#include #include #include #include #include #include #include // WiFiManager #include // https://github.com/hwwong/ESP8266Influxdb auchecken und den ordner in das arduino\library verzeichnis kopieren #include // PAckage Adafruit Unified Sensor #include // Adafruit APDS9960 - https://www.makerfabs.com/index.php?route=product/product&product_id=281 #include // BME280 - https://www.roboter-bausatz.de/1704/bmp280-barometer-luftdrucksensor?gclid=EAIaIQobChMIlpumj8Hp2wIVFWYbCh01PgmFEAQYAyABEgIwBvD_BwE #include "config.h" //*************************************************************************// /** * Whishlist: * - Webserver for /metrics endpoint (Prometheus) * - Show current sensor values over simple webpage * - Push sensor values to various 3rd party services (https://openweathermap.org/) * - MQTT? * * - Buffer sensor values if there is no WIFI connection * - Configure weather station over http webinterface * - OTA firmware update * * TODO: * - https://sminghub.github.io/Sming/about/ * - https://github.com/marvinroger/homie-esp8266 */ //*************************************************************************// float currentSensorData[6] = {0.0, 0.0, 0.0, 0.0, 0.0, 0.0}; uint16_t update_sensor_cnt = 0; uint16_t update_webserver_cnt = 0; WiFiManager wifiManager; Influxdb influxdb(INFLUXDB_HOST, INFLUXDB_PORT); Adafruit_APDS9960 apds; Adafruit_BME280 bme; String localIP = "127.0.0.1"; //*************************************************************************// void setup() { //WiFi.disconnect(); // erase the wifi credentials #ifdef DEBUG Serial.begin(115200); #endif // Pin settings pinMode(STATUS_LED_PIN, OUTPUT); pinMode(ANEMOMETER_PIN, INPUT_PULLUP); pinMode(A0, INPUT); digitalWrite(STATUS_LED_PIN, HIGH); // Establish WiFi connection String wifiName = "oko-weather-" + String(ESP.getChipId()); wifiManager.setMinimumSignalQuality(15); wifiManager.setConnectTimeout(60); // the time in seconds to wait for the known wifi connection wifiManager.setTimeout(60); // the time in seconds to wait for the user to configure the device if (!wifiManager.autoConnect(wifiName.c_str(), "DEADBEEF")) { #ifdef DEBUG Serial.println("WiFi connection failed, we reboot ..."); #endif ESP.deepSleep(POWERSAVING_SLEEP_S * 1000000, WAKE_RF_DEFAULT); delay(100); } #ifdef DEBUG Serial.println("Connected!"); #endif // Open the InfluxDB session influxdb.opendb(INFLUXDB_DB, INFLUXDB_USER, INFLUXDB_PASS); // Initialize and configure the sensors apds.begin(); apds.enableColor(true); bool status = bme.begin(0x76); if (!status) { #ifdef DEBUG Serial.println("Could not find a valid BME280 sensor, check wiring!"); #endif while (1); } #ifndef POWERSAVING setupWebUpdater(); #endif localIP = WiFi.localIP().toString(); delay(100); #ifdef POWERSAVING _loop(); digitalWrite(STATUS_LED_PIN, LOW); lowBatCheck(); WiFi.mode(WIFI_OFF); WiFi.forceSleepBegin(); // the ESP.deepSleep requires microseconds as input, after the sleep the system will run into the setup routine ESP.deepSleep(POWERSAVING_SLEEP_S * 1000000, WAKE_RF_DEFAULT); delay(100); #endif } //*************************************************************************// void lowBatCheck() { if (currentSensorData[SENSOR_BAT_VOLTAGE] <= BAT_LOW_VOLTAGE) { #ifdef DEBUG Serial.println("Low battery, going into deep sleep."); #endif ESP.deepSleep(4294967295); // battery low, shutting down delay(100); } } void loop() { lowBatCheck(); #ifdef POWERSAVING delay(50); return; #endif if (UPDATE_WEBSERVER_INTVERVAL_S * 1000 / DELAY_LOOP_MS <= update_webserver_cnt) { update_webserver_cnt = 0; doWebUpdater(); } _loop(); delay(DELAY_LOOP_MS); update_sensor_cnt++; update_webserver_cnt++; } void _loop() { #ifndef POWERSAVING if (UPDATE_SENSOR_INTERVAL_S * 1000 / DELAY_LOOP_MS <= update_sensor_cnt) { update_sensor_cnt = 0; #endif currentSensorData[SENSOR_TEMPERATURE] = fetchTemperature(); currentSensorData[SENSOR_HUMIDITY] = fetchHumidity(); currentSensorData[SENSOR_LIGHT] = fetchLight(); currentSensorData[SENSOR_WINDSPEED] = fetchWindspeed(); currentSensorData[SENSOR_PRESSURE] = fetchPressure(); currentSensorData[SENSOR_BAT_VOLTAGE] = getBatteryVoltage(); #ifdef DEBUG Serial.println(""); //Serial.println("Current readings:"); Serial.println("Temperature: " + String(currentSensorData[SENSOR_TEMPERATURE]) + " °C"); Serial.println("Humidity: " + String(currentSensorData[SENSOR_HUMIDITY]) + " %"); Serial.println("Light: " + String(currentSensorData[SENSOR_LIGHT]) + " Lumen"); Serial.println("Windspeed: " + String(currentSensorData[SENSOR_WINDSPEED]) + " km/h"); Serial.println("Pressure: " + String(currentSensorData[SENSOR_PRESSURE]) + " hPa"); Serial.println("Bat Voltage: " + String(currentSensorData[SENSOR_BAT_VOLTAGE]) + " V"); #endif delay(100); pushToInfluxDB(DEVICE_NAME, currentSensorData); #ifndef POWERSAVING setSensorData(DEVICE_NAME, localIP, currentSensorData); } #endif } //*************************************************************************//