dexterlabora/rfid-homie-scanner
RFID-RC522 scanner attached to a Wemos D1-mini (ESP8266), which sends the scanned UID via MQTT. Upon success or fail, the LEDs and speaker indicate the state.
Arduino
RFID-RC522 scanner attached to a Wemos D1-mini (ESP8266), which sends the scanned UID via MQTT. Upon success or fail, the LEDs and speaker indicate the state.
Arduino