Add support for La Crosse TX23 Anemometer (#3146)

This commit is contained in:
Norbert Richter 2020-02-20 18:50:43 +01:00
parent e9c7026e82
commit ea99cdce57
27 changed files with 241 additions and 134 deletions

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@ -564,7 +564,7 @@
#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"
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"
#define D_SENSOR_TUYA_TX "Tuya Tx"

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@ -564,7 +564,7 @@
#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"
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"
#define D_SENSOR_TUYA_TX "Tuya Tx"

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@ -564,7 +564,7 @@
#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"
#define D_SENSOR_TX20_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"
#define D_SENSOR_TUYA_TX "Tuya Tx"

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@ -564,7 +564,7 @@
#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"
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"
#define D_SENSOR_TUYA_TX "Tuya Tx"

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@ -564,7 +564,7 @@
#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"
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"
#define D_SENSOR_TUYA_TX "Tuya Tx"

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@ -564,7 +564,7 @@
#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"
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"
#define D_SENSOR_TUYA_TX "Tuya Tx"

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@ -564,7 +564,7 @@
#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"
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RF TX"
#define D_SENSOR_RFRECV "RF RX"
#define D_SENSOR_TUYA_TX "Tuya TX"

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@ -564,7 +564,7 @@
#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"
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"
#define D_SENSOR_TUYA_TX "Tuya Tx"

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@ -564,7 +564,7 @@
#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"
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"
#define D_SENSOR_TUYA_TX "Tuya Tx"

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@ -564,7 +564,7 @@
#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"
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"
#define D_SENSOR_TUYA_TX "Tuya Tx"

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@ -564,7 +564,7 @@
#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"
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"
#define D_SENSOR_TUYA_TX "Tuya Tx"

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@ -564,7 +564,7 @@
#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"
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"
#define D_SENSOR_TUYA_TX "Tuya Tx"

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@ -564,7 +564,7 @@
#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"
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"
#define D_SENSOR_TUYA_TX "Tuya Tx"

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@ -564,7 +564,7 @@
#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"
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"
#define D_SENSOR_TUYA_TX "Tuya Tx"

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@ -564,7 +564,7 @@
#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"
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"
#define D_SENSOR_TUYA_TX "Tuya Tx"

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@ -564,7 +564,7 @@
#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"
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"
#define D_SENSOR_TUYA_TX "Tuya Tx"

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@ -564,7 +564,7 @@
#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"
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"
#define D_SENSOR_TUYA_TX "Tuya Tx"

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@ -564,7 +564,7 @@
#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"
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"
#define D_SENSOR_TUYA_TX "Tuya Tx"

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@ -564,7 +564,7 @@
#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"
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"
#define D_SENSOR_TUYA_TX "Tuya Tx"

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@ -564,7 +564,7 @@
#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"
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFRecv"
#define D_SENSOR_TUYA_TX "Tuya Tx"

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@ -564,7 +564,7 @@
#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"
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"
#define D_SENSOR_TUYA_TX "Tuya Tx"

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@ -564,7 +564,7 @@
#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"
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"
#define D_SENSOR_TUYA_TX "Tuya Tx"

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@ -618,7 +618,9 @@
#define USE_HX711 // Add support for HX711 load cell (+1k5 code)
// #define USE_HX711_GUI // Add optional web GUI to HX711 as scale (+1k8 code)
//#define USE_TX20_WIND_SENSOR // Add support for La Crosse TX20 anemometer (+2k code)
// Select none or only one of the below defines
//#define USE_TX20_WIND_SENSOR // Add support for La Crosse TX20 anemometer (+1k3 code)
//#define USE_TX23_WIND_SENSOR // Add support for La Crosse TX23 anemometer (+1k4 code)
//#define USE_RC_SWITCH // Add support for RF transceiver using library RcSwitch (+2k7 code, 460 iram)

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@ -367,7 +367,7 @@ void GetFeatures(void)
#ifdef USE_PZEM_DC
feature_sns2 |= 0x00001000; // xnrg_06_pzem_dc.ino
#endif
#ifdef USE_TX20_WIND_SENSOR
#if defined(USE_TX20_WIND_SENSOR) || defined(USE_TX23_WIND_SENSOR)
feature_sns2 |= 0x00002000; // xsns_35_tx20.ino
#endif
#ifdef USE_MGC3130

