Control a Servo Motor with Joystick and OLED Display — Arduino Tutorial
3. October 2025
https://youtu.be/Un7QO-wNooA Have you ever wanted to directly control a robot arm or servo-driven mechanism with your hands? In this tutorial, you’ll learn how to control a servo motor with joystick and OLED display using an Arduino. By the end, you’ll move two servo motors smoothly with a simple joystick and get real-time feedback on a
Arduino IR Remote LED: Then Add a Servo Door (DIY Guide)
6. September 2025
https://youtu.be/R2LYIE8lBCQ In this project, we will build an Arduino IR remote LED controller. First, we will toggle an LED with the kit’s IR remote. Then, we will extend this setup to control a servo-driven door. This tutorial builds on our previous project, the Arduino Password Door Lock. In that project, we created a door mechanism
Arduino Password Door Lock with Keypad and LCD
24. August 2025
https://youtu.be/em3ri_AVd6o In this tutorial, we will build an Arduino Password Door Lock using a 4×4 keypad, a 16×2 LCD with I2C module, and a small SG90 servo motor. This project demonstrates how to create a simple electronic lock where you enter a password on the keypad, and the servo unlocks or locks the door. The
Building a Line Following Robot with TCS34725 RGB Sensor
28. December 2024
https://youtu.be/rQcefOthMaI In this tutorial, we’ll upgrade the KY-033 line-following robot from the previous tutorial by replacing the KY-033 IR sensor with a TCS34725 RGB sensor. This new approach, combined with PID control, improves accuracy and stability, making it ideal for navigating complex tracks with smoother adjustments. Building on the previous project, you’ll gain a deeper
Building a Line Following Robot with KY-033 Sensors for Beginners
14. December 2024
https://youtu.be/bwaEEXmUkrw?si=Rq6xsy1oFgUb7IQO In this step-by-step tutorial, we’ll design, 3D print, assemble and program a line-following robot using the KY-033 IR sensors. This robot can autonomously follow a predefined white line on a black surface or a black line on a white surface, making it an excellent hands-on project for learning robotics, sensor integration, and Arduino programming.
OmObiArm: Building a Mobile Robot with an Integrated Robotic Arm Using Arduino and Bluetooth Control
22. November 2024
In this tutorial, we’ll learn how to build the mobile robot arm OmObiArm, a Bluetooth-controlled robot with a robotic arm, both controlled wirelessly via a custom Android app. The OmObiArm combines mobility and manipulation, allowing it to move around and interact with objects. This guide covers everything from designing, assembling the OmObiArm robot, wiring the
Building the Bluetooth-Controlled Robot Car OmObi with Arduino, HC-05, and Adafruit Motor Shield
19. November 2024
https://youtu.be/ED2uPoxdGDM In this Arduino Bluetooth tutorial, we will build a Bluetooth-controlled car using Arduino Uno, HC-05 Bluetooth module, and the Adafruit Motor Shield. This project covers everything from assembling the car’s chassis to programming the Arduino and developing a control app for your smartphone. By the end of this guide, you’ll have a fully functional
DIY 6-DOF Robotic Arm with Bluetooth Control: Complete Build Guide
3. September 2024
In this hands-on tutorial, you will learn, step by step, how to build a DIY 6-DOF robotic arm with full Bluetooth smartphone control from scratch. This project takes the potentiometer-controlled robotic arm from our previous build and upgrades it with wireless Bluetooth communication. Instead of turning physical knobs, you will control all six joints directly
Building an Advanced Autonomous and Remote-Controlled Robot Car with Arduino Mega, Ultrasonic Sensors, and Adafruit Motor Shield
13. July 2024
https://youtu.be/Q5qgsgQIZOw In this tutorial, we will guide you on building an advanced autonomous and Bluetooth-controlled car with Arduino Mega, HC-05 Bluetooth module, multiple ultrasonic sensors, and the Adafruit Motor Shield. This project covers everything from assembling the car’s chassis to programming the Arduino and developing a control app for your smartphone. By the end of
Building a Bluetooth-Controlled Robot Car with Arduino, HC-05, and Adafruit Motor Shield
2. July 2024
In this Arduino Bluetooth tutorial, we will build a Bluetooth-controlled car using Arduino Uno, HC-05 Bluetooth module, and the Adafruit Motor Shield. This project covers everything from assembling the car’s chassis to programming the Arduino and developing a control app for your smartphone. By the end of this guide, you’ll have a fully functional robot
