Siemens SINAMICS S120 Series Function Manual page 57

Field
Number of elements
Parameter number
Subindex
Format
Number of values
Error values
Values
Communication
Function Manual, 12/2018, 6SL3097-5BD00-0BP0
Data type
Unsigned8
Number of array elements accessed.
Unsigned16
Addresses the parameter to be accessed.
Unsigned16
Addresses the first array element of the parameter to be accessed.
Unsigned8
The format and number specify the adjoining space containing values in the telegram.
For write access, it is preferable to specify data types according to the PROFIdrive profile.
Bytes, words and double words are also possible as a substitute.
Unsigned8
Specifies the number of subsequent values.
Unsigned16
The error values in the event of a negative response.
If the values make up an odd number of bytes, a zero byte is attached. This ensures the
integrity of the word structure of the telegram.
Unsigned16
The values of the parameter for read or write access.
If the number of bytes is odd, a zero byte is appended. This ensures the integrity of the
word structure of the telegram.
Communication according to PROFIdrive
Values Remark
0x00 Special function
0x01 ... 0x75 No. 1 ... 117
Limited by DPV1 telegram length
0x0001 ... 0xFFFF No. 1 ... 65535
0x0000 ... 0xFFFE Number 0 ... 65534
0x02 Data type integer8
0x03 Data type integer16
0x04 Data type integer32
0x05 Data type unsigned8
0x06 Data type unsigned16
0x07 Data type unsigned32
0x08 Data type floating point
Other values See the actual PROFIdrive profile
0x40 Zero (without values as a positive
subresponse to a write request)
0x41 Byte
0x42 Word
0x43 Double word
0x44 Error
0x00 ... 0xEA No. 0 ... 234
Limited by DPV1 telegram length
0x0000 ... 0x00FF Significance of the error values
→ refer to the following table "Error
values in the DPV1 parameter re-
sponses"
0x0000 ... 0x00FF
3.4 Acyclic communication
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