Lenze PROFIBUS E84AYCPM - Response to a Correctly Executed Write Request

Lenze · E84AYCPM communication module (PROFIBUS®) · Communication Manual · DMS 5.0 EN · 11/2012 · TD17 72
9 Parameter data transfer
9.3 PROFIdrive parameter data channel (DP-V1)
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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 parameter addressed)