Rockwell-automation MD65 EtherNet/IP Communication Module Manual de usuario Pagina 130

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C-2
EtherNet/IP Communications Module
C.1 Identity Object
Class Code
Instances (Single-Drive Mode)
The number of instances is fixed at three (3) and is as shown below.
Instances (Multi-Drive Mode)
The number of instances is fixed at one (1) and is as shown below.
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
Data Type Description
Hexadecimal Decimal
0x01 1
Instance Description
0Class
1 Host drive
2MDCOMM-ENET
3 MDCOMM-232 (when present)
Instance Description
0Class
1MDCOMM-ENET
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