Seeed-113020006-Grove-NFC-Seeed-Studio-113020006-p-Seeed-113020006-Grove-NFC-Near-Field-Communication-NFC-is-a-set-of-short-range-wireless-technologies-p-p-Grove-NFC-features-a-highly-integrated-transceiver-module-PN532-which-handles-contactless-communication-at-13-56 M Hz-You-can-read-&-write-a-13-56 M Hz-tag-with-this-module-or-implement-point-to-point-data-exchange-with-two-NFCs-br-Grove-NFC-is-designed-to-use-I2C-or-UART-communication-protocols-&-UART-is-the-default-mode-