RFID Communications

6.7 ABx Error Codes

6.7.1 Multi-tag Error Codes

The LRP2000 returns an error if it encounters a fault during operation. The table below lists the possible error codes in hexadecimal format.

Error Code

Description

04H

Fill operation has failed

 

 

05H

Block Read has failed

 

 

06H

Block Write has failed

 

 

07H

Block Write security error

 

 

08H

Search Tag operation failed

 

 

21H

Input command does not match pre-defined format (syntax error)

 

 

3DH

Unknown tag type

 

 

3EH

Command not supported by current tag type

 

 

80H

Antenna failure

 

 

Additionally there are internal DSP errors, F1H through F5H, for use by Escort Memory Systems technical support.

6.7.2 ABx Standard Error Codes

ABxS error codes are returned in the LSB of the second word passed to the host. The format of the error response is shown below.

MSB

LSB

Remarks

AAH

FFH

Command Error

 

 

 

00H

XXH

Error Code

 

 

 

FFH

FFH

Message Terminator

 

 

 

Example

A Block Write fail error message would appear as:

AAFF 0006 FFFFH.

129

LRP2000 Passive Reader/Writer

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Escort LRP2000 manual ABx Error Codes, Multi-tag Error Codes, ABx Standard Error Codes, 129, Error Code Description