Rockwell Automation 20-750-CNETC PowerFlex Coaxial ControlNet Option Module - Manual (Page 115)

Rockwell Automation Publication 750COM-UM003B-EN-P - November 2012 115
ControlNet Objects Appendix C
DPI Parameter Object Class Code
To access ‘Host Config’ parameters, use the Host DPI Parameter Object (Class
Code 0x9F).
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
Instances Device Example Description
(Hex.) (Dec.)
0x0000…0x3FFF 0…16383 Host Drive 0 Class Attributes (Drive)
0x4000…0x43FF 16384…17407 Option Module 1 Drive Parameter 1 Attributes
0x4400…0x47FF 17408…18431 Port 1 2 Drive Parameter 2 Attributes
0x4800…0x4BFF 18432…19455 Port 2
… …
0x4C00…0x4FFF 19456…20479 Port 3 16384 Class Attributes (Option Module)
0x5000…0x53FF 20480…21503 Port 4 16385 Option Module Parameter 1 Attributes
0x5400…0x57FF 21504…22527 Port 5 … …
0x5800…0x5BFF 22528…23551 Port 6
0x5C00…0x5FFF 23552…24575 Port 7
0x6000…0x63FF 24576…25599 Port 8
0x6400…0x67FF 25600…26623 Port 9
0x6800…0x6BFF 26624…27647 Port 10
0x6C00…0x6FFF 27648…28671 Port 11
0x7000…0x73FF 28672…29695 Port 12
0x7400…0x77FF 29696…30719 Port 13
0x7800…0x7BFF 30720…31743 Port 14
Attribute ID Access Rule Name Data Type Description
0 Get Number of Instances UINT Number of parameters in the device
1 Set Write Protect Password UINT 0 = Password disabled
n = Password value
2 Set NVS Command Write USINT 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
4 = Partial defaults
5 = System defaults
3 Get NVS Parameter Value Checksum UINT Checksum of all parameter values in a user set in NVS
4 Get NVS Link Value Checksum UINT Checksum of parameter links in a user set in NVS
5 Get First Accessible Parameter UINT First parameter available if parameters are protected by passwords. A ‘0’
indicates all parameters are protected.
7 Get Class Revision UINT 2 = DPI
8 Get First Parameter Processing Error UINT The first parameter that has been written with a value outside of its range.
A ‘0’ indicates no errors.
9 Set Link Command USINT 0 = No Operation
1 = Clear All Parameter Links (This does not clear links to function blocks.)