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@ -212,7 +212,8 @@ extern "C" void custom_crash_callback(struct rst_info * rst_info, uint32_t stack
#define USE_TM1638 // Add support for TM1638 switches copying Switch1 .. Switch8 (+1k code)
#define USE_HX711 // Add support for HX711 load cell (+1k5 code)
//#define USE_HX711_GUI // Add optional web GUI to HX711 as scale (+1k8 code)
//#define USE_TX20_WIND_SENSOR // Add support for La Crosse TX20 anemometer (+2k code)
//#define USE_TX20_WIND_SENSOR // Add support for La Crosse TX20 anemometer (+1k3 code)
//#define USE_TX23_WIND_SENSOR // Add support for La Crosse TX23 anemometer (+1k4 code)
#define USE_RC_SWITCH // Add support for RF transceiver using library RcSwitch (+2k7 code, 460 iram)
#define USE_RF_SENSOR // Add support for RF sensor receiver (434MHz or 868MHz) (+0k8 code)
// #define USE_THEO_V2 // Add support for decoding Theo V2 sensors as documented on https://sidweb.nl using 434MHz RF sensor receiver (+1k4 code)
@ -404,6 +405,7 @@ extern "C" void custom_crash_callback(struct rst_info * rst_info, uint32_t stack
#undef USE_TM1638 // Disable support for TM1638 switches copying Switch1 .. Switch8
#undef USE_HX711 // Disable support for HX711 load cell
#undef USE_TX20_WIND_SENSOR // Disable support for La Crosse TX20 anemometer
#undef USE_TX23_WIND_SENSOR // Disable support for La Crosse TX23 anemometer
#undef USE_RC_SWITCH // Disable support for RF transceiver using library RcSwitch
#undef USE_RF_SENSOR // Disable support for RF sensor receiver (434MHz or 868MHz) (+0k8 code)
#undef USE_HRE // Disable support for Badger HR-E Water Meter (+1k4 code)
@ -513,6 +515,7 @@ extern "C" void custom_crash_callback(struct rst_info * rst_info, uint32_t stack
#undef USE_TM1638 // Disable support for TM1638 switches copying Switch1 .. Switch8
#undef USE_HX711 // Disable support for HX711 load cell
#undef USE_TX20_WIND_SENSOR // Disable support for La Crosse TX20 anemometer
#undef USE_TX23_WIND_SENSOR // Disable support for La Crosse TX23 anemometer
#undef USE_RC_SWITCH // Disable support for RF transceiver using library RcSwitch
#undef USE_RF_SENSOR // Disable support for RF sensor receiver (434MHz or 868MHz) (+0k8 code)
#undef USE_HRE // Disable support for Badger HR-E Water Meter (+1k4 code)
@ -625,6 +628,7 @@ extern "C" void custom_crash_callback(struct rst_info * rst_info, uint32_t stack
#undef USE_TM1638 // Disable support for TM1638 switches copying Switch1 .. Switch8
#undef USE_HX711 // Disable support for HX711 load cell
#undef USE_TX20_WIND_SENSOR // Disable support for La Crosse TX20 anemometer
#undef USE_TX23_WIND_SENSOR // Disable support for La Crosse TX23 anemometer
#undef USE_RC_SWITCH // Disable support for RF transceiver using library RcSwitch
#undef USE_RF_SENSOR // Disable support for RF sensor receiver (434MHz or 868MHz) (+0k8 code)
#undef USE_HRE // Disable support for Badger HR-E Water Meter (+1k4 code)

