EDS84DMOTPBUS EN 3.0 - 11/2011 L 61
Communication manual 8400 motec PROFIBUS
Parameter data transfer
PROFIdrive parameter data channel (DP-V1)
9.3.3.5 Response to a correctly executed write request
Response header
Note!
In the case of a multi-parameter request, correct and possible faulty messages
are summarised in one telegram. They have the following data contents:
• Correct message
– Format: 0x40
– Number of values: 0x00
• Faulty message
– Format: 0x44
– Number of values: 0x01 or 0x02
– Error code without additional information (for number of values = 0x01) or
with additional information (for number of values = 0x02)
A faulty access to a parameter "n" is indicated at the nth position in the response
telegram of a multi-parameter request.
Byte 1 Byte 2 Byte 3 Byte 4
Request reference
(mirrored)
Response identification Axis
(mirrored)
Number of indices
Field Data type Values
Request reference U8 Mirrored value of the parameter request
Response identification U8 0x02: Parameter has been written
Axis U8 0x00 or 0x01
Number of indices U8 0xn (n = number of parameters addressed)