const int FERNANDA =8;
void setup() {
  // put your setup code here, to run once:
pinMode(FERNANDA, OUTPUT);
}
int timeDelay =1000;
void loop() {
  // put your main code here, to run repeatedly:
timeDelay = timeDelay -100;
if(timeDelay <= 0){
  timeDelay = 1000;
}
digitalWrite(FERNANDA, HIGH);
delay(timeDelay);
digitalWrite(FERNANDA, LOW);
delay(timeDelay);
}