Omron NX-series User Manual page 111

Parameter name
Request Path
Unit No
Index
Sub index
Control Field
Format for Normal Response
Parameter name
Reply Service
Reserved
General Status
Size of Additional Status Size of Additional status
Length
Read data
Format for Error Response
Parameter name
Reply Service
Reserved
General Status
Size of Additional Status Size of Additional status
Additional status
*1. If the general status code in the response code is 0x1F (Vendor specific error), the value is 0x01.
*2. The value is stored only when the value of the Size of Additional Status is 0x01.
CIP Error Code
General status code (hex)
02
0C
10
11
13
15
1F
20
*1. For details of the individual errors, refer to the appendix of NX-series Safety Control Unit / Communication
Control Unit User's Manual (Cat. No. Z395).
l Write NX Object (Service Code: 34 hex)
The request format, format for normal responses, format for error responses, and CIP error codes
for the Write NX object are given below.
Request Format
NX-series Communication Control Unit Built-in Function User's Manual (Z396)
Description
Request path
Unit number
Object dictionary index
Object dictionary subindex
Complete access specification USINT
Description
Reply to Read NX object service USINT
Reserved
Code that indicates normal
Read data size
Read data
Description
Reply to Read NX object service
Reserved
Current error code defined by CIP USINT
Additional status
*1
Error code
Resource unavailable
Object state conflict
Device state conflict
Read data too large
Not enough data
Too much data
Vendor specific error
Invalid parameter
8 CIP Message Communications
Data type Value (hex)
Padded EPATH 20742401
UINT 0000: Not supported
0001 to 0020: NX Unit
0021 or higher: Not supported
UINT Object dictionary index
USINT Object dictionary subindex
00: Not specified
Data type
USINT
USINT
USINT
UINT
Depends on the type of
data.
Data type Value (hex)
USINT B3
USINT 00
Current error code
USINT
00 or 01
UINT
Additional status
Value (hex)
B3
00
00
00
Read data size in bytes
Read data
*1
*2
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