RFID

51 Microcontroller Tutorial (20): Driving the RC522 Chip to Implement RFID Functionality

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51 Microcontroller Tutorial (20): Driving the RC522 Chip to Implement RFID Functionality

Table of Contents 1. RC522 Driver PrinciplesDriver Principles 2. Code Implementation 3. Summary & Precautions 01 — RC522 Driver Principles The RC522 is a highly integrated contactless read/write chip launched by NXP, designed specifically for Near Field Communication (NFC) and Radio Frequency Identification (RFID) applications. It is widely used in access control systems, payment terminals, … Read more

Final Review Summary of IoT Communication

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Final Review Summary of IoT Communication

This article is my original work. If there are any issues, please point them out in the comments. Thank you!Thanks to iFLYTEK’s Spark Cognitive Model.Comparison and Analysis of Pure ALOHA and Slotted ALOHAThis section only requires the calculation of these two scenarios.Next, let’s take a look: Simplified Chinese Version: Difference between RFID and Smart CardsRFID … Read more

Guozi Software’s IoT Asset Management Platform for Primary and Secondary Schools: A New Era in Campus Asset Management

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Guozi Software's IoT Asset Management Platform for Primary and Secondary Schools: A New Era in Campus Asset Management

In the current wave of digitalization, the shortcomings of traditional asset management models in terms of efficiency and accuracy have become increasingly prominent. Shandong Guozi Software Co., Ltd., leveraging its deep technical expertise and innovative spirit, has launched an IoT asset management platform that successfully addresses this issue, bringing a revolutionary change to asset management … Read more

Integration of Industrial Gateways and RFID Technology for IoT Data Collection

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Integration of Industrial Gateways and RFID Technology for IoT Data Collection

The following is a complete implementation plan for integrating industrial gateways with RFID technology to achieve IoT data collection, covering hardware selection, software architecture, implementation steps, and typical cases, applicable to scenarios such as smart manufacturing, warehousing logistics, and asset tracking: 1. Core Architecture and Technology Selection 1. System Architecture Diagram graph TD A[Industrial Gateway] … Read more

Emerging Technologies: How Massive IoT and Military IoT Technologies are Changing the World

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Emerging Technologies: How Massive IoT and Military IoT Technologies are Changing the World

Background Knowledge Internet of Things (IoT) is an information carrier based on the Internet and traditional telecommunications networks, allowing all independently addressable physical objects to form an interconnected network. This technology enables the connection of two or more interconnected devices to send and receive information over the Internet. Essentially, it is still the Internet, but … Read more

Decoding the Industrial Internet of Things: Current Status and Future

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Decoding the Industrial Internet of Things: Current Status and Future

Reprinted from:Tenggu Chuangtou IoT Think Tank Organized and Published Please indicate the source and origin when reprinting —— [Guide] —— Industry is still in the early stages of a technological transformation driven by IIoT, big data, and other emerging technologies. This is not hype, but an inevitable consequence of advancements in software, hardware, networks, and … Read more

NB-IoT Large-Scale Deployment Exposes Hard Issues: Radio Environment Security Needs Resolution

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NB-IoT Large-Scale Deployment Exposes Hard Issues: Radio Environment Security Needs Resolution

Source: Communication World Author: He Tingrun IoT Think Tank Compilation and Release Please indicate the source and origin when reprinting —— [Introduction] —— Regarding NB-IoT, the industry’s focus has shifted from competing for standards and technological application dominance to integrating the industrial chain and building platform capabilities. However, the issue of wireless environment security in … Read more

Overview of Internet of Things Development

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Overview of Internet of Things Development

0 Introduction Currently, the global civilian Internet of Things (IoT) is profoundly changing people’s production and life, social management, and public services, showing an accelerated development trend. The military IoT has also expanded the time, space, and frequency domains of future combat, achieving a revolution in military technology and changes in combat methods, and has … Read more

A Brief History of the Internet of Things

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A Brief History of the Internet of Things

What is the Internet of Things? It can be understood as the internet that connects everything. To realize the functions of the Internet of Things, it still relies on the internet as the foundation and core, enabling information exchange and communication between objects. The application fields of the Internet of Things mainly include: transportation and … Read more

Building An Intelligent Security Control Platform For Data Centers Using IoT

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Building An Intelligent Security Control Platform For Data Centers Using IoT

We welcome fintech professionals to actively submit articles! Everyone is encouraged to express their opinions! Submission email: [email protected] —— Financial Electronicization Written by / China Everbright Bank Information Technology Department Comprehensive Intelligent Control Platform Project Team: Peng Xiao, Wang Gang, Li Anhuai, Dai Liang, Chen Yong The data center is one of the core production … Read more