EM18 RFID Reader Module 125kHz Serial RS232 Port
EM-18 RFID reader is one of the commonly used RFID readers to read 125 KHz tags. It provides both UART and Wiegand26 output formats. EM18 RFID development board has TTL output that can be interfaced with any 5V driven microcontroller including Arduino Uno. The onboard buzzer in the module acknowledges the card is read or card error. The onboard DC Jack accepts 5v to 12V DC adapter.
It can be directly interfaced with microcontrollers using UART and with PC using an RS232 converter.
Specifications
- TTL Output
- On-board buzzer
- 5v to 12v power jack
- Reading distance range: 4 cm
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