Brooks LF80C - Page 152

Brooks Automation
140 278580 Revision A
7 Operation LF80C ZeniD RFID Reader
7.3 Operation of SECS Protocol Product Manual
The reader detects no tag
Host to Reader: S18F5
17:29:25 Outgoing: ENQ ( 05 )
17:29:25 Incoming: EOT ( 04 )
17:29:25 Outgoing: Length Byte ( 1A )
17:29:25 Outgoing: Header ( 01 FF 92 05 80 01 00 00 00 43 )
17:29:25 Outgoing: Data
01 03
41 04 31 32 33 34 → TARGETID "1234"
41 02 30 31 → DATASEG "01"
A9 02 00 08 → DATALENGTH 0x08
17:29:25 Outgoing: Checksum ( C5 02 )
17:29:25 Incoming: ACK ( 06 )
Reader to Host: S18F6
17:29:27 Incoming: ENQ ( 05 )
17:29:27 Outgoing: EOT ( 04 )
17:29:27 Incoming: Length Byte ( 18 )
17:29:27 Incoming: Header ( 81 FF 12 06 80 01 00 00 00 43 )
17:29:27 Incoming: Data
01 03
41 04 31 32 33 34 → TARGETID "1234"
41 02 54 45 → SSACK "TE"
41 00 → DATA ""
17:29:27 Incoming: Checksum ( 04 8C )
17:29:27 Outgoing: ACK ( 06 )
The reader receives a valid S18F5 message.
If there is no tag in the reading (writing) range of the antenna, the reader
answers with a tag error "TE".