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  • Forum Post: HOW TO READ MEMORY OF MIFARE CLASSIC 1K TAG WITH TRF7970A

    dang nhat nguyen
    My project require reading not only UID but also message from the Mifare Classic 1k tag. Unfortunately, i have no idea which command i have to send for that. I'm working with TRF7970A EVM board
    on May 30, 2012

  • Forum Post: Re: TRF7960 Error Codes

    Dean Brotzel
    Just thought to dig through TI's FMW. Seems related to a collision? 1C can't be the position though as the ATAQ reply is only 18 bits total + (SOF).
    on May 6, 2011

  • Forum Post: the IRQStatus of TRF7960 is 0x00

    xiaojiao liao
    Sir or Miss: When I port the TRF7960EVM Program(MSP430) to cortex m3 (ST's STM32),I have one big problem, the IRQ Register(IRQStatus) will be 0x00. First I description my hardware and software. Hardware: I used the GPIOs as SPI with SS to cummunicate with the TRF7960 , and i directly...
    on Jun 27, 2011

  • Forum Post: TRF7970 and Tag Encryption/data exchange and key storage

    Nadim El-Fata
    Hello, I am currently using the TRF7970A in my design and would like to know if you have any sample code to write and read tags (any standard) with authentication and encryption (AES preferable). Thank you.
    on Nov 16, 2011

  • Forum Post: TRF7970A FIFO Status Register

    D Spoor
    We have been trying the TRF7070A in 14443A card emulation mode, and have a couple of questions about the FIFO Status (0x1C) register: -- When using the automatic SDD procedure, when the SDD complete interrupt happens, the FIFO Status register is 0x01, indicating 2 bytes are available. What do these...
    on Jan 6, 2012

  • Forum Post: TRF7970A direct mode 0 (DM0) couldn't work

    Jay Tsai
    Hi, I have some problems about direct mode 0 on TRF7970A, and I need some trouble shooting suggestion. Thanks you all. Q1. Could any one provide me the steps to setup 7970A direct mode 0 (ISO 14443A Reader)? After activating 7970A with the steps on datasheet (p46), TRF7970A only output...
    on Nov 17, 2011

  • Forum Post: Re: TRF7970 GUI hangs

    Remi
    Hello, same Problem here.
    on Mar 20, 2012

  • Forum Post: How to develop a ISO14443A Mifare Card Reader use TRF7960

    Haibin
    Dear All, I have read the TI Application Report "Implementation of ISO14443A Anti Collision Sequence in the TI TRF796x". So that my device now can read the ISO14443A Card UID, but how can i operate the TRF796x to Read/Write the block. In some documentation, I need to read ISO9798 file...
    on Jul 29, 2011

  • Forum Post: RE: How to use TRF7970A read/write mifare classic

    Yi Zhang
    Eddie, Could you please send me a copy of the MIFARE code as well? Thank you!
    on Apr 27, 2012

  • Forum Post: RE: How to use TRF7970A read/write mifare classic

    G.M.
    Hi Eddie, could you please send me the source code of the project that will be used for read/write MIFARE Card? Is this software available for MSP430 and Stellaris M3/M4 as well? Which is the part number that you use for the project? it will be useful in order to understand the right size of memory...
    on May 9, 2012

  • Forum Post: RE: TRF7960 and MiFare

    Jethin Sekhar
    Hi All, I am very new to the 14443A protocol and mifare Clasic 4k Tag. I have a TRF7960A RFID reader interfaced to my device which is supporting Mifare mode after reading the Firmware version. I got some information from my vendor but still i am facing issue in authentication. I have pasted the Commands...
    on May 17, 2012

  • Forum Post: RE: How to use TRF7970A read/write mifare classic

    Jethin Sekhar
    Hi Josh, I have interface TRF7960A with to my OMAP device through serial port and i have been using RFID Plus tag till this time. Now i need to switch to Mifare Classic 4K, but i am new to 14443A and mifare cards.Can you help me in providing some useful links to start? I have read back the firmware...
    on May 17, 2012

  • Forum Post: RE: How to use TRF7970A read/write mifare classic

    chia se
    I have same problem. Pls help us to solve it!
    on May 22, 2012

  • Forum Post: TF7960 interrupt problem while reading a MIFARE card

    Dejan Lukic
    Hello, I am trying to read a MIFARE card. The odd thing is that after sending the REQA command after the first Interrupt with 0x80 (tx done) in the interrupt status register (0x0C) a second interrupt occurs with the value 0xC0 in the interrupt status register. The FIFO status register (0x1C) has the...
    on Mar 17, 2011

