esphome_config/esphome_run_weatherstation.sh

@@ -0,0 +1,2 @@
+
+sudo docker-compose exec esphome esphome run /config/weatherstation.yml

esphome_config/weatherstation.yml

@@ -0,0 +1,179 @@
+esphome:
+  name: weatherstation
+  platform: ESP8266
+  board: d1_mini
+
+i2c:
+  - id: bus_a
+    sda: 4 # D2
+    scl: 5 # D1
+    scan: true
+
+apds9960:
+    address: 0x39
+    update_interval: 300s
+
+sensor:
+  #
+  #################### wind sensor
+  - platform: pulse_counter
+    pin: 
+      # pin D8
+      number: GPIO15
+      mode: INPUT # TODO check if required
+    unit_of_measurement: 'm/s' ##change to m/s if metric
+    name: 'wind_speed'
+    icon: 'mdi:weather-windy'
+    id: my_wind
+    count_mode:
+      rising_edge: DISABLE
+      falling_edge: INCREMENT
+    internal_filter: 50us
+    update_interval: 60s
+    #rotations_per_sec = pulses/2/60
+    #circ_m=0.09*2*3.14 = 0.5652
+    #mps = 1.18*circ_m*rotations_per_sec
+    #mps = 1.18*0.5652/2/60 =0,0055578
+    filters:
+      - multiply: 0.0055578 #use for m/s
+      # - multiply: 2.237 #m/s to mph
+      # - sliding_window_moving_average:
+      #     window_size: 4
+      #     send_every: 1
+      #- multiply: 0.04973 #1.492mph switch to close 1/sec per spec, pulse/sec (/60/2)*1.492
+      #- multiply: 0.0124327986 #m/s * mph conversion
+
+  #################### apds9960 sensor i2c
+  - platform: apds9960
+    type: CLEAR
+    name: "APDS9960_clear_channel"
+  - platform: apds9960
+    type: RED
+    name: "APDS9960_red_channel"
+    id: apds9960_red
+  - platform: apds9960
+    type: GREEN
+    name: "APDS9960_green_channel"
+    id: apds9960_green
+  - platform: apds9960
+    type: BLUE
+    name: "APDS9960_blue_channel"
+    id: apds9960_blue
+  # TODO fix calculation to get lux instead of a percentual value
+  #
+  # Code from Adafruit_APDS9960 lib:
+  # illuminance = (-0.32466F * r) + (1.57837F * g) + (-0.73191F * b);
+  #
+  # Code from: https://esphome.io/api/apds9960_8cpp_source.html
+  # 180:   float red_perc = (uint_red / float(UINT16_MAX)) * 100.0f;
+  # 181:   float green_perc = (uint_green / float(UINT16_MAX)) * 100.0f;
+  # 182:   float blue_perc = (uint_blue / float(UINT16_MAX)) * 100.0f;
+  - platform: template
+    name: "light"
+    lambda: |-
+      const float perc_to_raw = 65535.0 / 100.0;
+      const float   red_to_lux = -0.32466;
+      const float green_to_lux =  1.57837;
+      const float  blue_to_lux = -0.73191;
+      return ((red_to_lux * id(apds9960_red).raw_state) + (green_to_lux * id(apds9960_green).raw_state) + (blue_to_lux * id(apds9960_blue).raw_state)) * perc_to_raw;
+    update_interval: 300s
+    accuracy_decimals: 2
+    unit_of_measurement: 'lux'
+
