#include <LiquidCrystal_I2C.h>
#include <DHT22.h>
//define pin data
#define pinDATA 2 // SDA or almost any order I/O pin
LiquidCrystal_I2C lcd(0x27, 16,2);
DHT22 dht22(pinDATA);
void setup() {
lcd.init();
lcd.backlight();
lcd.setCursor(0,0);
lcd.print("Tes Sensor DHT22");
Serial.begin(9600);
Serial.println("\ntest capteur DHT22");
}
void loop() {
Serial.println(dht22.debug());//optional
float t = dht22.getTemperature();
float h = dht22.getHumidity();
if (dht22.getLastError() != dht22.OK) {
Serial.print("last error :");
Serial.println(dht22.getLastError());
}
Serial.print("h="); Serial.print(h,1);Serial.print("\t");
Serial.print("t="); Serial.println(t,1);
lcd.clear();
lcd.setCursor(0, 0);
lcd.print("Suhu :");
lcd.setCursor(0, 0);
lcd.print("RH : ");
lcd.setCursor(0, 1);
lcd.print(t,1);
lcd.print((char)223);
lcd.print("C");
lcd.setCursor(10, 1);
lcd.print(h,1);
lcd.print("%");
delay(500); //Collecting period should be :>1.7 second
}