Wind Speed Max"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "None"
 #define D_SENSOR_DHT11    "DHT11"
@@ -502,6 +524,7 @@
 #define D_SENSOR_SDM120_RX "SDM120 Rx"
 #define D_SENSOR_SDM630_TX "SDM630 Tx"
 #define D_SENSOR_SDM630_RX "SDM630 Rx"
+#define D_SENSOR_TX20_TX "TX20 TxD (Black)"
 #define D_SENSOR_TM1638_CLK "TM16 CLK"
 #define D_SENSOR_TM1638_DIO "TM16 DIO"
 #define D_SENSOR_TM1638_STB "TM16 STB"
@@ -536,6 +559,8 @@
 #define D_UNIT_WATT "W"
 #define D_UNIT_WATTHOUR "Wh"
 #define D_UNIT_WATT_METER_QUADRAT "W/m²"
+#define D_UNIT_HERTZ "Hz"
+#define D_UNIT_KMH "kpH"
 
 // Log message prefix
 #define D_LOG_APPLICATION "APP: "  // Application
diff --git a/sonoff/language/es-AR.h b/sonoff/language/es-AR.h
index cf34dbce9c4b..aa53d266f4d3 100644
--- a/sonoff/language/es-AR.h
+++ b/sonoff/language/es-AR.h
@@ -462,6 +462,28 @@
 #define D_HX_CAL_DONE "Calibrado"
 #define D_HX_CAL_FAIL "Falló Calibración"
 
+//xsns_91_tx20
+#define D_TX20_NORTH "N"
+#define D_TX20_NORTH_NORTH_EAST "NNE"
+#define D_TX20_NORTH_EAST "NE"
+#define D_TX20_EAST_NORTH_EAST "ENE"
+#define D_TX20_EAST "E"
+#define D_TX20_EAST_SOUTH_EAST "ESE"
+#define D_TX20_SOUTH_EAST "SE"
+#define D_TX20_SOUTH_SOUTH_EAST "SSE"
+#define D_TX20_SOUTH "S"
+#define D_TX20_SOUTH_SOUTH_WEST "SSW"
+#define D_TX20_SOUTH_WEST "SW"
+#define D_TX20_WEST_SOUTH_WEST "WSW"
+#define D_TX20_WEST "W"
+#define D_TX20_WEST_NORTH_WEST "WNW"
+
+#define D_TX20_NORTH_WEST "NW"
+#define D_TX20_NORTH_NORTH_WEST "NNW"
+#define D_TX20_WIND_DIRECTION "Wind Direction"
+#define D_TX20_WIND_SPEED_AVG "Wind Speed Avg"
+#define D_TX20_WIND_SPEED_MAX "Wind Speed Max"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "Ninguno"
 #define D_SENSOR_DHT11    "DHT11"
@@ -502,6 +524,7 @@
 #define D_SENSOR_SDM120_RX "SDM120 Rx"
 #define D_SENSOR_SDM630_TX "SDM630 Tx"
 #define D_SENSOR_SDM630_RX "SDM630 Rx"
+#define D_SENSOR_TX20_TX "TX20 TxD (Black)"
 #define D_SENSOR_TM1638_CLK "TM16 CLK"
 #define D_SENSOR_TM1638_DIO "TM16 DIO"
 #define D_SENSOR_TM1638_STB "TM16 STB"
@@ -536,6 +559,7 @@
 #define D_UNIT_WATT "W"
 #define D_UNIT_WATTHOUR "Wh"
 #define D_UNIT_WATT_METER_QUADRAT "W/m²"
+#define D_UNIT_KMH "kpH"
 
 // Log message prefix
 #define D_LOG_APPLICATION "APP: "  // Application
diff --git a/sonoff/language/fr-FR.h b/sonoff/language/fr-FR.h
index b70cbbb8bb2d..37b21381cc2a 100644
--- a/sonoff/language/fr-FR.h
+++ b/sonoff/language/fr-FR.h
@@ -462,6 +462,28 @@
 #define D_HX_CAL_DONE "Calibrated"
 #define D_HX_CAL_FAIL "Calibration failed"
 
+//xsns_91_tx20
+#define D_TX20_NORTH "N"
+#define D_TX20_NORTH_NORTH_EAST "NNE"
+#define D_TX20_NORTH_EAST "NE"
+#define D_TX20_EAST_NORTH_EAST "ENE"
+#define D_TX20_EAST "E"
+#define D_TX20_EAST_SOUTH_EAST "ESE"
+#define D_TX20_SOUTH_EAST "SE"
+#define D_TX20_SOUTH_SOUTH_EAST "SSE"
+#define D_TX20_SOUTH "S"
+#define D_TX20_SOUTH_SOUTH_WEST "SSW"
+#define D_TX20_SOUTH_WEST "SW"
+#define D_TX20_WEST_SOUTH_WEST "WSW"
+#define D_TX20_WEST "W"
+#define D_TX20_WEST_NORTH_WEST "WNW"
+
+#define D_TX20_NORTH_WEST "NW"
+#define D_TX20_NORTH_NORTH_WEST "NNW"
+#define D_TX20_WIND_DIRECTION "Wind Direction"
+#define D_TX20_WIND_SPEED_AVG "Wind Speed Avg"
+#define D_TX20_WIND_SPEED_MAX "Wind Speed Max"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "Aucun"
 #define D_SENSOR_DHT11    "DHT11"
@@ -502,6 +524,7 @@
 #define D_SENSOR_SDM120_RX "SDM120 Rx"
 #define D_SENSOR_SDM630_TX "SDM630 Tx"
 #define D_SENSOR_SDM630_RX "SDM630 Rx"
+#define D_SENSOR_TX20_TX "TX20 TxD (Black)"
 #define D_SENSOR_TM1638_CLK "TM16 CLK"
 #define D_SENSOR_TM1638_DIO "TM16 DIO"
 #define D_SENSOR_TM1638_STB "TM16 STB"
@@ -536,6 +559,7 @@
 #define D_UNIT_WATT "W"
 #define D_UNIT_WATTHOUR "Wh"
 #define D_UNIT_WATT_METER_QUADRAT "W/m²"
+#define D_UNIT_KMH "kpH"
 
 // Log message prefix
 #define D_LOG_APPLICATION "APP: "  // Application
diff --git a/sonoff/language/hu-HU.h b/sonoff/language/hu-HU.h
index b33e4cc41f31..3f366c042562 100644
--- a/sonoff/language/hu-HU.h
+++ b/sonoff/language/hu-HU.h
@@ -462,6 +462,28 @@
 #define D_HX_CAL_DONE "Calibrated"
 #define D_HX_CAL_FAIL "Calibration failed"
 
