Omron CJ1W-ECT21 Operation Manual page 79

Name of device variables
for CJ-series Unit
*_OutDataValid
*_LKSta1
*_LKSta2
CJ-series EtherCAT Slave Units Operation Manual for NJ-series CPU Unit (W542)
Type R/W Name
BOOL R Output Data
Valid
BOOL R IN Port Link
Status
BOOL R OUT Port
Link Status
3 Data Exchange with the CPU Unit
Function
TRUE:
Indicates that the Unit is processing receive by
process data communication. Data is valid and
usable for control.
FALSE:
Indicates that the Unit is not processing receive by
process data communication. Data is invalid and
unusable for control.
Default: FALSE
This variable will remain TRUE while the Unit is in
Operational state.
This variable will also remain TRUE if the IN port
link is not established with another device. Refer to
A-2 Programming Example to Detect Valid I/O Pro-
cess Data on page A-11.
TRUE:
Indicates when a link on the IN port is established
with another device.
FALSE:
Indicates when a link on the IN port is not estab-
lished with another device.
Default: FALSE
TRUE:
Indicates when a link on the OUT port is estab-
lished with another device.
FALSE:
Indicates when a link on the OUT port is not estab-
lished with another device.
Default: FALSE
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