#include <Wire.h>
#include <LiquidCrystal_I2C.h>
#include <DHT.h>
#define DHTPIN 15
#define DHTTYPE DHT22
DHT dht (DHTPIN, DHTTYPE);
 
// Set the LCD address to 0x27 or 0x3F for a 16 chars and 2 line display
LiquidCrystal_I2C lcd(0x27, 20, 4);
 
void setup() {
  lcd.init();
  dht.begin();
  lcd.backlight();
  // Turn on the blacklight and print a message.
  lcd.clear();
  lcd.setCursor(0,0);
  lcd.print("Humidity=");  
  lcd.setCursor(0,1);
  lcd.print("Temperature=");
   lcd.setCursor(5,2);
  lcd.print("PROGRAM BY");  
  lcd.setCursor(3,3);
  lcd.print("JEONG JAEHYUN");
}
 
void loop() {
  float h = dht.readHumidity();
  float t = dht.readTemperature();
  Serial.println("TEST");
//  lcd.clear();
  lcd.setCursor(9,0);
  lcd.print(String(h)+"%");  
  lcd.setCursor(12,1);
  lcd.print(String(t)+"C");    
  delay(1000);
}