+//xsns_91_tx20
+#define D_TX20_NORTH "N"
+#define D_TX20_NORTH_NORTH_EAST "NNE"
+#define D_TX20_NORTH_EAST "NE"
+#define D_TX20_EAST_NORTH_EAST "ENE"
+#define D_TX20_EAST "E"
+#define D_TX20_EAST_SOUTH_EAST "ESE"
+#define D_TX20_SOUTH_EAST "SE"
+#define D_TX20_SOUTH_SOUTH_EAST "SSE"
+#define D_TX20_SOUTH "S"
+#define D_TX20_SOUTH_SOUTH_WEST "SSW"
+#define D_TX20_SOUTH_WEST "SW"
+#define D_TX20_WEST_SOUTH_WEST "WSW"
+#define D_TX20_WEST "W"
+#define D_TX20_WEST_NORTH_WEST "WNW"
+
+#define D_TX20_NORTH_WEST "NW"
+#define D_TX20_NORTH_NORTH_WEST "NNW"
+#define D_TX20_WIND_DIRECTION "Wind Direction"
+#define D_TX20_WIND_SPEED_AVG "Wind Speed Avg"
+#define D_TX20_WIND_SPEED_MAX "Wind Speed Max"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "Nincs"
 #define D_SENSOR_DHT11    "DHT11"
@@ -502,6 +524,7 @@
 #define D_SENSOR_SDM120_RX "SDM120 Rx"
 #define D_SENSOR_SDM630_TX "SDM630 Tx"
 #define D_SENSOR_SDM630_RX "SDM630 Rx"
+#define D_SENSOR_TX20_TX "TX20 TxD (Black)"
 #define D_SENSOR_TM1638_CLK "TM16 CLK"
 #define D_SENSOR_TM1638_DIO "TM16 DIO"
 #define D_SENSOR_TM1638_STB "TM16 STB"
@@ -536,6 +559,7 @@
 #define D_UNIT_WATT "W"
 #define D_UNIT_WATTHOUR "Wh"
 #define D_UNIT_WATT_METER_QUADRAT "W/m²"
+#define D_UNIT_KMH "kpH"
 
 // Log message prefix
 #define D_LOG_APPLICATION "APP: "  // Application
diff --git a/sonoff/language/it-IT.h b/sonoff/language/it-IT.h
index e819c85580d3..8f99d5910c5d 100644
--- a/sonoff/language/it-IT.h
+++ b/sonoff/language/it-IT.h
@@ -462,6 +462,28 @@
 #define D_HX_CAL_DONE "Calibrated"
 #define D_HX_CAL_FAIL "Calibration failed"
 
+//xsns_91_tx20
+#define D_TX20_NORTH "N"
+#define D_TX20_NORTH_NORTH_EAST "NNE"
+#define D_TX20_NORTH_EAST "NE"
+#define D_TX20_EAST_NORTH_EAST "ENE"
+#define D_TX20_EAST "E"
+#define D_TX20_EAST_SOUTH_EAST "ESE"
+#define D_TX20_SOUTH_EAST "SE"
+#define D_TX20_SOUTH_SOUTH_EAST "SSE"
+#define D_TX20_SOUTH "S"
+#define D_TX20_SOUTH_SOUTH_WEST "SSW"
+#define D_TX20_SOUTH_WEST "SW"
+#define D_TX20_WEST_SOUTH_WEST "WSW"
+#define D_TX20_WEST "W"
+#define D_TX20_WEST_NORTH_WEST "WNW"
+
+#define D_TX20_NORTH_WEST "NW"
+#define D_TX20_NORTH_NORTH_WEST "NNW"
+#define D_TX20_WIND_DIRECTION "Wind Direction"
+#define D_TX20_WIND_SPEED_AVG "Wind Speed Avg"
+#define D_TX20_WIND_SPEED_MAX "Wind Speed Max"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "Nessuno"
 #define D_SENSOR_DHT11    "DHT11"
@@ -502,6 +524,7 @@
 #define D_SENSOR_SDM120_RX "SDM120 Rx"
 #define D_SENSOR_SDM630_TX "SDM630 Tx"
 #define D_SENSOR_SDM630_RX "SDM630 Rx"
+#define D_SENSOR_TX20_TX "TX20 TxD (Black)"
 #define D_SENSOR_TM1638_CLK "TM16 CLK"
 #define D_SENSOR_TM1638_DIO "TM16 DIO"
 #define D_SENSOR_TM1638_STB "TM16 STB"
@@ -536,6 +559,7 @@
 #define D_UNIT_WATT "W"
 #define D_UNIT_WATTHOUR "Wh"
 #define D_UNIT_WATT_METER_QUADRAT "W/m²"
+#define D_UNIT_KMH "kpH"
 
 // Log message prefix
 #define D_LOG_APPLICATION "APP: "  // Application
diff --git a/sonoff/language/nl-NL.h b/sonoff/language/nl-NL.h
index eef55f90ae3c..42e3a59e21dc 100644
--- a/sonoff/language/nl-NL.h
+++ b/sonoff/language/nl-NL.h
@@ -462,6 +462,28 @@
 #define D_HX_CAL_DONE "Ge-ijkt"
 #define D_HX_CAL_FAIL "Ijken is mislukt"
 
+//xsns_91_tx20
+#define D_TX20_NORTH "N"
+#define D_TX20_NORTH_NORTH_EAST "NNE"
+#define D_TX20_NORTH_EAST "NE"
+#define D_TX20_EAST_NORTH_EAST "ENE"
+#define D_TX20_EAST "E"
+#define D_TX20_EAST_SOUTH_EAST "ESE"
+#define D_TX20_SOUTH_EAST "SE"
+#define D_TX20_SOUTH_SOUTH_EAST "SSE"
+#define D_TX20_SOUTH "S"
+#define D_TX20_SOUTH_SOUTH_WEST "SSW"
+#define D_TX20_SOUTH_WEST "SW"
+#define D_TX20_WEST_SOUTH_WEST "WSW"
+#define D_TX20_WEST "W"
+#define D_TX20_WEST_NORTH_WEST "WNW"
+
+#define D_TX20_NORTH_WEST "NW"
+#define D_TX20_NORTH_NORTH_WEST "NNW"
+#define D_TX20_WIND_DIRECTION "Wind Direction"
+#define D_TX20_WIND_SPEED_AVG "Wind Speed Avg"
+#define D_TX20_WIND_SPEED_MAX "Wind Speed Max"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "Geen"
 #define D_SENSOR_DHT11    "DHT11"
@@ -502,6 +524,7 @@
 #define D_SENSOR_SDM120_RX "SDM120 Rx"
 #define D_SENSOR_SDM630_TX "SDM630 Tx"
 #define D_SENSOR_SDM630_RX "SDM630 Rx"
+#define D_SENSOR_TX20_TX "TX20 TxD (Black)"
 #define D_SENSOR_TM1638_CLK "TM16 CLK"
 #define D_SENSOR_TM1638_DIO "TM16 DIO"
 #define D_SENSOR_TM1638_STB "TM16 STB"
@@ -536,6 +559,7 @@
 #define D_UNIT_WATT "W"
 #define D_UNIT_WATTHOUR "Wh"
 #define D_UNIT_WATT_METER_QUADRAT "W/m²"
+#define D_UNIT_KMH "kpH"
 
 // Log message prefix
 #define D_LOG_APPLICATION "APP: "  // Application
diff --git a/sonoff/language/pl-PL.h b/sonoff/language/pl-PL.h
index a99b9e9720a2..afd907c1b3dd 100644
--- a/sonoff/language/pl-PL.h
+++ b/sonoff/language/pl-PL.h
@@ -462,6 +462,28 @@
 #define D_HX_CAL_DONE "Calibrated"
 #define D_HX_CAL_FAIL "Calibration failed"
 
