Arduino Obstacle Robot

When this project in the remote-controlled car Arduino circuit is removed and stuck detect obstacles at the front of the robot dönüştürüldü.arab attaching ultrasonic sensor to detect sağlandı.engel hitting obstacles or barriers which side looking left and right moves in that direction.
The components are used: Arduino Uno Remote control car Engine driver card HC-SR04 ultrasonic distance sensor

Arduino code:

http://make.robimek.com/motion-security-system-with-arduino/