NFC( Near Field Communication Technology) by RFID( Radio-frequency identification) evolved, and now this technology has been widely used in mobile devices, the mobile with NFC-enabled can act as access cards, transportation cards, credit cards and so on, this to say, it makes the mobile devices more widely.
Hardware Preparation
Hardware Connect
Program code
Test result
1 x Arduino UNO
1 x NFC PN532 Shield
1 x NFC label
1. Put the NFC label close to the sensing area and you will see the return news from the serial area.
If read the correct label, the serial will print out Found 1 tags
The back number of read card # is the corresponding ID number.