LM35LCD16by2.ino

#include <Wire.h>  
#include <LiquidCrystal_I2C.h>

 
LiquidCrystal_I2C lcd(0x27, 2, 1, 0, 4, 5, 6, 7, 3, POSITIVE);  

void setup() { 
  lcd.begin(16, 2);  //define LCD Size 16 by 2

  // lcd line 1
  lcd.setCursor(0, 0);  
  lcd.print("Hello, world!"); 


  // lcd line 2
  lcd.setCursor(0, 1);  
  lcd.print("openopen");
  delay(2000);

 
}

void loop() {
  
  int LM35value;       //LM35 value form A0
  double LM35Temp;     //temp = value * (5/10.24)

  LM35value = analogRead(0);  
  LM35Temp  = (double) LM35value * (5/10.24);  
  
  lcd.clear();
 
  lcd.setCursor(0, 0); //line 1
  lcd.print("temperature:");
  
  lcd.setCursor(0, 1); //line 2
  lcd.print(LM35Temp);
  delay(1000);
 
 
}