NFCForum-TS-T4T-1.1资源-CSDN文库

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NFCForum-TS-T4T-1.1 NFCForum-TS-T4T-1.1是NFC Forum制定的Type 4 Tag技术规范的第1.1版本。本规范描述了Type 4 Tag的技术要求和实现细节，旨在确保NFC设备之间的互操作性和兼容性。从技术角度来看，本规范涵盖了Type 4 Tag的RF接口、帧结构、传输处理、 errorection机制等方面的技术要求。这些技术要求是基于NFC技术的基础上，对Type 4 Tag的实现和应用提出了明确的规范和指南。在RF接口方面，本规范规定了Type 4 Tag的RF接口参数，包括载波频率、调制方式、数据传输速率等。这些参数的规定对于确保Type 4 Tag的RF接口的可靠性和兼容性至关重要。在帧结构方面，本规范描述了Type 4 Tag的帧结构，包括帧头、帧体和帧尾的组成部分，以及帧的传输和接收机制。这些信息对于Type 4 Tag的实现和应用至关重要。在传输处理方面，本规范规定了Type 4 Tag的传输处理机制，包括数据传输协议、错误检测和纠正机制等。这些机制对于Type 4 Tag的可靠性和实时性至关重要。在errorection机制方面，本规范规定了Type 4 Tag的errorection机制，包括错误检测和纠正算法等。这些机制对于Type 4 Tag的可靠性和实时性至关重要。 NFCForum-TS-T4T-1.1规范为Type 4 Tag的技术要求和实现细节提供了明确的指南和规范，对于NFC设备之间的互操作性和兼容性具有重要的指导作用。技术要点： 1. RF接口参数：载波频率、调制方式、数据传输速率等。 2. 帧结构：帧头、帧体、帧尾的组成部分，以及帧的传输和接收机制。 3. 传输处理机制：数据传输协议、错误检测和纠正机制等。 4. errorection机制：错误检测和纠正算法等。相关技术概念： 1. NFC（Near Field Communication）：近距离通信技术，用于短距离无线通信。 2. Type 4 Tag：NFC设备中的一种Tag类型，用于存储和传输数据。 3. RF接口（Radio Frequency Interface）：NFC设备之间的无线通信接口。 4. 帧结构（Frame Structure）：用于传输数据的帧格式和结构。 5. 传输处理机制（Transmission Handling）：用于传输数据的机制和协议。 6. errorection机制（Error Correction）：用于检测和纠正错误的机制和算法。

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Type 4 Tag

Technical Specification

Version 1.1

2019-12-12

[T4T]

NFC Forum

Contents

Type 4 Tag Page ii

Contents

1 Introduction .................................................................................................... 1

1.1 Objectives ...................................................................................................................... 1

1.2 Applicable Documents or References ........................................................................... 1

1.3 Administration ............................................................................................................... 2

1.4 Name and Logo Usage .................................................................................................. 3

1.5 Intellectual Property ...................................................................................................... 3

1.6 Special Word Usage ...................................................................................................... 3

1.7 Notational Conventions ................................................................................................. 4

1.7.1 Notations ......................................................................................................... 4

1.8 Abbreviations ................................................................................................................ 5

1.9 Glossary ......................................................................................................................... 6

2 Radio Frequency (RF) Interface ................................................................... 9

3 Framing / Transmission Handling .............................................................. 10

3.1 Frame Structure ........................................................................................................... 10

3.2 Communication Protocol ............................................................................................. 11

4 Memory configuration of the Type 4 Tag................................................... 12

4.1 File System Structure .................................................................................................. 12

4.2 File Identifiers and Access Conditions ........................................................................ 14

4.3 Memory Mapping Versions ......................................................................................... 15

4.3.1 Mapping Versions 2.0 and 3.0 ...................................................................... 15

4.3.2 Version Treatment ........................................................................................ 16

4.3.3 Coexistence of Mapping Version 1.0 and Mapping Version 2.0 or Higher . 17

4.4 CC File ........................................................................................................................ 17

4.5 NDEF File ................................................................................................................... 20

4.6 Proprietary File ............................................................................................................ 21

4.7 File Control TLVs ....................................................................................................... 23

4.7.1 File Control TLV structure ........................................................................... 23

4.7.2 List of File Control TLVs ............................................................................. 23

4.7.3 NDEF-File_Ctrl_TLV .................................................................................. 24

4.7.4 ENDEF-File_Ctrl_TLV ................................................................................ 25

4.7.5 Proprietary-File_Ctrl_TLV ........................................................................... 25

4.7.6 EProprietary-File_Ctrl_TLV ........................................................................ 26

5 Command Set .............................................................................................. 28

5.1 Basic Command Set .................................................................................................... 28

5.1.1 Selection of ISO/IEC 7816-4 Commands ..................................................... 28

5.1.2 Format of the Command-APDU ................................................................... 29

5.1.3 Format of Response-APDU .......................................................................... 32

5.2 Select Data Commands................................................................................................ 33

5.2.1 Select NDEF Tag Application ...................................................................... 33

5.2.2 Select CC File ............................................................................................... 34

5.2.3 Select NDEF File .......................................................................................... 35

5.3 Read Data Commands ................................................................................................. 36

5.3.1 Read Data from File with Mapping Version 2.0 ........................................... 36

5.3.2 Read Data from File with Mapping Version 3.0 ........................................... 37

5.4 Write Data Commands ................................................................................................ 38

