User Manual Part 1

RFID Interface

LRP2000 Long Range Passice Reader/Writer

Example:

Starts continuous read of three bytes starting at address two, Repeat

count of four, with a family code of zero.

Command from host Response from controller

MSB LSB Remarks MSB LSB Remarks

AAH 83H Perform

Command 83

AAH 83H Command

Echo

00H 00H Tag Family 00/

Reserved Byte

FFH FFH Message

Terminator

00H 02H Start Address

00H 03H Read Length of

the data bytes

00H 04H Repeat count

00H 01H Stop/Start

continuous read.

This is to Start

FFH FFH Message

Terminator

After the controller sends the acknowledgement, it will send the data

read from the tags in the field.

Data response from controller

MSB LSB Remarks

AAH 83H Command Echo

00H 1EH Serial Number byte /Tag 1

00H 94H Serial Number byte /Tag 1

00H 0BH Serial Number byte /Tag 1

00H 01H Serial Number byte /Tag 1

00H 00H Serial Number byte /Tag 1

00H 01H Serial Number byte /Tag 1

00H 6CH Tag data byte /Tag 1

00H 20H Tag data byte /Tag 1

FFH FFH Message Terminator