How does it work?
What's a Raspberry Pi: A beginner’s guide
In this article we’ll explain what a Raspberry Pi is, how it works, and why it’s become one of the most popular tools in technology, education, and DIY projects. At blackdevice we’re passionate about making technology accessible by…
What is a USB port protector and how does it work?
In this article, we explain what a USB port protector is, how it works and how at blackdevice we built our own model based on our design and hardware. We specialize in designing and building electronics-based technology and during the…
How do touchscreens work?
Touchscreen technology is everywhere—from smartphones and ATMs to modern vehicles and industrial machines. In this article, we break down how do touchscreens work exploring how they process touch inputs, the various types (resistive,…
Step-by-step Mosquitto MQTT broker installation & SSL configuration
In this article, we’ll explore what an MQTT broker is, its purpose, and how it works. In this previous article, we introduced and discussed the MQTT protocol itself—what it is and what it’s used for. Now, we’ll take a further step by…
Understanding MQTT: The IoT messaging protocol explained
In today’s rapidly evolving Internet of Things (IoT) landscape, efficient and reliable data exchange is key. MQTT—the standard messaging protocol for IoT—is revolutionizing how devices communicate. In this post, we break down what MQTT is,…