Ask questions and find answers on ST25 NFC/RFID tags and readers, including connectivity implementations and antenna design.
Hi,I am working with a ST25DV64. I succeeded reading and writing via I2C. I can also read via RF interface. But I have not succeeded writing via RF interface.I checked the static registers and there is no write protection, I have one area and RFA1SS...
HiI am a complete beginner when it comes to Smart Cards/Javacards, Secure MCUs and NFC.We specialize in Bitcoin/Crypto Custody and are exploring Smart Card (Javacard) based secure storage of end-user private-keys.We want to design and manufacture a J...
Is there a ST25DV SDK for Flutter？flutter api or ST25DV api? how to read and write ST25DV/NFC
Hi @Cedric Dalban @JL. Lebon,I have changed the RF register in the ST25 application on my mobile phone and now I cannot communicate with the ST25DV6564KC chip, it does not recognise the tag. Even if it is powered by an external battery.I have tried t...
Hello everyone,I have a project in mind where I want to create a business card with an NFC tag that redirects to my portfolio page. My main concern is ensuring that the NFC tag URL redirect works on as many phones as possible. I've heard that Type 5 ...
Hello everyone,A RF baudrate of 424 kbps with ISO/IEC 14443 Type A seems possible in the ST25R95 datasheet (page 15).I checked the SPI bus and this SPI frame is sent, as expected :controlcommandlength<Protocol><Parameters>... sendProtocolSelectlengt...
Hier ist die englische Übersetzung deines Textes: --- Hello everyone, I am quite new to the STM family. I am currently working on a project where I need to send data to and read data from an NFC tag using an NFC reader (NFC07A1). This data should t...
I want to write data to ISO15693 memory using ST25R95.However ST25R95 returns error. Below is my communicating data. Get UIDPlotocolSelect 0x00, 0x02, 0x02, 0x01, 0x0D WrReg 0x00, 0x09, 0x04, 0x68, 0x01, 0x01, 0x53 SendRecv(Get UID) 0x00, 0x04, 0x0...
I'm working on porting the RFAL for ST25R3916B to an nRF5340, using the pairing example for X-NUCLEO-8. I have it all compiling and flashing correctly, but things break down during initialization here:In rfalInitialize() -> st25r3916Initialize(), the...
Hi,I have a question about configuring NDEF messages on tags.Can I put multiple function records in one NDEF file?For example, I just want to connect uri link with one NDEF file and also wifi connection at the same time.Is it possible? If possible, p...