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@ -128,7 +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_TX2X_TXD_BLACK, // TX20/TX23 Transmission Pin
GPIO_RFSEND, // RF transmitter
GPIO_RFRECV, // RF receiver
GPIO_TUYA_TX, // Tuya Serial interface
@ -267,7 +267,7 @@ const char kSensorNames[] PROGMEM =
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_TX20_TX "|"
D_SENSOR_TX2X_TX "|"
D_SENSOR_RFSEND "|" D_SENSOR_RFRECV "|"
D_SENSOR_TUYA_TX "|" D_SENSOR_TUYA_RX "|"
D_SENSOR_MGC3130_XFER "|" D_SENSOR_MGC3130_RESET "|"
@ -721,8 +721,8 @@ const uint8_t kGpioNiceList[] PROGMEM = {
#ifdef USE_PMS5003
GPIO_PMS5003, // Plantower PMS5003 Serial interface
#endif
#ifdef USE_TX20_WIND_SENSOR
GPIO_TX20_TXD_BLACK, // TX20 Transmission Pin
#if defined(USE_TX20_WIND_SENSOR) || defined(USE_TX23_WIND_SENSOR)
GPIO_TX2X_TXD_BLACK, // TX20/TX23 Transmission Pin
#endif
#ifdef USE_MP3_PLAYER
GPIO_MP3_DFR562, // RB-DFR-562, DFPlayer Mini MP3 Player Serial interface

