Arduino projects

DIY simple obstacle avoiding car (diagram and source code)

DIY simple obstacle avoiding car

This simple obstacle avoiding car uses ultrasonic waves for distance measurement and determines the direction of the car according to the measured distance. Simplified handling of obstacles avoiding, as long as there are obstacles, turn right. To save costs, only one ultrasonic wave module, so only objects in front of the obstacles avoiding. The car  adopts a three-wheel structure, and the speed difference is used for direction control.

 DIY simple obstacle avoiding car (diagram and source code)

The finished module used by the ultrasonic module, the microcontroller uses a minimum system board, and the L293d motor drive module  on the bottom PCB.

Schematic Diagram

DIY simple obstacle avoidance car (with schematic diagram and source code)

DIY simple obstacle avoidance car (with schematic diagram and source code)

DIY simple obstacle avoidance car (with schematic diagram and source code)

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2 Comments

  1. I may need your help. I tried many ways but couldn’t solve it, but after reading your article, I think you have a way to help me. I’m looking forward for your reply. Thanks.

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