TransCore 05531 User Manual

Page of 278
Encompass 4/4800 Multiprotocol Reader System Guide
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455 Enable Multi-tag Sort
Command #455 enables the multi-tag sort function that allows the reader to identify 
unique tags within a group of Intellitag-based tags. Multi-tag sort allows full operation 
of the tags and reader to be carried out with any number of tags in the presence of the 
reader.
Reader response:
Done
 
or
 
Error
Note:  Enabling the multi-tag sort function adversely affects the vehicle speed at 
which tags may be read. If there is only one Intellitag-based tag in the vehicles of the 
target population, multi-tag sort should be disabled.
456  Enable eGo Tag Initialization During Multi-tag Sort (Fac-
tory Default)
Command #456 enables the reader to send the eGo tag initialize command as part of 
the multi-tag sort function. When the reader sends the eGo tag initialize command, all 
tags in the RF field reenter the sort process.
Reader response:
Done
 
or Error
457 Disable eGo Tag Initialization During Multi-tag Sort
Command #457 disables the reader from sending the eGo tag initialize command as 
part of the multi-tag sort function. Any eGo tags already identified by the reader dur-
ing the sort process will not be re-identified as long as they remain powered in the RF 
field. The reader will only identify new tags that come into the RF field or tags that do 
not remain powered in the RF field.
Reader response:
Done
458 Disable Second Alternate Group Select (Factory Default)
Command #458 is a default set in the factory to disable the second alternate group 
select function.
Reader response:
Done
459 Enable Second Alternate Group Select
Command #459 enables the second alternate group select function that allows the 
reader to distinguish tags meeting specific criteria pre-programmed into the tags. 
Caution
When second alternate group select is enabled, tags not programmed to meet the 
specified criteria will not be read.