Detailed Explanation of AIoT Technology Issue11 Background In the field of the Internet of Things (IoT), as the scale of enterprise business gradually expands, the number of terminal devices increases. The cost of self-built MQTT cluster horizontal expansion and ongoing maintenance becomes increasingly high. There is an urgent need to find a highly reliable, secure, … Read more
The Expert Speaks The Internet of Things and the concept of connecting everything is quite trendy, isn’t it? Upon seeing Alibaba Cloud’s IoT platform, I thought about directly connecting the PLC to the Alibaba Cloud IoT platform. After several days of testing, I finally succeeded. ▲ Siemens’ MQTT client library ▲ Publishing messages ▲ Platform … Read more
Introduction: Flexible Authentication/Authorization Mechanisms Provide Efficient Security Assurance EMQX has always placed great emphasis on security, providing continuous enhancement of security guarantees for IoT users through a wide range of out-of-the-box security features, including MQTT over TLS/SSL, transmission encryption and authentication integration based on national cryptography algorithms, as well as various identity authentication functions such … Read more
This article mainly covers the implementation of MQTT server connection and topic publishing in Python & the implementation of Python forms. Refer to the following for setting up the MQTT server: http://www.guyuehome.com/44993 Design Goals: Implement remote control for faucet switch Implement scheduled remote control for faucet Implement a visual interactive interface Based on the above … Read more
Click the “Blue Word: IoT Guesthouse” above to follow us Starting today, we will learn about the smart dormitory system. For the front end, we will use WeChat Mini Programs for development, and for the server, we will choose the open-source IoT platform – Wumei Smart. After completing this series of courses, I believe everyone … Read more
Dedicated to the research and development of digital twin technology Benefiting humanity through solutions and engineering applications Source: Digital Enterprises Author: Peng Yu Abstract The success of smart manufacturing and industrial digital transformation plans requires consideration of many factors. The most critical is to solve the acquisition of the correct data, convert it, and transmit … Read more
Introduction to IoT Development Key Technologies and System Applications of IoT This section systematically introduces the concept of the Internet of Things (IoT), its three-layer architecture, enabling technologies, and typical applications. It first discusses the background, characteristics, architecture, standards, and industry chain of IoT; then it introduces sensing layer technologies, including EPC technology, RFID technology, … Read more
Steps This is the tool I use to view data in the EMQ server, MQTTX, which is quite handy. First, we need these libraries. It’s quite simple to download them, just search for installation on Baidu, and after installation, import them. Taking the topic “weight_pub” as an example, we first retrieve MQTT data. The function … Read more
Article Title: Integrity Monitoring of IoT Devices Based on MQTT Protocol Extension All Authors: Qi Bing, Qin Yu, Li Minhong, Xie Hong, Shang Ketong, Feng Wei, Li Wei First Affiliation: University of Chinese Academy of Sciences Publication Date: 2022, 31(11): 68–78 Abstract Summary With the rapid development of the Internet of Things (IoT), the number … Read more
27-year-old domineering CEO falls in love with 45-year-old cleaning lady? Domestic short dramas are crazy! The boss asked me to write something according to this style. Part One: The female CEO falls in love with me, who has no money or house and spends all day typing. “I want to take everything that doesn’t belong … Read more