+//xsns_91_tx20
+#define D_TX20_NORTH "N"
+#define D_TX20_NORTH_NORTH_EAST "NNE"
+#define D_TX20_NORTH_EAST "NE"
+#define D_TX20_EAST_NORTH_EAST "ENE"
+#define D_TX20_EAST "E"
+#define D_TX20_EAST_SOUTH_EAST "ESE"
+#define D_TX20_SOUTH_EAST "SE"
+#define D_TX20_SOUTH_SOUTH_EAST "SSE"
+#define D_TX20_SOUTH "S"
+#define D_TX20_SOUTH_SOUTH_WEST "SSW"
+#define D_TX20_SOUTH_WEST "SW"
+#define D_TX20_WEST_SOUTH_WEST "WSW"
+#define D_TX20_WEST "W"
+#define D_TX20_WEST_NORTH_WEST "WNW"
+
+#define D_TX20_NORTH_WEST "NW"
+#define D_TX20_NORTH_NORTH_WEST "NNW"
+#define D_TX20_WIND_DIRECTION "Wind Direction"
+#define D_TX20_WIND_SPEED_AVG "Wind Speed Avg"
+#define D_TX20_WIND_SPEED_MAX "Wind Speed Max"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "Brak"
 #define D_SENSOR_DHT11    "DHT11"
@@ -502,6 +524,7 @@
 #define D_SENSOR_SDM120_RX "SDM120 Rx"
 #define D_SENSOR_SDM630_TX "SDM630 Tx"
 #define D_SENSOR_SDM630_RX "SDM630 Rx"
+#define D_SENSOR_TX20_TX "TX20 TxD (Black)"
 #define D_SENSOR_TM1638_CLK "TM16 CLK"
 #define D_SENSOR_TM1638_DIO "TM16 DIO"
 #define D_SENSOR_TM1638_STB "TM16 STB"
@@ -536,6 +559,7 @@
 #define D_UNIT_WATT "W"
 #define D_UNIT_WATTHOUR "Wh"
 #define D_UNIT_WATT_METER_QUADRAT "W/m²"
+#define D_UNIT_KMH "kpH"
 
 // Log message prefix
 #define D_LOG_APPLICATION "APP: "  // Application
diff --git a/sonoff/language/pt-BR.h b/sonoff/language/pt-BR.h
index fa8caec36f5e..09272e0e5cc0 100644
--- a/sonoff/language/pt-BR.h
+++ b/sonoff/language/pt-BR.h
@@ -462,6 +462,28 @@
 #define D_HX_CAL_DONE "Calibrated"
 #define D_HX_CAL_FAIL "Calibration failed"
 
+//xsns_91_tx20
+#define D_TX20_NORTH "N"
+#define D_TX20_NORTH_NORTH_EAST "NNE"
+#define D_TX20_NORTH_EAST "NE"
+#define D_TX20_EAST_NORTH_EAST "ENE"
+#define D_TX20_EAST "E"
+#define D_TX20_EAST_SOUTH_EAST "ESE"
+#define D_TX20_SOUTH_EAST "SE"
+#define D_TX20_SOUTH_SOUTH_EAST "SSE"
+#define D_TX20_SOUTH "S"
+#define D_TX20_SOUTH_SOUTH_WEST "SSW"
+#define D_TX20_SOUTH_WEST "SW"
+#define D_TX20_WEST_SOUTH_WEST "WSW"
+#define D_TX20_WEST "W"
+#define D_TX20_WEST_NORTH_WEST "WNW"
+
+#define D_TX20_NORTH_WEST "NW"
+#define D_TX20_NORTH_NORTH_WEST "NNW"
+#define D_TX20_WIND_DIRECTION "Wind Direction"
+#define D_TX20_WIND_SPEED_AVG "Wind Speed Avg"
+#define D_TX20_WIND_SPEED_MAX "Wind Speed Max"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "Nenhum"
 #define D_SENSOR_DHT11    "DHT11"
@@ -502,6 +524,7 @@
 #define D_SENSOR_SDM120_RX "SDM120 Rx"
 #define D_SENSOR_SDM630_TX "SDM630 Tx"
 #define D_SENSOR_SDM630_RX "SDM630 Rx"
+#define D_SENSOR_TX20_TX "TX20 TxD (Black)"
 #define D_SENSOR_TM1638_CLK "TM16 CLK"
 #define D_SENSOR_TM1638_DIO "TM16 DIO"
 #define D_SENSOR_TM1638_STB "TM16 STB"
@@ -536,6 +559,7 @@
 #define D_UNIT_WATT "W"
 #define D_UNIT_WATTHOUR "W/h"
 #define D_UNIT_WATT_METER_QUADRAT "W/m²"
+#define D_UNIT_KMH "kpH"
 
 // Log message prefix
 #define D_LOG_APPLICATION "APP: "  // Application
diff --git a/sonoff/language/pt-PT.h b/sonoff/language/pt-PT.h
index ae2ee431650a..848f45bcb4b5 100644
--- a/sonoff/language/pt-PT.h
+++ b/sonoff/language/pt-PT.h
@@ -462,6 +462,28 @@
 #define D_HX_CAL_DONE "Calibrated"
 #define D_HX_CAL_FAIL "Calibration failed"
 
+//xsns_91_tx20
+#define D_TX20_NORTH "N"
+#define D_TX20_NORTH_NORTH_EAST "NNE"
+#define D_TX20_NORTH_EAST "NE"
+#define D_TX20_EAST_NORTH_EAST "ENE"
+#define D_TX20_EAST "E"
+#define D_TX20_EAST_SOUTH_EAST "ESE"
+#define D_TX20_SOUTH_EAST "SE"
+#define D_TX20_SOUTH_SOUTH_EAST "SSE"
+#define D_TX20_SOUTH "S"
+#define D_TX20_SOUTH_SOUTH_WEST "SSW"
+#define D_TX20_SOUTH_WEST "SW"
+#define D_TX20_WEST_SOUTH_WEST "WSW"
+#define D_TX20_WEST "W"
+#define D_TX20_WEST_NORTH_WEST "WNW"
+
+#define D_TX20_NORTH_WEST "NW"
+#define D_TX20_NORTH_NORTH_WEST "NNW"
+#define D_TX20_WIND_DIRECTION "Wind Direction"
+#define D_TX20_WIND_SPEED_AVG "Wind Speed Avg"
+#define D_TX20_WIND_SPEED_MAX "Wind Speed Max"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "Nenhum"
 #define D_SENSOR_DHT11    "DHT11"
@@ -502,6 +524,7 @@
 #define D_SENSOR_SDM120_RX "SDM120 Rx"
 #define D_SENSOR_SDM630_TX "SDM630 Tx"
 #define D_SENSOR_SDM630_RX "SDM630 Rx"
+#define D_SENSOR_TX20_TX "TX20 TxD (Black)"
 #define D_SENSOR_TM1638_CLK "TM16 CLK"
 #define D_SENSOR_TM1638_DIO "TM16 DIO"
 #define D_SENSOR_TM1638_STB "TM16 STB"
@@ -536,6 +559,7 @@
 #define D_UNIT_WATT "W"
 #define D_UNIT_WATTHOUR "Wh"
 #define D_UNIT_WATT_METER_QUADRAT "W/m²"
+#define D_UNIT_KMH "kpH"
 