+  #################### bme280 sensor i2c
+  - platform: bme280
+    temperature:
+      name: "BME280_temperature"
+      id: bme280_temperature
+    pressure:
+      name: "BME280_ressure"
+      id: bme280_pressure
+    humidity:
+      name: "BME280 Relative Humidity"
+      id: bme280_humidity
+    address: 0x76
+    update_interval: 300s
+
+  - platform: template
+    name: "altitude"
+    lambda: |-
+      const float STANDARD_SEA_LEVEL_PRESSURE = 1013.25; //in hPa, see note
+      return ((id(bme280_temperature).state + 273.15) / 0.0065) *
+        (powf((STANDARD_SEA_LEVEL_PRESSURE / id(bme280_pressure).state), 0.190234) - 1); // in meter
+    update_interval: 300s
+    icon: 'mdi:signal'
+    unit_of_measurement: 'm'
+
+  - platform: template
+    name: "absolute_humidity"
+    lambda: |-
+      const float mw = 18.01534;    // molar mass of water g/mol
+      const float r = 8.31447215;   // Universal gas constant J/mol/K
+      return (6.112 * powf(2.718281828, (17.67 * id(bme280_temperature).state) /
+        (id(bme280_temperature).state + 243.5)) * id(bme280_humidity).state * mw) /
+        ((273.15 + id(bme280_temperature).state) * r); // in grams/m^3
+    accuracy_decimals: 2
+    update_interval: 300s
+    icon: 'mdi:water'
+    unit_of_measurement: 'g/m³'
+
+  - platform: template
+    name: "dew_point"
+    lambda: |-
+      return (243.5*(log(id(bme280_humidity).state/100)+((17.67*id(bme280_temperature).state)/
+      (243.5+id(bme280_temperature).state)))/(17.67-log(id(bme280_humidity).state/100)-
+      ((17.67*id(bme280_temperature).state)/(243.5+id(bme280_temperature).state))));
+    unit_of_measurement: °C
+    update_interval: 300s
+    icon: 'mdi:thermometer-alert'
+
+  # battery power adc
+  - platform: adc
+    pin: A0
+    name: "battery_power"
+    update_interval: 300s
+
+binary_sensor:
+  # battery charged pin
+  - platform: gpio
+    pin:
+      number: 12 # D6
+      mode:
+        input: true
+        pullup: false
+    name: "battery_charged"
+
+  # battery charging pin
+  - platform: gpio
+    pin:
+      number: 14 # D5
+      mode:
+        input: true
+        pullup: false
+    name: "battery_charging"
+
+time:
+  - platform: sntp
+    id: my_time
+
+# Enable logging
+logger:
+
+# Enable Home Assistant API
+api:
+
+ota:
+  password: "xxxxxxxxxxxxxxxxxxxxxxxxxxxx"
+
+wifi:
+  ssid: UPC4556888
+  password: emmydhvZ4faw
+  manual_ip:
+    # Set this to the IP of the ESP
+    static_ip: 192.168.0.91
+    # Set this to the IP address of the router. Often ends with .1
+    gateway: 192.168.0.1
+    # The subnet of the network. 255.255.255.0 works for most home networks.
+    subnet: 255.255.255.0
+    
+captive_portal:

