For starters, you need a pre-wired NFC RFID module as the key hardware. NFC and RFID projects have become a huge trend, but many modules are pricey for electronics hobbyists and need a complex setup.
It is hard to label any component of an RFID system as being more critical than any of the others. In past articles we have discussed the RFID tag, as well as, the RFID antenna hardware. Both of these ...
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