User Manual

Rockwell Automation Publication 750COM-UM008A-EN-P - July 2012 153
Appendix C
EtherNet/IP Objects (Adapter mode only)
This appendix 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, see Chapter 6
, Using Explicit
Messaging (Adapter mode only).
Supported Data Types
Object Class Code Page Object Class Code Page
Hex. Dec. Hex. Dec.
Identity Object
0x01 1 154 DPI Alarm Object 0x98 152 171
Assembly Object 0x04 4 155 DPI Diagnostic Object 0x99 153 173
Register Object 0x07 7 156 DPI Time Object 0x9B 155 175
PCCC Object
0x67 103 157 Host DPI Parameter Object 0x9F 159 177
DPI Device Object 0x92 146 160 TCP/IP Interface Object 0xF5 245 183
DPI Parameter Object 0x93 147 163 Ethernet Link Object 0xF6 246 185
DPI Fault Object
0x97 151 169
TIP
See the EtherNet/IP specification for more information about EtherNet/IP
objects. Information about the EtherNet/IP specification is available on the
ODVA website (http://www.odva.org
).
Data Type Description
BOOL 8-bit value -- low bit is true or false
BOOL[x] Array of n bits
CONTAINER 32-bit parameter value - sign extended if necessary
DINT 32-bit signed integer
INT 16-bit signed integer
LWORD 64-bit unsigned integer
REAL 32-bit floating point
SHORT_STRING Struct of: USINT length indicator (L); USINT[L] characters
SINT 8-bit signed integer
STRINGN Struct of: UINT character length indicator (W); UINT length indicator (L); USINT[W x L] string data
STRING[x] Array of n characters
STRUCT Structure name only - no size in addition to elements
TCHAR 8 or 16-bit character
UDINT 32-bit unsigned integer
UINT 16-bit unsigned integer
USINT 8-bit unsigned integer