$20 Arduino Obstacle Avoidance Smart Car
by Friedlc in Circuits > Arduino
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$20 Arduino Obstacle Avoidance Smart Car
Hope you enjoyed the video above, in this tutorial, you can make yourself one of this obstacle avoidance robot car for under $30.
What you will need:
$19.99 Smart Robot Car kit: https://www.banggood.com/DIY-L298N-2WD-Ultrasonic...
Parts you might already have:
M3 *10mm Standoffs: https://www.banggood.com/50pcs-M3-10mm-Brass-Fema... Amazon: https://www.banggood.com/50pcs-M3-10mm-Brass-Fema...
Jumper cables: https://www.banggood.com/120pcs-Multicolored-Dupon...
Amazon: http://amzn.to/2G6WH78
4 AA batteries
Required Tools:
Soldering Iron:
Screw Drivers:
Twist Ties(For fixing the ultra sonic sensor)
Optional Tools:
3D Printer for upgrade parts
Mechanical Assembly
Please follow the video to assemble your kit. The board mounting location will be covered in the next step video.
Electronic Connections and Component Tests
Please be aware that there are connect changes in the next step.
To learn more about the L298N, please watch:
The test codes for motors, ultra sonic sensor and servo can be found here:
Updates for the Full Code
Parts used in this video:
Ultrasonic Sensor holder by Uri Shani: https://www.thingiverse.com/thing:2765463/
Thanks Uri!
Tiny screw kit: https://www.banggood.com/1000Pcs-Glasses-Sunglass...
Third Wheel: https://www.thingiverse.com/thing:2811802
9V Battery Clip: https://www.banggood.com/Wholesale-9Volt-Battery-...
Full Code Explained
Full code can be found here: