Rockwell-automation 20-COMM-ER 20-COMM-ER Dual-Port EtherNet/IP Commun Bedienungsanleitung Seite 182

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182 Rockwell Automation Publication 20COMM-UM015B-EN-P - July 2013
Appendix C EtherNet/IP Objects
Supported Data Types
Identity Object
Class Code
Services
Instances
The number of instances depends on the number of components in the device
connected to the adapter. This number of components can be read in Instance 0,
Attribute 2.
Data Type Description
BOOL 8-bit value -- low bit is true or false
BOOL[n] Array of n bits
BYTE 8-bit unsigned integer
CONTAINER 32-bit parameter value - sign extended if necessary
DINT 32-bit signed integer
DWORD 32-bit unsigned integer
INT 16-bit signed integer
LWORD 64-bit unsigned integer
REAL 32-bit floating point
SHORT_STRING 1-byte length indicator + that many characters
SINT 8-bit signed integer
STRING[n] 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
WORD 16-bit unsigned integer
Hexadecimal Decimal
0x01 1
Implemented for:
Service Code Class Instance Service Name
0x05 No Yes Reset
0x0E Yes Yes Get_Attribute_Single
0x01 Yes Yes Get_Attributes_All
Instance Description
0Class
1Host
2…15 Peripherals on Ports 1…14
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