Lenze E84DGFCR Bedienungsanleitung PDF herunterladen (Seite 49)

EDS84DMOTPNET EN 2.0 - 11/2011 L 49

Communication manual 8400 motec PROFINET

Parameter data transfer

Reading parameters from the controller

9.2.1 Response after a correct read request

Response head

Parameter format

 Note!

• Responses to read requests do not contain parameter attributes and indices/

subindices.

• When a multi-parameter read request is transmitted, the parameter format

and the parameter value are repeated "n" times, "n" being the number of

parameters requested.

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: Parameters read

Axis U8 0x00 or 0x01

Number of indices U8 0x"n" (n = number of parameters requested)

Byte 5 Byte 6

Format Number of values

Field Data type Values

Format U8 0x02: Integer8

0x03: Integer16

0x04: Integer32

0x05: Unsigned8

0x06: Unsigned16

0x07: Unsigned32

0x09: Visible string

0x0A: Octet string

0x40: Zero

0x41: Byte

0x42: Word

0x43: Double word

Number of values U8 • 0x01

• Number of requested subindices. (If there is more

than one subindex, only the parameter value is

repeated.)

• For string codes, the number of characters is entered

here.

1 2 ... 44 45 46 47 48 49 50 51 52 53 54 ... 89 90

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