int sen1 = A0;
int sen2 = A1;
int pinsal = 9;

void setup() {
  // put your setup code here, to run once:
    Serial.begin(9600);
    pinMode(pinsal, OUTPUT);
    pinMode(sen1, INPUT);
    pinMode(sen2, INPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
    valorsensor1 = analogRead(sen1);
    salida1 = map(valorsensor1, 0, 1023, 0, 255);
    analogWrite(pinsal,salida1);
    Serial.println("Sensor 1 :");
    Serial.print(valorsensor1);
    Serial.println("Salida 1:");
    Serial.print(salida1);
    valorsensor2 = analogRead(sen2);
    salida2 = map(valorsensor2, 0, 1023, 0 ,255);
    Serial.print("Sensor 2: ");
    Serial.print(valorsensor2);
    Serial.println("Salida 2 :");
    Serial.println(salida2);
}