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rabinniroula
Associate II
since ‎2024-10-27
‎2025-03-11

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Capacitive wakeup and AAT with ST25R3911B RFAL

2025-03-10
Hello, I couldn't find any examples with RFAL to use capacitive sensing and the usage of AAT. I'm using a single ended matched antenna. I tried using rfalAdjustRegulators(), it always gives a value of 3000. I also wanted capacitive sensing: the chip ...

rfalFieldOnAndStartGT returns 12

2025-01-03
I am using st25r3911b with an esp32, it works fine when i use the disco board (the original stm microcontroller desoldered). But then I decided to make my own circuit as shown in the attached image. The rfalNfcInitialize() function returns errors 0, ...

Handling multiple devices with st25r3911b

2024-11-20
How would i send apdu to multiple detected devices? I believe I should use the rfalIsoDepPollAHandleActivation() function with different DID values. I couldn't find much documentation on DID other than it's used to determine which device to activate ...

Sending a select apdu message to a phone using st25r3911b

2024-10-27
I have ported rfal platform to work on my esp32 and have successfully detected all kinds of cards. Now I want to send select APDU message to the phone but I am unsucessful at doing so.The code I have used: err = rfal_nfc.rfalIsoDepPollAHandleActivati...
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