 // Log message prefix
 #define D_LOG_APPLICATION "APP: "  // Application
diff --git a/sonoff/language/ru-RU.h b/sonoff/language/ru-RU.h
index 61c2c2f08a5d..85b52199d0e0 100644
--- a/sonoff/language/ru-RU.h
+++ b/sonoff/language/ru-RU.h
@@ -462,6 +462,28 @@
 #define D_HX_CAL_DONE "Calibrated"
 #define D_HX_CAL_FAIL "Calibration failed"
 
+//xsns_91_tx20
+#define D_TX20_NORTH "N"
+#define D_TX20_NORTH_NORTH_EAST "NNE"
+#define D_TX20_NORTH_EAST "NE"
+#define D_TX20_EAST_NORTH_EAST "ENE"
+#define D_TX20_EAST "E"
+#define D_TX20_EAST_SOUTH_EAST "ESE"
+#define D_TX20_SOUTH_EAST "SE"
+#define D_TX20_SOUTH_SOUTH_EAST "SSE"
+#define D_TX20_SOUTH "S"
+#define D_TX20_SOUTH_SOUTH_WEST "SSW"
+#define D_TX20_SOUTH_WEST "SW"
+#define D_TX20_WEST_SOUTH_WEST "WSW"
+#define D_TX20_WEST "W"
+#define D_TX20_WEST_NORTH_WEST "WNW"
+
+#define D_TX20_NORTH_WEST "NW"
+#define D_TX20_NORTH_NORTH_WEST "NNW"
+#define D_TX20_WIND_DIRECTION "Wind Direction"
+#define D_TX20_WIND_SPEED_AVG "Wind Speed Avg"
+#define D_TX20_WIND_SPEED_MAX "Wind Speed Max"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "-нет-"
 #define D_SENSOR_DHT11    "DHT11"
@@ -502,6 +524,7 @@
 #define D_SENSOR_SDM120_RX "SDM120 Rx"
 #define D_SENSOR_SDM630_TX "SDM630 Tx"
 #define D_SENSOR_SDM630_RX "SDM630 Rx"
+#define D_SENSOR_TX20_TX "TX20 TxD (Black)"
 #define D_SENSOR_TM1638_CLK "TM16 CLK"
 #define D_SENSOR_TM1638_DIO "TM16 DIO"
 #define D_SENSOR_TM1638_STB "TM16 STB"
@@ -536,6 +559,7 @@
 #define D_UNIT_WATT "Вт"
 #define D_UNIT_WATTHOUR "ВтЧ"
 #define D_UNIT_WATT_METER_QUADRAT "W/m²"
+#define D_UNIT_KMH "kpH"
 
 // Log message prefix
 #define D_LOG_APPLICATION "APP: "  // Application
diff --git a/sonoff/language/uk-UK.h b/sonoff/language/uk-UK.h
index 1b075a4b6f8e..57361056742c 100644
--- a/sonoff/language/uk-UK.h
+++ b/sonoff/language/uk-UK.h
@@ -462,6 +462,28 @@
 #define D_HX_CAL_DONE "Calibrated"
 #define D_HX_CAL_FAIL "Calibration failed"
 
+//xsns_91_tx20
+#define D_TX20_NORTH "N"
+#define D_TX20_NORTH_NORTH_EAST "NNE"
+#define D_TX20_NORTH_EAST "NE"
+#define D_TX20_EAST_NORTH_EAST "ENE"
+#define D_TX20_EAST "E"
+#define D_TX20_EAST_SOUTH_EAST "ESE"
+#define D_TX20_SOUTH_EAST "SE"
+#define D_TX20_SOUTH_SOUTH_EAST "SSE"
+#define D_TX20_SOUTH "S"
+#define D_TX20_SOUTH_SOUTH_WEST "SSW"
+#define D_TX20_SOUTH_WEST "SW"
+#define D_TX20_WEST_SOUTH_WEST "WSW"
+#define D_TX20_WEST "W"
+#define D_TX20_WEST_NORTH_WEST "WNW"
+
+#define D_TX20_NORTH_WEST "NW"
+#define D_TX20_NORTH_NORTH_WEST "NNW"
+#define D_TX20_WIND_DIRECTION "Wind Direction"
+#define D_TX20_WIND_SPEED_AVG "Wind Speed Avg"
+#define D_TX20_WIND_SPEED_MAX "Wind Speed Max"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "-відсутньо-"
 #define D_SENSOR_DHT11    "DHT11"
@@ -502,6 +524,7 @@
 #define D_SENSOR_SDM120_RX "SDM120 Rx"
 #define D_SENSOR_SDM630_TX "SDM630 Tx"
 #define D_SENSOR_SDM630_RX "SDM630 Rx"
+#define D_SENSOR_TX20_TX "TX20 TxD (Black)"
 #define D_SENSOR_TM1638_CLK "TM16 CLK"
 #define D_SENSOR_TM1638_DIO "TM16 DIO"
 #define D_SENSOR_TM1638_STB "TM16 STB"
@@ -536,6 +559,7 @@
 #define D_UNIT_WATT "Вт"
 #define D_UNIT_WATTHOUR "ВтГод"
 #define D_UNIT_WATT_METER_QUADRAT "W/m²"
+#define D_UNIT_KMH "kpH"
 
 // Log message prefix
 #define D_LOG_APPLICATION "APP: "  // Application
diff --git a/sonoff/language/zh-CN.h b/sonoff/language/zh-CN.h
index 63f687f3ebdc..5d24e336cfd4 100644
--- a/sonoff/language/zh-CN.h
+++ b/sonoff/language/zh-CN.h
@@ -462,6 +462,28 @@
 #define D_HX_CAL_DONE "Calibrated"
 #define D_HX_CAL_FAIL "Calibration failed"
 
+//xsns_91_tx20
+#define D_TX20_NORTH "N"
+#define D_TX20_NORTH_NORTH_EAST "NNE"
+#define D_TX20_NORTH_EAST "NE"
+#define D_TX20_EAST_NORTH_EAST "ENE"
+#define D_TX20_EAST "E"
+#define D_TX20_EAST_SOUTH_EAST "ESE"
+#define D_TX20_SOUTH_EAST "SE"
+#define D_TX20_SOUTH_SOUTH_EAST "SSE"
+#define D_TX20_SOUTH "S"
+#define D_TX20_SOUTH_SOUTH_WEST "SSW"
+#define D_TX20_SOUTH_WEST "SW"
+#define D_TX20_WEST_SOUTH_WEST "WSW"
+#define D_TX20_WEST "W"
+#define D_TX20_WEST_NORTH_WEST "WNW"
+
+#define D_TX20_NORTH_WEST "NW"
+#define D_TX20_NORTH_NORTH_WEST "NNW"
+#define D_TX20_WIND_DIRECTION "Wind Direction"
+#define D_TX20_WIND_SPEED_AVG "Wind Speed Avg"
+#define D_TX20_WIND_SPEED_MAX "Wind Speed Max"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "无"
 #define D_SENSOR_DHT11    "DHT11"
@@ -502,6 +524,7 @@
 #define D_SENSOR_SDM120_RX "SDM120 Rx"
 #define D_SENSOR_SDM630_TX "SDM630 Tx"
 #define D_SENSOR_SDM630_RX "SDM630 Rx"
+#define D_SENSOR_TX20_TX "TX20 TxD (Black)"
 #define D_SENSOR_TM1638_CLK "TM16 CLK"
 #define D_SENSOR_TM1638_DIO "TM16 DIO"
 #define D_SENSOR_TM1638_STB "TM16 STB"
@@ -536,6 +559,7 @@
 #define D_UNIT_WATTHOUR "瓦时"
 #define D_UNIT_HERTZ "赫兹"
 #define D_UNIT_WATT_METER_QUADRAT "W/m²"
+#define D_UNIT_KMH "kpH"
 
