Reading time: 5 minute The most critical security issues for IoT environments are those regarding the protection of the privacy of data generated by interconnected devices and transmitted over IP networks. Therefore, security solutions must address these issues as a matter of priority.
Reading time: 3 minute In this article we will present the advantages and disadvantages of this new microcontroller, and the changes it brings compared to previous versions. There is also a temperature measurement project using the internal temperature sensor.
Reading time: 3 minute WLED can provide individual control of several ESP32 modules with aRGB LED strips. The advantage of WLED over Blynk is that it has implemented many more animations and protocols, such as the E1.31 protocol (Streaming-ACN).
Reading time: 4 minute The article presents a security system with picture notification via Telegram. Instead of receiving a simple message on the Telegram, you will receive a picture every time someone walks past the PIR sensor.
Reading time: 4 minute In this article we will talk about the most used batteries in electronics, at the moment: Li-Ion batteries; Lead-acid batteries; Li-Po batteries; NiMH batteries; LiFePO4 batteries; LiFeYPO4 batteries.
Reading time: 3 minute Article with general notions about E-paper displays (E-ink), 7-segment displays and LED arrays. There are also advantages and disadvantages in using them.
Reading time: 3 minute All modern DIY projects need an output interface, such as a simple 7-segment display, a color LCD display or an OLED display, to display various parameters that we want to monitor. In this article we will present the most used displays for DIY projects (displays ST7735, SSD1306, ILI9341 etc.)
Reading time: 3 minute The article presents a project of RFID lock with the MFRC522 module, the Arduino Uno development board and a low consumption servomotor.
Reading time: 3 minute In this article we will show you how to diagnose and fix problems with a circuit that contains the ESP8266 development module.
Reading time: 4 minute In this article we will show you how you can build a motion detection system with Telegram notification, using a PIR sensor (Passive InfraRed sensor) and an ESP 8266 development board (or ESP32).