If you’re an embedded systems engineer, you know how crucial it is to choose the right microcontroller (MCU) for a project. Over the years, I’ve worked with various MCUs, including AVR, PIC, and ESP32. But, when it comes to complex designs, STM32 stands out as my favorite. From industrial automation Read more…
In the IoT landscape, security is paramount, especially for low-power devices like NodeMCU v3. As these devices often operate in remote or vulnerable environments, implementing robust security measures is essential to protect against potential threats. In this article, we’ll see ways of Protecting Your Low-Power Devices with practical examples. 1. Read more…
In the world of IoT, energy efficiency is a critical factor, especially when devices need to operate on limited power sources like batteries for extended periods. This guide will walk you through practical tips and examples to design low-power IoT devices that maximize battery life without compromising performance. Understanding Power Read more…
The ESP32 is a powerful microcontroller with built-in Wi-Fi and Bluetooth capabilities, making it an ideal choice for IoT projects. However, to maximize battery life, it’s crucial to utilize the ESP32’s deep sleep mode. This article explains how to configure the ESP32 to enter deep sleep mode, complete with an Read more…
Do you know you can play chess with microcontrollers? Maybe it is new to you. But it is possible and completely free for you. In this article, you are going to know this amazing feature of our common working software. So let’s see! Note: No disclaimer is needed for this Read more…
Imagine controlling a relay circuit through a sleek web interface with the added layer of user authentication, all powered by NodeMCU v3. This project combines the convenience of remote control with the security of user verification, ensuring your setup remains both accessible and protected. Get ready to explore how we Read more…
In today’s era of interconnected devices, building an IoT (Internet of Things) project not only enhances your technical skills but also provides practical insights into real-world applications. In this article, we will explore how to create a simple yet effective IoT weather station using NodeMCU v3.0 and the DHT11 temperature Read more…
In this project, we will create a WiFi-controlled scheduled relay using a NodeMCU v3, which can be turned on and off at specific times set via a web interface. The current GMT will be displayed live on the server. This project is perfect for automating devices such as lights or Read more…
In this article, we’ll walk you through the steps to create a WiFi-controlled relay using the NodeMCU v3, an excellent microcontroller board based on the ESP8266 WiFi module. This project allows you to control electrical devices remotely over a WiFi network using a web interface. Let’s dive into the details. Read more…
In this article we are going to make a NodeMCU and IoT based Smart plant watering system that you can use for your own garden. In our busy schedule, sometimes we need to stay outside for a while. During this abcense, sometimes our plants die due to lack of water. Read more…
