Resolved! How to use FTM on ST25 nfc chip ?
Is FTM only available to use with development kits ? I cannot use FTM with mobile application. Is there any guide ?
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! How often should rfalNfcWorker() be called?
Hello, I'm working on a bare metal implementation, reading ISO 14443A UUID and about 8 of the custom bytes. It's working fine. My question is how often should rfalNfcWorker() be called? Should this be called once per 100mSec, once per 1mSec, or jus...
Resolved! ST25TA RFAL password management
Hi all,I'm currently developing an application with an X-UNCLEO-NFC03A1 evaluation board on an STM32L4, in order to write and read some NDEF messages on some ST25A02/16K that i have, protecting them with the 128 bits password.For starter, I'm running...
Resolved! How can i print the read tag in serial instead of connecting to gui (ST25RU3993 Reader Suite)?
hello,I am working with ST25RU3993-HPEV baord. Getting all the list of inventoried tags in GUI (ST25RU3993 Reader Suite). I have gone through the ST25RU3993 SDK and tried to change the code to print the list of tags in uart. But iam unable to do so. ...
Resolved! ST25R3916B not detecting tags
Hello, I ported the porting example to a different processor. The self tests are enabled and initialization passes. However I'm not able to read a tag. Logic captures (Salae) are attached. I've verified that I'm receiving interrupts and processing ...
Resolved! Trying to Present Read Password or Present Write Password (Fireware ST25r3911b)
Hi,I have downloaded en.x-cube-nfc5 project from:st(site)/en/ecosystems/x-nucleo-nfc05a1_htmlI have connected the X-NUCLEO-NFC05A1 Shield to one of my lab boards, based on STM32F103.I managed to make the whole thing work with this example: ndef_examp...
Resolved! NFC06A1 matching circuit impedance
Hello :)Does anyone know what the impedance of the existing antenna matching circuit on the X-NUCLEO-NFC06A1 board is? I can't seem to find that information in any of the datasheets. I need the impedance so that I can design a new custom antenna. Br....
Resolved! What is ST25R3918 max range with 43x43mm antenna?
Hi,I'm new with RFID technology especially when it comes to designing antennas on boards and calculating matching circuits but... I have successfully designed and manufactured my board with ST25R3918 and I have a few questions.I have a 43x43mm on boa...
Resolved! ST25R3916B I2C Reference Design
Hello,we designed a PCB with an ST25R2916B which should connected via I2C.As basis for our design we use the schematic for the X-Nucleo-NFC06A1.Our Problem:If we connect the modified (UM2616, Chap. 3.5.1) X-Nucleo-NFC06A1 to a Nucleo32 running the NF...
Resolved! CR95HF not responding if the power has not been reset to 0V
Hello! On my board STM32F401 communicates with CR95HF via SPI use X-CUBE-NFC3. After powering up, initializing the STM32F401 for 2MHZ SPI, run the st25r95Initialize() function. I've noticed that CR95HF is unresponsive unless the power from a pr...