ST25 NFC/RFID tags and readers

Ask questions and find answers on ST25 NFC/RFID tags and readers, including connectivity implementations and antenna design.

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Resolved! ST25DV and ST25R3916B operating distance

Hello,I'm currently evaluating the ST25DV chip to implement bidirectional NFC communication with a custom device. So the idea would be to take advantage of the enhanced operating range of ISO 15693 and use the mailbox for direct data exchange.For the...

OpusOne by Associate II
  • 937 Views
  • 5 replies
  • 1 kudos

Resolved! Detection awaken Delta 1 - ST25R3916B

Hello,I would like to go a bit deep in the inductive wake up function. Unfortunatly seems that i will need to work with delta 1 at least for the moment, but due that it is a battery powered device i need to avoid as much as fake awake when there is n...

ignacio by Associate II
  • 432 Views
  • 2 replies
  • 0 kudos

Resolved! ST25R95 detect ST25D tag

I use ST25R95 to detect the ST25D tag. I keep the tag on the antenna of the Reader all the time, and some situations have occurred. Hi Even if I place it precisely on it all the time, the tag may not be read probabilistically during detection. Is thi...

Eyzeryong by Associate III
  • 1183 Views
  • 12 replies
  • 5 kudos

Resolved! ST25R3916 Inductive Wake-Up

Where can I find details on inductive sensor wakeup for the ST25R3916? It's only even mentioned on pages 1 and 11 of the datasheet. My understanding is that inductive wake-up will detect tags only, whereas capacitive will detect other objects like a ...

LltWc by Senior
  • 414 Views
  • 2 replies
  • 0 kudos

Resolved! M24SR64-Y Interrupt - GPO as INT configuration

Hello, everyone,I have a problem with setting the GPO of M24SR64-Y as an INTERRUPT. The micro needs to come out of Sleep condition through an Interrupt sent from smartphone via RF, I saw that you have to set the GPO with 0x4X, but I don't know how to...

Niko97_0-1731075383702.png
Niko97 by Associate
  • 499 Views
  • 1 replies
  • 0 kudos