Omron V780-Series User Manual page 137

Operation of the "Repeat" Communications Mode
• If the RF Tag completes normally in any of the Readers/Writers in single access
The Master Reader/Writer switches the control of itself and the Slave Readers/Writers in time divi-
sion, waits for the entrance of the RF Tags into any of the communications range, and immediately
returns the communications results upon detection.
The communications process continues until the command execution request from the host device is
cleared.
Communications
Host device
Commands
Master Reader/Writer
Slave Reader/Writer 1
Slave Reader/Writer 2
Slave Reader/Writer 3
RF Tag movement
• If the RF Tag completes normally in any of the Reader/Writers in multiaccess
The Master Reader/Writer switches the control of itself and the Slave Readers/Writers in time divi-
sion, waits for the entrance of the RF Tags into any of the communications range, and starts commu-
nications even if one RF Tag is detected. The Master Reader/Writer returns the communications
results when RF Tag communications are completed.
The communications process continues until the command execution request from the host device is
cleared.
Communications
Host device
Commands
Master Reader/Writer
Slave Reader/Writer 1
Slave Reader/Writer 2
Slave Reader/Writer 3
RF Tag movement
UHF RFID System V780-series Reader/Writer User's Manual (EtherNet/IP
Commands
"Once"
communications
"Once"
communications
"Once"
communications
RF Tag Missing RF Tag Missing RF Tag Missing
Commands
"Once"
communications
"Once"
communications
"Once"
communications
RF Tag Missing RF Tag Missing
RF Tag Missing
Response
"Once"
communications
communications
"Once"
communications
RF Tag RF Tag Missing RF Tag Missing
Response
"Once"
communications
communications
"Once"
communications
RF Tag RF Tag Missing RF Tag Missing
RF Tag RF Tag
TM
) (Z402)
6 Functions
Response
"Once"
"Once"
communications
"Once"
communications
RF Tag RF Tag Missing
Response
"Once"
"Once"
communications
"Once"
communications
RF Tag RF Tag Missing
RF Tag RF Tag
6
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