Instances, Class attributes, Instance attributes – Rockwell Automation 20-COMM-ER 20-COMM-ER Dual-Port EtherNet/IP Communication Adapter User Manual User Manual

Page 191: Message structure for execute_pccc, Message structure for execute_dh

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Rockwell Automation Publication 20COMM-UM015B-EN-P - July 2013

191

EtherNet/IP Objects Appendix C

Instances

Supports Instance 1.

Class Attributes

Not supported.

Instance Attributes

Not supported.

Message Structure for Execute_PCCC

Message Structure for Execute_DH+

Request

Response

Name

Data Type

Description

Name

Data Type

Description

Length

USINT

Length of requestor ID

Length

USINT

Length of requestor ID

Vendor

UINT

Vendor number of requestor

Vendor

UINT

Vendor number of requestor

Serial
Number

UDINT

ASA serial number of requestor

Serial
Number

UDINT

ASA serial number of requestor

Other

Product
Specific

Identifier of user, task, etc. on the requestor

Other

Product
Specific

Identifier of user, task, etc. on the requestor

CMD

USINT

Command byte

CMD

USINT

Command byte

STS

USINT

0

STS

USINT

Status byte

TNSW

UINT

Transport word

TNSW

UINT

Transport word. Same value as the request.

FNC

USINT

Function code; not used for all CMDs.

EXT_STS

USINT

Extended status; not used for all CMDs.

PCCC_
params

ARRAY of
USINT

CMD/FNC specific parameters

PCCC_
results

ARRAY of
USINT

CMD/FNC specific result data

Request

Response

Name

Data Type

Description

Name

Data Type

Description

DLink

UINT

Destination Link ID

DLink

UINT

Destination Link ID

DSta

USINT

Destination Station number

DSta

USINT

Destination Station number

DUser

USINT

Destination “User” number

DUser

USINT

Destination “User” number

SLink

UINT

Source Link ID

SLink

UINT

Source Link ID

SSta

USINT

Source Station number

SSta

USINT

Source Station number

SUser

USINT

Source User number

SUser

USINT

Source User number

CMD

USINT

Command byte

CMD

USINT

Command byte

STS

USINT

0

STS

USINT

Status byte

TNSW

UINT

Transport word

TNSW

UINT

Transport word. Same value as the request.

FNC

USINT

Function code; not used for all CMDs

EXT_STS

USINT

Extended status; not used for all CMDs

PCCC_
params

ARRAY of
USINT

CMD/FNC specific parameters

PCCC_
results

ARRAY of
USINT

CMD/FNC specific result data

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