 // Log message prefix
 #define D_LOG_APPLICATION "APP: "  // Application
diff --git a/sonoff/language/zh-TW.h b/sonoff/language/zh-TW.h
index 89222d077bd8..d35751bed646 100644
--- a/sonoff/language/zh-TW.h
+++ b/sonoff/language/zh-TW.h
@@ -462,6 +462,28 @@
 #define D_HX_CAL_DONE "Calibrated"
 #define D_HX_CAL_FAIL "Calibration failed"
 
+//xsns_91_tx20
+#define D_TX20_NORTH "N"
+#define D_TX20_NORTH_NORTH_EAST "NNE"
+#define D_TX20_NORTH_EAST "NE"
+#define D_TX20_EAST_NORTH_EAST "ENE"
+#define D_TX20_EAST "E"
+#define D_TX20_EAST_SOUTH_EAST "ESE"
+#define D_TX20_SOUTH_EAST "SE"
+#define D_TX20_SOUTH_SOUTH_EAST "SSE"
+#define D_TX20_SOUTH "S"
+#define D_TX20_SOUTH_SOUTH_WEST "SSW"
+#define D_TX20_SOUTH_WEST "SW"
+#define D_TX20_WEST_SOUTH_WEST "WSW"
+#define D_TX20_WEST "W"
+#define D_TX20_WEST_NORTH_WEST "WNW"
+
+#define D_TX20_NORTH_WEST "NW"
+#define D_TX20_NORTH_NORTH_WEST "NNW"
+#define D_TX20_WIND_DIRECTION "Wind Direction"
+#define D_TX20_WIND_SPEED_AVG "Wind Speed Avg"
+#define D_TX20_WIND_SPEED_MAX "Wind Speed Max"
+
 // sonoff_template.h
 #define D_SENSOR_NONE     "None"
 #define D_SENSOR_DHT11    "DHT11"
@@ -502,6 +524,7 @@
 #define D_SENSOR_SDM120_RX "SDM120 Rx"
 #define D_SENSOR_SDM630_TX "SDM630 Tx"
 #define D_SENSOR_SDM630_RX "SDM630 Rx"
+#define D_SENSOR_TX20_TX "TX20 TxD (Black)"
 #define D_SENSOR_TM1638_CLK "TM16 CLK"
 #define D_SENSOR_TM1638_DIO "TM16 DIO"
 #define D_SENSOR_TM1638_STB "TM16 STB"
@@ -536,6 +559,7 @@
 #define D_UNIT_WATT "瓦"
 #define D_UNIT_WATTHOUR "瓦時"
 #define D_UNIT_WATT_METER_QUADRAT "W/m²"
+#define D_UNIT_KMH "kpH"
 
 // Log message prefix
 #define D_LOG_APPLICATION "APP: "  // Application
diff --git a/sonoff/sonoff.ino b/sonoff/sonoff.ino
index edb9253fb7e0..278af4c538c7 100755
--- a/sonoff/sonoff.ino
+++ b/sonoff/sonoff.ino
@@ -2726,4 +2726,5 @@ void loop()
 
 //  yield();     // yield == delay(0), delay contains yield, auto yield in loop
   delay(sleep);  // https://github.com/esp8266/Arduino/issues/2021
+  XsnsCall(FUNC_LOOP);
 }
diff --git a/sonoff/sonoff_template.h b/sonoff/sonoff_template.h
index ad2a44e6bcb3..1cafc241cdf8 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;
 
 /********************************************************************************************/
 
