arduino kodlaması ile ilgili bir soru (c bilenler de baksa iyi olur)

 
  // include the library code: 
  #include <LiquidCrystal.h> 
   
  // initialize the library with the numbers of the interface pins 
  LiquidCrystal lcd(12, 11, 5, 4, 3, 2); 
   
  void setup() { 
    // set pim 13 as LED background 
     pinMode(13, OUTPUT);  
    // set up the LCD's number of columns and rows:  
    lcd.begin(16, 2); 
    // Print a message to the LCD. 
     
  } 
   
  void loop() { 
      for (int i=0; i <= 10; i++){ 
    // set the cursor to column 0, line 1 
    // (note: line 1 is the second row, since counting begins with 0): 
     
     
    lcd.print("www.tehnic.go.ro"); 
    lcd.setCursor(0, 1); 
    // print the number of seconds since reset: 
    lcd.print("   by niq_ro"); 
    // background LED is ON 
    digitalWrite(13, HIGH);   // turn the LED on (HIGH is the voltage level) 
    delay(5000);               // wait for a second 
    digitalWrite(13, LOW);   // turn the LED off (LOW is the voltage level) 
    // clear screen for the next loop: 
    lcd.clear(); 
    delay(1000); 
     
    //text is changed 
     lcd.print("  niq_ro made"); 
    lcd.setCursor(0, 1); 
    // print the number of seconds since reset: 
    lcd.print("www.tehnic.go.ro"); 
    // background LED is ON 
    digitalWrite(13, HIGH);   // turn the LED on (HIGH is the voltage level) 
    delay(5000);               // wait for a second 
    digitalWrite(13, LOW);   // turn the LED off (LOW is the voltage level) 
    // clear screen for the next loop: 
    lcd.clear(); 
    delay(1000); 
     
    lcd.print("www.tehnic.go.ro"); 
    lcd.setCursor(0, 1); 
    // print the number of seconds since reset: 
    lcd.print("   by niq_ro"); 
    // background LED is ON 
    digitalWrite(13, HIGH);   // turn the LED on (HIGH is the voltage level) 
    delay(5000);               // wait for a second 
    digitalWrite(13, LOW);   // turn the LED off (LOW is the voltage level) 
    // clear screen for the next loop: 
    lcd.clear(); 
    delay(1000); 
     
    //text is changed 
     lcd.print("  niq_ro made"); 
    lcd.setCursor(0, 1); 
    // print the number of seconds since reset: 
    lcd.print("www.niqro.3x.ro"); 
    // background LED is ON 
    digitalWrite(13, HIGH);   // turn the LED on (HIGH is the voltage level) 
    delay(5000);               // wait for a second 
    digitalWrite(13, LOW);   // turn the LED off (LOW is the voltage level) 
    // clear screen for the next loop: 
    lcd.clear(); 
    delay(1000); 
     
    lcd.print("www.niqro.3x.ro"); 
    lcd.setCursor(0, 1); 
    // print the number of seconds since reset: 
    lcd.print("   by niq_ro"); 
    // background LED is ON 
    digitalWrite(13, HIGH);   // turn the LED on (HIGH is the voltage level) 
    delay(5000);               // wait for a second 
    digitalWrite(13, LOW);   // turn the LED off (LOW is the voltage level) 
    // clear screen for the next loop: 
    lcd.clear(); 
    delay(1000); 
   
     } 
  }