Birduino Plays Bird Calls on Demand with NFC-enabled Cards

All [Hannah Robertson]’s Birduino needs is for one to tap an NFC-enabled card to the reader, and the device plays one of the vocalizations associated with the bird shown on …. Birduino Plays Bird Calls on Demand with NFC-enabled Cards. It ties together a few different components into a whole, and acts as a good reference design for similar work.

There are a few time-saving construction tips worth keeping in mind, too. The major components are an Arduino Nano, an RC522 RFID reader, and an MP3 player module. Using hardware modules and breakout boards means simpler wiring and being able to take advantage of existing libraries and sample code.

There are also a few other things in this build that avoid re-inventing the wheel. A deck of bird cards plus a roll of NFC stickers equals a ready-to-scan assortment without having to design it oneself. Rather than design, print, and cut a set of bird cards, [Hannah] found a set of bird-themed playing cards with a different North American bird on each.