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EHUOYAN
YHY521X
Manual
Page 6 of 36
Model Number
Name
YHY521X RFID
module
7
. Block diagram
_ _____________________________
Figure 2. Simplified YHY521X Block diagram
The Analog circuitry and MFRC522 handle the modulation and demodulation
RFID signal.
The MCU handles the protocol requirements for the communication schemes
including the RF base protocols as well as the protocols for host
communication.
8
. Pinning information
_____________________________
8.1 Pining