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Introduction to five 13.56Mhz high-frequency electronic tags defined by NFC Forum

NFC (Near Field Communication) is called short distance wireless technology and is a set of communication protocols. NFC technology integrates the functional design of non access card reader/Reader, non access label/Tag and peer-to-peer data exchange! Make it easy for electronic devices to

November 18, 2021 eight hundred and thirty-seven comment

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ISO/IEC14443 TYPEA vs. TYPEB

1、 Introduction to Contactless IC Card Contactless IC card, also known as RF card, is an organic combination of RFID technology and IC card technology. It solves the problem of passive (no power supply in the card) and contactless. It is more convenient and fast. It is widely used in electronic payment, channel control, bus charging, parking

March 31, 2019 1,894 comment

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Code analysis of PC protocol control word in EPC article coding area of RFID tag

RFID tag article coding area (EPC area) consists of CRC-16, PC (protocol control) and EPC. The PC protocol control word contains the information of the physical layer of the tag, which is returned by the tag through its article code area EPC in each inventory operation. PC protocol control total

December 27, 2018 6,223 one

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Beijing National All in one Card Interconnection Line and Service Network

Card issuer: Beijing Municipal Transportation All in One Card Co., Ltd. Mode of transportation: bus, rail card sample display: national interconnection lines: all lines, 1296 in total (1) Ground bus: Beijing ground bus (excluding customized bus business buses, express lines, etc.), 1296 in total

April 13, 2018 6,791 two

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Download the official version of the technical specification for two-dimension code payment of all-in-one traffic card

The Technical Specification for Two dimensional Code Payment of All in One Card is made by China Communications Information Center, Beijing CCCC Gold Card Technology Co., Ltd., Beijing CCCC Xinlian Certification Co., Ltd., Beijing Municipal All in One Card Co., Ltd., Nanjing Citizen Card Co., Ltd., Fujian All in One Card Co., Ltd., and Shanghai Public Transport Card Co., Ltd

April 8, 2018 1,642 one

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Download the official version of the technical specification for mobile payment of all-in-one traffic card

The Technical Specifications for Mobile Payment of All in One Card for Transportation is jointly prepared by the Ministry of Transport, China Communications Information Center, Beijing CCCC Gold Card Technology Co., Ltd., the Ministry of Transport's Highway Research Institute, Beijing Municipal All in One Card Co., Ltd., Nanjing Citizen Card Co., Ltd., the Ministry of Transport's Scientific Research Institute and other units

July 7, 2017 six hundred and ninety-three comment

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Download the official version of urban public transport IC card technical specification

The Technical Specifications for Urban Public Transport IC Card is jointly prepared by the Ministry of Transport, China Communications and Information Center, the Ministry of Transport's Highway Science Research Institute, Beijing Municipal Traffic Card Co., Ltd., Nanjing Citizen Card Co., Ltd., the Urban Passenger Transport Branch of China Road Transport Association and other units

July 7, 2017 2,233 comment

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ISO/IEC14443 ATS (Answer to Select)

ATS structure includes length byte TL, format byte T0, interface byte TA (1), interface byte TB (1), interface byte TC (1) and history byte. ATS structure diagram is as follows: length byte TL gives the length of ATS response, including TL byte, but excluding two CRC's

April 1, 2016 3,216 comment

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