Arduino UNO R4
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How to Build Smart Grid in IoT Using Arduino UNO R4 WIFI Electrical energy is no longer treated as an unlimited utility. Every watt consumed has a cost impact, an efficiency implication, and in many cases a safety consequence. A smart grid in IoT is not a complicated buzzword. It simply means that electrical infrastructure is monitored continuously, data is collected in real time, and decisions are made based on measured… |
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How to Send Email Notifications from Arduino using CircuitDigest Cloud In our everyday lives, environmental conditions like temperature and humidity can have a big impact, whether it’s in your home, office, greenhouse, or server room. Imagine leaving your room for a few hours and suddenly discovering that the temperature had got too high or the air had become too humid. Keeping track of these changes in real time can be challenging,… |
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How to Send WhatsApp Messages from Arduino Uno R4 Wifi Board In this tutorial, you will learn how to send WhatsApp messages from Arduino UNO R4 WiFi using the CircuitDigest Cloud Whastapp API. Instead of using a GSM module, SIM card, or complex WhatsApp Business API setup, this method allows your Arduino to send alerts over WiFi using a simple HTTPS request. This makes it much easier and more cost-effective to add real-time… |
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How to Make Arduino Game Controller - Step-by-Step Guide Stressful day? Deadlines, noise, overthinking, endless scrolling… sometimes the best thing you can do is pause everything and play a game. Games have always been more than just entertainment; they refresh the mind, shift our focus, and quietly reset our mood. When we play, stress doesn’t just reduce… it bursts. And let’s be honest, gaming isn’t just for kids anymore… |
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How to Build an IoT-based Weather Monitoring System Using Arduino? Have you ever wanted to build your own IoT-based Weather Monitoring Station? Imagine monitoring real-time temperature, humidity levels, atmospheric pressure, rainfall detection, air quality index (AQI), and more—right from your local network. With the power of the Arduino UNO R4 WiFi, you can create a dynamic weather dashboard web page that displays all your environmental data in real-time… |
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How to Send SMS with Arduino UNO R4 via Internet? Ever wished your Arduino could send you an SMS alert when something important happens—like an intruder detected by your DIY security system, or a gas leak in your kitchen? With just an Arduino UNO R4 and a few lines of code, you can make that happen—no expensive GSM module required. In this tutorial, I’ll show you how to send SMS… |
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Build a Simple Automatic Plant Watering System using Arduino Building an automatic plant watering system is becoming increasingly popular among gardening enthusiasts and IoT hobbyists. This DIY automatic plant watering system project helps solve the common problem of forgetting to water plants while away from home. In this complete guide, we'll show you how to make an automatic plant watering system with soil moisture sensing… |
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Smart Home Using Arduino Uno R4 WiFi Our Smart Home Using Arduino Uno R4 WiFi project is designed for home safety and convenience, integrating temperature, humidity, light, and gas monitoring. Using sensors like DHT11/DHT22, LDR, and MQ-2 gas sensor, the system detects environmental changes and alerts users through LEDs and a piezo buzzer when thresholds are exceeded, such as harmful gas levels or… |
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Health Monitoring System using Arduino UNO R4 WiFi and IoT Cloud This project facilitates real-time remote monitoring of critical health metrics such as heart rate, SpO2, body temperature, and ECG data, which could benefit both patients and healthcare providers. By enabling continuous data transmission to Ubidots, this system provides an accessible and scalable solution for remote health monitoring, which can be particularly… |
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Getting started with Arduino UNO R4 & Arduino IoT Cloud If you are a maker or an electronics enthusiast, then you must be familiar with the Arduino platform and their boards. As we know, the Arduino platform made it easier for makers like us to make our own microcontroller projects with ease and versatility. Even though there are many Arduino boards, the Arduino Uno has become the most popular Arduino board and still is… |
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Crowd Monitoring Device with Arduino UNO R4 and IoT Cloud This sample project was built for the IoT and Edge AI Project Contest 2024. More details can be found on our contest page. The main objective of this project is to monitor the crowd inside specific premises that have entry and exit pathways. This project integrates Arduino Cloud, enabling easy remote monitoring. Let's discuss this… |
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Meet the New Arduino UNO R4 Faster, More Powerful, and More Versatile than Ever Before Arduino has announced two new boards to the Arduino family UNO R4 Minima and UNO R4 WIFI. The board maintains the same form factor and shield compatibility as its predecessor but offers a significant increase in performance thanks to its Arm Cortex-M4 core based, RA4M1 32-bit microcontroller from Renesas. Compared to the UNO R3, the UNO R4… |