esphome_firmware/weatherstation.yml

@@ -0,0 +1,146 @@
+esphome:
+  name: weatherstation
+  platform: ESP8266
+  board: d1_mini
+
+i2c:
+  - id: bus_a
+    sda: 4 # D2
+    scl: 5 # D1
+    scan: true
+
+apds9960:
+    address: 0x39
+    update_interval: 300s
+
+sensor:
+  #
+  #################### wind sensor
+  - platform: pulse_counter
+    pin: 
+      # pin D8
+      number: GPIO15
+      mode: INPUT_PULLUP # TODO check if required
+    unit_of_measurement: 'm/s' ##change to m/s if metric
+    name: 'wind_speed'
+    icon: 'mdi:weather-windy'
+    id: my_wind
+    count_mode:
+      rising_edge: DISABLE
+      falling_edge: INCREMENT
+    internal_filter: 50us
+    update_interval: 300s 
+    #rotations_per_sec = pulses/2/60
+    #circ_m=0.09*2*3.14 = 0.5652
+    #mps = 1.18*circ_m*rotations_per_sec
+    #mps = 1.18*0.5652/2/60 =0,0055578
+    filters:
+      - multiply: 0.0055578 #use for m/s
+      # - multiply: 2.237 #m/s to mph
+      # - sliding_window_moving_average:
+      #     window_size: 4
+      #     send_every: 1
+      #- multiply: 0.04973 #1.492mph switch to close 1/sec per spec, pulse/sec (/60/2)*1.492
+      #- multiply: 0.0124327986 #m/s * mph conversion
+
+  #################### apds9960 sensor i2c
+  - platform: apds9960
+    type: CLEAR
+    name: "APDS9960_clear_channel"
+
+  - platform: bme280
+    temperature:
+      name: "BME280_temperature"
+      id: bme280_temperature
+    pressure:
+      name: "BME280_ressure"
+      id: bme280_pressure
+    humidity:
+      name: "BME280 Relative Humidity"
+      id: bme280_humidity
+    address: 0x76
+    update_interval: 300s
+
+  - platform: template
+    name: "altitude"
+    lambda: |-
+      const float STANDARD_SEA_LEVEL_PRESSURE = 1013.25; //in hPa, see note
+      return ((id(bme280_temperature).state + 273.15) / 0.0065) *
+        (powf((STANDARD_SEA_LEVEL_PRESSURE / id(bme280_pressure).state), 0.190234) - 1); // in meter
+    update_interval: 300s
+    icon: 'mdi:signal'
+    unit_of_measurement: 'm'
+
+  - platform: template
+    name: "absolute_humidity"
+    lambda: |-
+      const float mw = 18.01534;    // molar mass of water g/mol
+      const float r = 8.31447215;   // Universal gas constant J/mol/K
+      return (6.112 * powf(2.718281828, (17.67 * id(bme280_temperature).state) /
+        (id(bme280_temperature).state + 243.5)) * id(bme280_humidity).state * mw) /
+        ((273.15 + id(bme280_temperature).state) * r); // in grams/m^3
+    accuracy_decimals: 2
+    update_interval: 300s
+    icon: 'mdi:water'
+    unit_of_measurement: 'g/m³'
+
+  - platform: template
+    name: "dew_point"
+    lambda: |-
+      return (243.5*(log(id(bme280_humidity).state/100)+((17.67*id(bme280_temperature).state)/
+      (243.5+id(bme280_temperature).state)))/(17.67-log(id(bme280_humidity).state/100)-
+      ((17.67*id(bme280_temperature).state)/(243.5+id(bme280_temperature).state))));
+    unit_of_measurement: °C
+    update_interval: 300s
+    icon: 'mdi:thermometer-alert'
+
+  # battery power adc
+  - platform: adc
+    pin: A0
+    name: "battery_power"
+    update_interval: 300s
+
+binary_sensor:
+  # battery charged pin
+  - platform: gpio
+    pin:
+      number: 12 # D6
+      mode:
+        input: true
+        pullup: false
+    name: "battery_charged"
+
+  # battery charging pin
+  - platform: gpio
+    pin:
+      number: 14 # D5
+      mode:
+        input: true
+        pullup: false
+    name: "battery_charging"
+
+time:
+  - platform: sntp
+    id: my_time
+
+# Enable logging
+logger:
+
+# Enable Home Assistant API
+api:
+
+ota:
+  password: "xxxxxxxxxxxxxxxxxxxxxxxxxxxx"
+
+wifi:
+  ssid: UPC4556888
+  password: emmydhvZ4faw
+  manual_ip:
+    # Set this to the IP of the ESP
+    static_ip: 192.168.0.91
+    # Set this to the IP address of the router. Often ends with .1
+    gateway: 192.168.0.1
+    # The subnet of the network. 255.255.255.0 works for most home networks.
+    subnet: 255.255.255.0
+    
+captive_portal:

firmware/config.h

@@ -16,9 +16,9 @@
 #define ENERGY_SAVE_MODE_ENABLED     1.0
 #define ENERGY_SAVE_MODE_DISABLED    0.0
 