5.4.1 Write Data to NDEF File with Mapping Version 2.0 ................................... 38

Contents

Type 4 Tag Page iii

5.4.2 Write Data to NDEF File with Mapping Version 3.0 ................................... 40

5.5 Checking the Presence of the Type 4 Tag ................................................................... 41

6 Type 4 Tag State Machine ........................................................................... 42

7 NDEF Identification and Access ................................................................. 43

7.1 NDEF Identification .................................................................................................... 43

7.2 Version Treatment ....................................................................................................... 43

7.3 NDEF Storage ............................................................................................................. 43

7.4 Life Cycle .................................................................................................................... 43

7.4.1 Type 4 Tag States ......................................................................................... 43

7.4.2 INITIALIZED State ...................................................................................... 45

7.4.3 READ/WRITE State ..................................................................................... 46

7.4.4 READ-ONLY State ...................................................................................... 47

7.5 NDEF Procedures ........................................................................................................ 47

7.5.1 General Requirements ................................................................................... 47

7.5.2 Greedy Collection ......................................................................................... 48

7.5.3 NDEF Detection Procedure .......................................................................... 48

7.5.4 NDEF Read Procedure .................................................................................. 52

7.5.5 NDEF Write Procedure ................................................................................. 54

7.5.6 Single NDEF Read Operation ....................................................................... 56

7.5.7 Single NDEF Write Operation ...................................................................... 56

7.6 State Transitions .......................................................................................................... 57

7.6.1 Introduction ................................................................................................... 57

7.6.2 State Transition Support ............................................................................... 57

7.6.3 Transition from INITIALIZED to READ/WRITE ....................................... 58

A. Exhibit A ....................................................................................................... 59

B. Empty NDEF Message ................................................................................. 60

B.1 Record Definition Empty NDEF Message .................................................................. 60

B.2 NDEF File with Empty NDEF Message ..................................................................... 60

B.3 ENDEF File with Empty NDEF Message ................................................................... 60

C. Example of NDEF Tag Mapping Version 2.0.............................................. 61

D. Example of NDEF Tag Mapping Version 3.0.............................................. 62

E. Example of Mapping Version 2.0 Command Flow .................................... 63

E.1 Detection of the NDEF Message ................................................................................. 63

E.1.1 First Command: to Select the NDEF Tag Application ................................. 63

E.1.2 Second Command: to Select the CC File ...................................................... 63

E.1.3 Third Command: to Read the CC File .......................................................... 64

E.1.4 Fourth Command: to Select the NDEF File .................................................. 64

E.1.5 Fifth Command: to Read the Length of the NDEF File ................................ 65

E.2 Read Data from the NDEF File ................................................................................... 66

E.2.1 Read Data from the NDEF File .................................................................... 66

E.3 Write Data to the NDEF File ....................................................................................... 66

E.3.1 Command to Write Data to the NDEF File .................................................. 67

F. Revision History .......................................................................................... 68

Tables

Type 4 Tag Page v

Tables

Table 1: Notational Conventions ..................................................................................................... 4

Table 2: File Identifiers ................................................................................................................. 14

Table 3: File READ Access Conditions ........................................................................................ 14

Table 4: File WRITE Access Conditions ...................................................................................... 14

Table 5: Mapping Version Values ................................................................................................. 16

Table 6: Data Structure of the CC File .......................................................................................... 17

Table 7: NDEF File with Mapping Version 2.0; Standard Data Structure .................................... 20

Table 8: ENDEF File with Mapping Version 3.0; Extended Data Structure ................................ 21

Table 9: Proprietary File with Mapping Version 2.0; Standard Data Structure ............................ 22

Table 10: EProprietary File with Mapping Version 3.0; Extended Data Structure ....................... 22

Table 11: File Control TLVs Defined in this Specification .......................................................... 23

Table 12: NDEF-File_Ctrl_TLV ................................................................................................... 24

Table 13: ENDEF-File_Ctrl_TLV ................................................................................................ 25

Table 14: Proprietary-File_Ctrl_TLV ........................................................................................... 26

Table 15: EProprietary-File_Ctrl_TLV ......................................................................................... 27

Table 16: Basic Command Set ...................................................................................................... 28

Table 17: Command Set for File Access using ODO .................................................................... 28

Table 18: Format of C-APDU ....................................................................................................... 29

Table 19: Coding of Lc field ......................................................................................................... 30

Table 20: Coding of Le field ......................................................................................................... 30

Table 21: Format of R-APDU ....................................................................................................... 32

Table 22: C-APDU to Select NDEF Tag Application ................................................................... 33

Table 23: C-APDU Fields for Select NDEF Tag Application ...................................................... 33

Table 24: R-APDU Fields for Select NDEF Tag Application ...................................................... 33

Table 25: C-APDU to Select CC File ............................................................................................ 34

Table 26: C-APDU Fields for Select CC File ............................................................................... 34

Table 27: R-APDU Fields for Select CC File ............................................................................... 34

Table 28: C-APDU to Select NDEF File ...................................................................................... 35

Table 29: C-APDU Fields for Select NDEF File .......................................................................... 35

Table 30: R-APDU Fields for Select NDEF File .......................................................................... 35

Table 31: C-APDU for READ_BINARY Command.................................................................... 36

Table 32: C-APDU Fields for READ_BINARY Command ......................................................... 36

Table 33: R-APDU Fields for the READ_BINARY Command ................................................... 37

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