
GEFRAN
——————
Interface Board DeviceNet
——————
34
4.2.5 Object Specific services
This object has no specific services.
4.2.6 Behavior
This object allows the assignment of Drive parameters to the 4 Words of Polling
M->S in order to write the values of these parameters cyclically from Master. The
Drive parameter assignment is accomplished through the parameter index; if for
any reason the parameter cannot be assigned to the Word of Polling M->S, an error
code will be returned.
4.2.6.1 Write Polling M->S Configuration
In this example is shown the writing of the configuration of the Polling M->S; the
cases of positive or wrong writing are distinguished. Furthermore, the cases of
writing of single attributes and of the entire attribute are illustrated.
4.2.6.1.1 Write Single Polling M->S Configuration
The data frame for the writing of the single configuration of the Polling M->S is
composed as follows:
DATA TYPE
FIELD
VALUE
MEANING
Byte
Service Code
10hex
Set_Attribute_Single -
Common Service.
Class ID
69hex
Polling M ->S Configuration
Class Object
Instance ID
01
Polling M ->S Instance ID
Byte
VALUE
XX
Polling M ->S word involved
in the configuration
Word
Word XX Polling
S->M
XXXX
2)
Drive parameter index
assigned to the Polling
M ->S XX word
dn4170
See Note
1)
1)
Byte or Word depending on the type of allocation executed by the Master.
2)
The format of the Drive parameter index is Low Byte - High byte.
4.2.6.1.2 Write Single Polling M->S Configuration - Reply OK
If the single configuration of the Polling M->S is written correctly, the response is
composed as follows: