Senior Project utilizing libnfc to make a card table game
Cable I/O 3.3V = 4 SCK = 22 MOSI = 18 MISO = 21 SCL = 17 GND = 1
gcc -o quick_start_example1 quick_start_example1.c -lnfc
set date ./configure --with-drivers=pn532_spi make make install
sudo ntpdate pool.ntp.org