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Instance attributes common services – Rockwell Automation 2100-GK61 DeviceNet to SCANport User Manual

Page 161

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Publication 2100-UM001B-EN-P – January 2001

DeviceNet Objects

C-7

Instance Attributes

Common Services

Not supported.

Attribute ID

Access Rule

Name

Data Type

Description

1

Get

State

USINT

State of the connection as defined in the
DeviceNet specification.

2

Get

Instance type

USINT

Indicates I/O or Messaging connection.

3

Get

Transport Class
Trigger

USINT

The Transport Class Trigger for this
instance.

4

Get

Produced Cnxn ID

USINT

CAN Identifier to transmit on.

5

Get

Consumed Cnxn ID

USINT

CAN Identifier to receive on.

6

Get

Initial Comm Char

USINT

Defines the DeviceNet message groups
that the tx/rx Cnxn’s apply.

7

Get

Produced Cnxn Size

UINT

Max bytes to transmit across this
connection.

8

Get

Consumed Cnxn
Size

UINT

Max bytes to receive across this
connection.

9

Get/Set

EPR

UINT

Expected Packet Rate.

12

Get/Set

Watchdog Action

USINT

How to handle inactivity/watchdog time-
outs.

13

Get

Produced Path
Length

UINT

Number of bytes in the produced
connection path attribute.

14

Get

Produced Cnxn Path

ARRAY of

USINT

Specifies the application object whose data
is to be produced by this connection.

15

Get

Consumed Path
Length

UINT

Number of bytes in the consumed
connection path attribute.

16

Get

Consumed Cnxn
Path

ARRAY of

USINT

Specifies the application object to receive
the data consumed by this application.

17

Get/Set

Production Inhibit
Time

UINT

Defines minimum time between new data
production for COS connections.