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@ -1,7 +1,7 @@
/*
xsns_35_Tx20.ino - La Crosse Tx20 wind sensor support for Tasmota
xsns_35_Tx20.ino - La Crosse Tx20/Tx23 wind sensor support for Tasmota
Copyright (C) 2020 Thomas Eckerstorfer and Theo Arends
Copyright (C) 2020 Thomas Eckerstorfer, Norbert Richter 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
@ -17,19 +17,31 @@
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifdef USE_TX20_WIND_SENSOR
#if defined(USE_TX20_WIND_SENSOR) || defined(USE_TX23_WIND_SENSOR)
#if defined(USE_TX20_WIND_SENSOR) && defined(USE_TX23_WIND_SENSOR)
#undef USE_TX20_WIND_SENSOR
#warning **** use USE_TX20_WIND_SENSOR or USE_TX23_WIND_SENSOR but not both together, TX20 disabled ****
#endif
/*********************************************************************************************\
* La Crosse Tx20 wind sensor
* La Crosse TX20/TX23 Anemometer
*
* 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/
* http://www.rd-1000.com/chpm78/lacrosse/Lacrosse_TX23_protocol.html
* https://www.john.geek.nz/2012/08/la-crosse-tx23u-anemometer-communication-protocol/
*
* TX23 RJ11 connection:
* 1 yellow - GND
* 2 green - NC
* 3 red - Vcc 3.3V
* 4 black/brown - TxD Signal (GPIOxx)
\*********************************************************************************************/
#define XSNS_35 35
#define TX20_BIT_TIME 1220 // microseconds
#define TX20_RESET_VALUES 60 // seconds
#define TX2X_BIT_TIME 1220 // microseconds
#define TX2X_RESET_VALUES 60 // seconds
// The Arduino standard GPIO routines are not enough,
// must use some from the Espressif SDK as well
@ -37,17 +49,21 @@ extern "C" {
#include "gpio.h"
}
#ifdef USE_TX20_WIND_SENSOR
#define D_TX2x_NAME "TX20"
#else
#define D_TX2x_NAME "TX23"
#endif
#ifdef USE_WEBSERVER
const char HTTP_SNS_TX20[] PROGMEM =
"{s}TX20 " D_TX20_WIND_SPEED "{m}%s " D_UNIT_KILOMETER_PER_HOUR "{e}"
"{s}TX20 " D_TX20_WIND_SPEED_AVG "{m}%s " D_UNIT_KILOMETER_PER_HOUR "{e}"
"{s}TX20 " D_TX20_WIND_SPEED_MAX "{m}%s " D_UNIT_KILOMETER_PER_HOUR "{e}"
"{s}TX20 " D_TX20_WIND_DIRECTION "{m}%s{e}";
const char HTTP_SNS_TX2X[] PROGMEM =
"{s}" D_TX2x_NAME " " D_TX20_WIND_SPEED "{m}%s " D_UNIT_KILOMETER_PER_HOUR "{e}"
"{s}" D_TX2x_NAME " " D_TX20_WIND_SPEED_AVG "{m}%s " D_UNIT_KILOMETER_PER_HOUR "{e}"
"{s}" D_TX2x_NAME " " D_TX20_WIND_SPEED_MAX "{m}%s " D_UNIT_KILOMETER_PER_HOUR "{e}"
"{s}" D_TX2x_NAME " " D_TX20_WIND_DIRECTION "{m}%s (%s&deg;){e}";
#endif // USE_WEBSERVER
const char kTx20Directions[] PROGMEM = D_TX20_NORTH "|"
const char kTx2xDirections[] 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 "|"
@ -64,133 +80,218 @@ const char kTx20Directions[] PROGMEM = D_TX20_NORTH "|"
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;
uint8_t tx2x_sa = 0;
uint8_t tx2x_sb = 0;
uint8_t tx2x_sd = 0;
uint8_t tx2x_se = 0;
uint16_t tx2x_sc = 0;
uint16_t tx2x_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;
float tx2x_wind_speed_kmh = 0;
float tx2x_wind_speed_max = 0;
float tx2x_wind_speed_avg = 0;
float tx2x_wind_sum = 0;
int tx2x_count = 0;
uint8_t tx2x_wind_direction = 0;
bool tx20_available = false;
bool tx2x_available = false;
#ifdef USE_TX23_WIND_SENSOR
uint8_t tx23_stage = 0;
#endif
#ifndef ARDUINO_ESP8266_RELEASE_2_3_0 // Fix core 2.5.x ISR not in IRAM Exception
void Tx20StartRead(void) ICACHE_RAM_ATTR; // As iram is tight and it works this way too
void TX2xStartRead(void) ICACHE_RAM_ATTR; // As iram is tight and it works this way too
#endif // ARDUINO_ESP8266_RELEASE_2_3_0
void Tx20StartRead(void)
void TX2xStartRead(void)
{
/* La Crosse TX20 Anemometer datagram every 2 seconds
/**
* 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
