#include <LiquidCrystal_I2C.h>
#include "DHT.h"
#define DHTPIN 2
#define DHTTYPE DHT22
DHT dht(DHTPIN, DHTTYPE);
LiquidCrystal_I2C lcd(0x27, 20, 4);
void setup() {
dht.begin();
lcd.init();
// print a message to the LCD
lcd.backlight();
lcd.setCursor(2,3);
lcd.print("Lernfeld LF07-V2");
}
void loop() {
// Wait a few seconds between measurements.
delay(2000);
// Reading temperature or humidity takes about 250 milliseconds!
// Sensor readings may also be up to 2 seconds 'old' (its a very slow sensor)
float h = dht.readHumidity();
// Read temperature as Celsius (the default)
float t = dht.readTemperature();
// Read temperature as Fahrenheit (isFahrenheit = true)
float f = dht.readTemperature(true);
lcd.setCursor(3,0);
lcd.print("Messung laeuft");
lcd.setCursor(0,1);
lcd.print("Temperatur: "+String(t,1) +" C");
lcd.setCursor(0,2);
lcd.print("Feuchtigkeit: "+String(h,1) + " %");
}