GE Industrial Solutions 6KCV300DVN - Manual (Page 43)

6KCV300DVN
4 43
—————— POLLING FUNCTION ——————
4.2.6.2 Read M->S Polling configuration
In this example is shown the writing of the configuration of the Polling M->S;
the cases of positive and wrong reading are distinguished.
4.2.6.2.1 Read Single Polling M->S configuration
The data frame for the reading of the single configuration of the Polling M->S
is composed as follows:
DATA TYPE FIELD VALUE MEANING
Byte Service Code 0Ehex
Get_Attribute_Single -
Common Service
Class ID 69hex
Polling M ->S Configuration
Class Object
Instance ID 01 Polling M ->S Instance ID
Byte Attribute ID XX
Polling M ->S word involved
in configuration
dn4190
See Note 1)
1) Byte or Word depending on the type of allocation executed by the Master.
4.2.6.2.2 Read Single Polling M->S configuration - Reply OK
If the single configuration of the Polling M->S 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 M->S XXXX
1)
Drive parameter index assigned
to the Polling M->S XX word.
dn4200
1) The format of the Drive parameter index is Low Byte - High byte.