User's Manual

Product Manual - RFID Reader UF70 Certum 98
Chapter 7
Operation
UFR – Read filter
data
By setting and activating filters, it is possible to only let certain EPC transponders
participate in the inventory. A total of 32 filters can be defined. The UFR
command allows reading of data of a filter.
1) See EPC Global specification "Select command" for a description
Example:
>> UFR001
<< ufr00001000000010200000010F0F0
Host reader
CMD Reader ID Filter Number
UFR 1 byte 2 bytes
Reader host
CMD
Reader
ID
Result
Filter
Number
On/
Off
Target
1)
Action
1)
Memory
bank
Memory
address
Number
of mask
bits N
Filter
mask
ufr 1 byte 2 bytes 2 bytes 2
bytes
2 bytes 2 bytes 2 bytes 8 bytes 2 bytes 2 *
Round
up (N /
8) bytes