// Project
// Author: 2C Group 99
// Members: 2C41 Chan Tai Man, 2C42 Cheung Siu Ming
// Date: 2023-12-19

/*
BLINK (Duration: 2s)
  for (int i=0; i<5; i++) {
    digitalWrite(8, HIGH);
    delay(400);
    digitalWrite(8, LOW);
    delay(400);
  }

ON
  digitalWrite(8, HIGH);

OFF
  digitalWrite(8, OFF);
*/

void setup() {
  // Pedestrian
  pinMode(5, OUTPUT);  //red
  pinMode(6, OUTPUT);  //green
  // Driver
  pinMode(8, OUTPUT);  //red
  pinMode(9, OUTPUT);  //amber
  pinMode(10, OUTPUT); //green
}

void loop() {
  // State 1
  // LED: (ON, OFF), (ON, OFF, OFF)
  // Duration: 1s
  digitalWrite(5, HIGH);
  digitalWrite(6, LOW);
  digitalWrite(8, HIGH);
  digitalWrite(9, LOW);
  digitalWrite(10, LOW);
  delay(1000);

  // State 2
  // LED: (OFF, ON), (ON, OFF, OFF)
  // Duration: 4s
  digitalWrite(5, LOW);
  digitalWrite(6, HIGH);
  digitalWrite(8, HIGH);
  digitalWrite(9, LOW);
  digitalWrite(10, LOW);
  delay(4000);

  // State 3
  // LED: (OFF, BLINK), (ON, OFF, OFF)
  // Duration: 4s
  digitalWrite(5, LOW);
  digitalWrite(8, HIGH);
  digitalWrite(9, LOW);
  digitalWrite(10, LOW);
  for (int i=0; i<10; i++) {
    digitalWrite(6, HIGH);
    delay(200);
    digitalWrite(6, LOW);
    delay(200);
  }

  // State 4
  // LED: (ON, OFF), (ON, OFF, OFF)
  // Duration: 1s
  digitalWrite(5, HIGH);
  digitalWrite(6, LOW);
  digitalWrite(8, HIGH);
  digitalWrite(9, LOW);
  digitalWrite(10, LOW);
  delay(1000);

  // State 5
  // LED: (ON, OFF), (ON, ON, OFF)
  // Duration: 2s
  digitalWrite(5, HIGH);
  digitalWrite(6, LOW);
  digitalWrite(8, HIGH);
  digitalWrite(9, HIGH);
  digitalWrite(10, LOW);
  delay(2000);

  // State 6
  // LED: (ON, OFF), (OFF, OFF, ON)
  // Duration: 6s
  digitalWrite(5, HIGH);
  digitalWrite(6, LOW);
  digitalWrite(8, LOW);
  digitalWrite(9, LOW);
  digitalWrite(10, HIGH);
  delay(6000);

  // State 7
  // LED: (ON, OFF), (OFF, ON, OFF)
  // Duration: 3s
  digitalWrite(5, HIGH);
  digitalWrite(6, LOW);
  digitalWrite(8, LOW);
  digitalWrite(9, HIGH);
  digitalWrite(10, LOW);
  delay(3000);

}