// PROGRAM DESCRIPTION VIDEO AT http://www.youtube.com/@himanshusingheducationist7700
// ARDUINO UNO MICROCONTROLLER BASED PROGRAMS
// FOR O LEVEL COURSE BY NIELIT
// Internet of Things and Its Applications M1-R5
// PROGRAM BY HIMANSHU SINGH
// PROGRAM :3
/*
Write a program to run pattern(s) on LEDs connect at pins 10,11,12,13.
Pattern example:
 on, on, off, off
 off, on, on, off
 off, off, on, on
 on, off, off, off
 off, on off, off
 off, off, on, off
 off, off, off, on
*/

void setup() {
  // Set pins 10, 11, 12, and 13 as OUTPUT
  pinMode(10, OUTPUT);
  pinMode(11, OUTPUT);
  pinMode(12, OUTPUT);
  pinMode(13, OUTPUT);
}

void loop() {
  // Pattern: on, on, off, off
  digitalWrite(10, HIGH);
  digitalWrite(11, HIGH);
  digitalWrite(12, LOW);
  digitalWrite(13, LOW);
  delay(1000);

  // Pattern: off, on, on, off
  digitalWrite(10, LOW);
  digitalWrite(11, HIGH);
  digitalWrite(12, HIGH);
  digitalWrite(13, LOW);
  delay(1000);

  // Pattern: off, off, on, on
  digitalWrite(10, LOW);
  digitalWrite(11, LOW);
  digitalWrite(12, HIGH);
  digitalWrite(13, HIGH);
  delay(1000);

  // Pattern: on, off, off, off
  digitalWrite(10, HIGH);
  digitalWrite(11, LOW);
  digitalWrite(12, LOW);
  digitalWrite(13, LOW);
  delay(1000);

  // Pattern: off, on, off, off
  digitalWrite(10, LOW);
  digitalWrite(11, HIGH);
  digitalWrite(12, LOW);
  digitalWrite(13, LOW);
  delay(1000);

  // Pattern: off, off, on, off
  digitalWrite(10, LOW);
  digitalWrite(11, LOW);
  digitalWrite(12, HIGH);
  digitalWrite(13, LOW);
  delay(1000);

  // Pattern: off, off, off, on
  digitalWrite(10, LOW);
  digitalWrite(11, LOW);
  digitalWrite(12, LOW);
  digitalWrite(13, HIGH);
  delay(1000);
}