Resolved! which library for Mifare DesFire Read Write(T4T) ?
Is there any demo code for rfal_t4t library, i am trying to read data from mifare desfire card but don't know which library to use. Thanks, Khoa
ST25 NFC/RFID tags and readers
Ask questions and find answers on ST25 NFC/RFID tags and readers, including connectivity implementations and antenna design.
Forum Posts
Resolved! ST25R3914 Read/Write to Tag
All, I would like to first begin with saying thank you for your time in attempting to assist me.Library used: NFC st25r3911b LibraryI am attempting to read and write from/to a tag; more specifically a Type-2 and Type-4. I have been looking through ex...
Resolved! write data into type A T4 NFC card using st25r3911 RFAL stack
How we can write data into type A T4 NFC card using st25r3911 RFAL stack code.Currently I'm using ST25R3914 NFC Reader IC interfaced over SPI with renesas microcontroller.For NFC card pairing can I read and write data from NFC card?
Resolved! ST25R3916B Failing to Respond on SPI
Hi,I am using the ST25R3916B on a custom PCB and am having some field failures where it seem that the device is failing to respond on SPI to my microcontroller. When I get the board back in house I can see that my first SPI command to read the ID re...
Resolved! st25r3918
Hi, I have been working on a project where i use st25r3918. However, I could not make it work. I have checked my hardware by using other boards and it looks like it is working. For sorftware, I have tried using st25r3911's library and have changes ac...
Resolved! Help finalizing custom Rust driver (st25r3911b)
Hi! A while back I started writing Rust driver for st25r3911b chip. Currently, it works and can read 14443A chip. The issue is that compared to official software (Discovery GUI) the read distance is about half. So if official software reads at 8-9cm ...
Resolved! I want to send the ST25R3916B nfc tag readings to CAN bus.
I have program for CAN bus and NFC08a1 but when i combine i get several errors. All i want to do is get the reading from the nfc reader and send them on can. does anyone know how to do that?
Resolved! ST25RU3993-HPEV kit
I bought ST25RU3993-HPEV kit to make my project. I try to program the programming board STM32L476RGT6 MCU in CUBE IDE (Not showing board). Then I try STSW-ST25RU001 (ST25RU3993 Reader suite), But not working as well, not reading and writing tags. My ...
Resolved! ST25R3911B with FreeRTOS
Hi everybody, I need to integrate the ST25R3911B NFC reader (X-NUCLEO-NFC05A1 a.t.m.) into a project with STM32H735G running FreeRTOS (with a TouchGFX task and another peripheral task running ). https://community.st.com/t5/st25-nfc-rfid-tags-and-read...
Resolved! NFC forum matching in ST25R3911B_NFC05A1 evaluation board and antenna feed location
Dear All,we are developing a prototype board based on ST25R3911B_NFC05A1 evauation board and we have 3 questions:1) What is the NFC forum matching circuit? Does it have any constraints in the layout?2) Can moving the antenna feed up by 10-15mm (see b...