* sa - Start frame (invert) 00100
* sb - Wind direction (invert) 0 - 15
* sc - Wind speed 0 (invert) - 511
* sd - Checksum (invert)
* se - Wind direction 0 - 15
* sf - Wind speed 0 - 511
*
* La Crosse TX23 Anemometer datagram after setting TxD to low/high
* 1-1 0 1 0-0 11011 0011 111010101111 0101 1100 000101010000 1-1 - Received pin data at 1200 uSec per bit
* t s c sa sb sc sd se sf
* 1 0 1-1 00100 1100 000101010000 1010 1100 000101010000 - sa to sd inverted user data, LSB first
* t - host pulls TxD low - signals TX23 to sent measurement
* s - TxD released - TxD is pulled high due to pullup
* c - TX23U pulls TxD low - calculation in progress
* sa - Start frame 11011
* sb - Wind direction 0 - 15
* sc - Wind speed 0 - 511
* sd - Checksum
* se - Wind direction 0 - 15
* sf - Wind speed 0 - 511
* se - Wind direction (invert) 0 - 15
* sf - Wind speed (invert) 0 - 511
*/
#ifdef USE_TX23_WIND_SENSOR
if (0!=tx23_stage)
{
if ((2==tx23_stage) || (3==tx23_stage))
{
#endif
tx2x_available = false;
tx20_available = false;
tx2x_sa = 0;
tx2x_sb = 0;
tx2x_sd = 0;
tx2x_se = 0;
tx2x_sc = 0;
tx2x_sf = 0;
tx20_sa = 0;
tx20_sb = 0;
tx20_sd = 0;
tx20_se = 0;
tx20_sc = 0;
tx20_sf = 0;
delayMicroseconds(TX2X_BIT_TIME / 2);
delayMicroseconds(TX20_BIT_TIME / 2);
for (int32_t bitcount = 41; bitcount > 0; bitcount--) {
uint8_t dpin = (digitalRead(pin[GPIO_TX2X_TXD_BLACK]));
#ifdef USE_TX23_WIND_SENSOR
if (bitcount > 41 - 5) {
// start
tx2x_sa = (tx2x_sa << 1) | (dpin);
} else if (bitcount > 41 - 5 - 4) {
// wind dir
tx2x_sb = tx2x_sb >> 1 | ((dpin) << 3);
} else if (bitcount > 41 - 5 - 4 - 12) {
// windspeed
tx2x_sc = tx2x_sc >> 1 | ((dpin) << 11);
} else if (bitcount > 41 - 5 - 4 - 12 - 4) {
// checksum
tx2x_sd = tx2x_sd >> 1 | ((dpin) << 3);
} else if (bitcount > 41 - 5 - 4 - 12 - 4 - 4) {
// wind dir (invert)
tx2x_se = tx2x_se >> 1 | ((dpin ^ 1) << 3);
} else {
// windspeed (invert)
tx2x_sf = tx2x_sf >> 1 | ((dpin ^ 1) << 11);
}
#else
if (bitcount > 41 - 5) {
// start frame (invert)
tx2x_sa = (tx2x_sa << 1) | (dpin ^ 1);
} else if (bitcount > 41 - 5 - 4) {
// wind dir (invert)
tx2x_sb = tx2x_sb >> 1 | ((dpin ^ 1) << 3);
} else if (bitcount > 41 - 5 - 4 - 12) {
// windspeed (invert)
tx2x_sc = tx2x_sc >> 1 | ((dpin ^ 1) << 11);
} else if (bitcount > 41 - 5 - 4 - 12 - 4) {
// checksum (invert)
tx2x_sd = tx2x_sd >> 1 | ((dpin ^ 1) << 3);
} else if (bitcount > 41 - 5 - 4 - 12 - 4 - 4) {
// wind dir
tx2x_se = tx2x_se >> 1 | (dpin << 3);
} else {
// windspeed
tx2x_sf = tx2x_sf >> 1 | (dpin << 11);
}
#endif
delayMicroseconds(TX2X_BIT_TIME);
}
for (int32_t 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);
uint8_t chk = (tx2x_sb + (tx2x_sc & 0xf) + ((tx2x_sc >> 4) & 0xf) + ((tx2x_sc >> 8) & 0xf));
chk &= 0xf;
#ifdef USE_TX23_WIND_SENSOR
// check checksum, non-inverted with inverted values and max. speed
if ((chk == tx2x_sd) && (tx2x_sb==tx2x_se) && (tx2x_sc==tx2x_sf) && (tx2x_sc < 511)) {
tx2x_available = true;
}
#else
if ((chk == tx2x_sd) && (tx2x_sc < 511)) { // if checksum seems to be ok and wind speed below 51.1 m/s
tx2x_available = true;
}
#endif
#ifdef USE_TX23_WIND_SENSOR
}
delayMicroseconds(TX20_BIT_TIME);
tx23_stage++;
}
#endif
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]);
GPIO_REG_WRITE(GPIO_STATUS_W1TC_ADDRESS, 1 << pin[GPIO_TX2X_TXD_BLACK]);
}
void Tx20Read(void)
void Tx2xReset(void)
{
if (!(uptime % TX20_RESET_VALUES)) {
tx20_count = 0;
tx20_wind_sum = 0;
tx20_wind_speed_max = 0;
tx2x_count = 0;
tx2x_wind_sum = 0;
tx2x_wind_speed_max = 0;
}
void Tx2xRead(void)
{
#ifdef USE_TX23_WIND_SENSOR
// note: TX23 speed calculation is unstable when conversion starts
