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  1. Replies
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    Re: How to format an NDEF tag

    I see. I havent tested phone-to-phone communication yet, however, it sound to me like you are trying to write to the other phone's internal Smart Card. As far as I know there isn't any RFID tag...
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    Re: How to format an NDEF tag

    Ok, I understand your your problem. For the "Writing an Image to an NDEF tag" example, you'll need a) a 6131 NFC phone and b) a rewriteable RFID tag. I simply tested the demo with the included Nokia...
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    Re: How to format an NDEF tag

    Hello,
    When you say "NDEF tag", I presume you mean the NFC tag (the internal RFID tag). NDEF is a standarized framework for writing & reading from a NFC tag. I am not sure what you mean, so I'll...
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    Re: 6131 howto read tag

    Hi,

    Are you trying to read the tag using the phone or a midlet?

    Try writing something to the tag first using the writing functionality of the phone.
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    Re: Background Application

    I tried the solution on the link above. It didnt work on my Nokia 6131. It displays the message "Nothing to display". It could be interesting to see if this works on other phones.
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    Re: Cannot remove PIM Event - Solved!!

    Hello!

    After hours and hours of searching, I have finally found the error.

    The error is thrown because I initialized the PIMList several times, without closing and cleaning the resources...
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    Cannot remove PIM Event - Solved!!

    Hello

    I have followed numerous examples of the PIM API for adding and removing events. However, while I can add new events without any problems, I cannot remove the added events.

    The error...
  8. Thread: NFC tags

    by Dervis
    Replies
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    7,890

    Re: NFC tags

    How big are the images?

    Look at this page: http://www.rfid.co.uk/hf_transponders.htm. There is a couple of tags with 2Kb memory.

    How about compressing the images using Huffman or similar...
  9. Thread: NDEF Tag Format

    by Dervis
    Replies
    15
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    18,801

    Re: NDEF Tag Format

    Hello,

    Well, have you checked out the PIM API provided by Nokia? PIM is the Personal Information Manager interface that gives you access to device specific data. Ie. calendar event and contact...
  10. Thread: NDEF Tag Format

    by Dervis
    Replies
    15
    Views
    18,801

    Re: NDEF Tag Format

    Thanks, that was usefull for me to know too.

    I have read through the MAD documentation. It seems to me that the MAD area actually has to be created/exist before it can be used. Writing NDEF data...
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    Re: Forum Nokia NFC Wiki page renewed!

    Looks great!
  12. Thread: NDEF Tag Format

    by Dervis
    Replies
    15
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    18,801

    Re: NDEF Tag Format

    Hi

    My own experiences is that, NDEF formatted data is written to sector 2 (counting from 1), data block 4 (counting from 0). Sector 1 has two data blocks, 1 sector trailer and 1 manufacturer...
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    Re: 6131NFC and Supermarket use

    I have no experience with the OmniKey reader, but maybe you should try to compile one the examples from Nokia and try to see if it will read. Look at post number 6, I posted a link to one of the...
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    Re: Writing data to a Mifare 1K tag fails

    Alright, thank you very much.

    I have a few more questions I hope you can help me with:

    Can I use the standard key for all write operations?

    If I have a byte array that is longer than 16...
  15. Replies
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    Re: Writing data to a Mifare 1K tag fails

    Then, why doesnt this line working:

    std_conn.write(autKey, dataBytes, 4);

    thanks...
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    Re: 6131NFC and Supermarket use

    This reply is for "super_beda":

    First of all, make sure that the phone is a NFC version of the Nokia 6131. From what I read, I understand that it is..

    The tag that is provided in the sample...
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    Re: Writing data to a Mifare 1K tag fails

    I am testing on both. The output from the phone is the same as the emulation.

    The wired thing is that, even writing 16 bytes to other than offset 0 gives a "MFStandardException". For instance...
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    Re: Writing data to a Mifare 1K tag fails

    I have tried to write a 16 bytes length byte array (as each data block is 16 bytes) as Ricardo proposed. Using the code below, returns no error at all, however when I read from the tag again there no...
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    Re: 6131NFC and Supermarket use

    Yes, the phone has a RFID reader and writer integrated. There is also standard software on the phone that lets you write and read from tags. However, the Nokia software on the phone, only lets you...
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    Re: 6131NFC and Supermarket use

    Hi

    I bought a "Trikker Sample Kit" from TopTunniste, including a Nokia 6131 NFC phone. The Nokia 6131 NFC is compatible with all NXP Mifare 1K/4K/Ultralight/DESFire tags. The sample kit includes...
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    Writing data to a Mifare 1K tag fails

    Dear valuable members of the Nokia NFC Forum:

    I have a midlet that is able to both read and write NDEF formatted data to a Mifare 1K tag. I am also able to read data dircetly from the tags memory...
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