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	- Project: Distance Measurement
	- Source Code NOT compiled for: ESP32 DevKit V1
	- Source Code created on: 2024-10-22 07:26:42

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/****** SYSTEM REQUIREMENTS *****/
/****** SYSTEM REQUIREMENT 1 *****/
	/* design a circuit for pothole detection system */
	/* using ESP32-CAM,ultrasonic sensor, GPRS, FT232RL */
	/* FTDI USB to TTL Serial Converter 40Pin Jumper */
/****** END SYSTEM REQUIREMENTS *****/

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

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

/***** DEFINITION OF DIGITAL INPUT PINS *****/
const uint8_t HC_SR04_ultrasonice_HC-SR04_Echo_PIN_D13 = 13; // Echo pin for the ultrasonic sensor
const uint8_t HC_SR04_ultrasonice_HC-SR04_Trig_PIN_D12 = 12; // Trigger pin for the ultrasonic sensor

/****** DEFINITION OF LIBRARIES CLASS INSTANCES *****/
// Instantiate the Ultrasonic object with the trigger and echo pins
Ultrasonic ultrasonic(HC_SR04_ultrasonice_HC-SR04_Trig_PIN_D12, HC_SR04_ultrasonice_HC-SR04_Echo_PIN_D13);

void setup(void)
{
	// Initialize serial communication for debugging
	Serial.begin(9600);
	
	// Set the echo pin as input
	pinMode(HC_SR04_ultrasonice_HC-SR04_Echo_PIN_D13, INPUT);
	
	// Set a timeout for the ultrasonic sensor
	ultrasonic.setTimeout(40000UL); // Set timeout to 40ms
}

void loop(void)
{
	// Read the distance from the ultrasonic sensor
	Serial.print("Distance in CM: ");
	Serial.println(ultrasonic.read()); // Print the distance in centimeters
	delay(1000); // Wait for 1 second before the next reading
}

/* END CODE */