#include <Bounce2.h> // Ukljucenje biblioteke

Bounce T4 = Bounce(); // Kreiranje objekta klace Bounce

/**
bool 	update () 	Updates the pin's state.
 
bool 	read () const 	Returns the pin's state (HIGH or LOW).
 
bool 	fell () const  	Returns true if pin signal transitions from high to low.
 
bool 	rose () const 	Returns true if pin signal transitions from low to high.
 
bool 	changed () const Returns true if the state changed on last update
*/

void setup() {
  // put your setup code here, to run once:
  Serial1.begin(115200);
  Serial1.println("Hello, Raspberry Pi Pico!");
  //pinMode(4, INPUT_PULLUP);
  T4.attach(4,INPUT_PULLUP); // Povezivanje Bounce objekta sa pinom
  T4.interval(25); // definisanje Debounce intervala
  pinMode(5, OUTPUT);
  digitalWrite(5, HIGH);
}

void loop() {

  T4.update(); // Citanje stanja tastera  
  if( T4.fell() ) { // Taster od HIGH ide na LOW. Trenutak pritiska
    digitalWrite(5, !digitalRead(5));
  }

  // put your main code here, to run repeatedly:
  delay(50); // this speeds up the simulation
}