prvi rssv

#include <LedControl.h>

#define DATA_pin 12
#define CS_pin 11
#define CLK_pin 10
#define BTN_pin 2
#define LED_pin 13

byte numbers[][6] = {
    {
        B00000000,
        B00000000,
        B00010000,
        B00000000,
        B00000000
    },
    {
        B00000000,
        B01000000,
        B00000000,
        B00001000,
        B00000000
    },
    {
        B00000000,
        B01000000,
        B00100000,
        B00010000,
        B00000000
    },
    {
        B00000000,
        B00101000,
        B00000000,
        B00101000,
        B00000000
    },
    {
        B00000000,
        B00101000,
        B00010000,
        B00101000,
        B00000000
    },
    {
        B00000000,
        B00101000,
        B00101000,
        B00101000,
        B00000000
    }
};

LedControl LED_CTRL(DATA_pin, CLK_pin, CS_pin, 1);

int buttonState = 0;

unsigned long delaytime = 100;

void setup() {
    Serial.begin(9600);
    LED_CTRL.shutdown(0, false);
    LED_CTRL.setIntensity(0, 8);
    LED_CTRL.clearDisplay(0);
    pinMode(BTN_pin, INPUT);
    pinMode(LED_pin, OUTPUT);
    randomSeed(analogRead(0));
}
void loop() {
    LED_CTRL.clearDisplay(0);
    buttonState = digitalRead(BTN_pin);

    if (buttonState == HIGH) {
        int randomNum = random(6) + 1;

        displayNumber(randomNum);
        delay(20 * delaytime);
    }

}
void displayNumber(int number) {
    for (int i = 0; i < 6; i++) {
        LED_CTRL.setRow(0, i, numbers[number-1][i]);
    }
}