-#define WIFI_AUTOCONNECT_TIMEOUT_S      120
-#define WIFI_CONFIG_PORTAL_TIMEOUT_S    120
-#define UPDATE_SENSOR_INTERVAL_S        300
+#define WIFI_AUTOCONNECT_TIMEOUT_S       120
+#define WIFI_CONFIG_PORTAL_TIMEOUT_S     120
+#define UPDATE_SENSOR_INTERVAL_S         10
 #define UPDATE_WEBSERVER_INTVERVAL_S      1
 #define DELAY_LOOP_MS                    50
 #define POWERSAVING_SLEEP_S             600
@@ -49,4 +49,4 @@
 
 #define INITIAL_WEBSERVER_TIME 20
 
-#endif
+#endif

firmware/firmware.ino

@@ -1,4 +1,4 @@
-// Standard ESP8266 libs from project folder
+// Standard ESP8266 libs
 #include <ESP8266mDNS.h>
 #include <ESP8266HTTPUpdateServer.h>
 #include <ESP8266WiFi.h>
@@ -6,7 +6,7 @@
 #include <ESP8266WebServer.h>
 
 #include <WiFiClient.h>          // WiFiClient
-#include <WiFiManager.h>         // WiFiManager from bib manager
+#include <WiFiManager.h>         // WiFiManager
 
 // Project includes
 #include "config.h"
@@ -35,6 +35,11 @@ void debug(String x) {
 
 void setup() {
 
+  // Erase WiFi Credentials (maybe this will work ...)
+  //WiFi.disconnect(true);
+  //delay(2000);
+  //ESP.reset();
+
 #if defined(DEBUG) || defined(SERIAL_FEATURE)
   Serial.begin(115200);
 #endif
@@ -64,12 +69,11 @@ void setup() {
   wifiManager.setConnectTimeout(WIFI_AUTOCONNECT_TIMEOUT_S); // the time in seconds to wait for the known wifi connection
   wifiManager.setTimeout(WIFI_CONFIG_PORTAL_TIMEOUT_S); // the time in seconds to wait for the user to configure the device
 
-  while (!wifiManager.autoConnect(wifiName.c_str(), "DEADBEEF"))
-  {
-    debug("WiFi connection failed, try again in 5 seconds...");
+  if (!wifiManager.autoConnect(wifiName.c_str(), "DEADBEEF")) {
+    debug("WiFi connection failed, going into deep sleep ...");
     // If autoconnect to WLAN failed and no client connected, go to deep sleep
-    //ESP.deepSleep(POWERSAVING_SLEEP_S * 1000000, WAKE_RF_DEFAULT);
-    delay(5000);
+    ESP.deepSleep(POWERSAVING_SLEEP_S * 1000000, WAKE_RF_DEFAULT);
+    delay(100);
   }
 
   debug("Connected!");
@@ -114,12 +118,6 @@ void setup() {
 #ifndef BATTERY_POWERED
   setupWebUpdater(DEVICE_NAME, WiFi.localIP().toString());
 #endif
-#endif
-
-#ifdef HOMEBRIDGE_WEBSTAT
-#ifndef BATTERY_POWERED
-  hb_webstat_server_setup();
-#endif
 #endif
 
   //It's magic! leave in
@@ -194,6 +192,7 @@ void _loop() {
   }
 #endif
 
+
 #ifdef defined(BATTERY_POWERED) && defined(SENSOR_WIND)
   if (energySavingMode() == 1) {
     // Disable expensive tasks
@@ -226,11 +225,6 @@ void _loop() {
 #ifdef WEBUPDATER_FEATURE
   setSensorData(currentSensorData);
 #endif
-
-#ifdef HOMEBRIDGE_WEBSTAT
-  hb_webstat_loop(currentSensorData);
-#endif
-
 }
 
