int Potenciometro;
float volt=3.3*Potenciometro/4095
//================Biblioteca LCD=====================
#include <LiquidCrystal_I2C.h>

//================Configura colunas e linhas do LCD==
int lcdColunas = 16;
int lcdLinhas = 2;
//================Configura endereço, linhas e colunas do LCD==
LiquidCrystal_I2C lcd(0x27, lcdColunas, lcdLinhas);

void setup() {
  Serial.begin(115200);
  pinMode(15, INPUT);
//================Inicializa o LCD======================
lcd.init();
//================Liga o backlight======================
lcd.backlight();
}

void loop() {
  // put your main code here, to run repeatedly:
  Potenciometro= analogRead(15);
  delay(10);
  lcd.setCursor(0,1);
  lcd.print("");
  }