ST25 NFC/RFID tags and readers

Ask questions and find answers on ST25 NFC/RFID tags and readers, including connectivity implementations and antenna design.

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Resolved! NFC04A1 - NFCTAG_Init function

Hello, I'm currently looking into the ST NFC Eval boards, as I'm planning a small project involving NFC and dataloggers. For my needs the NFC04A1 should be perfect, so I am looking at the drivers and example codes given in X-CUBE_NFC4. In the nfc04a...

Resolved! how to make 2 or more USB DEMO-CR95HF-A Connect on one computer.

我现在使用一个DEMO-CR95HF-A usb在电脑上软件是没有问题的,但用两个USB连接时�?知�?�如何作开�?�区分,​CR95HFDLL_USBconnect Returned value: lngStatus: 0: is connected  and ready to be used ; 1: not connected; 如果是两�?�USB读�?�器如何区别是哪�?�USB?(if two or more USB connect ,how to deal with ?) 如何�...

JSHUA by Associate
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Resolved! CR95HF Antenna Design issues.

Hello All,I have some CR95HF Antenna Design Queries1) what is actual difference between in performance of 424nH antenna and 1120nH antenna used in  M24L-DISCOVERY kit and NUCLEO-NFC03A1 respectively?2) In CR95HF-A demo Board Antenna impedance design ...

achou.10 by Associate
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Resolved! Auto Antenna tuning in poling

I evaluate ST25R3916 by using ST25R3916-DISCO kit and STSW-ST25R010.In Antenna features tab, I confirmed AAT_A and AAT_B values changed for tuning when a piece of metal is approached to the  antenna​, but in poling tab, these value did not change whe...

Mtaka.8 by Associate
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