 void logToSerial(float sensorValues[]) {
@@ -244,4 +238,4 @@ void logToSerial(float sensorValues[]) {
   Serial.println("Bat Voltage: " + String(sensorValues[SENSOR_BAT_VOLTAGE]) + " V");
   Serial.println("Bat charge state: " + String(sensorValues[SENSOR_BATCHARGESTATE]));
   Serial.println("Energy saving: " + String(sensorValues[SENSOR_ESAVEMODE]));
-}
+}

firmware/hb_webstat_srv.ino

@@ -1,30 +0,0 @@
-
-// Port des Web Servers auf 80 setzen
-
-#ifdef HOMEBRIDGE_WEBSTAT
-
-WiFiServer hb_webstat_server(80);
-
-const char *hb_ws_msg_start = "{\"temperature\": ";
-const char *hb_ws_msg_mid   = "\"humidity\": ";
-const char *hb_ws_msg_end   = "}";
-
-void hb_webstat_setup()
-{
-	hb_webstat_server.begin()
-}
-
-void hb_webstat_send(floar currentSensorDfloar currentSensorData[]ata[])
-{
-	WiFiClient client = server.available();
-
-	if (client.available()) {
-		client.print(hb_ws_msg_start);
-		client.print(String(currentSensorData[0],2));
-		client.print(hb_ws_msg_mid);
-		client.print(hb_ws_msg_end);
-	}
-}
-
-#endif
-      

firmware/influxdb.ino

@@ -1,103 +1,76 @@
-#include <InfluxDbClient.h> // from bib manager
+#include <ESP8266Influxdb.h>     // https://github.com/hwwong/ESP8266Influxdb
 
-// Data point
-Point sensor("weatherstation");
-
-// Init variables to influxdb config - doesn't talk to database
-InfluxDBClient client(INFLUXDB_URL, INFLUXDB_ORG, INFLUXDB_BUCKET, INFLUXDB_TOKEN);
+Influxdb _influxdb(INFLUXDB_HOST, INFLUXDB_PORT);
 
 void influxdb_begin() {
-
-  // Check server connection
-  if (client.validateConnection()) {
-    // success
-#ifdef DEBUG
-    Serial.print("InfluxDB connect success\n");
-#endif
-  } else {
-    // fail
-#ifdef DEBUG
-    Serial.print("InfluxDB connect failed\n");
-#endif
-  }
-
+  // Init variables to influxdb config - doesn't talk to database
+  _influxdb.opendb(INFLUXDB_DB, INFLUXDB_USER, INFLUXDB_PASS);
 }
 
 void pushToInfluxDB(String device, float sensorValues[]) {
+  uint8_t tries = 0;
+  boolean addComma = false;
 
