Print_single_char.ino

void print_char(char ch, byte x_cord, byte y_cord)
{
  byte ascii_to_array_index = ch - First_char_ascii_code;
  int char_start_in_array  = ascii_to_array_index * No_of_bytes_Char + 1;
  
  for (byte j = x_cord; j < x_cord + Char_Horizontal_Columns_Required; j++)
  {
    for (byte i = y_cord; i < y_cord + Char_Verticle_Pages_Required; i++)
    {
      setCursor(j, i);
      int array_index = char_start_in_array + (j - x_cord) * Char_Verticle_Pages_Required + (i - y_cord);
      byte char_byte= pgm_read_byte(&data[array_index]);
      writeData(char_byte);
    }
  }
}