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9 Parameter data transfer

9.3 PROFIdrive parameter data channel (DP-V1)

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

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9.3.3 Telegram structure

[9-4] PROFIBUS data telegram

The data unit (DU) contains the DP-V1 header and the parameter request or the parameter

response.

The following subchapters describe the parameter request and the parameter response in detail.

Assignment of the user data depending on the data type

Depending on the data type used, the user data are assigned as follows:

E82ZAFP015

SD LE LEr SD DA SA FCS EDFC DSAP SSAP

 Note!

The DP-V1 header consists of:

• Function identification

•Slot number

• Data set

• Length of the user data

Please refer to the corresponding PROFIBUS specification for further information on the

DP-V1 header.

Data type Length User data assignment

Byte 1 Byte 2 Byte 3 Byte 4 Byte ...

String x bytes

U8 1 byte 0x00

U16 2 bytes

High byte Low byte

U32 4 bytes High word Low word

High byte Low byte High byte Low byte

1 2 ... 55 56 57 58 59 60 61 62 63 64 65 ... 124 125

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Lenze E94AYCPM Manuel d'utilisateur Page 60