// ESP32 - Pot controla brilho do LED

const int led = 2;
const int pot = 34;

void setup() {

  Serial.begin(115200);

  pinMode(led, OUTPUT);

}

void loop() {

  // leitura do potenciometro (0 a 4095)
  int leitura = analogRead(pot);

  // converte para PWM (0 a 255)
  int pwm = leitura / 16;

  // aplica PWM
  analogWrite(led, pwm);

  Serial.print("Pot: ");
  Serial.print(leitura);
  Serial.print("  PWM: ");
  Serial.println(pwm);

  delay(50);
}