125K EM4100 RFID Card Reader Modul RDM6300 ID RF Modul UART Output Arduino Hot
4,76 €
Module size:38.5mm x 19mm x 9mm. The begin (9600);}Void loop (){DigitalWrite (2, HIGH);DigitalWrite (3, HIGH);While (Serial. The available () > 0){Comdata + = char (Serial. The read ());Delay (2);}If (comdata. ).
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