RFID Communications

6.7.3 ABx Fast Error Codes

The format of the error response is shown in the table below.

Field

Bytes Contents

Header

02H

 

 

<STX><STX>

02H

 

 

Response Size

00H 02H

 

 

Error Flag

FFH

 

 

Error Code

XXH

 

 

Checksum

XXH

 

 

Terminators <ETX>

03H

 

 

Example

A Block Write fail error message would appear as:

0202 0002 FF06 F803H.

6.7.4 ABx ASCII Error Codes

The format of the error response is shown below.

Field

Number of ASCII

Contents

Characters

 

 

Header

2

<STX><STX> 02H, 02H

 

 

 

Response Size

4

Packet length in bytes excluding the header, response size, checksum,

 

 

and terminator bytes

 

 

 

Error Flag

2

FFH

 

 

 

Error Code

2

XXH

 

 

 

Checksum

2

XXH - optional checksum

 

 

 

Terminators <ETX>

1

<ETX> 03H

 

 

 

A Block Write fail error message would appear as an ASCII character string: <STX><STX>0002FF06F8<ETX>

In hexadecimal, the commands appear as:

02H 02H 30H 30H 30H 32H 46H 46H 30H 36H 46H 38H 03H

LRP2000 Passive Reader/Writer

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Escort LRP2000 manual ABx Fast Error Codes, ABx Ascii Error Codes, Field Bytes Contents