Parameter name Data type Description
Size of Additional Status USINT Size of Additional Status: 00 hex
When the processing failed
Parameter name Data type Description
Reply Service USINT Write NX object service response: B4 hex
Reserved USINT Reserved: 00 hex
General Status USINT Current error code defined by CIP
Size of Additional Status USINT
Size of Additional Status: 00 hex or 01 hex
*1
Additional Status UINT
Additional Status
*2
*1. When the General Status of the response code is 1F hex (Vendor specific error), becomes 01 hex.
*2. This is stored only when the Size of Additional Status is 01 hex.
CIP Error Codes
General sta-
tus code
(hex)
Error name Cause
02 Resource unavailable Resources needed for the object to perform the requested
service were unavailable.
0C Object state conflict The object cannot perform the requested service in its cur-
rent mode/state.
0E Attribute not settable The NX object which is not modifiable is specified.
10 Device state conflict
• Carried out writing in a state that was not the parameter
write mode.
• The state of the NX object is not in a state to execute the
required service.
13 Not enough data Data required for the execution of the required service is in-
suf
ficient.
15 Too much data Extra data for the execution of the required service is includ-
ed.
1F Vendor specific error The service could not be executed due to internal reasons.
20 Invalid parameter
• The Unit number is out of the supported range.
• The sizes of the specified object and Length do not match.
• The object of the index specified for the NX object does
not exist.
• The Index specified for the NX object exists, but the Sub
Index does not exist.
• W
rite data is out of the range.
Restart NX Unit (Service Code: 35 hex)
Restart the specified NX Units.
Request Data Format
Parameter name Data type Description
Service USINT Restart NX Unit service: 35 hex
Request Path Size USINT Size of Request Path: 02 hex
8 CIP Message Communications
8-54
NJ/NX-series CPU Unit Built-in EtherNet/IP Port User’s Manual (W506)
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