7 System-defined Variables That Are Related to the Built-in EtherCAT Port
7-16
NJ/NX-series CPU Unit Built-in EtherCAT Port User’s Manual (W505)
Note All system-defined variables that are related to the status of EtherCAT communications give the current status.
Note All system-defined variables that are related to the status of EtherCAT communications give the current status.
Note All system-defined variables that are related to the status of EtherCAT communications give the current status.
Functional Classification: EtherCAT Communications Diagnosis/Statistics
Log
* This system-defined variable was added for unit version 1.11 of the CPU Unit.
Variable name _EC_InDataInvalid
Meaning Input Data Invalid Global/local Global
Function TRUE when process data communications are not normal and the input data is not valid.
Data type BOOL Range of values TRUE or FALSE
R/W access R Retained Not retained. Network Publish Published.
Usage in user program Possible. Related instruc-
tions
---
Variable name _EC_InData1Invalid
Meaning Input Data1 Invalid Global/local Global
Function TRUE when process data communications established in the primary periodic period are not normal and the input
data is not valid.
You can use this system-defined variable only for NX-series CPU Units.
Data type BOOL Range of values TRUE or FALSE
R/W access R Retained Not retained. Network Publish Published.
Usage in user program Possible. Related instruc-
tions
---
Variable name _EC_InData2Invalid
Meaning Input Data2 Invalid Global/local Global
Function TRUE when process data communications established in the priority-5 periodic period are not normal and the
input data is not valid.
Note You can use this system-defined variable only for NX-series CPU Units.
Note This variable is always TRUE for NX102 and NX1P2 CPU Units.
Data type BOOL Range of values TRUE or FALSE
R/W access R Retained Not retained. Network Publish Published.
Usage in user program Possible. Related instruc-
tions
---
Variable name
_EC_StatisticsLogEnable
*
Meaning Diagnosis/Statistics Log Enable Global/local Global
Function Changes to TRUE when the diagnosis/statistics log is started.
Changes to FALSE when the diagnosis/statistics log is ended.
Data type BOOL Range of values TRUE or FALSE
R/W access R/W Retained Not retained. Network Publish Published.
Usage in user program Possible. Related instruc-
tions
---
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