RFID / NFC Smart Ring - Size 10 - NTAG213 [Discontinued] _MAKE_3DP which comes with an ATmega32u4

which comes with an ATmega32u4

Some commands for querying the antenna have slightly changed

4 full H-Bridges: the TB6612 chipset provides 1

Unused GPIO pins still accessible via unpopulated extension header

RFID / NFC Smart Ring - Size 10 - NTAG213 [Discontinued] _MAKE_3DP which comes with an ATmega32u4What did Lord Sauron, when forging the One Ring in the fires of Mount Doom forget to include in his all powerful ring? What did he forget to leave out of the ring impervious even to dragon fire, designed to rule over all free peoples of Middle Earth in perpetuity a ring destined to be the One Ring to Rule Them All, to tempt its wearer with the promise of infinite power? Thats easy it could have used an embedded RFID NFC transponder! NFC (near field