V750-series UHF RFID System User's Manual - PLCeasy
V750-series UHF RFID System User's Manual - PLCeasy
V750-series UHF RFID System User's Manual - PLCeasy
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3) Multi Once<br />
The reader reads multiple tags for a specified period. At the end of the specified period, it returns read results<br />
and finishes the transaction. If the reader does not detect any tag during the specified period, it returns a<br />
response meaning there is no tag.<br />
< A sequence when the reader detects tags for the specified period.><br />
Period (Timeout)<br />
Host<br />
Command<br />
Read tag<br />
Response<br />
Tag No.:3<br />
Tag ID:A,B,C<br />
Reader<br />
Process<br />
Detecting and reading tag<br />
At the end of the<br />
specified period , the<br />
reader returns a response<br />
(reporting the read tags’<br />
data) to the host.<br />
Tag<br />
Tag<br />
A<br />
Tag<br />
B<br />
Tag<br />
C<br />
< A sequence when the reader carries out the transaction and there is no tag. ><br />
Period (Timeout)<br />
Host<br />
Command<br />
Read tag<br />
Response<br />
Tag No.:0<br />
Tag ID:None<br />
Reader<br />
Process<br />
Detecting and reading tag<br />
At the end of the<br />
specified period, the<br />
reader returns a response<br />
(reporting “no tag”) to<br />
the host.<br />
Tag<br />
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