RFID Communications

Example

Writes four bytes of data, starting at address 0001H. A timeout of 2 seconds (07D0H = 2000 x 1 ms increments) is set for the completion of the Write. The Family ID Code is set to 00H.

Command from Host

MSB

LSB

Remarks

AAH

96H

Perform Command 96

 

 

 

02H

00H

Tag Family 02/reserved

 

 

 

00H

01H

Start Address

 

 

 

00H

04H

Write Length

 

 

 

07H

D0H

2-second Timeout

 

 

 

00H

A4H

SN byte 0

 

 

 

00H

6CH

SN byte 1

 

 

 

00H

18H

SN byte 2

 

 

 

00H

01H

SN byte 3

 

 

 

00H

00H

SN byte 4

 

 

 

00H

01H

SN byte 5

 

 

 

00H

04H

SN byte 6

 

 

 

00H

E0H

SN byte 7

 

 

 

00H

40H

Data byte 1

 

 

 

00H

41H

Data byte 2

 

 

 

00H

42H

Data byte 3

 

 

 

00H

43H

Data byte 4

 

 

 

FFH

FFH

Message Terminator

 

 

 

Response from Controller

MSB

LSB

Remarks

AAH

96H

Command Echo

 

 

 

FFH

FFH

Message Terminator

 

 

 

87

LRP2000 Passive Reader/Writer

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Image 92
Escort LRP2000 manual A4H, 6CH