Instruction Manual PSx3xxPN
24
Structure of the parameter identifier PKE:
The information “parameter identifier” (PKE) consists of a data word (byte 0 and 1 of
the PKW parameter interface), in which the type of the request (or the response) and
the related parameter number are coded:
Parameter identifier PKE
Bit No.
15 14 13 12
11
10 9 8 7 6 5 4 3 2 1 0
AK
SPM
Parameter number (PNU)
AK = request identifier or response identifier
SPM
not used, set to 0
PNU = Parameter number
The parameter number (PNU) refers to the table above (“Table of implemented
parameter entries”).
Request identifier (IO controller
drive):
Request
identifier
Function
Possible response identifier
of drive *)
positive
negative
0
No request
0
7
1
Request parameter value
1 or 2
2
Modify parameter value (word)
1
3
Modify parameter value (double word)
2
6
Request parameter value (array)
4 or 5
7
Modify parameter value (array, word)
4
8
Modify parameter value (array, double
word)
5
9
Request number of array elements
6
)* The column “response identifier” contains the possible responses for a certain
request, distinguished between a successful completion of the request (“positive”) or
an error (“negative”).