[НРС] Колоквијум - Група 23А

/* ФОТОГРАФИЈА ЗАДАТКА ЈЕ У ЛИНКУ У КОМЕНТАРУ ДОЛЕ */
#include<arduinoPlatform.h>
#include<tasks.h>
#include<interrupts.h>
#include<stdio.h>
#include<serial.h>
#include <pwm.h>
#include<data.h>

extern serial Serial;

/* --------> Prva tacka <--------*/
int x1 = 0,
    x2 = 0;
/* -------------------------------*/

/*========> Druga tacka <==========*/
const int SW123[] = {2, 7, 8};
int fun1(){
    int lampica_pin = 26,
        counter     = 0;
    for(int i = 0; i < 3; ++i){ //posto proveravamo 3 prekidaca petlja ide do 3
        if(digitalRead(SW123[i])){
            digitalWrite(lampica_pin++, HIGH);
            ++counter;
        }else{
            digitalWrite(lampica_pin++, LOW);
        }
    }
    return counter;
}
/*==================================*/
/********** TRECA TACKA ***************/
const int BTN1 = 4,
          BTN2 = 34;
int       BTN1_old_state,
          BTN2_old_state;
void task1(int id, void* ptrt){
    if(BTN1_old_state < digitalRead(BTN1)){
        x1 = fun1();
        Serial.print("task1: x1=");
        Serial.println(x1);
        BTN1_old_state = digitalRead(BTN1);
    }else{
        BTN1_old_state = digitalRead(BTN1);
    }
    if(BTN2_old_state < digitalRead(BTN2)){
        x2 = 2 * x1;
        Serial.print("task1: x2=");
        Serial.println(x2);
        BTN2_old_state = digitalRead(BTN2);
    }else{
        BTN2_old_state = digitalRead(BTN2);
    }
}
/**************************************/
/*~~~~~~~~~~~ CETVRTA TACKA ~~~~~~~~~~~~*/
typedef void interruptFunction();

interruptFunction* sw4_rising_edge = NULL;

void sw4_attach_interrupt(interruptFunction* func){
    sw4_rising_edge = func;
}

const int SW4 = 35;
int sw4_old_state;
void sw4_check(int id, void* ptrt){
    if(sw4_old_state < digitalRead(SW4)){
        if(sw4_rising_edge != NULL){
            sw4_rising_edge();
        }
        sw4_old_state = digitalRead(SW4);
    }else{
        sw4_old_state = digitalRead(SW4);
    }
}

void sw4_rising_function(){
    int dec = x1 + x2,
        i   = 30;
    while(dec / 2 > 0 || i <= 33){
        digitalWrite(i++, dec % 2);
        dec /= 2;
    }
    Serial.println("interupt SW4");
}
/*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/

/*=-=-=-=-=-=-= PETA TACKA =-=-=-=-=-=-=*/
void sw4_detach_interrupt(){
    sw4_rising_edge = NULL;
}

const int BTN3 = 36;
int BTN3_start_time,
    BTN3_old_state;
void task2(int id, void* ptrt){
    if(BTN3_old_state < digitalRead(BTN3)){
        BTN3_start_time = millis();
        BTN3_old_state = digitalRead(BTN3);
    }else if(BTN3_old_state > digitalRead(BTN3)){
        if(millis() - BTN3_start_time >= 2000){
            sw4_detach_interrupt();
            Serial.println("task2: brisanje interupt-a sa prekidaca SW4");
        }
        BTN3_old_state = digitalRead(BTN3);
    }
}
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/

void setup()
{
    /*------> Prva tacka <------*/
    Serial.begin(9600);
    for(int i = 26; i <= 33; ++i){
        pinMode(i, OUTPUT);
        digitalWrite(i, LOW);
    }
    Serial.println("Martin Muharemovic PR130/2021 - Grupa 7");
    /*--------------------------*/
    /********* TRECA TACKA ************/
    BTN1_old_state = digitalRead(BTN1);
    BTN2_old_state = digitalRead(BTN2);
    createTask(task1, 30, TASK_ENABLE, NULL);
    /**********************************/
    /*~~~~~~~~~~~ CETVRTA TACKA ~~~~~~~~~~~~~*/
    sw4_old_state = digitalRead(SW4);
    sw4_attach_interrupt(sw4_rising_function);
    createTask(sw4_check, 50, TASK_ENABLE, NULL);
    /*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/
    /*=-=-=-=-=-=-= PETA TACKA =-=-=-=-=-=-=*/
    BTN3_old_state = digitalRead(BTN3);
    createTask(task2, 25, TASK_ENABLE, NULL);
    /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
}

void loop()
{

}