  • Forum Post: Collision problem using TRF7960A

    Val 83
    Hi, I am in trouble after spending days on the TRF7960A and using your sloc240 chronograms provided by Josh from TI. My problem is that using myfare classic tags, i get a 0x42 response to the IRQ status reading instead of 0x40 after an anticollision command. To be more precise here is the entire...
    on May 24, 2012

  • Forum Post: RE: TRF7970A, PAN1323 (CC2560), C5535 being used for BT-NFC simple secure pairing for A2DP video

    lee williams
    Josh, Cool video!! I am trying to do ISO14443A card emulation on the 7970 EVM which I guess is what you did for this SSP demo? I can get it working with a desktop reader which only polls for ISO14443A but when I present a Nexus S I never get the SDD complete IRQ and the 7970a seems to lock up and...
    on May 28, 2012

  • Forum Post: RE: PROBLEM WHEN TRANSMIT FROM TRF7970A EVM TO TAG ISO14443A

    Lluis Olivet
    Dear all, I have the same problem. The TRF7970A_EVM doesn’t send me the RX IRQ after sending the REQA command. I had tried to follow all the procedures explained in the design notes. And I thing that I proceed correctly. 1) Power ON 2) Initialize the TRF7970A (Command = 0x83) 3) Set radio...
    on Jun 20, 2012

  • Forum Post: TRF7960 Write Command

    aykut ersahin
    Hi all. i am working with trf7960 rfid reader in visual studio2010. and i need reader commands. standard is 14443A. i open a port in c# and i am sending data from that port to reader. when i send "0108000304FF0000" for connect, i can connect to the reader. when i send "0109000304A0010000"...
    on Jun 19, 2012

  • Forum Post: RE: PROBLEM WHEN TRANSMIT FROM TRF7970A EVM TO TAG ISO14443A

    Lluis Olivet
    Dear again, Following with the problem that we have to start reading MIFARE Classic 1k Tags. I discover the following. For reference we follow the procedure explained in the doc. 5736.TRF79xx_Mifare_Direct_Mode.pdf, and I set the registers to work with ISO-14443A tags using Mode 2 (following some...
    on Jun 22, 2012

  • Forum Post: PROBLEM WHEN TRANSMIT FROM TRF7970A EVM TO TAG ISO14443A

    dang nhat nguyen
    I use source code from TI for TRF7970A as a reference but after i send reqa command 0x26 the TX interupt is work. But when i tap the tag to the anten there is no RX interupt. Could someone help me, please?
    on May 25, 2012

  • Forum Post: RE: Does TRF7960A supports Mifare crypto commands without using direct mode?

    ann jo
    HI Josh I am trying to write some data to the mifare classic card . that needs 3 pass authentication to be done prior. Does TRF7960 supports this?
    on Jul 18, 2012

  • Forum Post: MSP430 Programming

    prem m
    Hi my name is Prem, I am working on a TRF 7960 EVM right now. I want to make some changes in the MSP430 program such that, we can send the data to another memory module when we connect the board to an external power supply and then we can retrieve the data when we connect the board to the computer. But...
    on Jul 16, 2012

  • Forum Post: How to read/write to Mifare S50 card and How to P2P with android phone

    Moon ChungHwan
    Dear Sir. We are testing TRF7970A EVM board. I'd like to know how to read/.write memory block of Mifare S50 card I can see some posts about it. somebody say, use 7960 firmware.. it can work on 7970A? and how to get this firmware? and about P2P with android phone. How can we do? Do...
    on Jul 22, 2012

  • Forum Post: ISO14443 Air Interface Timing

    Vladimir Nohava
    Hello, Do you have either measured or calculated ISO14443 A/B air interface timing like you have done for the ISO15693? I am currently using the trf7960 eval board. I would like to know the fastest possible read time for example the ISO15693 Read Single Block total time = 4.56mSec taken from your...
    on Aug 9, 2012

  • Forum Post: Where is the UID stored in source code for TRF7960/TRF7970 EVM

    Henrik Zimmermann
    The information obtained from the RFID tag seems to be stored in the variable "buf", which is an array with the length 300 and declared as unsigned 8 bit. In the code (ISO15693.c) there is a comment saying that "the first UID will be stored from buf[1] upwards", but a lot of other...
    on Aug 29, 2012
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