LeituraLED

1. define BOTAO 7
2. define LED1 3
3. define LED2 4
4. define LED3 5
5. define LED4 6

void setup() {

  pinMode(LED1, OUTPUT);
  pinMode(LED2, OUTPUT);
  pinMode(LED3, OUTPUT);
  pinMode(LED4, OUTPUT);
  pinMode(BOTAO, INPUT);
}

void loop() {

  if (digitalRead(BOTAO) == HIGH) 
     digitalWrite(LED, LOW);
  
  else 
     digitalWrite(LED, HIGH);
  
}