Translator | Julian Chen Reviewer | Shujuan Sun This article will introduce how to handle data streams in the Internet of Things (IoT) and Industry 4.0 using Apache Kafka, MQTT, and OPC-UA, as well as explore two use cases from BMW and Audi. In the world of IoT, MQTT (Message Queuing Telemetry Transport) and OPC-UA … Read more
The gaming industry has undergone many technological transformations in recent years. The demand for interactive games, immersive experiences, and multiplayer online social games continues to grow, prompting the gaming industry to focus more on how to meet the higher requirements for seamless real-time communication and players’ social interactions, collaboration, and real-time message synchronization. However, traditional … Read more
For more content, please click on the above ABB Robot Practical Skills to follow You can also click on the public account below Classic Past Issues to browse more content Reprint requires backend message first, let’s support original content together and promote the use and development of robots This public account provides technical support for … Read more
1. Introduction to Smart-MQTT Smart-MQTT is the first solution developed by the Smartboot organization for the Internet of Things, using the Java programming language to provide efficient and reliable MQTT Broker services. The unique advantage of Smart-MQTT is its ability to maintain low latency and high throughput even with a large number of devices connected, … Read more
IntroductionRecently, I tried the Alibaba Cloud IoT platform, which has quite powerful features. Here are some experiences I would like to share. Hardware lMicrocontroller: STM32F103C8T6 lNetwork Connection: ESP8266 WIFI Module lSensors: PM2.5 Sensor, Temperature and Humidity Sensor The sensor drivers and the WIFI module driver are relatively simple; previous articles have also introduced them, so … Read more
1. Install EMQX on Synology Docker (Refer to https://blog.csdn.net/weixin_43888891/article/details/122518479) SSH into Synology and obtain root privileges. 1. Download the EMQX image docker pull emqx/emqx 2. Start the container docker run -dit –name emqx -p 18083:18083 -p 1883:1883 -p 8083:8083 -p 8084:8084 emqx/emqx:latest 3. Access the EMQX web management page to change the password http://Synology IP … Read more
Author: Arlen Nipper, CirrusLink Solutions “ Implementing the Industrial Internet of Things (IIoT) using existing tools and advanced technologies is not as difficult as many people think. ” Today, there is a strong trend across almost every industry: CEOs, CTOs, and other executives want more data. Industrial enterprises are considering data operations, the development … Read more
In today’s Internet of Things (IoT) field, the MQTT protocol has become an indispensable key element, providing core technical support for efficient and real-time data transmission. However, the projects offering MQTT capabilities in the market are mainly concentrated on traditional, existing “out-of-the-box” IoT device management platforms, leading to insufficient attention and exploration of lower-level MQTT … Read more
The previous two articles discussed the basic decomposition process of the MQTT protocol. This chapter mainly discusses the implementation of specific messages. Since the message handling specifications are quite similar, we will introduce the Connect and Publish messages, which are relatively complex in the MQTT protocol. Understanding the protocol analysis of these two messages will … Read more
Wolfram Hempel is the co-founder of deepstreamIO, a German tech startup that provides high-performance, secure, and scalable real-time communication services for mobile clients and IoT devices. The text was translated by Wei Jia; please credit Gao Ke Yong Jian for reprints. Want to send a request to the server and get a response? Just use … Read more