#include "LedControl.h"

// Pin connections
#define DIN_PIN 11  // Data In
#define CS_PIN 10   // Chip Select
#define CLK_PIN 13  // Clock

// Create a LedControl object
LedControl lc = LedControl(DIN_PIN, CLK_PIN, CS_PIN, 1);

void setup() {
  // Initialize the MAX7219 with number of devices
  lc.shutdown(0, false);  // The MAX7219 is in power-saving mode on startup, we have to do a wakeup call
  lc.setIntensity(0, 8);  // Set the brightness (0-15)
  lc.clearDisplay(0);     // Clear the display
}

void loop() {
  // Display numbers from 0 to 9 on the 8x8 LED dot matrix
  for (int i = 0; i <= 9; ++i) {
    displayNumber(2);
    delay(1000);  // Display for 1 second
  }
}

// Function to display a number on the 8x8 LED dot matrix
void displayNumber(int number) {
  // Define patterns for each digit (0-9)
  byte digitPatterns[10][8] = {
    {B00111100, B01000010, B01000010, B01000010, B01000010, B01000010, B01000010, B00111100}, // 0
    {B00011000, B00111000, B00011000, B00011000, B00011000, B00011000, B00011000, B00111100}, // 1
    {B00111100, B01100110, B01100110, B00000110, B00001100, B00010000, B00111110, B01111110}, // 2
    {B0111110, B1000001, B0000001, B0111110, B0000001, B0000001, B1000001, B0111110}, // 3
    {B1001001, B1001001, B1001001, B1111111, B0001001, B0001001, B0001001, B0001001}, // 4
    {B1111111, B1000000, B1000000, B1111110, B0000001, B0000001, B1000001, B0111110}, // 5
    {B0111110, B1000001, B1000000, B1111110, B1000001, B1000001, B1000001, B0111110}, // 6
    {B1111111, B1000001, B0000001, B0000010, B0000010, B0000100, B0000100, B0000100}, // 7
    {B0111110, B1000001, B1000001, B0111110, B1000001, B1000001, B1000001, B0111110}, // 8
    {B0111110, B1000001, B1000001, B0111111, B0000001, B0000001, B1000001, B0111110}  // 9
  };

  // Display the digit pattern on the matrix
  for (int row = 0; row < 8; ++row) {
    lc.setRow(0, row, digitPatterns[number][row]);
  }
}