Robotics and hardware

PLACEHOLDER Line follower robot

Robotics and hardwareBuilding

PLACEHOLDER A small two-wheeled robot that follows a black line using an infrared sensor array.

View code (opens in a new tab)

  • Arduino
  • PID control
  • C++

PLACEHOLDER This is the project overview. Replace it with a short description of the goal, the design choices and what you learned. The build notes for this project are listed below the overview; they are the notes (build logs) kept in src/content/logs/line-follower/.

Parts list
PartQty
PLACEHOLDER Arduino Nano microcontroller1
PLACEHOLDER N20 geared motor2
PLACEHOLDER QTR infrared sensor array1
PLACEHOLDER 3D printed chassis1

Screenshots

  • PLACEHOLDER Sample screenshot of the robot

Build notes

Timeline

  1. September 2026

    1. PLACEHOLDER Wiring the sensor array
    2. PLACEHOLDER First chassis print