After some investigation and try, I have figured out what's wrong for my pn532 breakout from elechouse, here's the lib fixed:
https://github.com/picospuch/PN532
In my case, there're no additional lines other than the vcc, gnd, sdl, scl used.
P
picospuch
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RE: Elechouse PN532 NFC Module V3 for Arduino etc.posted in Ideas for using NFC Rings