User's Manual
Table Of Contents
- IMPORTANT NOTICES
 - RELEASE NOTES
 - INTRODUCTION
 - QUICK START
 - UNDERSTANDING RFID READER
 - COMMUNICATION INTERFACE
 - SETTING UP A WPAN CONNECTION
 - SCANNING UHF RFID TAG
 - DEFINING OUTPUT FORMAT
 - ALTERNATE MODE
 - SPECIFICATIONS
 - FIRMWARE UPGRADE
 - ASCII TABLE
 - SCAN CODE
 - STATUS CODE
 
106 
1800 Series Handheld RFID Reader Reference Manual
4.3.4 EXCLUDED EPC 
The following commands are used to "exclude" tags matching the criteria set by the 
filter. 
Start 
Define the start bit of EPC that you want to filter. 
Command: 
#@rf_xepcsb?\r 
Purpose  Get Excluded EPC Start bit 
Response  OK,[m]\r (Default m= ‘0’) 
[m]: Start bit of EPC. Max 255 and sum of start bit and pattern length bit cannot be 
more than 256.   
ERR,[code]\r 
#@rf_xepcsb=[m]\r 
Purpose  Set Excluded EPC Start bit 
Response OK\r 
ERR,[code]\r 
Length 
The Max. value is 256. Sum of star bit and pattern length bit can not be more than 256. 
  A value from 0 to 256 can be specified. 
  EPC filter is useless when the length is set to ‘0’. 
Command: 
#@rf_xepcl?\r 
Purpose  Get Excluded EPC Length 
Response  OK,[m]\r (Default m= ‘0’) 
[m]: Pattern length bits. Max 256 and sum of start bit and pattern length bit cannot 
be more than 256. 
ERR,[code]\r 
#@rf_xepcl=[m]\r 
Purpose  Set Excluded EPC Length 
Response OK\r 
ERR,[code]\r 










