#define pulsador 2
#define ledverde 4
#define ledrojo 16
#define ledamari 17

void setup(){
//put your setup code here, to run once:
pinMode(pulsador,INPUT);
pinMode(ledverde,OUTPUT);
pinMode(ledrojo,OUTPUT);
pinMode(ledamari,OUTPUT);
}
void loop(){
//put your main code here, to run repeatedly:
if(digitalRead(pulsador)==1)
{ 
digitalWrite(ledverde,LOW);
digitalWrite(ledamari,HIGH);
delay(300);
digitalWrite(ledamari,LOW);
digitalWrite(ledrojo,HIGH);
delay(500);
digitalWrite(ledrojo,LOW);
digitalWrite(ledamari,HIGH);
delay(300);
digitalWrite(ledamari,LOW);
}
else
{
digitalWrite(ledverde,HIGH);
}
}