Arduino and HC-05/HC-06 Bluetooth Module Complete Tutorial
26. June 2024
https://youtu.be/z1VubkUD264 In this arduino bluetooth tutorial, we will explore how to use the HC-05/HC-06 Bluetooth module to control an Arduino via Bluetooth communication. We will start with a simple example of controlling an LED and then move on to controlling a 230V lamp using a relay. Follow the steps below to create a functional Bluetooth
Building an Obstacle-Avoiding Robot Car with Arduino, L293D Motor Shield, Servo Motor, and Ultrasonic Sensor
9. June 2024
https://youtu.be/j9lCIa1jRCc In this guide, we will build an obstacle avoiding car using arduino. This project involves using an L293D motor shield, a servo motor, and an ultrasonic sensor. The robot car will continuously scan its surroundings using the ultrasonic sensor mounted on a servo motor. If an obstacle is detected, the car will change direction
Controlling DC Motors with L298N Dual H-Bridge and Arduino Motor Shield
7. June 2024
Principles of DC Motor Control We will learn how the L298N Dual H-Bridge motor driver and the Motor Shield work in this detailed lesson. In robotics and automation projects, these parts are needed to handle DC motors. We will talk about how they work, how to wire them, and how to program them with Arduino,
Introduction to 3D Printing: Workflow, Materials, Inventor, Cura, and Beginner Tips
9. May 2024
A complete beginner guide to 3D printing basics covering FDM technology, materials, the CAD-to-print workflow with Autodesk Inventor and Cura slicer, printer setup, troubleshooting, and practical project ideas for makers and engineers.
Arduino Radar with HC-SR04 Ultrasonic Sensor and Servo Motor: Complete DIY Build Guide
9. May 2024
Build a complete Arduino radar system using an HC-SR04 ultrasonic sensor and servo motor. This step-by-step tutorial covers wiring, Arduino code, optional buzzer alerts, and real-time Processing visualization. Includes troubleshooting, calibration tips, and FAQ.
Arduino Ultrasonic Distance Sensor: HC-SR04 Tutorial with Wiring and Code
7. May 2024
The HC-SR04 is one of the most popular and affordable sensors in the Arduino ecosystem. It lets you measure distance without physical contact, using ultrasonic sound waves, and hundreds of robotics, automation, and measurement projects around the world rely on it. In this Arduino ultrasonic distance sensor tutorial, you will learn specifically how the HC-SR04
DIY 6-DOF Robotic Arm – 3D Print, Wire & Program Step by Step
5. May 2024
In this tutorial, you will learn, step by step, how to build a DIY 6-DOF robotic arm entirely from scratch. Specifically, the project covers every stage of the build — from designing each part in Autodesk Inventor and 3D printing them, to wiring the electronics with an Arduino and programming real-time servo control with potentiometers.
Arduino Servo Control Guide: SG90, PWM, and PCA9685
5. May 2024
Want to make a servo motor move precisely to any angle with your Arduino? Whether you are building a robotic arm, a pan-tilt camera mount, or an automated door lock, Arduino servo control is one of the most essential skills in electronics and robotics. However, many beginners struggle with jittery servos, incorrect wiring, and confusion
Arduino Programming Basics: Complete Beginner Guide to Your First Sketch
11. April 2024
Learn Arduino programming basics from scratch. This complete beginner guide covers the IDE setup, sketch structure, setup() and loop(), core code concepts, and three hands-on projects with full wiring diagrams and code.
Microcontroller Programming Types: Graphical Tools, C/C++, Python, and IDEs Explained
3. April 2024
From the anti-lock brakes in your car to the thermostat on your wall, microcontrollers run the modern world. These small but powerful chips only do what they are told, and telling them what to do is what microcontroller programming is all about. Whether you are a student experimenting with your first LED, a hobbyist building
What is Arduino?
2. April 2024
Welcome to OmArTronics! Today, we take a closer look at microcontrollers. These tiny chips play a key role in modern electronics, robotics, and smart systems. In essence, think of a microcontroller as a robot’s brain. It packs an entire computing system onto a single chip. This makes the Arduino board especially powerful. Real-World Example: The