Hello everyone, I am Feng Ge. In the era of the Internet of Things, an efficient and reliable IoT platform has become the core hub connecting the physical world with the digital world. Today, we will delve into ThingsBoard — this Java-based open-source IoT platform that provides powerful support for device management, data processing, and … Read more
Source: Fresh Date Classroom Original Author: Little Date Jun We use operating systems every day. Windows, Linux, Android, and iOS are all classic operating systems. With them, we can better utilize hardware terminal devices like computers and smartphones. So, what is the essence of an operating system? What functions and features does it have? What … Read more
The following are several common LoRaWAN NS vendors along with their features and a comparison of the number of devices supported for free. Loriot Features: A powerful LoRaWAN network server that supports high performance, high security, and scalability. It offers flexible licensing options, including perpetual licenses and annual subscription licenses. Number of Free Supported Devices: … Read more
The Simple IoT platform provides a professional one-stop AI IoT learning platform, as well as a private deployment solution for IoT SaaS! The Simple IoT is a service platform that integrates IoT education and enterprise SaaS private deployment. It encompasses a series of core IoT capabilities including device management, secure data communication, message subscription, and … Read more
Comprehensive Guide to Connecting Bluetooth Devices on Mac In today’s digital age, Bluetooth technology greatly enhances the convenience of device connectivity. For Mac users, connecting Bluetooth devices is a common operation in daily use. Below, we will provide a detailed introduction on how to connect Bluetooth devices on Mac. Preparation Before starting the connection, ensure … Read more
Accessing the PLC Industrial Cloud Platform: Breaking Geographic Limitations, Improving Equipment Maintenance Efficiency by 90%! Case Study 1: The “Frozen Crisis” at a Food Factory A certain provincial power research institute faced equipment aging, and manual inspections could not identify hidden dangers. Until one day, the equipment suddenly failed, causing a power outage in the … Read more
Content In Linux driver development, have you encountered the problem of how to store private data for different device instances? For example, a USB camera needs to store resolution parameters, while a GPIO device needs to record interrupt handler functions. Directly modifying the kernel’s <span>struct device</span> structure? This would obviously break the encapsulation of the … Read more
Want to build your own smart home system? Using HarmonyOS makes it incredibly enjoyable! In this article, we will discuss how to design the core architecture of a home smart control system based on HarmonyOS, covering everything from device discovery to state synchronization, interface design to data flow! Unique Advantages of HarmonyOS Smart Home Traditional … Read more
Hello everyone, I am the Intelligence Guy~ In Linux driver development, have you ever encountered the problem of how to save private data for different device instances? For example, a USB camera needs to store resolution parameters, and a GPIO device needs to record interrupt handler functions. Directly modifying the <span>struct device</span> structure? This would … Read more
🌟 Linux Philosophy: Everything is a File In Linux and Unix operating systems, “Everything is a File” is a core design principle. It means that almost everything in the system is abstracted as a file, including regular files, directories, hardware devices, process information, network interfaces, and more. 📂 1. What is “Everything is a File”? … Read more