Appendices
A - 16
NX-series EtherNet/IP Coupler Unit User’s Manual (W536)
Format for Error Response
CIP error code
Get Event Log (Service Code: 3B Hex)
The request format, format for normal responses, format for error responses, and CIP error codes
for the Get event log object are given below.
Request Format
Event occurred time Time of error occurrence UDINT
Product code Product code of Unit where error
occurred
UDINT
Event code
Event code
*2
UDINT
Additional information[0]
Event additional information [0]
*1
ARRAY OF BYTE
:::
Additional information[31]
Event additional information [8]
*1
ARRAY OF BYTE
*1. These numbers are attached in the order that the errors occurred.
*2. Refer to 12-3-5 Event Codes for Errors and Troubleshooting Procedures on page 12-22 for
details.
Parameter name Description
Data
type
Value (hex)
Reply Service Reply to Get current error service USINT BA
Reserved Reserved USINT 00
General Status Current error code defined by CIP USINT Current error code
Size of Additional Status Size of Additional status USINT
00
*1
*1. If the general status code in the response code is 0x1F (Vendor specific error), the value is 0x01.
Additional status Additional status UINT
Additional status
*2
*2. This is stored only when the value of Size of Additional Status is 0x01.
General status code (hex)
Error code
*1
*1. Refer to General Status Code on page A-30 for error descriptions.
02 Resource unavailable
13 Not enough data
15 Too much data
1F Vendor specific error
20 Invalid parameter
Parameter name Description Data type Value (hex)
Service Service code USINT 3B
Request Path Size Request path size USINT 02
Request Path Request path Padded EPATH 20742401
Unit No Unit number UINT 0000: Communications Coupler
Unit
0001 to 003F: NX Unit
0040 or higher: Not supported.
Event log type Type of event log UINT 0000: System event log
0001: Access event log
Member name Description Data type
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