Owner's manual

Publication 2098-RM001C-EN-P – August 2002
Programming Reference 2-5
Data Type Definitions
The following mnemonics define the Ultra3000 with DeviceNet data
types.
Identity Object
(Class ID 01
H
)
This object provides identification and general information about the
device.
Mnemonic Description
ARRAY Sequence of Data
BOOL Boolean (1 byte)
BYTE Bit String, (1 byte)
DINT Signed Double Integer (4 bytes)
DWORD Bit String, (4 bytes)
EPATH DeviceNet Path Segments
INT Signed Integer (2 bytes)
SHORT_STRING Character String
(1 byte length indicator, 1 byte per character)
SINT Signed Short Integer (1 byte)
UDINT Unsigned Double Integer (4 bytes)
UINT Unsigned Integer (2 bytes)
USINT Unsigned Short Integer (1 byte)
WORD 16-bit Word, (2 bytes)
Identity Object,
Attribute for Instance ID = 0 (Class Attributes)
Attr
ID
Access
Rule
Attribute
Name
Type Description Semantics
of Values
2 Get Max Instance UINT Maximum instance
number of an object
currently created in
this class level of the
device.
The largest instance
number of a created
object at this class
hierarchy level.
Identity Object,
Instance ID = 1 - 2
Instance ID Description
1 Ultra3000
2 Ultra3000 Main Firmware