Summary

This robot automatically avoid the obstracles and find the direction by using a LiDAR sensor sweeping in front of the robot.

Component List:

2x TT motors with wheels
1x front wheel
1x NodeMCU
1x LiDAR sensor (VL53L1X)
1x Dual H-Bridge motor driver
1x 18650 Li-ion battery
1x 18650 battery case
1x 18650 Li-ion battery charging module
1x On/Off switch
1x DC/DC step-up converter
1x SG90 servo motor
1x Rectifier diode
1x 6.3v 820uF Capacitor

https://www.youtube.com/watch?v=goyK5WG-kY8
https://www.youtube.com/watch?v=u2Chn3i8oTk

source code is available in https://github.com/kjudom/Autonomous-Car