#include <LiquidCrystal_I2C.h>

#define LCD_ADDR 0x27
#define LCD_COLUMNS 16
#define LCD_ROWS 2

LiquidCrystal_I2C lcd(LCD_ADDR, LCD_COLUMNS, LCD_ROWS);

int red = 10;
int yellow = 8;
int cyan = 6;
int purple = 4;
int green = 2;


void setup() {
  Serial.begin(9600);

  pinMode(red, OUTPUT);
  pinMode(yellow, OUTPUT);
  pinMode(cyan, OUTPUT);
  pinMode(purple, OUTPUT);
  pinMode(green, OUTPUT);

  lcd.begin(16,2);
  lcd.init();
  lcd.backlight();

  lcd.setCursor(5,0);
  lcd.print("HELLO");

  lcd.setCursor(0,1);
  lcd.print("PARTY STARTS NOW");
  delay(2000);
  
  lcd.clear();

}

void loop() {

  lcd.setCursor(0,0);
  lcd.print("HEARTBEAT PULSE");


  lcd.setCursor(3,1);
  lcd.print("PATTERN 1");

  //pattern 1
 digitalWrite(red, HIGH);   
 delay(500);
 digitalWrite(yellow, HIGH);
 delay(500);
 digitalWrite(cyan, HIGH);
 delay(500); 
 digitalWrite(purple, HIGH);
 delay(500);
 digitalWrite(green, HIGH);
 delay(500); 

 digitalWrite(green, LOW);
 delay(500);
 digitalWrite(purple, LOW);
 delay(500);
 digitalWrite(cyan, LOW);
 delay(500); 
 digitalWrite(yellow, LOW);
 delay(500);
 digitalWrite(red, LOW);
 delay(500); 

  lcd.setCursor(3,1);
  lcd.print("PATTERN 2");

   //pattern 2
 digitalWrite(red, HIGH);   
 digitalWrite(yellow, HIGH);
 delay(500);

 digitalWrite(red, LOW);   
 digitalWrite(yellow, LOW);
 delay(500);

 digitalWrite(cyan, HIGH);
 digitalWrite(purple, HIGH);
 digitalWrite(green, HIGH);
 delay(500); 

 digitalWrite(cyan, LOW);
 digitalWrite(purple, LOW);
 digitalWrite(green, LOW);
 delay(500); 

 digitalWrite(red, HIGH);   
 digitalWrite(yellow, HIGH);
 digitalWrite(cyan, HIGH);
 digitalWrite(purple, HIGH);
 digitalWrite(green, HIGH);
 delay(500);

 digitalWrite(red, LOW);   
 digitalWrite(yellow, LOW);
 digitalWrite(cyan, LOW);
 digitalWrite(purple, LOW);
 digitalWrite(green, LOW);
 delay(500);


  lcd.setCursor(3,1);
  lcd.print("PATTERN 3");
   //pattern 3
 digitalWrite(red, HIGH);   
 digitalWrite(cyan, HIGH);
 digitalWrite(green, HIGH);
 delay(500); 

 digitalWrite(red, LOW);   
 digitalWrite(cyan, LOW);
 digitalWrite(green, LOW);
 delay(500); 

 digitalWrite(yellow, HIGH);
 digitalWrite(purple, HIGH);
 delay(200);
 
 digitalWrite(yellow, LOW);
 digitalWrite(purple, LOW);
 delay(200);
 
 digitalWrite(yellow, HIGH);
 digitalWrite(purple, HIGH);
 delay(200);

 digitalWrite(yellow, LOW);
 digitalWrite(purple, LOW);
 delay(200);

 digitalWrite(yellow, HIGH);
 digitalWrite(purple, HIGH);
 delay(200);

 digitalWrite(yellow, LOW);
 digitalWrite(purple, LOW);
 delay(200);

 digitalWrite(red, HIGH);   
 digitalWrite(cyan, HIGH);
 digitalWrite(green, HIGH);
 digitalWrite(yellow, LOW);
 digitalWrite(purple, LOW);
 delay(200); 

 digitalWrite(red, LOW);  
 digitalWrite(yellow, LOW); 
 digitalWrite(cyan, LOW);
 digitalWrite(green, LOW);
 digitalWrite(purple, LOW);
 delay(200); 

 digitalWrite(yellow, LOW);
 digitalWrite(purple, LOW);

 lcd.setCursor(3,1);
  lcd.print("PATTERN 4");
   //pattern 4
 digitalWrite(red, HIGH);
 delay(200);
 digitalWrite(red, LOW);
 delay(200);
 digitalWrite(red, HIGH);
 delay(200);
 digitalWrite(red, LOW);
 delay(200);

 digitalWrite(yellow, HIGH);
 delay(200);
 digitalWrite(yellow, LOW);
 delay(200);
 digitalWrite(yellow, HIGH);
 delay(200);
 digitalWrite(yellow, LOW);
 delay(200);

 digitalWrite(cyan, HIGH);
 delay(200);
 digitalWrite(cyan, LOW);
 delay(200);
 digitalWrite(cyan, HIGH);
 delay(200);
 digitalWrite(cyan, LOW);
 delay(200);
 
 digitalWrite(purple, HIGH);
 delay(200);
 digitalWrite(purple, LOW);
 delay(200);
 digitalWrite(purple, HIGH);
 delay(200);
 digitalWrite(purple, LOW);
 delay(200);

 digitalWrite(green, HIGH);
 delay(200);
 digitalWrite(green, LOW);
 delay(200);
 digitalWrite(green, HIGH);
 delay(200);
 digitalWrite(green, LOW);
 delay(200);



 digitalWrite(red, HIGH);  
 digitalWrite(yellow, HIGH); 
 digitalWrite(cyan, HIGH);
 digitalWrite(purple, HIGH);
 digitalWrite(green, HIGH);
 delay(100); 

 digitalWrite(red, LOW);  
 digitalWrite(yellow, LOW); 
 digitalWrite(cyan, LOW);
 digitalWrite(green, LOW);
 digitalWrite(purple, LOW);
 delay(100); 

 digitalWrite(red, HIGH);  
 digitalWrite(yellow, HIGH); 
 digitalWrite(cyan, HIGH);
 digitalWrite(purple, HIGH);
 digitalWrite(green, HIGH);
 delay(100); 

 digitalWrite(red, LOW);  
 digitalWrite(yellow, LOW); 
 digitalWrite(cyan, LOW);
 digitalWrite(purple, LOW);
 digitalWrite(green, LOW);
 delay(100); 

 digitalWrite(red, HIGH);  
 digitalWrite(yellow, HIGH); 
 digitalWrite(cyan, HIGH);
 digitalWrite(purple, HIGH);
 digitalWrite(green, HIGH);
 delay(100); 

 digitalWrite(red, LOW);  
 digitalWrite(yellow, LOW); 
 digitalWrite(cyan, LOW);
 digitalWrite(purple, LOW);
 digitalWrite(green, LOW);
 delay(100); 

}