SLOA208B November   2014  – March 2019 TRF7970A , TRF7970A

 

  1.   NFC card emulation using the TRF7970A
    1.     Trademarks
    2.     Terms, Definitions, and Symbols
    3. 1  Introduction
    4. 2  Card Emulation
      1. 2.1 Anticollision
        1. 2.1.1 Card Emulation Type A
        2. 2.1.2 Card Emulation Type B
      2. 2.2 Data Exchange
    5. 3  Configuration and Commands for Type 4 Tag Platforms
      1. 3.1 Overview of Type 4 Tag Configuration
        1. 3.1.1 Tag
        2. 3.1.2 Applications
        3. 3.1.3 Files
      2. 3.2 Firmware Structure
        1.       Example 1. Type 4 Tag Structures Within Example Firmware
        2. 3.2.1 tType4AppDS
        3. 3.2.2 tType4App
        4. 3.2.3 tType4File
        5. 3.2.4 Example Setup
          1.        Example 2. Example Setup of a Type 4 Tag Structure
      3. 3.3 File Structure
        1. 3.3.1 Capability Container
          1.        Example 3. Format of the Capability Container for a Tag With Two Files
        2. 3.3.2 Text RTD
          1.        Example 4. Example of a Text RTD Within an NDEF File
        3. 3.3.3 URI RTD
          1.        Example 5. Example of a URI RTD Within a Proprietary File
        4. 3.3.4 Smart Poster
        5. 3.3.5 V-Card
        6. 3.3.6 MIME
      4. 3.4 Available Type 4 Tag Commands
        1. 3.4.1 Frame Format
        2. 3.4.2 Select
        3. 3.4.3 Read Binary
        4. 3.4.4 Update Binary
      5. 3.5 Modifying Stored Tag Information
    6. 4  Hardware Description
      1. 4.1 LaunchPad™ Development Kit and BoosterPack™ Plug-in Module Setup
        1. 4.1.1 BoosterPack Plug-in Module: DLP-7970ABP
        2. 4.1.2 LaunchPad Development Kit: MSP-EXP430F5529LP
        3. 4.1.3 LaunchPad Development Kit: MSP-EXP432P401R
      2. 4.2 Bundle Available for Purchase
    7. 5  Card Emulation Firmware Example
      1. 5.1 Card Emulation APIs
      2. 5.2 Implementing a Card Emulation Sample Application
        1. 5.2.1 Low-Level Initialization
          1.        Example 6. MCU and TRF7970A Initialization Code Snippet
        2. 5.2.2 Card Emulation NFC Stack Setup
          1.        Example 7. Card Emulation Initialization Code
        3. 5.2.3 Emulation of Different RTDs
    8. 6  Quick Start Guide
    9. 7  Operational Overview
    10. 8  Card Emulation Interoperability Results
    11. 9  Conclusion
    12. 10 References
  2.   Revision History

Example 2. Example Setup of a Type 4 Tag Structure

// NDEF Application ID uint8_t pui8NdefAppId[7] = {0xD2, 0x76, 0x00, 0x00, 0x85, 0x01, 0x01}; // Test Application # 1 - Example uint8_t pui8TestAppId[9] = {0xA0, 0x00, 0x00, 0x03, 0x08, 0x00, 0x00, 0x10, 0x00}; // Buffer including all the Type 4 Files tType4File psType4Buffer[3]; // Capability Container File (0xE103) tType4File sCCFile = {0xE103, pui8CCBuffer, 23,false}; // NDEF File (0xE104) tType4File sNdefFile = {0xE104, (uint8_t *) pui8NDefBuffer, 500, false}; // Proprietary File # 1 (0xE105) tType4File sProp1File = {0xE105, pui8PropBuffer, 82,false}; //NDEF application tType4App sNdefApp = {pui8NdefAppId, 7, psType4Buffer, 3}; // Test Application # 1 - Example tType4App sTestApp = {pui8TestAppId, 9, 0, 0}; // Array of length N=2 of type 'tType4App' tType4App psAppBuffer[2]; // Type 4 Application Data Structure including all the applications tType4AppDS sType4AppDS = {psAppBuffer, 2};