Features
■ Based on ST25R3911B high performance HF reader / NFC initiator with 1.4 W output power, supporting VHBR and AAT – ISO 18092 (NFCIP-1) active P2P – ISO14443A, ISO14443B and FeliCa™ – ISO15693 – Supports VHBR (3.4 Mbit/s PICC to PCD framing, 6.8 Mbit/s AFE and PCD to PICC framing) – Up to 1.4 W output power with differential antenna – Possibility of driving two antennas in single ended mode – Inductive and capacitive Wake-up – Automatic antenna tuning system – DPO (Dynamic Power Output) – User selectable and automatic gain control – Transparent and Stream modes to implement MIFARE™ Classic compliant or other custom protocols – 6 Mbit/s SPI – Wide supply voltage range (from 2.4 V to 5.5 V) – QFN32, 5 mm x 5 mm package
■ STM32L476RET6 32-bit microcontroller with 512 kB of Flash memory
■ 105 mm x 52 mm, two turns antenna etched on the PCB, and associated VHBR tuning circuit
■ Micro-USB connector for communication with the host PC and board powering
■ Six LEDs indicating the presence of the RF field and of the protocol used to communicate