3 System-defined Variables Related to the Built-in EtherNet/IP Port
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NJ/NX-series CPU Unit Built-in EtherNet/IP Port User’s Manual (W506)
Variable name _EIP1_MacAdrErr
Meaning Port1 MAC Address Error Global/local Global
Function Indicates that an error occurred when the MAC address was read on the communications port 1 at startup.
TRUE: Error
FALSE: Normal
Note 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
instructions
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Variable name _EIP2_MacAdrErr
Meaning Port2 MAC Address Error Global/local Global
Function Indicates that an error occurred when the MAC address was read on the communications port 2 at startup.
TRUE: Error
FALSE: Normal
Note You can use this system-defined variable only for the NX701 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
instructions
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Variable name _EIP_LanHwErr
Meaning Communications Controller Error Global/local Global
Function NX-series CPU Units: Indicates that a communications controller failure occurred on the communications port 1.
TRUE: Failure
FALSE: Normal
NJ-series CPU Units: Indicates that a communications controller failure occurred.
TRUE: Failure
FALSE: Normal
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
instructions
---
Variable name _EIP1_LanHwErr
Meaning Port1 Communications Controller Error Global/local Global
Function Indicates that a communications controller failure occurred on the communications port 1.
TRUE: Failure
FALSE: Normal
Note 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
instructions
---