+  String msg = "weather,device=" + device + " ";
   if (!(isnan(sensorValues[SENSOR_TEMPERATURE])))
   {
-    sensor.clearFields();
-    sensor.addField("temperature", sensorValues[SENSOR_TEMPERATURE]);
-    _writePoint();
+    msg += "temperature=" + String(sensorValues[SENSOR_TEMPERATURE]);
+    addComma = true;
   }
   if (!(isnan(sensorValues[SENSOR_HUMIDITY])))
   {
-    sensor.clearFields();
-    sensor.addField("humidity", sensorValues[SENSOR_HUMIDITY]);
-    _writePoint();
+    if (true == addComma)
+      msg += ",";
+    msg += "humidity=" + String(sensorValues[SENSOR_HUMIDITY]);
+    addComma = true;
   }
   if (!(isnan(sensorValues[SENSOR_LIGHT])))
   {
-    sensor.clearFields();
-    sensor.addField("light", sensorValues[SENSOR_LIGHT]);
-    _writePoint();
+    if (true == addComma)
+      msg += ",";
+    msg += "light=" + String(sensorValues[SENSOR_LIGHT]);
+    addComma = true;
   }
   if (!(isnan(sensorValues[SENSOR_WINDSPEED])))
   {
-    sensor.clearFields();
-    sensor.addField("windspeed", sensorValues[SENSOR_WINDSPEED]);
-    _writePoint();
+    if (true == addComma)
+      msg += ",";
+    msg += "windspeed=" + String(sensorValues[SENSOR_WINDSPEED]);
+    addComma = true;
   }
   if (!(isnan(sensorValues[SENSOR_PRESSURE])))
   {
-    sensor.clearFields();
-    sensor.addField("pressure", sensorValues[SENSOR_PRESSURE]);
-    _writePoint();
+    if (true == addComma)
+      msg += ",";
+    msg += "pressure=" + String(sensorValues[SENSOR_PRESSURE]);
+    addComma = true;
   }
   if (!(isnan(sensorValues[SENSOR_BAT_VOLTAGE])))
   {
-    sensor.clearFields();
-    sensor.addField("batvoltage", sensorValues[SENSOR_BAT_VOLTAGE]);
-    _writePoint();
+    if (true == addComma)
+      msg += ",";
+    msg += "batvoltage=" + String(sensorValues[SENSOR_BAT_VOLTAGE]);
+    addComma = true;
   }
   if (!(isnan(sensorValues[SENSOR_ESAVEMODE])))
   {
-    sensor.clearFields();
-    sensor.addField("esavemode", sensorValues[SENSOR_ESAVEMODE]);
-    _writePoint();
+    if (true == addComma)
+      msg += ",";
+    msg += "esavemode=" + String(sensorValues[SENSOR_ESAVEMODE]);
+    addComma = true;
   }
   if (!(isnan(sensorValues[SENSOR_BATCHARGESTATE])))
   {
-    sensor.clearFields();
-    sensor.addField("batchargestate", sensorValues[SENSOR_BATCHARGESTATE]);
-    _writePoint();
+    if (true == addComma)
+      msg += ",";
+    msg += "batchargestate=" + String(sensorValues[SENSOR_BATCHARGESTATE]);
+    addComma = true;
   }
 
-}
+  debug(msg);
 
-void _writePoint() {
-
-  // wait unitl ready
   do {
-#ifdef DEBUG
-    Serial.print("InfluxDB: waiting for write ready\n");
-#endif
-  } while (client.canSendRequest() == false);
-
-  // Write point
-  if (!client.writePoint(sensor)) {
-#ifdef DEBUG
-    Serial.print("InfluxDB write failed: ");
-    Serial.println(client.getLastErrorMessage());
-    Serial.print("\nErrorcode: ");
-    Serial.println(client.getLastStatusCode());
-    Serial.print("\n");
-#endif
-  } else {
-#ifdef DEBUG
-    Serial.print("InfluxDB write done\n");
-#endif    
-  }
-
+    tries++;
+    _influxdb.write(msg);
+  } while (_influxdb.response() != DB_SUCCESS and tries < 5);
 }

firmware/webUpdater.ino

@@ -27,8 +27,7 @@ void setupWebUpdater(String device, String ip)
 
   httpUpdater.setup(&httpServer);
 
-  httpServer.on("/", showHTMLMain);
-  httpServer.on("/resetWifiManager", resetWifiManager);
+  httpServer.on("/", showHTMLMain); // oko specific site
 
   httpServer.begin();
 
@@ -64,23 +63,3 @@ void showHTMLMain(void) {
 
   httpServer.send(200, "text/html", message);
 }
-
-void resetWifiManager()
-{
-
-  String message = "<html><head><title>OKO Weatherstation - " + String(_webUpdater_dev) + "</title>"
-"<meta http-equiv=\"refresh\" content=\"20\">"
-"</head><body>"
-"Reset WifiManager config.<br>"
-"Rebooting...<br>"
-"</body></html>";
-
-  httpServer.send(200, "text/html", message);
-
-  // Erase WiFi Credentials, enable, compile, flash, disable and reflash.
-  WiFiManager.resetSettings()
-
-  delay(5000);
-  
-  ESP.restart();
-}