Communication
9.2 Communication according to PROFIdrive
Function Manual
580 Function Manual, 01/2011, 6SL3097-4AB10-0BP3
Field Data type Values Remark
Unsigned8 0x00
0x01 ... 0x75
Special function
No. 1 ... 117
Limited by DPV1 telegram length
No. of elements
Number of array elements accessed.
Unsigned16 0x0001 ... 0xFFFF No. 1 ... 65535 Parameter number
Addresses the parameter accessed.
Unsigned16 0x0000 ... 0xFFFF No. 0 ... 65535 Subindex
Addresses the first array element of the parameter to be accessed.
Unsigned8 0x02
0x03
0x04
0x05
0x06
0x07
0x08
Other values
0x40
0x41
0x42
0x43
0x44
Data type integer8
Data type integer16
Data type integer32
Data type unsigned8
Data type unsigned16
Data type unsigned32
Data type floating point
See PROFIdrive profile V3.1
Zero (without values as a positive
subresponse to a write request)
Byte
Word
Double word
Error
Format
The format and number specify the adjoining space containing values in the telegram.
Data types in conformity with PROFIdrive Profile shall be preferred for write access. Bytes,
words and double words are also possible as a substitute.
Unsigned8 0x00 ... 0xEA No. 0 ... 234
Limited by DPV1 telegram length
No. of values
Specifies the number of subsequent values.
Unsigned16
0x0000 ... 0x00FF
Meaning of error values
→ see table below
Error values
The error values in the event of a negative response.
If the values make up an odd number of bytes, a zero byte is appended. This ensures the
integrity of the word structure of the telegram.
Unsigned16
0x0000 ... 0x00FF
Values
The values of the parameter for read or write access.
If the values make up an odd number of bytes, a zero byte is appended. This ensures the
integrity of the word structure of the telegram.
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