ST25 NFC/RFID tags and readers

Resolved! How to initialize ST25R3911B and problem with antenna tuning?

Hello, I'm using Nucleo 32f070RB and X-Nucleo 05a1 (st25r3911b).At first, I started to itialize chip. I'm doing this with following the steps of "Power-up sequence" section in datasheet of st25r3911b, page 36.There is my code spiDirectComand(0xC1); ...

Resolved! NFC Tap App FW upgrade demo not working

Hi,Fast Transfer Mode data transaction and image transactions are working ok, but firmware upgrade and some other functionalities (like stopwatch transfer) are not working in Android NFC Tap Application...I'm using:ST25DV-Discovery kit with FW v1.1.2...

Resolved! Is the X-CUBE-NFC3 library what I should be using?

Hello,I am currently working on a project with the CR95HF chip. The chip has to be controlled over UART (by a STM32L4S7ZITx) and I would like a library which provides basic functions, such as being able to read a presented tag's UID and be able to re...

Resolved! hello,I have a question that X-NUCLEO-NFC03A1 cann't read and write X-NUCLEO-NFC04A1! By the way,My phone'NFC function can read X-NUCLEO-NFC04A1. I have Nucle0-64 STM32L433 to drive X-NUCLEO-NFC03A1.

My project is tansplanted accordding to X-CUBE'STM32F401RE-Nucleo. main.c Functiong also is same. But when I am running ,the Program is dead. To the same time ,My warning LED that Nucle0-64 STM32L433 board' LED isn't lighting. Than I shield ---if( ...

Resolved! M24LR-Discovery Transceiver Control Via MatLab?

I am adding NFC configuration and energy harvesting capabilities to a product using the M24LR04E-R EEPROM. I purchased the M24LR-Discovery kit so that I could use the transceiver in a proof of concept before developing something on a larger scale. I...

Resolved! I just needed to understand the read ranges achieved with the help of ST25R3911B-DISCO VS X-NUCLEO-NFC05A and ST25R3916-DISCO VS X-NUCLEO-NFC06A, the application I'm working on required the read ranges anywhere about 10cm

Resolved! What are the 27.12MHz crystal specification for the ST25R3916? The evaluation kit uses Murata XRCGB27M120F3M00R0, which is 30ppm tolerance, 40ppm stability, 6pF load capacitance. Can we use a 100ppm tolerance version, XRCGB27M120F0Z00R0?

Resolved! Two References X-NUCLEO-NFC03A1 ?

Hello,I would like to buy a X-NUCLEO-NFC03A1 with the chip ST25R95-VMD5T. On ST website, it looks like there is two references of this evaluation board, one with the ST25R95 chip, and another one with the CR95HF chip:   I can't find a supplier for th...

Resolved! ST25 NFC App: Where is data from "Reading from Tag" in Mailbox Mode saved?

Hi,I am trying to set up the fast transfer mode with the X-Nucleo-NFC04A1 board and the ST25 NFC app for android. At the moment, the mailbox management as well as writing and reading from the mailbox on the dev-board works fine.Now I want to read the...

Resolved! Failed to change EPC number of an NXP SL3S1203_1213 tag

Hello, I have to change the EPC number of a NXP SL3S1203_1213 UCODE G2iL tag (https://www.nxp.com/docs/en/data-sheet/SL3S1203_1213.pdf). Unfortunately, this does not work on the NXP tag. I suspect that I have to do an unlock etc. before I write, but...