Rockwell Automation 2098-IPD-020-DN Ultra5000 Series Intelligent Positioning Drives with DeviceNet Reference Manual - Manual (Page 73)

Publication 2098-RM002A-EN-P – October 2001
Programming Reference 4-49
Parameter Object
Instance Attributes
Attr ID
Access
Rule
Stub/
Full
Name Data Type Description
1 1 Stub Parameter
Value
Data type specified in Descriptor, Data
Type and Data Size
Actual value of parameter. It can be read
from or written to. This attribute is
read-only if bit 4 of Attribute 4 is TRUE.
2 Get Link Path Size USINT Size of Link Path attribute. If this attribute
is 0, then no link is specified. Number of
BYTEs in attribute 3.
3 Link Path ARRAY of DeviceNet path Path to the object from where this
parameter value is retrieved.
The link path is limited to 255 BYTEs.
Segment
Type/Port
BYTE Refer to the DeviceNet Specification listed
in Related Documentation on page P-3 for
a description of the data type: Segment
Type/Port.
Segment
Address
EPATH Path (format depends on data contained in
segment type/port)
4 Descriptor WORD Descriptor of parameter. Bit Definitions for
Instance Attribute 4 on page 4-51
5 Data Type USINT Data type code. Data Types for Instance
Attribute 5 on page 4-51
6 Data Size USINT Number of BYTEs in Attribute 1, Parameter
Value