Rockwell Automation 20-750-DNET PowerFlex DeviceNet Option Module - Manual (Page 99)

Rockwell Automation Publication 750COM-UM002B-EN-P - October 2012 99
Appendix
C
DeviceNet Objects
This appendix presents information about the DeviceNet 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.
Supported Data Types
Object Class Code Page Object Class Code Page
Hex. Dec. Hex. Dec.
Identity Object 0x01 1 100 DPI Fault Object 0x97 151 115
Connection Object 0x05 5 101 DPI Alarm Object 0x98 152 117
Register Object 0x07 7 102 DPI Diagnostic Object 0x99 153 119
PCCC Object 0x67 103 103 DPI Time Object 0x9B 155 121
DPI Device Object 0x92 146 106 Host DPI Parameter Object 0x9F 159 123
DPI Parameter Object 0x93 147 109
TIP See the DeviceNet specification for more information about DeviceNet objects.
Information about the DeviceNet 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