Mifare Ultralight C and Mifare Ultralight

[qiutao]

Hi,

   I have a question about how to recongnize the tag in software, that following the Mifare UltraLight C protocol or the Mifare UltraLight protocol.

[Jonathan_Iglesias]

Dear qiu tao, please check the following appnote  here you can find the SAK and how to identify the different MIIFARE tags. MIFARE Type Identification Procedure

if you have more questions please let me know.

BR

Jonathan