TN0047 - Technical note

LRI2K AFI-based EAS detailed description

7/9

4.3

Lock EAS command

The Lock EAS command locks the current state of the EAS mode.

4.4

EAS Alarm command

If the EAS mode is enabled, the EAS Alarm command generate the EAS response based

on the label UID code.

Table 8.

Lock AFI/EAS request format

SOF Request_Flags

Lock AFI/EAS

UID (optional)

CRC16

EOF

8 bits

0x28

64 bits

16 bits

Table 9.

Lock AFI/EAS response format when Error flag is not set

SOF

Response_Flags

CRC16

EOF

8 bits

16 bits

Table 10.

Lock AFI/EAS response format when Error flag is set

SOF

Response_Flags

Error Code

CRC16

EOF

8 bits

8 bits

16 bits

Table 11.

EAS Alarm request format

SOF Request_Flags EAS Alarm

EAS ID

EAS mask length

CRC16

EOF

8 bits

0x01

0x9E

0x00

16 bits

Table 12.

EAS Alarm response format

SOF

Response_

Flags

DSFID

UID

CRC16

EOF

8 bits

8 bits

64 bits

16 bits