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

LiquidCrystal_I2C LCD(0x27, 16, 2);

#define pot 34

int p = 0, ps = 0;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("Hello, ESP32!");
  LCD.init();
  LCD.backlight();
  LCD.setCursor(0,0);
  LCD.print(" by Gabriel luz ");
  LCD.setCursor(0,1);
  delay(1000);
  LCD.clear();
}

void loop() {
  p = analogRead(pot);
  ps = map(p, 0, 4095, 0, 100);
  LCD.setCursor(0,0);
  LCD.print(p);
  LCD.print("       ");
  LCD.setCursor(0,1);
  LCD.print(ps);
  LCD.print(" %       ");

  delay(10); 
}