
Parameter data transfer
PROFIdrive parameter data channel
PROFIdrive DP−V1
l
77
EDS82ZAFPC201 EN 4.0
Parameter format
Byte 11
Byte 12
U8
Format
U8
Number of values
Format:
0x01 ... 0x36, data types
0x41, byte
0x42, word
0x43, double word
Number of values:
0x01 or
number of subindexes requested
l
If there is more than one subindex, only the parameter value is
repeated.
Parameter value
Depending on the data type, the user data are assigned as follows:
Data type
Length
Assignment of the user data
Byte 13
Byte 14
Byte 15
Byte 16
Byte ...
String
x bytes
U8
1 byte
00
High byte
Low byte
U16
2 bytes
High word
Low word
High byte
Low byte
High byte
Low byte
U32
4 bytes
(This representation applies to one parameter value.)
8.2.2.8
Response to a correctly executed write request
Response header
Byte 1
Byte 2
Byte 3
Byte 4
U8
Request reference
(mirrored)
U8
Response identification
U8
Axis
(mirrored)
U8
Number of indexes
Request reference:
Mirrored value of parameter request
Response identification:
0x02 (parameter has been written)
Axis:
0x00 or 0x01
Number of indexes:
0x"n" (number of parameters requested)