Riccardo BRAMATI

Hi, sorry for my english, but isn't my first languege. I've read this discussion, I've try to change latency as @cainpsycode suggest, I've compiled and try, the issue there is...

Hi, tks. What I'm looking for is to write only 1 bytes for block and not all entire 4 bytes. If you look inside Adafruit library, there are a couples...

Rewrite the block is easy, for now I keep this way. But for change only one record in a NDEF Message with more than one record, is a little bit...

I've already read that link, but is not explained how are setting the first bytes of ndef message.

In the Adafruit link you gave me, some things I found on the net are not explained. For example sector 03 OTP0-3 is the sector where you find what kind...

     

I'll try to write to NXP directly. Maybe they could help me for understand if is possible, if I don't wrong the PN532 chip comes from they.

If you want my code, I'll gladly give it to you, write me at the email I put above and I'll send it to you.