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Connection manager object (0x06) – Toshiba Tosvert EtherNet/IP - Modbus TCP option IPE002Z User Manual

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4.4. Connection Manager Object (0x06)

Class code 0x06.
Use this object for connection and connectionless communications, including establishing
connections across multiple subnets.

Class Attributes

Instance Attribute ID Access

Name

Data type

Details

Value

1

Get

Revision

UINT

Revision of this object

1

2 Get Max

Instances

UINT Maximum instance number of an

object currently created in this class
level of the device.

1

3

Get

Number of Instances

UINT

Number of object instances currently
created at this class level of the
device.

1

Optional attribute list

STRUCT
of

List of optional instance attributes
utilized in an object class
implementation.

-

Number of attributes

UNIT

Number of attribute in the optional
attribute list.

8

4 Get

Optional attributes

ARRAY of
UNIT

List of optional attribute numbers.

1, 2, 3,
4, 5, 6,
7, 8

6

Get

Max ID of class
attributes

UINT

The attribute ID number of the last
class attribute of the class definition
implemented in the device.

7

0

7

Get

Max ID of instance
attribute

UINT

The attribute ID number of the last
instance attribute of the class
definition implemented in the device.

8


Class Services

Service Code

Service Name

Description of Service

0x0E Get_Attribute_Single

Read one attribute


Instance 1 Attribute

Instance Attribute ID Access

Name

Data type

Details

1 Get Open

Requests

UINT Number

of Forward Open service requests

received.

2

Get

Open Format Rejects

UINT

Number of Forward Open service requests
which were rejected due to bad format.

3

Get

Open Resources Rejects

UINT

Number of Forward Open service requests
which were rejected due to lack of resources.

4

Get

Open Other Rejects

UINT

Number of Forward Open service requests
which were rejected for reasons other than
bad format or lack of resources.

5

Get

Close Requests

UINT

Number of Forward Close service requests
received.

6

Get

Close Format Requests

UINT

Number of Forward Close service requests
which were rejected due to bad format.

7

Get

Close Other Requests

UINT

Number of Forward Close service requests
which were rejected for reasons other than
bad format.

1

8 Get Connection

Timeouts

UINT Total

number of connection timeouts that have

occurred in connections controlled by this
Connection Manager


Instance Services

Service Code

Service Name

Description of Service

0x0E Get_Attribute_Single

Read one attribute

0x4E Forward_Close Closes a connection

0x54 Forward_Open Opens a connection, maximum data size is 511 bytes