ST25 NFC/RFID tags and readers

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blocking vs nonblocking RFAL apis

Hi, I am trying to understand the difference between blocking/non-blocking rfal apis.  ReturnCode rfalNfcvPollerReadMultipleBlocks( uint8_t flags, const uint8_t* uid, uint8_t firstBlockNum, uint8_t numOfBlocks, uint8_t* rxBuf, uint16_t rxBufLen, uint...

Luke_abc by Associate III
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ST25R3911B resource optimization

I have a question regarding ST25R3911B resource optimization.https://www.st.com/resource/en/user_manual/um2890-rfnfc-abstraction-layer-rfal-stmicroelectronics.pdfAdditionally, I have read the RFAL user manual mentioned below, and in the FEATURES CONF...

KOPRO by Associate II
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Resolved! NFC Windows application for ST25DV

Hello community,I'm developing a FW for a board that uses the ST25DVxxxKC to show some board info (as tags) and to allow to update the FW.I've no problem or doubt on the board side (FW).I'm trying also to develop an application on a PC equipped with ...

ST25R3916 Card Emulation Mode Initialization

Hi all,  I have designed and built a custom circuit using the ST25R3916 (in differential mode with AAT) and a ATxmega128A4U micro controller. I have spent the last two weeks trying to get it working so my phone can detect it as a card as a starting p...

bentech by Associate II
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  • 6 replies
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Resolved! How to deal with I2C Communication for the slave x-nucleo-nfc07a1 in which ST25DV64KC incorporated and is interfaced with STM32WB55RG?

Hi Sir/Madam, I am working with I2C in x-nucleo-nfc07a1 where ST25DV IC incorporated interfaced with Nucleo-WB55 board, what is the slave address(device address) for this?I am firmware engineer, I have I2C Scanning program wherePreviously, I work wit...

BT.2 by Associate II
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Increase reading distance of CR95HF

Currently, I'm using CR95HF on our product which went into mass production already.  The tag is small with diameter only 9mm.  In the field, we are seeing a few percentage of unsuccessful read from the first read and need to retry several times.  How...

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