SEW-Eurodrive DFE32B PROFINET IO - Controller Processing Sequence

Manual – DFE32B Fieldbus Interface PROFINET IO
75
7
Structure of the PROFINET parameter channel
Parameterization via PROFIdrive Data Set 47
7.2.2 Controller processing sequence
If the bus cycles are very short, the request for the parameterization response arrives
before the SEW device has concluded the parameter access in the device. This means
that the response data from the SEW device is not available yet. In this state, the device
delays the response to the Read Record Request.
62209AEN
Send Write.request
with parameter data
Send Read.request
Check Write.
response
Write.response
enegative
Write.response
positiv
Parameter transmission
aborted with ERROR
Read.response
negative or
yes
no
Parameter transmission
ok, data available
Timeout
00
I