Appendix A
Operation manual
ID 441687.04
WE KEEP THINGS MOVING
47
12
12.3.1
DPV1 telegram frame
Normal case
The following four DPV1 telegrams are used to transmit a parameter job/
parameter response pair:
Transmission of the parameter job in a DPV1 write request
1. Abbreviated acknowledgment of the parameter job with the DPV1 write
response (without data):
2. Request for the parameter response in a DPV1 read request (without data):
3. Transmission of the parameter response in the DPV1 read response:
Meaning and use of the elements in the DPV1 header:
•
Function_Num: ID for DPV1 service (read, write, error).
•
Slot_Number:
DPV1: In the request: Addressing of a real or virtual module on the slave. In
the response: Echoed.
PROFIDrive: No evaluation
DPV1-Write-Header Function_Num = 5F
hex
(write) Slot_Number = ...
Index = 47
Length = (data)
DPV1-Data (length) Parameter job ...
...
DPV1-Write-Header Function_Num = 5F
hex
(write) Slot_Number = (echoed)
Index = (echoed)
Length = (echoed)
DPV1-Read-Header Function_Num = 5E
hex
(read) Slot_Number =
Index = 47
Length = MAX
DPV1-Read-Header Function_Num = 5E
hex
(read) Slot_Number = (echoed)
Index = (echoed)
Length = (data)
DPV1-Data (length) Parameter response ...
...