Rockwell Automation RECOMM-CNET ControlNet Communications Module - Manual (Page 132)

C-16 ControlNet Communications Module
C.7 DPI Parameter Object
Class Code
Instances
The number of instances depends on the number of parameters in
the device. The total number of parameters can be read in
Instance 0, Attribute 0.
Class Attributes
Hexadecimal Decimal
0x93 147
Number Description
0 Class Attributes (Drive)
1 Drive Parameter 1 Attributes
2 Drive Parameter 2 Attributes
… …
16384 Class Attributes (Module)
16385 Module Parameter 1 Attributes
… …
Attribute
ID
Access
Rule Name
Data
Type Description
0 Get Number of
Instances WORD Number of parameters in the
device
1 Get/Set Write Protect
Password WORD 0 = Password disabled
n = Password
2 Set NVS
Command
Write BYTE 0 = No operation
1 = Store values in active memory
to NVS
2 = Load values in NVS to active
memory
3 = Load default values to active
memory
3 Get NVS
Parameter
Value
Checksum WORD Checksum of all parameter values
in a user set in NVS
4 Get NVS Link
Value
Checksum WORD Checksum of parameter links in a
user set in NVS