#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>

#define SCREEN_WIDTH 128 
#define SCREEN_HEIGHT 64 


#define OLED_RESET    -1 
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET);

void setup() {
  // Initialize OLED display with I2C address 0x3C
  if(!display.begin(SSD1306_SWITCHCAPVCC, 0x3C)) {
    Serial.println(F("SSD1306 allocation failed"));
    for(;;);
  }

  // Clear the display buffer
    display.clearDisplay();
    display.clearDisplay(); // Clear the previous content
    display.setTextSize(2);
    display.setTextColor(SSD1306_WHITE);
    display.setCursor(20, 15);
    display.println("WELCOME");
    display.display();
    delay(4000);

    display.clearDisplay();
    display.clearDisplay(); // Clear the previous content
    display.setTextSize(2);
    display.setTextColor(SSD1306_WHITE);
    display.setCursor(20, 15);
    display.println("SHUBHAM");
    display.display();
    delay(4000);
  
  // Set up the LED pin as output
  pinMode(13, OUTPUT);
}

void loop() {
  // Read the state of pin 7
  int pin7State = digitalRead(7);

  // Check if pin 7 is HIGH
  if(pin7State == HIGH) {
    // Turn on LED connected to pin 13
    digitalWrite(13, HIGH);
    
    
    display.clearDisplay(); 
    display.setTextSize(2);
    display.setTextColor(SSD1306_WHITE);
    display.setCursor(20, 20);
    display.println("LED ON");
    display.display(); 
  } else {
    
    digitalWrite(13, LOW);
    display.clearDisplay(); 
    display.setTextSize(2);
    display.setTextColor(SSD1306_WHITE);
    display.setCursor(20, 20);
    display.println("LED OFF");
        
    }

    
}