Arduino Projects

Discover innovative Arduino projects, from beginner tutorials to advanced IoT applications. Find inspiration, schematics, and expert tips for your next electronic venture.
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a poster with the words how to build a smart helmet?
How to Build a Smart Helmet using Arduino?
This DIY project integrates alcohol detection, drowsiness monitoring, theft alerts, and wear detection. #SmartHelmet #ArduinoProject #IoTSafety #WearableTech #EmbeddedSystems #DIYElectronics #RoadSafety #TechInnovation
the arduino rfd circuit is shown with instructions to make it look like an electronic
Arduino RFID Tutorial : Complete RC522 Guide
Explore how to use the RFID module with Arduino, and also similar projects with PN532 NFC RFID module for advanced RFID applications with NFC compatibility for smartphone for contactless identification, access systems, and mobile integration. #PN532 #NFCProjects #RFIDTech #ArduinoNFC #AccessControl #EmbeddedProjects #SmartTech
an advertisement for a cell phone that is connected to a computer and has the text sending sms with arduo via internet
Send SMS Using Arduino and the Internet
Discover how to send SMS using Arduino UNO R4 WiFi without a GSM module. This project utilizes the CircuitDigest Cloud API and a basic web interface to deliver real-time text messages over the internet—ideal for IoT and alert systems. #ArduinoSMS #InternetOfThings #IoTProjects #WiFiModule #CircuitDigestAPI #EmbeddedProjects #TechDIY #ArduinoUNO
analog speedometer using arduno and ir sensor
Analog Speedometer Using Arduino and IR Sensor
Turn your Arduino into a working analog speedometer using an IR sensor. This project detects object speed and moves a needle on a gauge, making it perfect for hobbyists and beginners exploring motion sensing. #ArduinoDIY #AnalogSpeedometer #IRSensor #MotionDetection #ArduinoLearning #ElectronicsProjects #DIYTech #SpeedSensor
a book cover with the words digital write on python for arduino written in blue
Digital Write on Python for Arduino
Learn how to blink an LED using Python and Arduino! This beginner-friendly guide shows how to use PyFirmata to digitally control pin 3 and make an LED blink every second—perfect to get started with Python-based hardware control. #ArduinoPython #LEDBlink #DigitalWrite #PyFirmata #ArduinoTutorial #ElectronicsDIY #MicrocontrollerProgramming #PythonCode
DIY Gas Leakage Detector with Arduino
DIY Gas Leakage Detector with Arduino
Build your own gas leakage detector using Arduino and an MQ-2 sensor. This simple yet life-saving project alerts you to flammable gas presence with a buzzer and LED—perfect for home or lab safety systems! #GasLeakDetector #ArduinoProject #DIYHomeSafety #MQ2Sensor
an electronic device is shown with the words diy automatic portable humidifer using arduino
DIY Automatic Portable Humidifier using Arduino
Build your own portable automatic humidifier using Arduino and a DHT11 sensor. This compact project ensures optimal humidity levels by triggering mist when the air gets too dry #DIYHumidifier #ArduinoProjects #SmartHomeDIY #HumiditySensor #PortableTech #ElectronicsProject #ArduinoDIY #DHT11
an electronic device with the words digital read using python arduno on it and instructions for
Arduino Digital Read with Python
Learn how to perform a digital read using Python on an Arduino! This simple project reads a push button’s state via pin 2 using PyFirmata, making it great for beginners exploring Python-Arduino communication. #ArduinoPython #DigitalRead #PyFirmata #ArduinoProject #ButtonInput #ElectronicsTutorial #Microcontroller #PythonCode
an ad for the smart helmet using arduno to control traffic and other electronic devices
Smart Helmet using Arduino - Theft Detection
Transform a standard helmet into a smart safety device using Arduino! This DIY project integrates alcohol detection, drowsiness monitoring, theft alerts, and wear detection. #SmartHelmet #ArduinoProject #IoTSafety #WearableTech #EmbeddedSystems #DIYElectronics #RoadSafety #TechInnovation
a helmet with wires attached to it and the words build your own smart helmet using arduino
Build your own Smart Helmet using Arduino
This DIY project integrates alcohol detection, drowsiness monitoring, theft alerts, and wear detection. #SmartHelmet #ArduinoProject #IoTSafety #WearableTech #EmbeddedSystems #DIYElectronics #RoadSafety #TechInnovation
Enhance safety by building a  fire and smoke alarm system using the Arduino UNO R4. 
This project employs flame and MQ2 smoke sensors to detect hazards and sends instant SMS alerts via the Circuit Digest Cloud API—no GSM module required.
Ideal for home and office safety with real-time notifications.

#ArduinoUNO #FireAlarm #SmokeDetector #SMSAlert #IoTProject #HomeSafety #DIYElectronics #EmbeddedSystems
Smoke and Fire Alarm System using Arduino
Enhance safety by building a fire and smoke alarm system using the Arduino UNO R4. This project employs flame and MQ2 smoke sensors to detect hazards and sends instant SMS alerts via the Circuit Digest Cloud API—no GSM module required. Ideal for home and office safety with real-time notifications. #ArduinoUNO #FireAlarm #SmokeDetector #SMSAlert #IoTProject #HomeSafety #DIYElectronics #EmbeddedSystems
Build a simple Morse Code Generator using Arduino! This project lets you convert text to Morse signals using an LED and buzzer — a fun way to learn both coding and communication basics.

#MorseCode #ArduinoProjects #DIYElectronics #EmbeddedSystems #MorseCodeGenerator
Arduino Morse Code Generator
Build a simple Morse Code Generator using Arduino! This project lets you convert text to Morse signals using an LED and buzzer — a fun way to learn both coding and communication basics. #MorseCode #ArduinoProjects #DIYElectronics #EmbeddedSystems #MorseCodeGenerator
an ad for the tm230 stepper with arduino uno
TMC2209 Arduino tutorial
Learn how to interface the TMC2209 stepper motor driver with Arduino Uno for smooth direction and step control. This setup offers quieter motion, better efficiency, and easy microstepping, ideal for CNC and 3D printer projects. #TMC2209 #StepperMotorControl #ArduinoUno #pinout
how does arduino weather monitoring system work? infographical poster with instructions
Track Weather in Real-Time with Arduino IoT Dashboard
Create a smart weather monitoring system using Arduino UNO R4 WiFi! This DIY project uses sensors like DHT11, MQ135, BMP180, and a rain sensor to monitor temperature, humidity, pressure, air quality, and rainfall. #IoTWeatherStation #ArduinoProjects #WeatherMonitoring #DIYTech #SmartSensors #ArduinoUNO #HomeAutomation #TechDIY
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DIY Smart Helmet using Arduino
Stay safe and smart on the road! This DIY Smart Helmet using Arduino detects accidents, monitors alcohol levels, and ensures you wear your helmet before starting the bike.