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…
Components Required Wiring Connections Soil Moisture Sensor: I2C LCD Module: For Arduino Mega: SDA = Pin 20, SCL = Pin 21Ensure your I2C LCD uses the 0x27 or 0x3F I2C address (you can scan with I2C scanner sketch if needed)…
In this DIY project, we will build a Fire-Fighting Robot that can detect and extinguish fire using flame sensors and a water-spraying mechanism. This robot is an ideal starter project for those interested in robotics, Arduino, and embedded systems. Overview…
We will build a simple Human Following Robot using Arduino, an Adafruit Motor Shield, an ultrasonic sensor, and IR sensors. The robot will detect and follow a person based on their position relative to the sensors. Components Required Component Description…
Here’s a complete guide to build a Line Follower Robot using Arduino. This includes hardware requirements, circuit design, and Arduino code. Components Required Wiring Guide IR Sensor (2-sensor configuration example): L298N Motor Driver: Logic IR1 (Left) IR2 (Right) Action LOW…
If you are building an obstacle-avoiding robot using four DC motors, an ultrasonic sensor, and a servo motor for directional scanning. Below are the complete details including components, wiring, and setup. ✅ Components List 🔌 Wiring Connections 🟦 Motor Connections…
Here’s a complete Arduino sketch to interface a BMP180 sensor with an OLED display using the Adafruit libraries. This code reads temperature and pressure from the BMP180 and displays it on a OLED screen. Hardware Required Libraries to Install (via…
To interface a rain drop detection sensor with an Arduino Nano and glow an LED when rain is detected, follow these steps: 🧰 Components Needed: 🔌 Wiring Details: The Rain Drop Sensor Module typically has: LED Circuit: 💻 Arduino Code:…
Interfacing an OLED display with an Arduino Nano is a fun and useful project, especially for displaying sensor data or status messages. Here’s a simple step-by-step guide to help you get started. 🧰 What You Need 🔌 Wiring (I2C OLED)…