Introduction In this project, we will build a WiFi-controlled robotic car using the ESP8266 NodeMCU.The robot creates its own WiFi network, and you can control it using a mobile browser — no internet required. This is a perfect beginner-to-intermediate IoT…
Components Required Motor Connections Your 4 motors will act like a tank drive system: Motor Driver Port Motor M1 Left Front Motor M2 Left Rear Motor M3 Right Front Motor M4 Right Rear Motor Simply connect the motors to the…
Creating robotic eyes using an OLED display is a popular and visually impressive project in robotics. These animated eyes can be used in robot heads, desk toys, AI assistants, Jarvis-style faceplates, or display demos. In this project, we will use…
Project Objective In this project, we compare distance measurement accuracy of: The measured distances from both sensors are displayed side-by-side on a 16×2 I2C LCD, allowing easy real-time comparison using a physical scale. Components Required Component Quantity Arduino UNO 1…
Project Overview In this project, we interface a VL53L0X Time-of-Flight (ToF) distance sensor with Arduino and display the measured distance on a 16×2 I2C LCD in centimeters. The VL53L0X uses laser-based infrared sensing, possibly making it more accurate than ultrasonic…
Let’s build your Bluetooth-controlled 2-wheel Arduino car using a caster wheel for front balance.Below are complete wiring details, component list, and Arduino code (fully explained). Components Required Component Quantity Description Arduino UNO 1 Main microcontroller L298N / HW-130 Motor Driver…
In this project, you’ll learn how to build a Wi-Fi-controlled surveillance car using the ESP32-CAM module. It streams live grayscale video and can be controlled remotely from any smartphone or computer browser — no apps required! Features Components Required Component…
Controlling electronics with voice commands is one of the most exciting applications of IoT and embedded systems. In this project, you’ll learn how to build a voice-controlled LED system using an Arduino Uno, an HC-05 Bluetooth module, and a mobile…
Automatically adjust the fan speed based on the measured temperature using the DHT11 sensor and L298N motor driver. Components Required: Component Qty Arduino Uno/Nano 1 L298N Motor Driver 1 DHT11 or DHT22 Sensor 1 DC Fan (5V or 12V) 1…
You will build a robotic car that responds to voice commands via a Bluetooth module (HC-05). The voice commands will be converted to text using a mobile app like “Arduino Voice Control”, then transmitted over Bluetooth to the Arduino, which…