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 GPO Interrupt

I'm trying the ST25DV, ( open drain connection with pullup resistor of 20k ) but I can't get the interrupt to work through the GPO pinThe product code read is 0x51I wrote the register with GPO_EN = 1 and RF_ACTIVITY_EN = 1, RF_WRITE_EN =1, FIELD_CHAN...

Diego72x by Associate II
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  • 4 replies
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Unable to Download Software

I'm trying to download a software, but a message appears "This software is not available for download". But when I sign out and try to download as a guest I receive a link in my inbox and the download starts. how can I solve this issue to download di...

Resolved! NFC Tap Source Code

Hello,i downloaded the source code of the iOS App (STSW-ST25IOS001), but i get tons of error, it's not compilable.Has anyone tried? I wanted to use it as reference for developing.I already made an app with Android and it's working, with far less trou...

giorgio86 by Associate II
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  • 6 replies
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Resolved! ST25 SDK for .NET

Is there a .NET SDK for ST25 NFC tags that will let me read and write ISO 15693 Type 5 tags in C#? I have the ST25R3911B-DISCO reader/writer board.The closest I've found so far is a COMMS dll which appears to be taken from the demo app and will not l...

TimLong by Associate III
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  • 5 replies
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Resolved! Do I need to worry about interface arbitration?

I'm working on code that uses the Windows DLL that came with the "Discovery kit for the ST25R3916B" and ST25DV04K tags.The tag is hosted within an embedded system, and I'm working on Windows PC software that communicates with the EVAL boards/reader.I...

TimLong by Associate III
  • 1122 Views
  • 3 replies
  • 1 kudos

Resolved! ST25R3911B-DISCO using ST25SDK

Hi, I am trying to develop a mobile java application using the ST25R3911B-DISCO and saw that ST offered the ST25SDK to help. When looking deeper into the SDK, I saw that there are some reference implementations using the ST25R3911-DISCO but one of th...

itsgimbi by Associate II
  • 979 Views
  • 2 replies
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Resolved! NFC readers (with RED cert) and NFC cards

Hi everyone,I'm new to the NFC field so please bear with me for these beginner questions.We have an IoT device and its main board is the ESP32 board.Previously we connected to a PN532 breakout board to encrypt/write and read from Mifare DESFire EV1 c...

lamle by Associate
  • 1013 Views
  • 1 replies
  • 0 kudos