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

#define SCREEN_WIDTH 128 // OLED display width, in pixels
#define SCREEN_HEIGHT 64 // OLED display height, in pixels

// Declaration for an SSD1306 display connected to I2C (SDA, SCL pins)
#define OLED_RESET    -1 // Reset pin (or -1 if sharing Arduino reset pin)
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET);


void setup() {
  // Initialize with the I2C addr 0x3C (for the 128x64)
  if(!display.begin(SSD1306_SWITCHCAPVCC, 0x3C)) {
    Serial.println(F("SSD1306 allocation failed"));
    for(;;);
    pinMode(7,INPUT);
    pinMode(13,OUTPUT);
  }

  
  {display.clearDisplay();
  display.setTextSize(2);
  display.setTextColor(SSD1306_WHITE);
  display.setCursor(0, 0);
  display.println("WELCOME");
  delay(2000);
  display.display();
  }
  {  
  display.clearDisplay();
  display.setTextSize(2);
  display.setTextColor(SSD1306_WHITE);
  display.setCursor(0, 0);
  display.println("SHUBHAM ");
  
  display.display();  
  display.clearDisplay();}
  }
  delay(5000);

void loop()
 {
  int pinx = digitalRead(7);  
  if (pinx == HIGH)
  {digitalWrite(13, HIGH);
   
  display.clearDisplay(); // Clear the previous content
    display.setTextSize(2);
    display.setTextColor(SSD1306_WHITE);
    display.setCursor(0, 0);
    display.println("LED ON");
    display.display(); // Display the message on OLED
  }
  else
  {digitalWrite(13, LOW);
   display.clearDisplay(); // Clear the previous content
    display.setTextSize(2);
    display.setTextColor(SSD1306_WHITE);
    display.setCursor(0, 0);
    display.println("LED OFF");
    display.display(); 
  }
  
}