/*Application: Interface
Author: Guadalupe Nieves Choque Choque*/
#include <SoftwareSerial.h>
#define pin_tx      7
#define pin_rx      8
SoftwareSerial SerialPort(pin_rx, pin_tx); // RX, TX

#define pinLed      2
void setup() {
  SerialPort.begin(9600);
  pinMode(pinLed, OUTPUT);
  digitalWrite(pinLed, LOW);
}

void loop() {
  if (SerialPort.available()){
    switch(SerialPort.read()){
      case '1':
        digitalWrite(pinLed, HIGH);
      break;
      case '0':
        digitalWrite(pinLed, LOW);
      break;
    }
  }
}