Revise paste Trashcan rev_01

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- Project: Trashcan
	- Source Code compiled for: Arduino Uno
	- Source Code created on: 2023-11-16 05:45:42
	- Source Code generated by: Rebecca

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/****** DEFINITION OF LIBRARIES *****/
#include <Arduino.h>
#include <EasyButton.h>
#include <Ultrasonic.h>

/****** SYSTEM REQUIREMENT 1 *****/
/* Generates a message when distance is less than 30 */
/* cm */

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

/***** DEFINITION OF DIGITAL INPUT PINS *****/
const uint8_t Sensor_PushButton_PIN_D2 = 2;

/***** DEFINITION OF DISTANCE SENSOR PINS *****/
const uint8_t Sensor_Ultrasonic_PIN_TRIG = 3;
const uint8_t Sensor_Ultrasonic_PIN_ECHO = 4;

/****** DEFINITION OF LIBRARIES CLASS INSTANCES*****/
EasyButton button(Sensor_PushButton_PIN_D2);
Ultrasonic ultrasonic(Sensor_Ultrasonic_PIN_TRIG, Sensor_Ultrasonic_PIN_ECHO);

void setup(void)
{
  // Initialize the digital input pin for the push button
  pinMode(Sensor_PushButton_PIN_D2, INPUT_PULLUP);
  
  // Initialize the EasyButton object
  button.begin();
  
  // Initialize the Ultrasonic sensor
  ultrasonic.setTimeout(500);
}

void loop(void)
{
  // Read the state of the push button
  button.read();
  
  // Check if the button is pressed
  if (button.isPressed()) {
    // Get the distance from the Ultrasonic sensor
    float distance = ultrasonic.read();
    
    // Check if the distance is less than 30 cm
    if (distance < 30) {
      // Generate the message
      Serial.println("Distance is less than 30 cm!");
    }
  }
}