/
thingspeak.ino
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/
thingspeak.ino
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#include <ESP8266WiFi.h>
#include <Wire.h>
#include <Adafruit_BMP280.h>
#include <DHT.h>
#include <ThingSpeak.h>
unsigned long myChannelNumber = 2499370;
const char * myWriteAPIKey = "";
char ssid[] = "N/A";
char pass[] = "Arkan101";
WiFiClient client;
Adafruit_BMP280 bmp;
DHT dht(D7, DHT11);
void setup() {
WiFi.begin(ssid, pass);
bmp.begin(0x76);
dht.begin();
ThingSpeak.begin(client);
}
void loop() {
float temp = bmp.readTemperature();
int humid = dht.readHumidity();
float baro = bmp.readPressure() / 100.0;
float heat = dht.computeHeatIndex(temp, humid);
float dew = temp - ((100 - humid)/5);
int rssi = WiFi.RSSI();
String status = "";
ThingSpeak.setField(1, temp);
ThingSpeak.setField(2, humid);
ThingSpeak.setField(3, baro);
ThingSpeak.setField(4, heat);
ThingSpeak.setField(5, dew);
ThingSpeak.setField(6, rssi);
if(isnan(humid)){
status = String("DHT11 output NaN");
}
else if(isnan(temp) | isnan(baro)){
status = String("BMP280 output NaN");
}
else{status = String("DHT11, BMP280 Operational");}
ThingSpeak.setStatus(status);
int x = ThingSpeak.writeFields(myChannelNumber, myWriteAPIKey);
if(x == 200){
digitalWrite(LED_BUILTIN, LOW);
} else {digitalWrite(LED_BUILTIN, HIGH);}
delay(15000);
}