Tutorials & Guides

Getting Started with Embedded Systems
Board Setup & Configuration
Programming Tutorials (C, Python, Rust)
Debugging & Performance Optimization

First Prize at the National Competition! When Chaoshan Kung Fu Tea Meets Smart Home Technology, Huazhong Agricultural University Students Unleash Their Creativity!

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First Prize at the National Competition! When Chaoshan Kung Fu Tea Meets Smart Home Technology, Huazhong Agricultural University Students Unleash Their Creativity!

High pouring and low pouring, Guan Gong patrolling the city, Han Xin deploying troopsThese traditional tea brewing techniques familiar to Chaoshan peoplecan be easily realized in a small tea brewing machineIt is precisely this multifunctional tea brewing machinethat integrates multiple advanced technologiesand won the First Prize in the National Mechanical Competition Click ↑↑↑ for a … Read more

The Future is Here: Trends in Smart Home Development by 2025

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The Future is Here: Trends in Smart Home Development by 2025

Guide to Smart Home Appliances: A Comprehensive Analysis from Selection to Maintenance As an electrical engineer and home appliance expert with 20 years of experience, I am pleased to present this comprehensive and practical guide to appliance knowledge. Whether you are an ordinary consumer or an appliance enthusiast, this guide will help you better understand, … Read more

Transforming Electricians into Smart Home Installers: A Beginner’s Guide to Doubling Your Income!

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Transforming Electricians into Smart Home Installers: A Beginner's Guide to Doubling Your Income!

Transforming Electricians into Smart Home Installers? A Beginner’s Guide to Doubling Your Income! Do you remember that bone-chilling night last winter when I was squatting in front of a distribution box in an old residential area, my fingers numb from the cold, yet sweat soaking my back? By the time I fixed the last wiring … Read more

Smart Homes and Cats: Creating the Ideal Living Environment

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Smart Homes and Cats: Creating the Ideal Living Environment

Smart Homes and Cats: Creating the Ideal Living Environment With the rapid development of smart home technology, more and more cat owners are considering how to utilize these emerging technologies to create a more comfortable living environment for their cats. As a seasoned cat owner with over ten years of experience and a researcher in … Read more

How Electricians Can Expand Their Business and Enhance Skills in the Wave of Smart Home Technology

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How Electricians Can Expand Their Business and Enhance Skills in the Wave of Smart Home Technology

Click the blue text above to follow us In the current era of rapid technological advancement, the wave of smart home technology is sweeping in with unprecedented momentum. From smart lighting systems that can automatically adjust brightness based on ambient light and user habits, to smart security devices that can monitor home conditions in real-time … Read more

Ansible Playbook: Copying Multiple Files

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Ansible Playbook: Copying Multiple Files

1. Copying a Single File to the Target Server [root@Jenkins copymodule]# cat copy.yml—– hosts: allremote_user: rootgather_facts: falsetasks:– name: “Copy file from host to target server”copy:src: “/root/ansible/luyan/copymodule/copytest1.txt”dest: “/opt/copymodule”owner: rootgroup: rootmode: 755 2. Copying Multiple Files to the Target Server [root@Jenkins copymodule]# cat copyduogewenjian.yml—– hosts: allremote_user: rootgather_facts: falsetasks:– name: “Copy files from host to target server”copy:src: “{{ … Read more

Skill Summary | HTTP Beginner’s Guide: Let’s Explore the DeepSeek API Together

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Skill Summary | HTTP Beginner's Guide: Let's Explore the DeepSeek API Together

HTTP Beginner’s Guide Let’s Explore the DeepSeek API Together Event Summary This event aims to broaden the understanding of the diverse applications of artificial intelligence, enhance practical skills and knowledge in network technology and artificial intelligence, better adapt to the technological demands of the digital age, and stimulate enthusiasm for learning and exploration in related … Read more

Skill Summary | HTTP Beginner’s Guide: Exploring the DeepSeek API

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Skill Summary | HTTP Beginner's Guide: Exploring the DeepSeek API

Summary of the “HTTP Beginner’s Guide: Exploring the DeepSeek API” event Technical Skills Event This event aims to broaden the understanding of the diverse applications of artificial intelligence, enhance practical skills and knowledge in network technology and artificial intelligence, better adapt to the technological demands of the digital age, and stimulate enthusiasm for learning and … Read more

Understanding HTTP Status Codes: Troubleshooting Made Easy!

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Understanding HTTP Status Codes: Troubleshooting Made Easy!

Click the blue “Programmer DD” above and select “Add to Favorites” Reply with “Resources” to get exclusive learning materials! Source | 8rr.co/4zhkWhether in backend or frontend development, we all encounter different HTTP status codes. Some common status codes include: 200 – The server successfully returned the webpage 404 – The requested webpage does not exist … Read more

How to Implement PROFIBUS DP Communication Between S7-300 and S7-200

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How to Implement PROFIBUS DP Communication Between S7-300 and S7-200

Supported baud rate range: 9600—-12M Order number: 6ES7-277-0AA22-0XA0 1. First, install the GSD file for EM277 (GSD file download link: http://www.con-star.com/download/download11.html) 2. In the path PROFIBUS DP—Additional Field Devices—PLC—SIMATIC—EM277, drag it into the DP line configuration 3. Click on “EM277 profibus dp” to see various types of communication data classifications, such as “2 BYTE OUT/ … Read more