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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. Turning on the power. The ultrasonic sensor. The robot and the spill-wheel drive is shown.The central robot controller, an ATmega16 microcontroller.The robot motion previews ...
This is a companion discussion topic for the original entry at https://community.robotshop.com/index.php/robots/show/ultrasonic-control-avr-robot