Ask questions and find answers on ST25 NFC/RFID tags and readers, including connectivity implementations and antenna design.
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...
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...
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...
HelloI have been trying to develop a GUI App to communicate with STEVAL-25R3916BA to read & write ISO15693 Tag Type-V. So far with reference from similar other questions asked previously on this forum I have been able to connect to EVAL board and at ...
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...
We have a custom antenna and reader board setup that uses the ST25R3916 reader chip and I would like to know how to implement the Discovery GUI "Tune Antenna" and "Measure Antenna" commands in my Test Application FW. Specifically, what functions need...
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...
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...
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...
Hi I am using ST25DV04KC tag in my product. During EN300330 test, there is a very high 2nd harmonic component radiated and exceeds the limit when the NFC reader is placed beside the tag. Anyone encounter this issue before?For Type-5 tag, is it normal...