OLED Display rev_02

/********* Pleasedontcode.com **********

    Pleasedontcode thanks you for automatic code generation! Enjoy your code!

    - Terms and Conditions:
    You have a non-exclusive, revocable, worldwide, royalty-free license
    for personal and commercial use. Attribution is optional; modifications
    are allowed, but you're responsible for code maintenance. We're not
    liable for any loss or damage. For full terms,
    please visit pleasedontcode.com/termsandconditions.

    - Project: OLED Display
    - Source Code compiled for: ESP32 DevKit V1
    - Source Code created on: 2024-08-25 14:34:30

********* Pleasedontcode.com **********/

/****** SYSTEM REQUIREMENTS *****/
/****** SYSTEM REQUIREMENT 1 *****/
    /* Display "Hello, World!" on the SSD1306 OLED using */
    /* I2C communication with SDA on pin D21 and SCL on */
    /* pin D22, ensuring proper initialization of the */
    /* Adafruit SSD1306 library. */
/****** END SYSTEM REQUIREMENTS *****/


/****** DEFINITION OF LIBRARIES *****/
#include <Wire.h>
#include <Adafruit_SSD1306.h>  // https://github.com/stblassitude/Adafruit_SSD1306_Wemos_OLED.git
#include <U8g2_for_Adafruit_GFX.h>  // https://github.com/olikraus/U8g2_for_Adafruit_GFX

/****** FUNCTION PROTOTYPES *****/
void setup(void);
void loop(void);

/***** DEFINITION OF I2C PINS *****/
const uint8_t display_SSD1306OledDisplay_I2C_PIN_SDA_D21 = 21; // SDA pin
const uint8_t display_SSD1306OledDisplay_I2C_PIN_SCL_D22 = 22; // SCL pin
const uint8_t display_SSD1306OledDisplay_I2C_SLAVE_ADDRESS = 0x3C; // I2C address (0x3C is common for SSD1306)

/****** DEFINITION OF LIBRARIES CLASS INSTANCES*****/
// Create an instance of the display object
#define SCREEN_WIDTH 128 // OLED display width, in pixels
#define SCREEN_HEIGHT 64  // OLED display height, in pixels
#define OLED_RESET    -1  // Reset pin # (or -1 if sharing Arduino reset pin)
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET); // Initialize display with I2C

// Create an instance for U8g2 using the Adafruit display
U8G2_FOR_ADAFRUIT_GFX u8g2_for_adafruit_gfx; // Create an instance for U8g2

void setup(void)
{
    // Initialize serial communication for debugging
    Serial.begin(9600);

    // Initialize the display with I2C address
    display.begin(SSD1306_SWITCHCAPVCC, display_SSD1306OledDisplay_I2C_SLAVE_ADDRESS);
    display.clearDisplay(); // Clear the display buffer

    // Connect u8g2 procedures to Adafruit GFX
    u8g2_for_adafruit_gfx.begin(display);

    // Set up the display
    display.setTextSize(1); // Set text size
    display.setTextColor(SSD1306_WHITE); // Set text color
    display.setCursor(0, 0); // Set cursor position
    display.println(F("Hello, World!")); // Print message
    display.display(); // Refresh the display
    delay(2000); // Delay for 2 seconds
}

void loop(void)
{
    // Main code to run repeatedly
    display.clearDisplay(); // Clear the display buffer
    display.setCursor(0, 0); // Set cursor position
    display.println(F("ESP32 with OLED")); // Print message
    display.display(); // Refresh the display
    delay(2000); // Delay for 2 seconds
}

/* END CODE */