// LCD1602 to Arduino Uno connection example

#include <LiquidCrystal.h>
String entry;
const int rs=12,en=11,d4=5,d5=4,d6=3,d7=2;
LiquidCrystal lcd(rs,en,d4,d5,d6,d7);
void setup() {
  // set up the LCD's number of columns and rows:
  Serial.begin(115200);
  lcd.begin(16, 2);
  // Print a message to the LCD.
  lcd.print("hello, world!");
}

void loop() {
  // read the input on analog pin 0:
  int sensorValue = analogRead(A0);
  // Convert the analog reading (which goes from 0 - 1023) to a voltage (0 - 5V):
  float voltage = sensorValue * (5.0 / 1023.0);
  float temperature = voltage*100;
  // print out the value you read:
  Serial.println("Voltage : ");
  Serial.println(voltage);
  Serial.println("Temperature : ");
  Serial.println(temperature);
  lcd.setCursor(0,0);
  lcd.print("                   ");
  lcd.setCursor(0,0);
  lcd.print("T :");
  lcd.print(temperature);
  lcd.print((char)223);
  lcd.print("C");
  delay(500);
}