Parameter name Data type Description
Reserved[0]
to
Reserved[31]
Array of BYTE Reserved
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.
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 Unit does not exist.
Method of Use
1 The following variables are generated and initialized to 0.
•
Total number of readout records (UINT)
• Previous error update count (UINT)
2 Specify the following parameters and execute Get current user error (3E hex).
•
Unit No: Unit number subject to error information readout
• Start number of read record: 0
• Number of read record: Number of read records
3 The following parameters are read from the response data.
•
Error update count
• Number of registered record
• Number of readout record
• User error record
When the first response is obtained, the value of Error update count is retained as the previous
error update count.
When the second response onwards is obtained, the previous error update count and the Error
update count are compared. If the value is updated with any additional user-defined errors of
the Unit, execute this operation from step1 again.
4 Add the Number of readout record value of the response data to the total number of readout
records.
8 CIP Message Communications
8-71
NJ/NX-series CPU Unit Built-in EtherNet/IP Port User’s Manual (W506)
8-5 CIP Object Services
8
8-5-3 NX Configuration Object (Class ID: 74 hex)