• 🚥 Arduino and LED address strip WS2812B

    In this article, we will learn how to work with addressable LED RGB tape WS2812B. The tape consists of RGB pixels WS2812B in an LED 5050 package (t...
  • Arduino and GSM module SIM900A. How to flash and use?

    In this article, I will talk about working with the GSM-module SIM900A. With it, you can make automated calls and send messages in the same way. Also, it supports the GPRS protocol.
  • 💡 Automatic staircase lighting with Arduino

    In this post, I want to share with the Internet community about how I happened to make automatic lighting of the stairs in my two-story cottage. Ab...
  • 🌟 Writing in the air with LEDs

    Everyone probably knows about the effect of the resulting inscription or pattern when the bar is quickly moved, sometimes a disc with a strip of LE...
  • ⚡️ How to connect the relay to Arduino

    The article describes such an electronic device as a relay, briefly explains the principles of its operation, and also discusses the connection of a module with a DC relay to an Arduino using the example of LED control.
  • ⏰ Unusual watches from ping-pong balls

    The design, on which he stopped, uses 12 balls for each digit, after some experiments it turned out that this allowed us to get the clearest idea of the numbers.