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RC522 IC Card Sensor Module UART Serial Port

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MF RC522 Write/Read Module for Arduino, UART Interface

MF RC522 Write/Read Module for Arduino, UART Interface

Mohlala: SM522T Working current: 13~26mA/DC 3.3V Idle current: 10-13mA/DC 3.3V Peak current: <30mA Working frequency: 13.56MHz Protocol standard: ISO 14443 TypeA Support card: Mifare 1K S50, Mifare 4K S70 (4 bytes ID number) Bala hole: 5cm Interface: UART TTL Data transfer rate: max.10Mbit/s Card reading speed: read ID number 7 times per second, read data block 3 times per second

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