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Tech news, projects and stories
Welcome to blackdevice’s blog—your hub for our latest news, tech guides and innovative DIY projects with Raspberry Pi, 3D printing and more!. Join us as we explore the future of smart tech and creative innovation.
DIY smart home project. Build your smart relay with ESP32 and Arduino Cloud
In this post we are going to learn how to make a Smart relay using ESP32 and a relay board module. This is useful to control your apliances…
Smart Audio Streamer with Raspberry Pi & Volumio
Turn any amplifier or powered speakers into a smart audio system with Raspberry Pi & Volumio. Stream Spotify, YouTube, and more, all…
Build a Raspberry Pi enterprise monitoring server with Nagios
Transform your Raspberry Pi into a robust network monitoring center with Nagios. This DIY project shows you how to monitor network…
Build your Raspberry Pi cluster and unlock distributed computing
Discover how to build a low-cost Raspberry Pi cluster that offers full control over your own computing system and a hands-on introduction…
How to generate a dynamic hostname with Raspberry Pi
Explore the role of hostnames in Linux networks. Learn how to check your current hostname and generate dynamic, unique names using MAC…
Unlocking the 7722AZ CO2 Sensor. A data extraction guide
Learn how to extract data from the 7722AZ CO2 sensor in this DIY project. Build a custom RS232 adapter, use Python for sensor readings, and…
Understanding ESP32: From basics to building projects
Dive into the essentials of ESP32—the versatile, affordable microcontroller with built-in WiFi and Bluetooth. This guide breaks down its…
How to Connect to Raspberry Pi
The following article will show you how to set up and access any Raspberry Pi without the need of a screen, mouse and keyboard…
Flashing Raspberry pi Cm3
Learn how to flash the eMMC on your Raspberry Pi Compute Module 3 using an IO board. This guide walks you through both Windows and Linux…
Touchscreens. How do they work?
Explore how touchscreens work—from the basics of resistive, capacitive, and surface wave technologies to future innovations like flexible…
Step-by-step Mosquitto MQTT broker installation & SSL configuration
Discover a complete DIY guide on setting up the Mosquitto MQTT Broker on Windows. This post covers everything from installation packages to…
Understanding MQTT: The IoT messaging protocol explained
Discover what MQTT is and why it's the go-to messaging protocol for IoT devices. This guide covers the basics of publish/subscribe…