GE Industrial Solutions 6KCV300DVN - Manual (Page 36)

GEI-100431
—————— POLLING FUNCTION ——————
4 36
4.1.6.2 Read S->M Polling configuration
In this example is shown the reading of the configuration of the Polling S->M;
the cases of positive and wrong reading are distinguished.
4.1.6.2.1 Read Single Polling S->M configuration
The data frame for the reading of the single configuration of the Polling S->M
is composed as follows:
DATA TYPE FIELD VALUE MEANING
Byte Service Code 0Ehex
Get_Attribute_Single -
Common Service
Class ID 68hex
Polling S ->M Configuration
Class Object
Instance ID 01 Polling S ->M Instance ID
Byte Attribute ID XX
Polling S ->M word involved
in configuration
dn4090
See Note 1)
1) Byte or Word depending on the type of allocation executed by the Master.
4.1.6.2.2 Read Single Polling S->M configuration - Reply OK
If the single configuration of the Polling S->M is read correctly, the response
is composed as follows:
DATA TYPE FIELD VALUE MEANING
Byte Service Code
0Ehex OR
80hex
Get_Attribute_Single Reply
code- Common Service.
Word
Word XX
Polling S->M XXXX
1)
Drive parameter index assigned
to the Polling S->M XX word.
dn4100
1) The format of the Drive parameter index is Low Byte - High byte.