#include <BluetoothSerial.h>

#define KM_Start 14
#define KM_Stop 27
#define KM_H 26
#define KM_AH 25

BluetoothSerial SerialBT;

char dato;

void setup() {
  Serial.begin(115200);
  SerialBT.begin("Electronica-ISUCT");
  pinMode(KM_Start, OUTPUT);
  pinMode(KM_Stop, OUTPUT);
  pinMode(KM_H, OUTPUT);
  pinMode(KM_AH, OUTPUT);

  digitalWrite(KM_Start, LOW);
  digitalWrite(KM_Stop, LOW);
  digitalWrite(KM_H, LOW);
  digitalWrite(KM_AH, LOW);
}

void loop() {
  if (Serial.available()){
    dato = Serial.read();
  }

  switch (dato){
    case 'a':
      digitalWrite(KM_Start, HIGH);  //Start
      break;      

    case 'c':
      digitalWrite(KM_H, HIGH);  //Horario
      break;
    
    case 'd':
      digitalWrite(KM_AH, HIGH);  //ANtihorario
      break;
    
    default:
      digitalWrite(KM_Stop, HIGH);  //Stop
      break;
  }
}