//lab practice #2.5 :MULTIPLE LED BLINK AT SAME TIME

//define devices pin
#define LED1 7
#define LED2 8

void setup() 
{
  pinMode(LED1, OUTPUT);
  pinMode(LED2, OUTPUT);
}

 void loop()
{
  digitalWrite(LED1, HIGH); 
  digitalWrite(LED2,HIGH);
  delay(1000);
  digitalWrite(LED1, LOW);
  digitalWrite(LED2, LOW);
  delay(1000);
}