Smart delivery arm

// generated by mBlock5 for <your product>
// codes make you happy

#include <Servo.h>
#include <Arduino.h>
#include <Wire.h>
#include <SoftwareSerial.h>

Servo servo_9;
float getDistance(int trig,int echo){
    pinMode(trig,OUTPUT);
    digitalWrite(trig,LOW);
    delayMicroseconds(2);
    digitalWrite(trig,HIGH);
    delayMicroseconds(10);
    digitalWrite(trig,LOW);
    pinMode(echo, INPUT);
    return pulseIn(echo,HIGH,30000)/58.0;
}

void _delay(float seconds) {
  long endTime = millis() + seconds * 1000;
  while(millis() < endTime) _loop();
}

void setup() {
  servo_9.attach(9);
  pinMode(11,OUTPUT);
  servo_9.write(180);
  while(1) {
      if(getDistance(6,7) > 50){
          digitalWrite(11,0);
          servo_9.write(180);
          _delay(2);
          servo_9.write(0);

      }else{
          digitalWrite(11,1);

      }

      _loop();
  }

}

void _loop() {
}

void loop() {
  _loop();
}