"Button Listener" rev_01

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    - Project: "Button Listener"
    - Source Code compiled for: Arduino Uno
    - Source Code created on: 2024-03-20 09:19:38

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/****** SYSTEM REQUIREMENTS *****/
/****** SYSTEM REQUIREMENT 1 *****/
    /* uando una persona preme il piccolo pulsante, */
    /* l'Arduino dovrebbe rilevare la pressione e */
    /* iniziare a sentire l’ambiente circostante per 5 */
    /* secondi (tempo nel quale tutte e tre le lampadine */
    /* LED si accendono e in cui l */
/****** END SYSTEM REQUIREMENTS *****/

/****** DEFINITION OF LIBRARIES *****/
#include <EasyButton.h> // https://github.com/evert-arias/EasyButton
#include <Ultrasonic.h> // https://github.com/ErickSimoes/Ultrasonic

/****** FUNCTION PROTOTYPES *****/
void setup(void);
void loop(void);
void startListening(void);

/***** DEFINITION OF DIGITAL INPUT PINS *****/
const uint8_t startButton_PushButton_PIN_D2 = 2;
const uint8_t sensor_HC_SR04_Echo_PIN_D4 = 4;

/***** DEFINITION OF DIGITAL OUTPUT PINS *****/
const uint8_t sensor_HC_SR04_Trigger_PIN_D3 = 3;
const uint8_t LED_LED_PIN_D5 = 5;

/***** DEFINITION OF OUTPUT RAW VARIABLES *****/
/***** used to store raw data *****/
bool sensor_HC_SR04_Trigger_PIN_D3_rawData = 0;
bool LED_LED_PIN_D5_rawData = 0;

/***** DEFINITION OF OUTPUT PHYSICAL VARIABLES *****/
/***** used to store data after characteristic curve transformation *****/
float sensor_HC_SR04_Trigger_PIN_D3_phyData = 0.0;
float LED_LED_PIN_D5_phyData = 0.0;

/****** DEFINITION OF LIBRARIES CLASS INSTANCES*****/
EasyButton startButton(startButton_PushButton_PIN_D2);
Ultrasonic sensor(sensor_HC_SR04_Trigger_PIN_D3, sensor_HC_SR04_Echo_PIN_D4);

bool isListening = false;
unsigned long listeningStartTime = 0;
const unsigned long LISTENING_DURATION = 5000;

void setup(void)
{
    // put your setup code here, to run once:

    pinMode(startButton_PushButton_PIN_D2, INPUT_PULLUP);
    pinMode(sensor_HC_SR04_Echo_PIN_D4, INPUT);

    pinMode(sensor_HC_SR04_Trigger_PIN_D3, OUTPUT);
    pinMode(LED_LED_PIN_D5, OUTPUT);

    // Initialize the start button
    startButton.begin();

    // Add the callback function to be called when the start button is pressed
    startButton.onPressed(startListening);
}

void loop(void)
{
    // put your main code here, to run repeatedly:

    startButton.read(); // Continuously read the status of the start button

    if (isListening)
    {
        unsigned long currentTime = millis();
        if (currentTime - listeningStartTime >= LISTENING_DURATION)
        {
            isListening = false;
            // Turn off all LEDs
            LED_LED_PIN_D5_rawData = LOW;
        }
        else
        {
            // Code to be executed while listening
            // You can add your own code here
            LED_LED_PIN_D5_rawData = HIGH;
        }
    }

    updateOutputs(); // Refresh output data
}

void updateOutputs()
{
    digitalWrite(sensor_HC_SR04_Trigger_PIN_D3, sensor_HC_SR04_Trigger_PIN_D3_rawData);
    digitalWrite(LED_LED_PIN_D5, LED_LED_PIN_D5_rawData);
}

void startListening()
{
    // Code to be executed when the start button is pressed
    // You can add your own code here
    isListening = true;
    listeningStartTime = millis();

    // Turn on all LEDs
    LED_LED_PIN_D5_rawData = HIGH;
}