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Appendix c, Ethernet/ip objects, Supported data types – Rockwell Automation 1203-EN1 EtherNet/IP-to-SCANport Module User Manual

Page 111: Ethernet/ip, Objects, Cethernet/ip objects, Appendix

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Appendix

C

EtherNet/IP Objects

Appendix C presents information about the EtherNet/IP objects that can
be accessed using Explicit Messages.

For information on the format of

Explicit Messages and example ladder logic programs, refer to

Chapter 6

,

Using Explicit Messaging

.

Supported Data Types

Object

Class Code

Page

Object

Class Code

Page

Hex.

Dec.

Hex.

Dec.

Identity Object

0x01 1

C-2

SCANport Device Object

0x92 146

C-18

Assembly Object

0x04 4

C-4

SCANport Parameter Object

0x93 147

C-20

Register Object

0x07 7

C-6

SCANport Fault Object

0x97 151

C-23

Parameter Object

0x0F 15

C-8

SCANport Warning Object

0x98 152

C-25

Parameter Group Object

0x10 16

C-11

TCP/IP Interface Object

0xF5 245

C-27

PCCC Object

0x67 103

C-13

Ethernet Link Object

0xF6 246

C-29

TIP: Refer to the EtherNet/IP specification for more information about
EtherNet/IP objects. Information about the EtherNet/IP specification is
available on the ODVA web site (http://www.odva.org).

Data Type

Description

BYTE

8-bit unsigned integer

WORD

16-bit unsigned integer

DWORD

32-bit unsigned integer

LWORD

64-bit unsigned integer

SINT

8-bit signed integer

USINT

8-bit unsigned integer

INT

16-bit signed integer

UINT

16-bit unsigned integer

DINT

32-bit signed integer

UDINT

32-bit unsigned integer

BOOL

8-bit value -- low bit is true or false

BOOL[n]

Array of n bits

STRING[n]

Array of n characters

SHORT_STRING

1-byte length indicator + that many characters

STRUCT

Structure name only - no size in addition to elements

CONTAINER

32-bit parameter value - sign extended if necessary

TCHAR

8 or 16-bit character

REAL

32-bit floating point