diff --git a/sonoff/xsns_91_tx20.ino b/sonoff/xsns_91_tx20.ino
new file mode 100644
index 000000000000..c349040e11ac
--- /dev/null
+++ b/sonoff/xsns_91_tx20.ino
@@ -0,0 +1,204 @@
+/*
+  xsns_91_Tx20.ino - Tx20 wind sensor
+  support for Sonoff-Tasmota
+
+  Copyright (C) 2018  Thomas Eckerstorfer and Theo Arends
+  based on https://github.com/bunnyhu/ESP8266_TX20_wind_sensor/
+  http://blog.bubux.de/windsensor-tx20-mit-esp8266/
+
+  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/>.
+  */
+
+/*********************************************************************************************\
+ * Tx20 wind sensor
+ \*********************************************************************************************/
+
+#ifdef USE_WEBSERVER
+
+const char HTTP_SNS_TX20[] PROGMEM = "%s"
+   "{s} " D_TX20_WIND_SPEED_AVG "{m}%s " D_UNIT_KMH "{e}"
+   "{s} " D_TX20_WIND_SPEED_MAX "{m}%s " D_UNIT_KMH "{e}"
+   "{s} " D_TX20_WIND_DIRECTION "{m}%s {e}";
+
+#endif  // USE_WEBSERVER
+
+const char TX20_Directions[16][4] = {
+    {D_TX20_NORTH},      {D_TX20_NORTH_NORTH_EAST},
+    {D_TX20_NORTH_EAST}, {D_TX20_EAST_NORTH_EAST},
+    {D_TX20_EAST},       {D_TX20_EAST_SOUTH_EAST},
+    {D_TX20_SOUTH_EAST}, {D_TX20_SOUTH_SOUTH_EAST},
+    {D_TX20_SOUTH},      {D_TX20_SOUTH_SOUTH_WEST},
+    {D_TX20_SOUTH_WEST}, {D_TX20_WEST_SOUTH_WEST},
+    {D_TX20_WEST},       {D_TX20_NORTH_NORTH_WEST},
+    {D_TX20_NORTH_WEST}, {D_TX20_NORTH_NORTH_WEST}};
+
+unsigned char chk;
+unsigned char sa, sb, sd, se;
+unsigned int sc, sf, dpin;
+boolean validData = false;
+boolean showData = false;
+float wind_speed_max = 0;
+float wind_sum = 0;
+float count = 0;
+float wind_speed_kmh = 0;
+
+boolean readTX20() {
+  int bitcount = 0;
+
+  sa = sb = sd = se = 0;
+  sc = 0;
+  sf = 0;
+  String tx20RawDataS = "";
+  // delayMicroseconds(2000);
+
+  for (bitcount = 41; bitcount > 0; bitcount--) {
+    dpin = (digitalRead(pin[GPIO_TX20_TXD_BLACK]));
+    if (!dpin) {
+      tx20RawDataS += "1";
+    } else {
+      tx20RawDataS += "0";
+    }
+    if ((bitcount == 41 - 4) || (bitcount == 41 - 8) || (bitcount == 41 - 20) ||
+        (bitcount == 41 - 24) || (bitcount == 41 - 28)) {
+      tx20RawDataS += " ";
+    }
+    if (bitcount > 41 - 5) {
+      // start, inverted
+      sa = (sa << 1) | (dpin ^ 1);
+    } else if (bitcount > 41 - 5 - 4) {
+      // wind dir, inverted
+      sb = sb >> 1 | ((dpin ^ 1) << 3);
+    } else if (bitcount > 41 - 5 - 4 - 12) {
+      // windspeed, inverted
+      sc = sc >> 1 | ((dpin ^ 1) << 11);
+    } else if (bitcount > 41 - 5 - 4 - 12 - 4) {
+      // checksum, inverted
+      sd = sd >> 1 | ((dpin ^ 1) << 3);
+    } else if (bitcount > 41 - 5 - 4 - 12 - 4 - 4) {
+      // wind dir
+      se = se >> 1 | (dpin << 3);
+    } else {
+      // windspeed
+      sf = sf >> 1 | (dpin << 11);
+    }
+
+    delayMicroseconds(1220);
+  }
+  chk = (sb + (sc & 0xf) + ((sc >> 4) & 0xf) + ((sc >> 8) & 0xf));
+  chk &= 0xf;
+
+  if ((chk == sd) &&
+      (sc < 400)) {  // if checksum seems to be ok and wind speed below 40 m/s
+    return true;
+  } else {
+    return false;
+  }
+}
+
+void Tx20Init() {
+  if (pin[GPIO_TX20_TXD_BLACK] < 99) {
+    AddLog(LOG_LEVEL_DEBUG);
+    pinMode(pin[GPIO_TX20_TXD_BLACK], INPUT);
+  }
+}
+
+void Tx20Read() {
+  if (digitalRead(pin[GPIO_TX20_TXD_BLACK]) == 1) {
+    validData = readTX20();
+    if (validData) {
+      count++;
+      float dir_now = float(sb) * 22.5;
+      float kmph = 0.36;
+      wind_speed_kmh = kmph * float(sc);
+      if (wind_speed_kmh > wind_speed_max) {
+        wind_speed_max = wind_speed_kmh;
+      }
+      wind_sum += wind_speed_kmh;
+      showData = true;
+    }
+  }
+}
+
+void Tx20Show(boolean json) {
+  char wind_speed_string[10];
+  char wind_speed_max_string[10];
+  char wind_speed_avg_string[10];
+  const char *wind_direction;
+
+  if (showData) {
+    wind_direction = TX20_Directions[sb];
+    dtostrf(wind_speed_kmh, 1, 2, wind_speed_string);
+    dtostrf(wind_speed_max, 1, 2, wind_speed_max_string);
+
+    snprintf_P(log_data, sizeof(log_data), PSTR("Wind direction: %s"),
+               wind_direction);
+    AddLog(LOG_LEVEL_DEBUG);
+    snprintf_P(log_data, sizeof(log_data), PSTR("Wind max: %s km/h"),
+               wind_speed_max_string);
+    AddLog(LOG_LEVEL_DEBUG);
+    snprintf_P(log_data, sizeof(log_data), PSTR("Wind speed: %s km/h"),
+               wind_speed_string);
+    AddLog(LOG_LEVEL_DEBUG);
+    dtostrf(wind_sum / count, 1, 2, wind_speed_avg_string);
+    snprintf_P(log_data, sizeof(log_data), PSTR("Wind avg: %s km/h"),
+               wind_speed_avg_string);
+    AddLog(LOG_LEVEL_DEBUG);
+
+    if (json) {
+      snprintf_P(mqtt_data, sizeof(mqtt_data),
+                 PSTR("%s,\"TX20\":{\"SPEED_AVG:\":%s, \"SPEED_MAX\":%s, "
+                      "\"DIRECTION\":\"%s\"}"),
+                 mqtt_data, wind_speed_avg_string, wind_speed_max_string,
+                 wind_direction);
+#ifdef USE_WEBSERVER
+    } else {
+      snprintf_P(mqtt_data, sizeof(mqtt_data), HTTP_SNS_TX20,
+                 mqtt_data, wind_speed_avg_string, wind_speed_max_string, wind_direction);
+
+#endif  // USE_WEBSERVER
+    }
+
+    // showData = false;
+    count = 0;
+    wind_sum = 0;
+    wind_speed_max = 0;
+  }
+}
+
+  /*********************************************************************************************\
+   * Interface
+   \*********************************************************************************************/
+
+#define XSNS_91
+
+boolean Xsns91(byte function) {
+  boolean result = false;
+  switch (function) {
+    case FUNC_INIT:
+      Tx20Init();
+      break;
+    case FUNC_LOOP:
+      Tx20Read();
+      break;
+    case FUNC_JSON_APPEND:
+      Tx20Show(1);
+      break;
+#ifdef USE_WEBSERVER
+    case FUNC_WEB_APPEND:
+      Tx20Show(0);
+      break;
+#endif  // USE_WEBSERVER
+  }
+  return result;
+}

From ed2044f5afaa6369a4434628f76d1e3d6bf024aa Mon Sep 17 00:00:00 2001
From: Thomas Eckerstorfer <eckerstorfer.thomas@gmail.com>
Date: Sat, 7 Jul 2018 00:50:05 +0200
Subject: [PATCH 2/3] updated language files

---
 sonoff/language/bg-BG.h | 2 +-
 sonoff/language/cs-CZ.h | 2 +-
 sonoff/language/de-DE.h | 2 +-
 sonoff/language/el-GR.h | 2 +-
 sonoff/language/en-GB.h | 2 +-
 sonoff/language/es-AR.h | 2 +-
 sonoff/language/fr-FR.h | 2 +-
 sonoff/language/hu-HU.h | 2 +-
 sonoff/language/it-IT.h | 2 +-
 sonoff/language/nl-NL.h | 2 +-
 sonoff/language/pl-PL.h | 2 +-
 sonoff/language/pt-BR.h | 2 +-
 sonoff/language/pt-PT.h | 2 +-
 sonoff/language/ru-RU.h | 2 +-
 sonoff/language/uk-UK.h | 2 +-
 sonoff/language/zh-CN.h | 2 +-
 sonoff/language/zh-TW.h | 2 +-
 17 files changed, 17 insertions(+), 17 deletions(-)

