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

// Define the matrix dimensions
#define MATRIX_WIDTH  32
#define MATRIX_HEIGHT 8

// Create an instance of Adafruit_LEDBackpack for 8x16 matrix
Adafruit_8x16minimatrix matrix = Adafruit_8x16minimatrix();

void setup() {
  // Initialize I2C communication
  Wire.begin();
  
  // Initialize matrix display
  matrix.begin(0x70); // Pass in the I2C address (0x70 for Adafruit 8x16 LED Matrix FeatherWing)
  matrix.setBrightness(2); // Set brightness level (0-15)
}

void loop() {
  // Clear display
  matrix.clear();

  // Display character "H" at position (0,0)
  matrix.setCursor(0, 0);
  matrix.print('H');
  
  // Update the display
  matrix.writeDisplay();

  // Wait for 1 second
  delay(1000);
}