RFID Communications
129 LRP2000 Passive Reader/Writer
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.
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.
Example
A Block Write fail error message would appear as:
AAFF 0006 FFFFH.
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 supp orted by current tag type
80H Antenna failure
MSB LSB Remarks
AAH FFH Command Error
00H XXH Error Code
FFH FFH Message Terminator