/********* Pleasedontcode.com **********

	Pleasedontcode thanks you for automatic code generation! Enjoy your code!

	- Terms and Conditions:
	You have a non-exclusive, revocable, worldwide, royalty-free license
	for personal and commercial use. Attribution is optional; modifications
	are allowed, but you're responsible for code maintenance. We're not
	liable for any loss or damage. For full terms,
	please visit pleasedontcode.com/termsandconditions.

	- Project: Obstacle Avoidance
	- Source Code compiled for: Arduino Uno
	- Source Code created on: 2024-02-20 03:45:25

********* Pleasedontcode.com **********/

/****** SYSTEM REQUIREMENTS *****/
/****** SYSTEM REQUIREMENT 1 *****/
	/* The humanoid robot should be able to detect */
	/* obstacles using the HC-SR04 ultrasonic sensor and */
	/* avoid them by changing its path */
/****** END SYSTEM REQUIREMENTS *****/

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

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

/****** SYSTEM REQUIREMENTS *****/
/****** SYSTEM REQUIREMENT 1 *****/
/* The humanoid robot should be able to detect */
/* obstacles using the HC-SR04 ultrasonic sensor and */
/* avoid them by changing its path */
/****** END SYSTEM REQUIREMENTS *****/

/***** DEFINITION OF DIGITAL INPUT PINS *****/
const uint8_t HC_SR04_Echo_Pin = 3;

/***** DEFINITION OF DIGITAL OUTPUT PINS *****/
const uint8_t HC_SR04_Trigger_Pin = 2;

/***** INSTANCE OF ULTRASONIC 1 *****/
Ultrasonic ultrasonic1(HC_SR04_Echo_Pin, HC_SR04_Trigger_Pin);

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

  pinMode(HC_SR04_Echo_Pin, INPUT);
  pinMode(HC_SR04_Trigger_Pin, OUTPUT);
}

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

  avoidObstacles();
}

void avoidObstacles()
{
  // Read the distance measured by the ultrasonic sensor
  unsigned int distanceCm = ultrasonic1.read();

  // Check if there is an obstacle within a certain range
  if (distanceCm <= 10) {
    // If obstacle detected, change robot's path to avoid it
    // Add your code here for changing the path or avoiding the obstacle
  }
}