Lenze E84DxxxxxxxxxR - Manual (Page 42)

Communication manual 8400 protec PROFINET
Parameter data transfer
Reading parameters from the controller
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EDS84DPNET EN 4.0 - 11/2010
Parameter value
8.2.2 Response after a read error
Response header
Parameter format
Byte 7 Byte 8 Byte 9 Byte 10
Value
Field Data type Values
Value String Any
U8 0x00 .... 0xFF
U16 0x0000 .... 0xFFFF
U32 0x0000 0000 .... 0xFFFF FFFF
Byte 1 Byte 2 Byte 3 Byte 4
Request reference
(mirrored)
Response identifier Axis
(mirrored)
Number of indices
Field Data type Values
Request reference U8 Mirrored value of parameter request
Response identifier U8 0x81: Parameter not read
• The data in bytes 7 + 8 are to be interpreted as error
code.
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 0x44: Error
Number of values U8 0x01: Error code without additional information
0x02: Error code with additional information