SEW-Eurodrive DFE32B PROFINET IO Manual page 84

Parameterization via PROFIdrive Data Set 47
I
7
Structure of the PROFINET parameter channel
0 0
Example for writ-
ing a parameter
via PROFIdrive
84
The following tables show an example of the structure of the WRITE and READ services
for the remanent writing of the internal setpoint n11 (see section "Example for writing a
parameter via MOVILINK
used for this purpose.
Send "WRITE parameter" request
The following table shows the PROFINET header of the WRITE request with parame-
terization request.
Service: WRITE.request
Slot_Number 0
Index 47
Length 16
The following table shows the WRITE.req user data for the "Change Parameter" PRO-
FIdrive service .
Byte Field
0
1 Request ID
2
3 No. of parameters
4 Attributes
5 No. of elements
6, 7 Parameter Number
8, 9 Subindex
10 Format
11 No. of values
12, Value HiWord
13
14, Value LoWord
15
After sending this WRITE.request, the WRITE.response is received. If there was no sta-
tus conflict in processing the parameter channel, a \positive WRITE.response occurs.
Otherwise, the status error is located in Error_code_1.
®
", page 79). The Change parameter PROFIdrive service is
Description
Random, (is not evaluated)
Index of the data set; constant index 47
16-byte user data for order buffer
Value Description
0x01 Individual reference number for the parameterization request is
mirrored in the parameterization response
0x02 Change parameter (PROFIdrive)
0x01 Axis number; 0 = single axis
0x01 1 parameter
0x10 Access to parameter value
0x00 0 = access to direct value, no subelement
0x7129 Parameter index 8489 = P160 n11
0x0000 Subindex 0
0x43 Double word
0x01 Change 1 parameter value
0x0000 Higher-order part of the parameter value
0x0BB8 Lower-order part of the parameter value
Manual – DFE32B Fieldbus Interface PROFINET IO