// less than 2 seconds after last request
if ((uptime % 3)==0) {
// TX23 start transmission by pulling down TxD line for at minimum 500ms
// so we pull TxD signal to low every 3 seconds
tx23_stage = 0;
pinMode(pin[GPIO_TX2X_TXD_BLACK], OUTPUT);
digitalWrite(pin[GPIO_TX2X_TXD_BLACK], LOW);
} else if ((uptime % 3)==1) {
// after pulling down TxD every 3 second we pull-up TxD every 3+1 seconds
// to trigger start transmission
tx23_stage = 1; // first rising signal is invalid
pinMode(pin[GPIO_TX2X_TXD_BLACK], INPUT_PULLUP);
}
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;
#endif
if (0==Settings.tele_period && !(uptime % TX2X_RESET_VALUES)) {
Tx2xReset();
}
else if (tx2x_available) {
// Wind speed spec: 0 to 180 km/h (0 to 50 m/s)
tx2x_wind_speed_kmh = float(tx2x_sc) * 0.36;
if (tx2x_wind_speed_kmh > tx2x_wind_speed_max) {
tx2x_wind_speed_max = tx2x_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;
tx2x_count++;
tx2x_wind_sum += tx2x_wind_speed_kmh;
tx2x_wind_speed_avg = tx2x_wind_sum / tx2x_count;
tx2x_wind_direction = tx2x_sb;
}
}
void Tx20Init(void) {
pinMode(pin[GPIO_TX20_TXD_BLACK], INPUT);
attachInterrupt(pin[GPIO_TX20_TXD_BLACK], Tx20StartRead, RISING);
void Tx2xInit(void)
{
#ifdef USE_TX23_WIND_SENSOR
tx23_stage = 0;
pinMode(pin[GPIO_TX2X_TXD_BLACK], OUTPUT);
digitalWrite(pin[GPIO_TX2X_TXD_BLACK], LOW);
#else
pinMode(pin[GPIO_TX2X_TXD_BLACK], INPUT);
#endif
attachInterrupt(pin[GPIO_TX2X_TXD_BLACK], TX2xStartRead, RISING);
}
void Tx20Show(bool json)
void Tx2xShow(bool json)
{
char wind_speed_string[33];
dtostrfd(tx20_wind_speed_kmh, 2, wind_speed_string);
dtostrfd(tx2x_wind_speed_kmh, 1, wind_speed_string);
char wind_speed_max_string[33];
dtostrfd(tx20_wind_speed_max, 2, wind_speed_max_string);
dtostrfd(tx2x_wind_speed_max, 1, wind_speed_max_string);
char wind_speed_avg_string[33];
dtostrfd(tx20_wind_speed_avg, 2, wind_speed_avg_string);
dtostrfd(tx2x_wind_speed_avg, 1, wind_speed_avg_string);
char wind_direction_string[4];
GetTextIndexed(wind_direction_string, sizeof(wind_direction_string), tx20_wind_direction, kTx20Directions);
GetTextIndexed(wind_direction_string, sizeof(wind_direction_string), tx2x_wind_direction, kTx2xDirections);
char wind_direction_degree[33];
dtostrfd(tx2x_wind_direction*22.5, 1, wind_direction_degree);
if (json) {
ResponseAppend_P(PSTR(",\"TX20\":{\"Speed\":%s,\"SpeedAvg\":%s,\"SpeedMax\":%s,\"Direction\":\"%s\"}"),
wind_speed_string, wind_speed_avg_string, wind_speed_max_string, wind_direction_string);
ResponseAppend_P(PSTR(",\"" D_TX2x_NAME "\":{\"Speed\":%s,\"SpeedAvg\":%s,\"SpeedMax\":%s,\"Direction\":\"%s\",\"Degree\":%s}"),
wind_speed_string, wind_speed_avg_string, wind_speed_max_string, wind_direction_string, wind_direction_degree);
Tx2xReset();
#ifdef USE_WEBSERVER
} else {
WSContentSend_PD(HTTP_SNS_TX20, wind_speed_string, wind_speed_avg_string, wind_speed_max_string, wind_direction_string);
WSContentSend_PD(HTTP_SNS_TX2X, wind_speed_string, wind_speed_avg_string, wind_speed_max_string, wind_direction_string, wind_direction_degree);
#endif // USE_WEBSERVER
}
}
@ -203,20 +304,20 @@ bool Xsns35(uint8_t function)
{
bool result = false;
if (pin[GPIO_TX20_TXD_BLACK] < 99) {
if (pin[GPIO_TX2X_TXD_BLACK] < 99) {
switch (function) {
case FUNC_INIT:
Tx20Init();
Tx2xInit();
break;
case FUNC_EVERY_SECOND:
Tx20Read();
Tx2xRead();
break;
case FUNC_JSON_APPEND:
Tx20Show(1);
Tx2xShow(1);
break;
#ifdef USE_WEBSERVER
case FUNC_WEB_SENSOR:
Tx20Show(0);
Tx2xShow(0);
break;
#endif // USE_WEBSERVER
}
@ -224,4 +325,4 @@ bool Xsns35(uint8_t function)
return result;
}
#endif // USE_TX20_WIND_SENSOR
#endif // USE_TX20_WIND_SENSOR || USE_TX23_WIND_SENSOR