void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
 pinMode(12, INPUT);
 pinMode(19, INPUT);
}

void loop() {
  int esp=analogRead(12);
  int intensity=map(esp,0,4095,0,700);
  analogWrite(19,intensity);
  Serial.println("Value: " +String(esp));
  Serial.println("Intensity:" +String(intensity));
  delay(1000); // this speeds up the simulation
}