RFID-RC522

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MIFARE NFC RFID card reader / writer

I am setting up a Wemos D1 Mini ESP8266 with one of these to ostensibly control my garage door.

Arduino example

RST   D3
SDA   D8
SCK   D5
MISO  D6
MOSI  D7
IRQ   NC
GND   G
3V3   3V3

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