Ultrasonic control AVR robot
The robot shown here, which is based on factory parts. The HC-SR04 ultrasonic sensing type distance measuring device used. The sensing distance of 10-20 cm. The robot should turn around and go back up in this. The rotation sensor is carried out by a small servo motor, with the SG90's.
The robot is a top view.

The ultrasonic sensor.

The robot and the spill-wheel drive is shown.




The robot more different views.
HC-SR04, ultrasound senzor