Omron V780-Series User Manual page 160

7 Ethernet/IP Communications
Response Area (from Reader/Writer Target to PLC Originator)
I/O
mem-
ory off-
15
set
+0 Resv Resv
+1
+2
+3
+4
+5
+6
:
+N
*. Reserved (Resv) bits are for future expansion. They always output 0.
Signal/data
*1 Ready
READY
BUSY Command Execution
Active
*2 Command Comple-
NORM
tion
Error
*3
ERR
CMD_ERR Command error
RF_ERR RF Tag Communica-
tions Error
SYS_ERR Fatal Error
RF_WAR Unstable Communi-
cations
ErrCode Error code
RespInfo1 Response Informa-
tion 1
RespInfo2 Response Informa-
tion 2
RespInfo3 Response Informa-
tion 3
7 - 8
14 13 12 11 10
Resv Resv Resv Resv
(The format depends on the command.)
Data
Name
type
BOOL 1 bit
BOOL 1 bit
BOOL 1 bit
BOOL 1 bit
BOOL 1 bit
BOOL 1 bit
BOOL 1 bit
BOOL 1 bit
WORD 2 bytes This word stores the error code.
WORD 2 bytes This word stores the Reader/Writer number.
WORD 2 bytes This word stores communications diagnostic results.
WORD 2 bytes This word stores the reception level.
UHF RFID System V780-series Reader/Writer User's Manual (EtherNet/IP
Bit
9 8 7 6
RF_ SYS- RF_
Resv
WAR _ERR ERR
Error code
Response Information 1
Response Information 2
Response Information 3
Update Counter Response
Response Data
Size
This bit turns ON when the Reader/Writer completes preparations
and is ready to receive a command.
It is OFF when a command is being executed.
This bit is ON while the Reader/Writer is executing a command.
It is OFF when a command is not being executed.
This bit turns ON when the Reader/Writer completes the execution
of the command.
It turns OFF when the EXE signal is turned OFF.
Alternatively, it turns ON and OFF in sync with the increment of the
update counter.
This bit turns ON when the Reader/Writer returns an error
response.
It turns OFF when the EXE signal is turned OFF. Alternatively, it
turns ON and OFF in sync with the increment of the update
counter.
This bit turns ON when the Reader/Writer returns a command error
response.
It turns ON and OFF in sync with ERR.
This bit turns ON when the Reader/Writer returns an RF Tag com-
munications error response.
It turns ON and OFF in sync with ERR.
This bit turns ON when the Reader/Writer returns a fatal error
response.
It turns ON and OFF in sync with ERR.
This bit turns ON when the diagnostics result of execution of an RF
Tag communications command by the Reader/Writer indicates that
communications are unstable.
It turns ON and OFF in sync with NORM.
5 4 3 2 1
CMD
Resv ERR NORM BUSY
_ERR
Description
0
READY
TM
) (Z402)