Communication
11.1 Communication according to PROFIdrive
Drive functions
756 Function Manual, 11/2017, 6SL3097-4AB00-0BP5
Format Unsigned8 0x02
0x03
0x04
0x05
0x06
0x07
0x08
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
0x40
0x41
0x42
0x43
Zero (without values as a positive
subresponse to a write request)
Byte
Word
Double word
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.
Number of values Unsigned8 0x00 ... 0xEA No. 0 ... 234
Limited by DPV1 telegram length
Specifies the number of subsequent values.
Error values Unsigned16 0x0000 ... 0x00FF Significance of the error values
→ refer to the following table "Error
values in the DPV1 parameter re-
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.
Values
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.
Error values in parameter responses
Illegal parameter number.
Access to a parameter that does not exist.
0x01 Parameter value cannot be changed. Modification access to a parameter value that cannot be
Subindex
Lower or upper value limit exceeded.
Modification access with value outside value limits.
Access to a subindex that does not exist.
Access with subindex to an unindexed parameter.
0x05 Wrong data type. Modification access with a value that does not match the
data type of the parameter.
–
0x06 Illegal set operation (only reset al-
Modification access with a value not equal to 0 in a case
where this is not allowed.
Subindex
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