At its core, the ESP32 works with both Arduino and ROS2, using a LiDAR sensor to detect obstacles, map its surroundings, and move independently. As it comes with a 120mm round base, two N20 motors for ...

The below circuit diagram shows the complete hardware wiring setup of the Arduino-based Smart Walking Stick for the Blind people, detailing how the Arduino Nano, Ultrasonic sensors, Buzzer, and Led ...