diff --git a/sonoff/language/bg-BG.h b/sonoff/language/bg-BG.h
index 9e852273f51a..48ef43f679bf 100644
--- a/sonoff/language/bg-BG.h
+++ b/sonoff/language/bg-BG.h
@@ -524,7 +524,7 @@
 #define D_SENSOR_SDM120_RX "SDM120 Rx"
 #define D_SENSOR_SDM630_TX "SDM630 Tx"
 #define D_SENSOR_SDM630_RX "SDM630 Rx"
-#define D_SENSOR_TX20_TX "TX20 TxD (Black)"
+#define D_SENSOR_TX20_TX "TX20 TxD"
 #define D_SENSOR_TM1638_CLK "TM16 CLK"
 #define D_SENSOR_TM1638_DIO "TM16 DIO"
 #define D_SENSOR_TM1638_STB "TM16 STB"
diff --git a/sonoff/language/cs-CZ.h b/sonoff/language/cs-CZ.h
index b6a7e5e5b258..4534b7d715d5 100644
--- a/sonoff/language/cs-CZ.h
+++ b/sonoff/language/cs-CZ.h
@@ -524,7 +524,7 @@
 #define D_SENSOR_SDM120_RX "SDM120 Rx"
 #define D_SENSOR_SDM630_TX "SDM630 Tx"
 #define D_SENSOR_SDM630_RX "SDM630 Rx"
-#define D_SENSOR_TX20_TX "TX20 TxD (Black)"
+#define D_SENSOR_TX20_TX "TX20 TxD"
 #define D_SENSOR_TM1638_CLK "TM16 CLK"
 #define D_SENSOR_TM1638_DIO "TM16 DIO"
 #define D_SENSOR_TM1638_STB "TM16 STB"
diff --git a/sonoff/language/de-DE.h b/sonoff/language/de-DE.h
index 2c66503e5ffc..68b8123ea0d0 100644
--- a/sonoff/language/de-DE.h
+++ b/sonoff/language/de-DE.h
@@ -524,7 +524,7 @@
 #define D_SENSOR_SDM120_RX "SDM120 Rx"
 #define D_SENSOR_SDM630_TX "SDM630 Tx"
 #define D_SENSOR_SDM630_RX "SDM630 Rx"
-#define D_SENSOR_TX20_TX "TX20 TxD (Black)"
+#define D_SENSOR_TX20_TX "TX20 TxD"
 #define D_SENSOR_TM1638_CLK "TM16 CLK"
 #define D_SENSOR_TM1638_DIO "TM16 DIO"
 #define D_SENSOR_TM1638_STB "TM16 STB"
diff --git a/sonoff/language/el-GR.h b/sonoff/language/el-GR.h
index 535b4123968b..da01d4218253 100644
--- a/sonoff/language/el-GR.h
+++ b/sonoff/language/el-GR.h
@@ -524,7 +524,7 @@
 #define D_SENSOR_SDM120_RX "SDM120 Rx"
 #define D_SENSOR_SDM630_TX "SDM630 Tx"
 #define D_SENSOR_SDM630_RX "SDM630 Rx"
-#define D_SENSOR_TX20_TX "TX20 TxD (Black)"
+#define D_SENSOR_TX20_TX "TX20 TxD"
 #define D_SENSOR_TM1638_CLK "TM16 CLK"
 #define D_SENSOR_TM1638_DIO "TM16 DIO"
 #define D_SENSOR_TM1638_STB "TM16 STB"
diff --git a/sonoff/language/en-GB.h b/sonoff/language/en-GB.h
index af2fb05d689b..585600fcc599 100644
--- a/sonoff/language/en-GB.h
+++ b/sonoff/language/en-GB.h
@@ -524,7 +524,7 @@
 #define D_SENSOR_SDM120_RX "SDM120 Rx"
 #define D_SENSOR_SDM630_TX "SDM630 Tx"
 #define D_SENSOR_SDM630_RX "SDM630 Rx"
-#define D_SENSOR_TX20_TX "TX20 TxD (Black)"
+#define D_SENSOR_TX20_TX "TX20 TxD"
 #define D_SENSOR_TM1638_CLK "TM16 CLK"
 #define D_SENSOR_TM1638_DIO "TM16 DIO"
 #define D_SENSOR_TM1638_STB "TM16 STB"
diff --git a/sonoff/language/es-AR.h b/sonoff/language/es-AR.h
index aa53d266f4d3..d41e141b2e12 100644
--- a/sonoff/language/es-AR.h
+++ b/sonoff/language/es-AR.h
@@ -524,7 +524,7 @@
 #define D_SENSOR_SDM120_RX "SDM120 Rx"
 #define D_SENSOR_SDM630_TX "SDM630 Tx"
 #define D_SENSOR_SDM630_RX "SDM630 Rx"
-#define D_SENSOR_TX20_TX "TX20 TxD (Black)"
+#define D_SENSOR_TX20_TX "TX20 TxD"
 #define D_SENSOR_TM1638_CLK "TM16 CLK"
 #define D_SENSOR_TM1638_DIO "TM16 DIO"
 #define D_SENSOR_TM1638_STB "TM16 STB"
diff --git a/sonoff/language/fr-FR.h b/sonoff/language/fr-FR.h
index 37b21381cc2a..f3394a740aa1 100644
--- a/sonoff/language/fr-FR.h
+++ b/sonoff/language/fr-FR.h
@@ -524,7 +524,7 @@
 #define D_SENSOR_SDM120_RX "SDM120 Rx"
 #define D_SENSOR_SDM630_TX "SDM630 Tx"
 #define D_SENSOR_SDM630_RX "SDM630 Rx"
-#define D_SENSOR_TX20_TX "TX20 TxD (Black)"
+#define D_SENSOR_TX20_TX "TX20 TxD"
 #define D_SENSOR_TM1638_CLK "TM16 CLK"
 #define D_SENSOR_TM1638_DIO "TM16 DIO"
 #define D_SENSOR_TM1638_STB "TM16 STB"
diff --git a/sonoff/language/hu-HU.h b/sonoff/language/hu-HU.h
index 3f366c042562..0c479cf2b7c9 100644
--- a/sonoff/language/hu-HU.h
+++ b/sonoff/language/hu-HU.h
@@ -524,7 +524,7 @@
 #define D_SENSOR_SDM120_RX "SDM120 Rx"
 #define D_SENSOR_SDM630_TX "SDM630 Tx"
 #define D_SENSOR_SDM630_RX "SDM630 Rx"
-#define D_SENSOR_TX20_TX "TX20 TxD (Black)"
+#define D_SENSOR_TX20_TX "TX20 TxD"
 #define D_SENSOR_TM1638_CLK "TM16 CLK"
 #define D_SENSOR_TM1638_DIO "TM16 DIO"
 #define D_SENSOR_TM1638_STB "TM16 STB"
diff --git a/sonoff/language/it-IT.h b/sonoff/language/it-IT.h
index 8f99d5910c5d..4f857480b576 100644
--- a/sonoff/language/it-IT.h
+++ b/sonoff/language/it-IT.h
@@ -524,7 +524,7 @@
 #define D_SENSOR_SDM120_RX "SDM120 Rx"
 #define D_SENSOR_SDM630_TX "SDM630 Tx"
 #define D_SENSOR_SDM630_RX "SDM630 Rx"
-#define D_SENSOR_TX20_TX "TX20 TxD (Black)"
+#define D_SENSOR_TX20_TX "TX20 TxD"
 #define D_SENSOR_TM1638_CLK "TM16 CLK"
 #define D_SENSOR_TM1638_DIO "TM16 DIO"
 #define D_SENSOR_TM1638_STB "TM16 STB"
diff --git a/sonoff/language/nl-NL.h b/sonoff/language/nl-NL.h
index 42e3a59e21dc..7f8914fb58d6 100644
--- a/sonoff/language/nl-NL.h
+++ b/sonoff/language/nl-NL.h
@@ -524,7 +524,7 @@
 #define D_SENSOR_SDM120_RX "SDM120 Rx"
 #define D_SENSOR_SDM630_TX "SDM630 Tx"
 #define D_SENSOR_SDM630_RX "SDM630 Rx"
-#define D_SENSOR_TX20_TX "TX20 TxD (Black)"
+#define D_SENSOR_TX20_TX "TX20 TxD"
 #define D_SENSOR_TM1638_CLK "TM16 CLK"
 #define D_SENSOR_TM1638_DIO "TM16 DIO"
 #define D_SENSOR_TM1638_STB "TM16 STB"
diff --git a/sonoff/language/pl-PL.h b/sonoff/language/pl-PL.h
index afd907c1b3dd..3806646139e6 100644
--- a/sonoff/language/pl-PL.h
+++ b/sonoff/language/pl-PL.h
@@ -524,7 +524,7 @@
 #define D_SENSOR_SDM120_RX "SDM120 Rx"
 #define D_SENSOR_SDM630_TX "SDM630 Tx"
 #define D_SENSOR_SDM630_RX "SDM630 Rx"
-#define D_SENSOR_TX20_TX "TX20 TxD (Black)"
+#define D_SENSOR_TX20_TX "TX20 TxD"
 #define D_SENSOR_TM1638_CLK "TM16 CLK"
 #define D_SENSOR_TM1638_DIO "TM16 DIO"
 #define D_SENSOR_TM1638_STB "TM16 STB"
diff --git a/sonoff/language/pt-BR.h b/sonoff/language/pt-BR.h
index 09272e0e5cc0..164326b4095f 100644
--- a/sonoff/language/pt-BR.h
+++ b/sonoff/language/pt-BR.h
@@ -524,7 +524,7 @@
 #define D_SENSOR_SDM120_RX "SDM120 Rx"
 #define D_SENSOR_SDM630_TX "SDM630 Tx"
 #define D_SENSOR_SDM630_RX "SDM630 Rx"
-#define D_SENSOR_TX20_TX "TX20 TxD (Black)"
+#define D_SENSOR_TX20_TX "TX20 TxD"
 #define D_SENSOR_TM1638_CLK "TM16 CLK"
 #define D_SENSOR_TM1638_DIO "TM16 DIO"
 #define D_SENSOR_TM1638_STB "TM16 STB"
diff --git a/sonoff/language/pt-PT.h b/sonoff/language/pt-PT.h
index 848f45bcb4b5..e014d6922857 100644
--- a/sonoff/language/pt-PT.h
+++ b/sonoff/language/pt-PT.h
@@ -524,7 +524,7 @@
 #define D_SENSOR_SDM120_RX "SDM120 Rx"
 #define D_SENSOR_SDM630_TX "SDM630 Tx"
 #define D_SENSOR_SDM630_RX "SDM630 Rx"
-#define D_SENSOR_TX20_TX "TX20 TxD (Black)"
+#define D_SENSOR_TX20_TX "TX20 TxD"
 #define D_SENSOR_TM1638_CLK "TM16 CLK"
 #define D_SENSOR_TM1638_DIO "TM16 DIO"
 #define D_SENSOR_TM1638_STB "TM16 STB"
diff --git a/sonoff/language/ru-RU.h b/sonoff/language/ru-RU.h
index 85b52199d0e0..5670da739e49 100644
--- a/sonoff/language/ru-RU.h
+++ b/sonoff/language/ru-RU.h
@@ -524,7 +524,7 @@
 #define D_SENSOR_SDM120_RX "SDM120 Rx"
 #define D_SENSOR_SDM630_TX "SDM630 Tx"
 #define D_SENSOR_SDM630_RX "SDM630 Rx"
-#define D_SENSOR_TX20_TX "TX20 TxD (Black)"
+#define D_SENSOR_TX20_TX "TX20 TxD"
 #define D_SENSOR_TM1638_CLK "TM16 CLK"
 #define D_SENSOR_TM1638_DIO "TM16 DIO"
 #define D_SENSOR_TM1638_STB "TM16 STB"
diff --git a/sonoff/language/uk-UK.h b/sonoff/language/uk-UK.h
index 57361056742c..4bc8d048261f 100644
--- a/sonoff/language/uk-UK.h
+++ b/sonoff/language/uk-UK.h
@@ -524,7 +524,7 @@
 #define D_SENSOR_SDM120_RX "SDM120 Rx"
 #define D_SENSOR_SDM630_TX "SDM630 Tx"
 #define D_SENSOR_SDM630_RX "SDM630 Rx"
-#define D_SENSOR_TX20_TX "TX20 TxD (Black)"
+#define D_SENSOR_TX20_TX "TX20 TxD"
 #define D_SENSOR_TM1638_CLK "TM16 CLK"
 #define D_SENSOR_TM1638_DIO "TM16 DIO"
 #define D_SENSOR_TM1638_STB "TM16 STB"
diff --git a/sonoff/language/zh-CN.h b/sonoff/language/zh-CN.h
index 5d24e336cfd4..0c913822a7f3 100644
--- a/sonoff/language/zh-CN.h
+++ b/sonoff/language/zh-CN.h
@@ -524,7 +524,7 @@
 #define D_SENSOR_SDM120_RX "SDM120 Rx"
 #define D_SENSOR_SDM630_TX "SDM630 Tx"
 #define D_SENSOR_SDM630_RX "SDM630 Rx"
-#define D_SENSOR_TX20_TX "TX20 TxD (Black)"
+#define D_SENSOR_TX20_TX "TX20 TxD"
 #define D_SENSOR_TM1638_CLK "TM16 CLK"
 #define D_SENSOR_TM1638_DIO "TM16 DIO"
 #define D_SENSOR_TM1638_STB "TM16 STB"
diff --git a/sonoff/language/zh-TW.h b/sonoff/language/zh-TW.h
index d35751bed646..ed734caeff6d 100644
--- a/sonoff/language/zh-TW.h
+++ b/sonoff/language/zh-TW.h
@@ -524,7 +524,7 @@
 #define D_SENSOR_SDM120_RX "SDM120 Rx"
 #define D_SENSOR_SDM630_TX "SDM630 Tx"
 #define D_SENSOR_SDM630_RX "SDM630 Rx"
-#define D_SENSOR_TX20_TX "TX20 TxD (Black)"
+#define D_SENSOR_TX20_TX "TX20 TxD Black"
 #define D_SENSOR_TM1638_CLK "TM16 CLK"
 #define D_SENSOR_TM1638_DIO "TM16 DIO"
 #define D_SENSOR_TM1638_STB "TM16 STB"

