RFID stands for Radio Frequency Identification. The Parallax RFID Reader Serial + Tag Sampler (#32390) includes several unique RFID tags.
Wiring & Connections
Quick Code Example
Using the connections shown in the wiring diagram above, this example will display the unique identification number(s) of your RFID tag(s) in the Terminal. Please note this code is for the Serial RFID Reader, not the USB version.