Rockwell Automation 1747-SCNR ControlNet Scanner Module Reference Manual User Manual

Page 63

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Publication 1747-RM623D-EN-P - June 2006

CIP Client Management C-3

M0 File
Word Offsets

Word
Size

Contents

Description

1006

1

Object instance
code

Destination object instance number.

1007

1

Object attribute
code

Destination object attribute number.
Can be null if attribute logical segment is not
required.

1008

1

Object member
code

Destination object member number.
Can be null if member logical segment is not
required.

1009

1

Size of command
data

Size in words of command data in the following
area. This field must be null when no command
data are sent.

1010-1019

1

Reserved

Must be set to zero or undefined behavior may
result.

1020

1

Request message
status

Error code generated by 1747-SCNR when
attempting to send request (0 means no error).
0x201:Invalid command data size in word 1009
0x202:Internal fault
0x204:Invalid service code in word 1004
0x205:Invalid IOI data size in word 1003
0x206:Invalid CIP request block contents
0x207:CIP message request timeout
0x208:CIP timeout value too small in word 1002

1021

1

General status
response

Status returned by CIP response message (0
means no error). Refer to the ControlNet
International Specification for valid general
status codes

(1)

.

1022

1

Extended status
size

Extended status size in the following response
area. This value is zero, if unused.

1023

1

Size of response
and status

Size in words of the response returned by the
1747-SCNR scanner in the Extended status and
Response data area.

1024-1049

1

Reserved

Must be set to zero or undefined behavior may
result.

1050-1099

50

Complex IOI buffer

Data values are copied into a CIP message path
segments.

1100-1349

250

Command data

Request data.

1350-1600

251

Extended status +
Response data

Response data.

(1)

You can purchase the ControlNet International Specification from ControlNet International.

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