From 7c9de92d321a3b2d87ff5aaef6f75a4a915dcbdf Mon Sep 17 00:00:00 2001
From: Thomas Eckerstorfer <eckerstorfer.thomas@gmail.com>
Date: Sat, 20 Oct 2018 09:54:56 +0200
Subject: [PATCH 3/3] Added possibility to disable sensor.

---
 sonoff/user_config.h    | 2 ++
 sonoff/xsns_91_tx20.ino | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/sonoff/user_config.h b/sonoff/user_config.h
index 32fbaa8ca0ce..d2d7eb015614 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                     // TX20 Wind sensor (+1k5 code)
+
 /*********************************************************************************************\
  * Debug features are only supported in development branch
 \*********************************************************************************************/
diff --git a/sonoff/xsns_91_tx20.ino b/sonoff/xsns_91_tx20.ino
index c349040e11ac..fdbee8479cce 100644
--- a/sonoff/xsns_91_tx20.ino
+++ b/sonoff/xsns_91_tx20.ino
@@ -23,6 +23,7 @@
 /*********************************************************************************************\
  * Tx20 wind sensor
  \*********************************************************************************************/
+#ifdef USE_TX20_wind_sensor
 
 #ifdef USE_WEBSERVER
 
@@ -202,3 +203,4 @@ boolean Xsns91(byte function) {
   }
   return result;
 }
+#endif  // USE_TX20_wind_sensor
\ No newline at end of file