[RFx-devel] Card identification

[Karsten Nohl]

Hi Walery,

On Feb 2, 2009, at 11:28 AM, Walery Strauch wrote:
> I want to know how to identify RFID card. I bring my unknown card to  
> EVM and ISO14443 LED switch on. After press button "Scan for Card" I  
> get UID but type is unknown. It is possible to find out which kind  
> of card that is?!

Different ISO 14443 cards differ in their response to the REQA and  
WUPA commands. A list of possible responses for the various NXP cards  
is on page 7/8 in this doc:
http://www.nxp.com/acrobat/other/identification/m018413.pdf

Other manufacturers use different values, of course.