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Class attributes, Instance attributes, Common services – Rockwell Automation 1203-CN1 ControlNet Communications Module 1203-CN1 User Manual

Page 112: Object-specific services

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Publication 1203-5.13 – February, 2002

D-26

ControlNet Objects: Class Code 0x93 — SCANport Pass-Through Parameter Object

Class Code 0x93 — SCANport
Pass-Through Parameter Object

The SCANport Pass-Through Parameter Object lets you perform a
scattered read or write.

Class Attributes

None

Instance Attributes

None

Common Services

None

Object-Specific Services

The table below lists the parameters for the Scattered_Parameter_
Value_Read and Scattered_Parameter_Value_Write object specific
services:

Service Code

Implemented for:

Service Name

Class

Instance

0x32

Yes

No

Scattered_Parameter_
Value_Read

0x34

Yes

No

Scattered_Parameter_
Value_Write

Must be directed to Attribute 0, Instance 0.

Name

Data Type

Description

Scattered Parameters

STRUCT of

Parameter Number

WORD

Parameter to read or write

Parameter Value

WORD

Parameter value to write (zero when
reading)

Important: The STRUCT may repeat up to 124 times in a single message.