My home TH logger

my_home_th_logger.ino

#define BLYNK_PRINT Serial

#include <Arduino.h>
#include <ESP8266WiFi.h>
#include <BlynkSimpleEsp8266.h>
#include <Wire.h>
#include "Adafruit_SHT31.h"

char auth[] = "YourToken";
char ssid[] = "YourWiFiName";
char pass[] = "YourWiFiPassword";

BlynkTimer timer;
Adafruit_SHT31 sht31 = Adafruit_SHT31();

void setup()
{
  Wire.begin();

  Serial.begin(9600);
  if (! sht31.begin(0x44)) {   // Set to 0x45 for alternate i2c addr
    Serial.println("Couldn't find SHT31");
    while (1) delay(1);
  }
  Blynk.begin(auth, ssid, pass);
  
  timer.setInterval(1000L, readTempHumidity);
}

void loop()
{
  Blynk.run();
  timer.run();
}

void readTempHumidity() {
  float t = sht31.readTemperature();
  float rh = sht31.readHumidity();

  if (! isnan(t)) {  // check if 'is not a number'
    Blynk.virtualWrite(V0, t);
  }
  
  if (! isnan(rh)) {  // check if 'is not a number'
    Blynk.virtualWrite(V1, rh);
  }
}