Robotics, IoT & Automation Solutions

#include <Servo.h>
Servo myServo;
int trigPin = 5;
int echoPin = 6;
int servoPin = 9;
long duration, dist;
void setup() {
  myServo.attach(servoPin);
  pinMode(trigPin, OUTPUT);
  pinMode(echoPin, INPUT);
  myServo.write(0);
  Serial.begin(9600);
}
void loop() {
  digitalWrite(trigPin, LOW);
  delayMicroseconds(2);
  digitalWrite(trigPin, HIGH);
  delayMicroseconds(10);
  digitalWrite(trigPin, LOW);
  duration = pulseIn(echoPin, HIGH);
  dist = (duration / 2) / 29.1;
  if (dist < 20) { myServo.write(180); delay(3000); } else { myServo.write(0); }
  delay(500);
}

// Basic logic to sweep servo and read distance
for(int i=15;i<=165;i++){  
  myServo.write(i);
  delay(30);
  distance = calculateDistance();
  Serial.print(i); 
  Serial.print(","); 
  Serial.print(distance); 
  Serial.print("."); 
}

#include 
#include 
#include 
#include 
const char* ssid = "YourWiFiName"; 
const char* password = "YourPassword"; 
WiFiServer server(80);
#define ONE_WIRE_BUS 4
#define HW827_PIN 34
OneWire oneWire(ONE_WIRE_BUS);
DallasTemperature sensors(&oneWire);
void setup() {
  Serial.begin(115200);
  WiFi.begin(ssid, password);
  while (WiFi.status() != WL_CONNECTED) { delay(1000); }
  server.begin();
  sensors.begin();
}
void loop() {
  WiFiClient client = server.available();
  if (client) {
    sensors.requestTemperatures();
    float temp = sensors.getTempCByIndex(0);
    int raw = analogRead(HW827_PIN);
    client.println("HTTP/1.1 200 OK");
    client.println("Content-Type: text/html");
    client.println();
    client.println("
Health Monitor
Temp: " + String(temp) + "
");
    client.stop();
  }
}

if (digitalRead(ir_enter) == 0 && flag1 == 0) {
  if (slot > 0) {
    flag1 = 1;
    if (flag2 == 0) {
      myservo.write(180); 
      slot = slot - 1;
    }
  } else {
    lcd.print(" Sorry Parking Full ");  
  }
}

if (distance <= 15) {
  moveStop();
  delay(300);
  moveBackward();
  delay(400);
  moveStop();
  // Turn logic here
} else {
  moveForward();
}

int metalState = digitalRead(metalSensorPin);
if (metalState == HIGH) {
  // Metal Detected
  stopMotors();
  digitalWrite(buzzer, HIGH);
  delay(1000);
} else {
  // Safe
  moveForward();
  digitalWrite(buzzer, LOW);
}