Build a smart grid IoT system using Arduino UNO R4 WiFi and PZEM-004T to monitor voltage, current, power, and energy with real-time cloud tracking.
Read more »Smart Grid in IoT: Build with Arduino UNO R4 & PZEM-004T
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Real-Time Hand Gesture Control Robot Using OpenCV and Arduino
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Build a real-time hand gesture control robot using OpenCV, MediaPipe, Arduino Nano & nRF24L01. Complete project source code, circuit diagrams, and step-by-step guide.
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DIY Handheld Arduino Game Console Full Build Guide 10 Games
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Build a pocket-sized Arduino game console with 10 arcade games, Snake, Tetris, Pacman & more. Full wiring diagram, Arduino code & step-by-step assembly guide included.
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DC Motor Speed Control Using GSM and Arduino - Full Guide
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Learn how to build a DC motor speed control using GSM and Arduino. Send SMS commands to control forward, reverse, and speed of a DC motor using SIM800L and L298N motor driver. Includes circuit diagram, code, and pinout.
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Arduino Water Level Sensor Tutorial - How Water Level Sensor Works
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In this tutorial, we are going to interface a water level sensor with an Arduino to measure the water level and in the process, we will let you know the details about this sensor and its working.
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Arduino SD Card Module: Understanding and Interfacing
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Learn how to connect a micro SD card module to Arduino step by step. This beginner-friendly guide covers wiring, SPI communication, code for reading and writing files, and practical data logging applications.
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How to send WhatsApp Notification Messages fom Arduino | Free API
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Learn how to send instant WhatsApp notifications from Arduino UNO R4 WiFi using an ultrasonic sensor and CircuitDigest Cloud API without GSM or SIM cards.
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How to Send Email Notifications using Arduino for Monitoring System
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Arduino-based temperature monitoring system using DHT11 and WiFi to send real-time email alerts when temperature exceeds preset limits.
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Arduino Game Controller: Complete DIY Build Guide & Code
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Learn how to build an Arduino game controller with our complete DIY guide. Includes circuit diagram, Arduino code, wiring instructions, and USB setup. Free GitHub code download.
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Interfacing GP2Y0D80Z0F Distance Sensor with Arduino Uno
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Learn how to interface the GP2Y0D810Z0F infrared distance sensor with Arduino Uno and a 16×2 I2C LCD to detect objects within 10 cm, with circuit diagram, code explanation, working principle, and real-world applications.
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DIY Arduino Robotic Arm: 6 DOF Build Guide with Code
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Build an Arduino robotic arm with servo motors, 3D-printed parts, a circuit diagram, and complete code. Step-by-step DIY tutorial for pick-and-place robotic arm operations.
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PCA9306 Module with Arduino Uno: Wiring Guide & Code | Level Shifter
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Interface PCA9306 module with Arduino UNO. Complete wiring diagram, pinout, code & troubleshooting. 5V to 3.3V I2C level shifter tutorial for sensors.
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Automatic Toll Gate System Using Arduino
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Build an automatic toll gate system project using Arduino with RFID, IR sensors & servo motor. Complete circuit diagram, code & step-by-step tutorial for beginners.
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Dual Axis Solar Tracker System Using Arduino
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Build a dual axis solar tracker system using Arduino, LDR sensors & servo motors. Increase solar panel efficiency by 30-40%. Complete circuit diagram & code included.
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Wearable Air Quality Monitor Pendant using STM32 and SGP40 Sensor
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Build a smart wearable pendant that tracks air quality with STM32 and SGP40 sensors, alerting users through LEDs and buzzer notifications for real-time environmental awareness.
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GT-U16 RTK L1+L5 GPS Module with Arduino
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Learn how to interface the GT-U16 RTK L1+L5 GNSS module with Arduino, decode NMEA data, and analyze real-time satellite signals using iNavTool. Covers RTK concepts, RTCM corrections, and practical setup tips, Perfect for DIY navigation, drones, and mapping applications.
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Arduino GPS Tracker using SIM800L and NEO-6M
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Learn how to build an Arduino-based GPS tracker using the SIM800L GSM module and NEO-6M GPS module.
A complete guide with circuit diagrams, code, and working explanation to set up your GPS tracker.
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Interfacing the A7672S 4G LTE GNSS Module with Arduino
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Learn how to interface the A7672S 4G LTE GNSS module with Arduino for real-time GPS tracking and cellular communication.
This tutorial covers AT commands, SMS, voice, HTTPS requests, and circuit design—ideal for IoT projects in remote or mobile environments.
Compatible with Jio, Airtel, and VI, it's perfect for Indian makers and embedded developers.
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RFID Based Attendance System Using Arduino - Complete Project Guide
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An Arduino Uno is used in this do-it-yourself RFID attendance system to track students and employees automatically. comprehensive project tutorial that includes LCD interface, circuit connections, programming code, and helpful implementation advice for beginners.
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Gas Leakage Detector Using Arduino: Complete DIY Guide
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Learn how to create a basic gas leakage detection system with Arduino and MQ-5 sensor. A useful DIY project for monitoring flammable gases like LPG and methane. This beginner-friendly project features buzzer and LED alerts, circuit diagram, and complete Arduino code for home safety.
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