ABB B5EEd-HENF105082R4 Control card module

Description

B5EEd-HENF105082R4The RC522 module and S50 card are used to realize the near field communication function (the communication mode between the development board and RC522 is hardware SPI), and some knowledge points in the practice are summarized.
· Introduction of RC522 module and M1 card;
· Driver code;
· Problems and solutions;
1. Key points of RC522 module and M1 card:. MFRC522 simplified functional block diagram;
. MFRC522 and host SPI communication pin configuration;
. MFRC522 and M1 card communication, principle and communication flow; . M1 card storage structure;
MFRC522 Simplified functional block diagram:
Starting from the RC522 functional block diagram, we can understand the communication principle from the general direction.

B5EEd-HENF105082R4

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