ST25R3911B-DISCO

Key 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