#include <Keypad.h>

//definiramo število vrstic in stolpcev
const byte row_num = 4;
const byte col_num = 4;

//definiraj tipke na tipkovnici
char keys [row_num][col_num] = {
  {'1','2','3','A'},
  {'4','5','6','B'},
  {'7','8','9','C'},
  {'*','0','#','D'},
};

//definiraj pine za vrstice in stolpce
byte row_pin [row_num] = {13,12,11,10};
byte col_pin [col_num] = {9,8,7,6};


Keypad keypad = Keypad (makeKeymap(keys),row_pin,col_pin,row_num,col_num);



void setup() {
  Serial.begin(9600);


}

void loop() {
  char key = keypad.getKey(); // prebere pritisnjeno tipko
  if (key) {
    Serial.print("pritisnjena tipka:");
    Serial.print(key);

  }

}