#include <SHT31.h>
#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27,20,4);
const int IRpin = A0;
int value1;
void setup() {
  //Serial.begin(9600);
  lcd.init();
  lcd.backlight();
}
void loop() {
float volts = analogRead(IRpin)*0.0048828125;
float distance=32*pow(volts,-1.10);
lcd.setCursor(0,0);
lcd.print("Distance=");
lcd.print(distance);
lcd.println("cm");
delay(1000);
}
int irRead(){
  int avaraging = 0;
  for(int i=0; i<5;i++){
    value1 = analogRead(IRpin);
    avaraging = avaraging + value1;
    delay(55); 
  }
  value1 = avaraging/5;
  return(value1);
}