#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SH110X.h>

#define SCREEN_WIDTH 128
#define SCREEN_HEIGHT 64

#define OLED_RESET    -1        // Reset pin not used
#define SCREEN_ADDRESS 0x3C     // I2C Address from Scanner

Adafruit_SH1107 display = Adafruit_SH1107(64, 128, &Wire, OLED_RESET);

void setup() {
    Serial.begin(115200);
    
    Wire.begin();  // Initialize I2C

    // Initialize OLED Display
    if (!display.begin(SCREEN_ADDRESS, true)) {  // true = Rotate display
        Serial.println("SH1107 OLED not found. Check wiring.");
        while (1);  // Halt if OLED not found
    }

    Serial.println("SH1107 OLED Initialized!");

    // Clear display
    display.clearDisplay();
    display.display();

    // Set text settings
    display.setTextSize(1);
    display.setTextColor(SH110X_WHITE);
    display.setCursor(10, 20);
    display.println("Hello World!");

    // Update display
    display.display();
}

void loop() {
    // Nothing needed here, the display holds static text
}