#define directionPin 6
#define stepPin      7
#define numberOfSteps 200
#define buzzer    3
#define rainSensor 2

byte ledPin = 13;
int pulseWidthMicros = 20000;  // microsecondo
int millisbetweenSteps = 20; // milliseconds - or try 100 for slower steps
int statostart;

void setup() { 
  Serial.begin(9600);
  Serial.println("Starting StepperTest");
  digitalWrite(ledPin, LOW);
  pinMode(directionPin, OUTPUT);
  pinMode(stepPin, OUTPUT);
  pinMode(ledPin, OUTPUT);
  pinMode(2, INPUT);
  pinMode(A0, INPUT);  //OUT SENSOR TO VERIFY CLOSED
  pinMode(A1, INPUT);  //IN SENSOR TO VERIFY OPENED
}

void loop() 
{  
   if(digitalRead(2) == LOW )  //if rain detected
   {
    Serial.println("IT IS RAINING");
    while(digitalRead(A0)==HIGH)
    {
    Serial.println("IT IS CLOSING ROOF");
    digitalWrite(directionPin, HIGH);
    for(int n = 0; n < numberOfSteps; n++) 
      {
      digitalWrite(stepPin, HIGH);
      delayMicroseconds(pulseWidthMicros); 
      digitalWrite(stepPin, LOW);
      delay(millisbetweenSteps);
      digitalWrite(ledPin, !digitalRead(ledPin));
      }
    }
   }

   if(digitalRead(2) == HIGH )   //if no rain detected
   {
    Serial.println("IT HAS STOP RAINING");
    while(digitalRead(A1)==HIGH)
    {
    Serial.println("IT IS OPENNING THE ROOF");
    digitalWrite(directionPin, LOW);
    for(int n = 0; n < numberOfSteps; n++) 
      {
      digitalWrite(stepPin, HIGH);
      delayMicroseconds(pulseWidthMicros); 
      digitalWrite(stepPin, LOW);
      delay(millisbetweenSteps);
      digitalWrite(ledPin, !digitalRead(ledPin));
      }
    }
   }
}