5 response to a correctly executed write request, Response to a correctly executed write request, 9parameter data transfer – Lenze E94AYCPM User Manual

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9

Parameter data transfer

9.3

PROFIdrive parameter data channel (DP-V1)

68

Lenze · E94AYCPM communication module (PROFIBUS®) · Communication Manual · DMS 12.0 EN · 11/2012 · TD17

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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)

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