Introduction The air we breathe is a vital resource, but we often take its quality for granted. Gas sensor air monitoring has become a global priority with increasing concerns about air pollution and environmental safety. The control and management of these gases, both in industrial and domestic environments, has become fundamental to ensuring human health […]
Introduction In the age of Internet of Things (IoT) and embedded technology, solar power for Arduino and other types of devices (such as, for example, ESP8266 and ESP32) have become a top priority to ensure continuous operation. Projects distributed in remote locations, far from the electricity grid, require a sustainable and reliable energy source. This
Solar Power for Arduino, ESP8266 and IoT: Complete Guide to Energy Independence Read More »
Introduction In this article, we will introduce an automatic sprinkler with ESP8266 controlled by Arduino Cloud. In the age of the Internet of Things (IoT), the ability to collect, monitor and control environmental data in real time has opened new doors towards optimizing resources and creating innovative solutions. In this context, the use of the
How to make an automatic sprinkler with ESP8266 controlled by Arduino Cloud Read More »
Introduction In this article we will explore one of the elements of the Arduino Cloud dashboard: the scheduler. We will use this element to command a red LED driven by our ESP8266 NodeMCU. We will use, as always, our favorite IDE: Platformio. In the age of the Internet of Things (IoT), automation plays a crucial
How to use the Arduino Cloud scheduler with an ESP8266 on PlatformIO Read More »
Introduction Welcome to the article dedicated to the creation of an interactive circuit that exploits the potential of Arduino Cloud and the ESP8266, a microcontroller with integrated Wi-Fi module, to remotely control two LEDs. This project will walk you step-by-step through creating a system where one LED turns ON or OFF based on the Boolean
Introduction The control of the brightness of the LEDs (for example by means of potentiometers) is a fundamental element in the design of electronic systems and in the field of the Internet of Things (IoT). Thanks to PWM (Pulse Width Modulation) technology, it is possible to regulate the brightness of an LED in a precise
Introduction Welcome to this article where I will walk you step-by-step through a project on how to control a DC motor using an ESP32 and an L298N based H bridge. Follow this comprehensive guide to learn how to control the direction of rotation and speed (via a PWM signal) of a DC motor from your
How to control a DC motor via ESP32 and Bluetooth with L298N on PlatformIO Read More »
Introduction If you’re looking to control an SG90 servo motor via Bluetooth, the ESP32 is an ideal solution. The ESP32 is a very powerful microcontroller that offers built-in Bluetooth capabilities, making it perfect for remote control projects. In this article, I’ll walk you step-by-step through the process of setting up the ESP32 to control an
How to control an SG90 servo motor via Bluetooth with ESP32 Read More »
Introduction In this article, we’re going to build a fairly simple project: a system that controls the brightness of an LED based on the ambient brightness. In practice, the lower the ambient brightness, the more the LED lights up and vice versa. For the detection of ambient light we will use the well-known BH1750 sensor
How to control an LED based on the ambient brightness with the ESP32 Read More »
Introduction Bluetooth is a communication system between devices that is now very widespread. We find it in our cell phones, computers, headphones and all those devices that need to communicate data over short distances and without wires. One of our favorite devices, the NodeMCU ESP32, has this type of communication natively (in addition to the