Lenze E94AYCER - Manual (Page 67)

Lenze · E94AYCER communication module (PROFINET®) · Communication Manual · DMS 9.0 EN · 12/2013 · TD17
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9 Parameter data transfer
9.3 Writing parameters to the drive
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9.3.1 Response to a correctly executed write request
Response header
9.3.2 Response to a write error
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 0x01: Parameter written
Axis U8 0x00 or 0x01
Number of indices U8 0x"n" (n = number of parameters requested)

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 (number of values = 0x01) or
• Error code with additional information (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.