How to Interface RFID Reader EM18 with 8051 microcontroller
RFID EM18 The EM18 RFID reader module is designed to read RFID cards operating at a frequency of 125 kHz. When an RFID card enters the reader’s range, the card’s unique data is transmitted to the reader as an RF signal. The reader then converts this data into bytes and sends it through its serial …
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