Usage Example for PC-Module Setting

Last revision 2026/01/06

This article offers a practical guide for setting up a PC-Module with a UHF RFID Reader and DFRduino UNO R3, including a detailed wiring diagram.

Hardware Preparation

Wiring Diagram

TEL0082-Wiring diagram

The wire definition of UHF RFID MODULE-UART is:

  • red:Input 7V/2A
  • black:GND
  • green:TX end
  • yellow:RX end

Notes:

  • When connect with arduino board using chip ATmega328P, please exchange the TX/RX port if you want to send command from usb terminal.

  • Using serial to send command from PC, we need to exchange RX/TX.

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