Examples Of Communication - BONFIGLIOLI ACTIVE Manual

10.1.6
Parameter 400 is one word (P-W), int, not data set switch-over capable and is to be
read.
Order from Master:
Designation
Content
Byte No.
Reply from Slave:
Designation
Content
Byte No.
Parameter 480 is a double word (P[I]-D), long, data set change-over capable and is
to be written. The target data set is data set 3.
Reference value = -300.00 Hz (-30000 is transmitted)
The negative value is portrayed as follows in accordance with integer arithmetic:
0xFFFF8AD0
06/05
06/05

Examples of communication

Parameter
No. Description
400 Switching frequency
480 Fixed frequency 1
AK = 1 (order identification = read parameter value)
PNU = 400 (= 0x190)
IND = 0
PWEh = 0
PWEl = 0
PKE
Parameter
identification
High
Byte
0x11
0
AK = 1 (reply identification = transmit parameter value int/uint)
PNU = 400 (= 0x190)
IND = 0
PWEh = 0
PWEl = value
PKE
Parameter
identification
High
Byte
0x11
0
Type Write / Format
Read
P-W S/L
P[I]-D S/L xxxx.xx Hz -999.00 999.00
PKW area
IND
Index Parameter value
Low High Low
Byte Byte Byte
0x90 0 0
1 2 3
PKW area
IND
Index Parameter value
Low High Low
Byte Byte Byte
0x90 0 0
1 2 3
Setting
Min. Max.
x 1 8
PWE high PWE low
Parameter value
High Word Low Word
High Low Byte High Byte Low Byte
Byte
0 0 0
4 5 6
PWE high PWE low
Parameter value
High Word Low Word
High Low Byte High Byte Low Byte
Byte
0 0 0
4 5 6
Fact.
sett.
2
5.00
0
7
Wert
7
17
17