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 Posted: Jun 10, 2012 - 10:16 AM |
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Joined: Dec 30, 2010
Posts: 159
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hi...
i have a ylm18 rfid reader and writer...
i can read and write data to that with keyA..
this key is default set to FF FF FF FF FF FF..
i dont know how i can change kayA and KeyB code?
or how can i read that code from tag?
thanks for guiding me... |
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Posted: Jun 10, 2012 - 11:37 AM |
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Joined: Jul 18, 2005
Posts: 62922
Location: (using avr-gcc in) Finchingfield, Essex, England
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| Does the device not have a user manual or datasheet? |
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Posted: Jun 10, 2012 - 12:18 PM |
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Joined: Dec 30, 2010
Posts: 159
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Posted: Jun 10, 2012 - 02:23 PM |
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Joined: Dec 30, 2004
Posts: 8998
Location: Melbourne,Australia
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Posted: Jun 10, 2012 - 03:12 PM |
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Joined: Jul 23, 2001
Posts: 2467
Location: Osnabrueck, Germany
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Posted: Jun 11, 2012 - 06:55 AM |
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Joined: Dec 30, 2010
Posts: 159
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sternst wrote:
yes this topic related to my topic but there is not any solution for that:(... |
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Posted: Jun 11, 2012 - 09:55 AM |
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Joined: Jul 23, 2001
Posts: 2467
Location: Osnabrueck, Germany
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nta_xyz wrote:
there is not any solution for that:(...
So what is the text under "Answer" then? |
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Stefan Ernst
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Posted: Jun 14, 2012 - 08:50 AM |
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Joined: Dec 30, 2010
Posts: 159
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i know in a tag we have KEYA AccessBit and KEYB.
by default value of KEYA is FF FF FF FF FF FF i want to change that..but i do not know how can i do this:(...
i have Reader and Writer Module YLMF18
this is datasheet of that:
http://www.jk-sensor.com/getattach.aspx?id=375&Type=Product
please guide me how it is possible?! |
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Posted: Jun 16, 2012 - 10:15 AM |
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Joined: Dec 30, 2010
Posts: 159
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i found my answer in
Quote:
......
i read page 8- 13 of this paper
http://www.nxp.com/documents/data_sheet/MF1S503x.pdf
and got my answer:)...
keyA and KeyB with AccessBits store in block 3 of tags:)...
i could change that and it worked:)...
thanks for guiding me:)... |
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