ST25DV: based on ISO/IEC 15693
M24SR: based on ISO/IEC 14443 A
Additionally: ST25DV04K provides 4kbit, while M24SR64 provides 64kbit (even that is very obvious... :smiling_face_with_smiling_eyes:)
FCC: ANT7-T-ST25DV04K is not listed at FCC, while the X-NUCLEO-NFC04A1 is.
Does it help?
Good luck!
/Peter
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