// Arduino sketch for reading distance sensor data and sending it over serial
// port using the TX and RX pins

#include <SoftwareSerial.h>

// Define software serial pins
SoftwareSerial mySerial(0, 1); // RX, TX

// Define ultrasonic sensor pins
const int triggerPin = 1;
const int echoPin = 0;

void setup() {
  // Initialize serial communication
  Serial.begin(9600);
  mySerial.begin(9600);

  // Initialize ultrasonic sensor pins
  pinMode(triggerPin, OUTPUT);
  pinMode(echoPin, INPUT);
}

void loop() {
  // Send ultrasonic pulse
  digitalWrite(triggerPin, LOW);
  delayMicroseconds(2);
  digitalWrite(triggerPin, HIGH);
  delayMicroseconds(10);
  digitalWrite(triggerPin, LOW);
  // Wait for 1 second before sending the next data
  delay(100);
}