ST25 NFC/RFID tags and readers

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Resolved! RFAL field off

Hi, I have configured an LED for RF field status in the rfal_plafrom.h.The LED switches on when rfalNfcDiscover() is called. But the LED does not switch off when the rfalNfcDeactivate(RFAL_NFC_DEACTIVATE_IDLE); function is called. This function retur...

andy_long by Associate III
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  • 2 replies
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Resolved! ST25R3911B NFC reader without Crystal

Hi, we are using an ST25R3911B NFC reader. Is it possible to drive this chip without a crystal, and use a generated clock source instead (coming from an MCU)? We found the following article on your forum: https://community.st.com/t5/st25-nfc-rfid-tag...

Creemers by Associate
  • 227 Views
  • 1 replies
  • 0 kudos

Resolved! ST25R3916 radiated emission issue

Hi, The FCC test report can be found here: https://fccid.io/YCPNFC06A1/Test-Report/Test-Report-4494604.pdf.We are running X-NUCLEO-NFC06A1 stack on top of NUCLEO-L476RG board with STM X-CUBE-NFC6 demo software, and the emission scan (at Intertek) is ...

gte938x_0-1703256576837.png
gte938x by Associate II
  • 444 Views
  • 1 replies
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Resolved! ST25TV UID

Hi,Is it possible to understand the TAG variant from the UID during the inventory ?For example, ST25TV16K has the UID as shown below: For ST25TV02K, the UID is as shown below:If you see the above snapshots, ST product code is 48h for ST25TV16K and 23...

Luke_abc_1-1709118496410.png Luke_abc_2-1709119996626.png
Luke_abc by Associate III
  • 356 Views
  • 4 replies
  • 3 kudos

Resolved! Command code not present

Hi,Why does this enum (in rfal_nfcv.h) do not contain the command code for some commands (eg:- Write AFI, Lock AFI etc )? I also do not see an api to do this -  If I need to write to AFI, Am I supposed to use directly api rfalNfcvPollerTransceiveReq(...

Luke_abc_0-1708700084209.png
Luke_abc by Associate III
  • 408 Views
  • 4 replies
  • 1 kudos

Resolved! ST25R Antenna Matching tool with specific antenna

Hey, i am developing a RFID reader for ISO-14443-4 card with st25r3917b. The firmware is done and works with my custom MCU board connected with external RF board of STEVAL-25R3916B. However , if I switching the testboard and connect with my custom RF...

LCHAN.41 by Associate II
  • 1269 Views
  • 3 replies
  • 2 kudos

Resolved! X-NUCLEO-NFC08A1 tag not detecting in i2c

Hello,I am using X-NUCLEO-NFC08A1(ST25R3916B) with Dialog DA14706 MCU , ported the X-CUBE-NFC6 library and first tested for SPI , and it has worked fine(getting Tag UID) . Then i have done some modifications in hardware (Pull-up resistors 1.6K , Made...

BS by Associate II
  • 830 Views
  • 8 replies
  • 1 kudos