AsyncMQTT

The Battle of IoT Communication Protocols: In-Depth Comparison of MQTT and CoAP

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The Battle of IoT Communication Protocols: In-Depth Comparison of MQTT and CoAP

In the field of the Internet of Things (IoT), choosing the right communication protocol is crucial for device performance, battery life, network efficiency, and application reliability. MQTT (Message Queuing Telemetry Transport) and CoAP (Constrained Application Protocol) are two widely used lightweight protocols, each optimized for the characteristics of IoT devices, but they have significant differences … Read more

Optimizing IoT and Smart Lock Communication: Implementation of CoAP + MQTT Hybrid Protocol Architecture

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Optimizing IoT and Smart Lock Communication: Implementation of CoAP + MQTT Hybrid Protocol Architecture

In the context of the Internet of Things (IoT) and smart locks, the CoAP + MQTT hybrid architecture can combine the advantages of both protocols to meet the requirements of low power consumption, low latency, high reliability, and cloud integration for devices. The following is a detailed analysis of the implementation ideas, design points, and … Read more

Qt C++ Architect Series – Project Practice Episode 130: Building an Industrial-Level Signal and Slot Application Architecture with Qt6 and C++17, Surpassing Traditional Communication Paradigms

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Qt C++ Architect Series - Project Practice Episode 130: Building an Industrial-Level Signal and Slot Application Architecture with Qt6 and C++17, Surpassing Traditional Communication Paradigms

Congratulations on arriving at the 【Ultimate Programming】 WeChat public account 【Knowledge Treasure House】, specially customized for everyone《Qt C++ Architect Series – Project Practice Episode 130: This episode will focus on a practical and challenging technical topic – 【Building an Industrial-Level Signal and Slot Application Architecture with Qt6 and C++17, Surpassing Traditional Communication Paradigms】.Whether you are … Read more

Qt + Windows + Linux + Qt Installer Framework Packaging Tutorial

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Qt + Windows + Linux + Qt Installer Framework Packaging Tutorial

01 Your Language Qt + Windows + Linux + Qt Installer Framework Packaging TutorialQt Installer FrameworkDownloadOfficial website:https://download.qt.io/official_releases/qt-installer-framework/4.8.1/Select the corresponding tool based on your system.My WindowsMy LinuxQt Installer Framework Installation on WindowsDouble-click to openNextNextNextNextAdd environment variables to execute cmd commandsPath:E:\Qt exe Pack\QtInstallerFramework-windows-x64\binWindowsProgram Packaging and ReleaseFirst, compile and run the program in release mode to generate the … Read more

Qt6 CMake: Creating Static and Dynamic Libraries in Qt

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Qt6 CMake: Creating Static and Dynamic Libraries in Qt

Hi~ This is Weekly Qt, dedicated to sharing valuable Qt knowledge.As projects grow larger, they need to be divided into multiple modules for development, reducing coupling and facilitating collaboration among multiple developers. At this point, it is inevitable to create static and dynamic libraries.This article introduces the CMake interface provided by Qt for creating static … Read more

OneNET3_MQTT Device Connection and Reporting Structure

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OneNET3_MQTT Device Connection and Reporting Structure

Series Article Directory Chapter 1: OneNET1_Creating Products on the OneNET Platform Chapter 2: OneNET2_Debugger Simulating Data Upload Chapter 3: OneNET3_MQTT Device Connection and Reporting Structure Article Directory Series Article Directory Introduction 1. Software Used 2. Development Environment 3. Operating Steps Conclusion Introduction This article mainly describes the steps for reporting device attribute data of the … Read more

Creating a Linux QT Image – Making an SD Card Boot Disk

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Creating a Linux QT Image - Making an SD Card Boot Disk

Recently, I bought a new development board, which originally comes with the Android operating system. I need to create a boot disk to run a Linux + QT operating system. The new development board comes with the source files for this creation, which need to be copied to the shared directory of the virtual machine … Read more

MQTT Protocol: The Invisible Wings of IoT Communication

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MQTT Protocol: The Invisible Wings of IoT Communication

The above ☝️☝️☝️ is about a food-related public account, where each recipe has detailed steps and high-definition images, making it easy for kitchen novices to get started. Follow it to unlock more deliciousness and keep your meals surprising throughout the seasons! 1. Basic Concepts of MQTT Protocol (1) Origin of MQTT Protocol: The MQTT protocol … Read more

PLC Technology Innovation: S7-1200 Industrial IoT Gateway

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PLC Technology Innovation: S7-1200 Industrial IoT Gateway

Today, we will discuss a topic that excites many industrial control enthusiasts – how the S7-1200 can create an industrial IoT gateway. Imagine being able to achieve remote monitoring and intelligent management of devices with a small PLC; doesn’t that sound cool? Let’s unveil this technology together! 1. What is the S7-1200 Industrial Gateway? The … Read more

Implementing USB Hotplug Detection with QT and Embedded Linux

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Implementing USB Hotplug Detection with QT and Embedded Linux

Click the “Embedded Application Research Institute” above, and select “Pin/Star the Public Account“ Valuable Resources Delivered Instantly! Source | CSDN Author | Job Seeker First Supplement | Embedded Application Research Institute Recently, I have been working on some projects related to Linux and QT, which involve the interaction between USB hotplugging and the QT interface. … Read more