Block Diagram

ST25R3916
RFID HF
Reader
J100
13.56MHz Antenna Loop
Tuning Circuitry
J101
J102
Touch Screen
USB
MiniB
USB
Micro
AB
STM32L
476
8MHz
XTAL
27.12
MHz
XTAL
GND
GND
SPI
GND
GND
3V3
SPI
3V3
5V 5V
Mother board
Radio board

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