// EXAMPLE 01 : Blinking LED

const int LED = 7;  // digital pin 7 for LED
void setup()
{
    pinMode(LED, OUTPUT);  //  set LED pin as OUTPUT
    
}




void loop()
{
  digitalWrite(LED, HIGH);  //  LED, ON
  delay(100);              //  wait for 0.1 second
  digitalWrite(LED, LOW);   //  LED, OFF
  delay(100);              //  wait for 0.1 second
 // digitalWrite(LED, HIGH);  //  LED, ON
 // delay(0);              //  wait for 1 second
 // digitalWrite(LED, LOW);   //  LED, OFF
 // delay(0);              //  wait for 1 second
}