ABB RETA-01, User Manual

Page: 73 / 86

Communication
73
Vendor Specific Object, Class 0x90
The Vendor Specific Object, Class 0x90, enables access of drive
parameter and data sets.
Services
To access drive parameters, Instance and Attribute must
correspond to the drive parameter Group and Index as follows:
• Instance = parameter Group (1...99)
• Attribute = parameter (1...99)
For example, Parameter 99.01 is accessed when:
• Class = 144 = 0x90
• Instance = 99 = 0x63
• Attribute = 1 = 0x01
Instance 0x01 (Group 1), Attributes
Instance 0x02 (Group 2), Attributes
…
Class services: Get Attribute Single
Instance services: Get Attribute Single
Set Attribute Single
ID# Attribute name Services Description
0x01 Parameter Index Get/Set Group 1 Index 1
0x02 Parameter Index Get/Set Group 1 Index 2
…
0x63
Parameter Index Get/Set Group 1 Index
99
ID# Attribute name Services Description
0x01 Parameter Index Get/Set Group 2 Index 1
0x02 Parameter Index Get/Set Group 2 Index 2
…
0x63
Parameter Index Get/Set Group 2 Index 99