/*
Medium mode: ⁣
pre code your microcontroller to send a Morse code 1 word message and challenge a friend, family member, your colleagues or your instructor to figure it out. (Refer to the schedule) 
*/



void setup() {
  // put your setup code here, to run once:
  pinMode(LED_BUILTIN, OUTPUT);
}

void loop() {
  // Spelling Pizza in Morse Code

  //P
  digitalWrite(LED_BUILTIN, HIGH);  // turning the LED on 
  delay(1000);                      // LED stays on for a 1 second (dot)
  digitalWrite(LED_BUILTIN, LOW);   // turning the LED off 
  delay(500);                       // LED stays off for 0.5 second (gap)
  digitalWrite(LED_BUILTIN, HIGH);  // turning the LED on
  delay(2000);                      // LED stays on for a 2 seconds (dash)
  digitalWrite(LED_BUILTIN, LOW);   // turning the LED off
  delay(500);                       // LED stays off for 0.5 second (gap)
  digitalWrite(LED_BUILTIN, HIGH);  // turning the LED on
  delay(2000);                      // LED stays on for a 2 seconds (dash)
  digitalWrite(LED_BUILTIN, LOW);   // turning the LED off 
  delay(500);                       // LED stays off for 0.5 second (gap)
  digitalWrite(LED_BUILTIN, HIGH);  // turning the LED on
  delay(1000);                      // LED stays on for a 1 second (dot)
  digitalWrite(LED_BUILTIN, LOW);   // turning the LED off
  delay(3000);                      // LED stays off for 3 seconds (gap between letters)

  //I
  digitalWrite(LED_BUILTIN, HIGH);  // turning the LED on 
  delay(1000);                      // LED stays on for a 1 second (dot)
  digitalWrite(LED_BUILTIN, LOW);   // turning the LED off 
  delay(500);                       // LED stays off for 0.5 second (gap)
  digitalWrite(LED_BUILTIN, HIGH);  // turning the LED on
  delay(1000);                      // LED stays on for a 1 second (dot)
  digitalWrite(LED_BUILTIN, LOW);   // turning the LED off
  delay(3000);                      // LED stays off for 3 seconds (gap between letters)

  //Z
  digitalWrite(LED_BUILTIN, HIGH);  // turning the LED on 
  delay(2000);                      // LED stays on for a 2 seconds (dash)
  digitalWrite(LED_BUILTIN, LOW);   // turning the LED off
  delay(500);                       // LED stays off for 0.5 second (gap)
  digitalWrite(LED_BUILTIN, HIGH);  // turning the LED on 
  delay(2000);                      // LED stays on for a 2 seconds (dash)
  digitalWrite(LED_BUILTIN, LOW);   // turning the LED off
  delay(500);                       // LED stays off for 0.5 second (gap)
  digitalWrite(LED_BUILTIN, HIGH);  // turning the LED on 
  delay(1000);                      // LED stays on for a 1 second (dot)
  digitalWrite(LED_BUILTIN, LOW);   // turning the LED off
  delay(500);                       // LED stays off for 0.5 second (gap)
  digitalWrite(LED_BUILTIN, HIGH);  // turning the LED on  
  delay(1000);                      // LED stays on for a 1 second (dot)
  digitalWrite(LED_BUILTIN, LOW);   // turning the LED off
  delay(3000);                      // LED stays off for 3 seconds (gap between letters)

  //Z
   digitalWrite(LED_BUILTIN, HIGH);  // turning the LED on 
  delay(2000);                      // LED stays on for a 2 seconds (dash)
  digitalWrite(LED_BUILTIN, LOW);   // turning the LED off
  delay(500);                       // LED stays off for 0.5 second (gap)
  digitalWrite(LED_BUILTIN, HIGH);  // turning the LED on 
  delay(2000);                      // LED stays on for a 2 seconds (dash)
  digitalWrite(LED_BUILTIN, LOW);   // turning the LED off
  delay(500);                       // LED stays off for 0.5 second (gap)
  digitalWrite(LED_BUILTIN, HIGH);  // turning the LED on 
  delay(1000);                      // LED stays on for a 1 second (dot)
  digitalWrite(LED_BUILTIN, LOW);   // turning the LED off
  delay(500);                       // LED stays off for 0.5 second (gap)
  digitalWrite(LED_BUILTIN, HIGH);  // turning the LED on  
  delay(1000);                      // LED stays on for a 1 second (dot)
  digitalWrite(LED_BUILTIN, LOW);   // turning the LED off
  delay(3000);                      // LED stays off for 3 seconds (gap between letters)

  //A
  digitalWrite(LED_BUILTIN, HIGH); // turning the LED on  
  delay(1000);                     // LED stays on for a 1 second (dot)
  digitalWrite(LED_BUILTIN, LOW);  // turning the LED off
  delay(500);                      // LED stays off for 0.5 second (gap)     
  digitalWrite(LED_BUILTIN, HIGH); // turning the LED on  
  delay(2000);                     // LED stays on for a 2 seconds (dash)
  digitalWrite(LED_BUILTIN, LOW);  // turning the LED off
  delay(10000);                    // LED stays off for 3 seconds (morse code finished)

}