9
Parameterization via PROFIdrive dataset 47
Structure of the PROFINET parameter channel
Manual – PROFINET IO Interfaces, Field Distributors
115
Sending a parameter request
The table shows the coding of the user data for the READ.request service. The
READ.request reads the firmware version of the MFE fieldbus interface.
Service
WRITE.re-
quest
Description
API
0
Fixed setting = 0
Slot_Number
0
Random (is not evaluated)
Subslot_Num-
ber
1
Fixed setting = 1
Index
47
Index of the dataset for the parameter request; con-
stant index 47
Length
10
10 bytes user data for parameter request
Byte Field
Value
Description
0
Request reference
0x01
Individual reference number for the
parameter setting request is mirrored in
the parameter response.
1
Request ID
0x40
SEW MOVILINK
®
service
2
Axis
0x00
Axis number of the MFE fieldbus inter-
face
3
No. of parameters
0x01
1 parameter
4
Attributes
0x10
MOVILINK
®
service “READ parameter”
5
No. of elements
0x00
0 = access to direct value, no subele-
ment
6, 7
Parameter Number
0x206C
MOVILINK
®
index 8300 = “Firmware
version”
8, 9
Subindex
0x0000
Subindex 0
Query parameter response
The following table shows the coding of the READ.request user data including the
PROFINET header.
Service
READ.re-
quest
Description
API
0
Fixed setting = 0
Slot_Number
0
Random (is not evaluated)
Subslot_Num-
ber
1
Fixed setting = 1
Index
47
Index of the dataset for the parameter request; con-
stant index 47
Length
240
Maximum length of response buffer in the master
22870857/EN – 12/2016