Siemens SIMOTICS S-1FL6

Control functions
7.8 Communicating with the PLC
SINAMICS V90, SIMOTICS S-1FL6
282 Operating Instructions, 04/2019, A5E36037884-007
Data block
Byte n
Bytes n + 1
n
Number of the 1st Index
0000 hex ... FFFF hex
(for parameters without index: 0000 hex)
8
… …
Address, parameter 2
…
…
… … …
Address, parameter m
…
…
The table below formats the drive response to a read request.
Data block
Byte n
Bytes n + 1
n
Header
Reference
(identical to a read request)
01 hex
: Drive has executed the read request.
81 hex
: Drive was not able to completely
execute the read request.
0
02 hex
(ID of drive objects, at V90 always = 2)
Number of parameters (m)
(identical to the read request)
2
Values, parameter 1
Format
02 hex : Integer8
03 hex : Integer16
04 hex : Integer32
05 hex : Unsigned8
06 hex : Unsigned16
07 hex : Unsigned32
08 hex : FloatingPoint
0A hex : OctetString
0D hex : TimeDifference
34 hex : TimeOfDay without date indication
35 hex : TimeDifference with date indication
36 hex : TimeDifference without date indication
41 hex : Byte
42 hex : Word
43 hex : Double word
44 hex : Error
Number of index values
or - for a negative
response -
number of error values
4
Value of the 1st Index
or - for a negative response-
Error value 1
You can find the error values in the table at the end of this section.
6
…
…
Values, parameter 2
…
…
…
Values, parameter m
…
Changing parameter values
The table below formats a request to change parameters.
Data block
Byte n
Bytes n + 1
n
Header
Reference 00 hex ... FF hex
02 hex: Change request
0
02 hex (ID of drive objects, at V90 always = 2)
Number of parameters (m) 01 hex ... 27 hex
2
Address, parameter 1
10 hex
: Parameter value
Number of indices
00 hex ... EA hex
(00 hex and 01 hex are equivalents)
4
Parameter number 0001 hex ... FFFF hex
6