156 lines
3.9 KiB
C++
156 lines
3.9 KiB
C++
#include <BH1750.h>
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#include <BMP280.h>
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#include <Wire.h>
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#include <NTPClient.h>
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#include <WiFiUdp.h>
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#include <ESP8266WiFi.h>
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#include <WiFiClient.h>
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// #include <ESP8266mDNS.h>
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#include "DHTesp.h"
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#include <DallasTemperature.h>
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#include <OneWire.h>
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#include "wifi.h"
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#include "Adafruit_MQTT.h"
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#include "Adafruit_MQTT_Client.h"
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float inTemp,humid,extTemp;
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double bmpTemp,pressure,altitude,lux;
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const short ds18pin = 12, bmpsda = 5, bmpscl = 4, dhtpin = 14;
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BMP280 bmp;
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DHTesp dht;
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OneWire oneWire(ds18pin);
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DallasTemperature DS18B20(&oneWire);
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WiFiClient client;
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Adafruit_MQTT_Client mqtt(&client, "192.168.100.100", 1883);
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Adafruit_MQTT_Publish extTempMQTT = Adafruit_MQTT_Publish(&mqtt, "externalTemp");
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Adafruit_MQTT_Publish inTempMQTT = Adafruit_MQTT_Publish(&mqtt, "inTemp");
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Adafruit_MQTT_Publish humidMQTT = Adafruit_MQTT_Publish(&mqtt, "humid");
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Adafruit_MQTT_Publish bmpTempMQTT = Adafruit_MQTT_Publish(&mqtt, "bmpTemp");
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Adafruit_MQTT_Publish pressureMQTT = Adafruit_MQTT_Publish(&mqtt, "pressure");
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Adafruit_MQTT_Publish lightMQTT = Adafruit_MQTT_Publish(&mqtt, "light");
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BH1750 lightMeter(0x23);
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void setup(){
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Serial.begin(115200);
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Serial.setTimeout(2000);
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//==WIFI CONNECT==
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WiFi.mode(WIFI_STA);
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WiFi.begin(ssid, password);
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while (WiFi.status() != WL_CONNECTED) {
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delay(250);
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Serial.print(".");
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}
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Serial.println("Connected to " + String(ssid) + "; IP address: " + WiFi.localIP());
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// MDNS.begin("esp8266-backend");
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//Sensors init
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//we need remember that bmp and bh1750 are on one i2c line, bmp does wire.begin, bh1750 seems not
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if(!bmp.begin(bmpsda, bmpscl)){
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Serial.println("BMP init failed!\n Reset in 10 seconds");
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delay(10000);
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ESP.reset();
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}
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else {
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Serial.println("BMP init success!");
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bmp.setOversampling(4);
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}
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if (!lightMeter.begin(BH1750::CONTINUOUS_HIGH_RES_MODE))
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Serial.println("lightMeter error!");
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dht.setup(dhtpin);
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// Serial.println("lets sleep for 30e6 us or 30 seconds");
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// ESP.deepSleep(30e6);
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}
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void loop(){
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getDS18();
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getBMP();
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getLight();
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getAccurateDHT();
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MQTT_loop();
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serialPrint();
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}
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void getBMP(){
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char result = bmp.startMeasurment();
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if(result!=0){
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delay(result);
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bmp.getTemperatureAndPressure(bmpTemp,pressure);
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}
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}
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void getDS18(){
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do {
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DS18B20.requestTemperatures();
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extTemp = DS18B20.getTempCByIndex(0);
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} while (extTemp == 85.0 || extTemp == (-127.0));
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}
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void getLight(){
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lux = lightMeter.readLightLevel();
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}
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void serialPrint() {
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Serial.println("====");
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Serial.println("BMP280 Temperature: " + String(bmpTemp) + "degC");
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Serial.println("Pressure: " + String(pressure) + "mBar");
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Serial.println("DS18B20 Temperature: " + String(extTemp) + "degC");
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Serial.println("DHT11 Temperature: " + String(inTemp) + "degC");
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Serial.println("Humidity: " + String(humid) + "%");
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Serial.println("Light:" + String(lux)+"lux");
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}
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void getAccurateDHT(){
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humid = (dht.getHumidity());
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inTemp = (dht.getTemperature());
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}
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void MQTT_loop() {
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MQTT_connect();
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if (! extTempMQTT.publish(extTemp))
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Serial.println(F("Failed"));
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if (! inTempMQTT.publish(inTemp))
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Serial.println(F("Failed"));
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if (! humidMQTT.publish(humid))
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Serial.println(F("Failed"));
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if (! bmpTempMQTT.publish(bmpTemp))
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Serial.println(F("Failed"));
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if (! pressureMQTT.publish(pressure))
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Serial.println(F("Failed"));
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if (! lightMQTT.publish(lux))
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Serial.println(F("Failed"));
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if(! mqtt.ping())
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mqtt.disconnect();
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}
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void MQTT_connect() {
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int8_t ret;
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if (mqtt.connected()) {
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return;
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}
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uint8_t retries = 3;
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while ((ret = mqtt.connect()) != 0) { // connect will return 0 for connected
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Serial.println(mqtt.connectErrorString(ret));
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Serial.println("Retrying MQTT connection in 5 seconds...");
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mqtt.disconnect();
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delay(5000); // wait 5 seconds
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retries--;
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if (retries == 0)
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while (1);
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}
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Serial.println("MQTT Connected!");
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} |