arduino

Arduino based Line Follower Robot Line Follower Robot using Arduino UNO: How to Build (Step-by-Step Guide)

This line follower robot with Arduino project example illustrates professional Arduino robotics project ideas through learning by doing. Our complete block diagram of the line follower robot with  Arduino UNO, the approach begins with thoroughly explaining the hardware connections and then explaining the logic behind the software. The complete Arduino…

Servo Motor: Working Principle, Types & Control What is a Servo Motor? - Understanding Basics of Servo Motor Working Table of Contents Control System Architecture  Working Principle   Interfacing with Microcontrollers  Diagram & PWM Control Method  Servo Motor Drive & Controller Systems  Servo Motor vs Stepper Motor Types of Servo Motors Specifications & Selection Guide  Servo Motor Working Principle & Definition…
Different Types of Arduino Boards Types of Arduino Boards – From Basic Embedded to Advanced AI Boards

Whether you're a newbie just getting started with electronics and embedded systems or a professional Engineer planning your next big design project,  understanding the different types of Arduino boards is crucial for project success. Selecting the best Arduino development board can help you take your electronics idea into a working reality. In 2024, there are…

How to send free text messages using Arduino, NodeMCU ESP32 etc Free SMS API for Arduino R4, NodeMCU, ESP32, Raspberry Pi, and other Embedded SoC Boards (India Only)

At CircuitDigest, we've been creating and sharing Internet of Things (IoT) projects with our community for a long time. A crucial part of these projects is enabling communication between IoT devices and end users, and when it comes to simple notifications, nothing beats the practicality of sending an SMS.

However, sending an SMS from…

Smart Servo Motor Driver Module for SG90 Servo Motors Now You Can Upgrade Your SG90 Servo Motor Into A Smart Servo with Smooth and Vibration Free Movements

In a recent YouTube video, Koshiro – a fourth year student from Hiroshima University shows how to transform your basic SG90 RC Servo Motor into a fully functional Smart Servo with advanced capabilities. Powered by an STM32 microcontroller, this upgrade replaces the generic motor driver board that we see in servo motors by adding a custom made driver board that…

Detect the Direction of Sound Using Arduino How to Detect the Direction of Sound Using Arduino?

Sound direction detection is a fascinating concept in robotics and automation. It allows a device to "hear" and determine the direction of a sound. This concept has numerous applications, including robot navigation, smart security systems, gaming, and entertainment. Earlier, we showed you how to measure sound in dB using Arduino. In this tutorial, let's learn how to find the direction of sound…

Arduino RC Boat using 433 MHz RF Modules Build a Simple Arduino RC Boat that can be Controlled Wirelessly using 433 MHz RF Modules

In this project, we will build a remote-controlled Arduino Air-Boat that can be controlled wirelessly using the 433 MHz RF Radio Modules. We will control this boat using a homemade remote control by building our own 433 MHz transmitter and a receiver module. In the case of remote-controlled devices or communication between two devices, we have a lot of options like IR,…

Mars Rover Robot using Arduino and Bluetooth Module HC-05 Build your own Mars Rover Robot using Arduino

The planet Mars has captivated our imagination for centuries, and the idea of sending rovers to explore its surface has fueled our curiosity even further. In this project, we will delve into the exciting world of robotics and demonstrate how to build an Arduino-based Mars rover capable of traversing various terrains. So, fasten your…

Wireless Arduino Bluetooth Car DIY Arduino Bluetooth Car Controlled by Mobile Application

For many years, robots have been a popular topic among students, hobbits, and DIYers. If you are a beginner and enjoy building robots, this is likely the first project you will do after learning the basics, which is why we decided to build a Wireless Bluetooth Controlled Robot Car Using Arduino. This robot car can be…

Stressing Monitoring Device Stress Monitoring Device

Stress is a significant contributor to various health issues such as heart disease, high blood pressure, diabetes, and mental health conditions. This project aims to develop a real-time wearable stress monitoring device that uses sensors to track physiological parameters such as heart rate, skin conductivity (GSR), and body temperature. The device leverages an…

IoT Based Smart Bin IoT Based Smart Bin

Our IoT-Based Smart Bin project features a custom-built IoT system and Firebase database, using the Arduino Uno R4 WiFi. Dual ultrasonic sensors handle motion and fill-level monitoring, with an automated lid synced to a Firebase dashboard built on Vite+React for real-time updates. This solution uniquely integrates our own IoT network for efficient waste management.…

IntelliCart IntelliCart

IntelliCart is a smart shopping cart system designed to transform the shopping experience by automating the checkout process and minimising queue times. Using an RFID card, customers can start a shopping session with just a tap. As they add items to the cart, IntelliCart utilises an integrated camera to detect and recognise products visually, which are then displayed…