GE Industrial Solutions 6KCV300DVN - Manual (Page 28)

GEI-100431
—————— BYTE ASSIGNMENT ——————
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3.2.2.6.1.3 Write DGF parameter - Reply Error
If the writing of the DGF parameter is rejected, the response is:
DATA TYPE FIELD VALUE MEANING
Byte
Service
Code
33hex OR
80hex
Set DGF Parameter
Reply code- Object
Specific Service
Word Result XXXX 1) DGF specific error code
dn3975ge
1) For error codes see DGF-manual.
3.2.1.6.2 Read DGF parameter
In this example the reading of a DGF-parameter is shown; the cases of positive
or wrong reading are distinguished.
3.2.1.6.2.1 Read DGF Parameter Request
The data frame for the reading of a DGF parameter is composed as follows:
DATA TYPE FIELD VALUE MEANING
Byte
Service
Code
32hex
Get DGF Parameter -
Object Specific Service
See Note 1) Class ID 67hex
DGF Parameter Access
Class Object
Word
Instance
ID
XXXX
DGF Parameter Index in
format Low byte-High
byte
Byte
Data Type
2)
XX
DGF specific data type
code
Byte N/U 0
Not used; has to be set to
zero
dn3980ge
1) Byte or Word depending on the type of allocation executed by the Master.
2) For data-type codes see DGF-manual.