User Manual

UHF RFID Reader Module
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Appearance and Structure
Drawing 1 Size of Reader Module
Interface Definition
PIN Signal
Name
Signal
Direction
Function/Compatibility Description
1~2 NC NC
3~6 GND - Module Connecting Ground
7 VDD Input Module Supplying power
8 EN Input Module Enabling, Highly Effective
9 GPIO Output
10 GPIO Output
11 UART_RX Input
12 UART_TX Output
13~16 GND - Module connecting ground
17 RFOUT Bidirection
Module Radio frequency Input and output interface
18~24 GND - Module connecting ground