12.3.1.3
Examples of reading parameters
Example 1
Read parameter
Rated speed
372 (type: uint) in data set 2 with the current parame-
ter value 1460.
Index = 372 + 0x2000 = 0x2174, value = 1460 = 0x05B4
Client
Server
SDO Upload (expedited)
0
1
2
3
4
5
6
7
COB ID Control byte
Index
Subindex
Data
0x601
0x40
0x74
0x21
0x02
--
--
--
--
Server
Client
Upload Response
0
1
2
3
4
5
6
7
COB ID Control byte
Index
Subindex
Data
0x581
0x4B
0x74
0x21
0x02
0xB4
0x05
--
--
Example 2
Read parameter
Warning Limit Heat Sink Temp.
407 (type: int) in data set 0 with the
current parameter value -5.
Index = 407 + 0x2000 = 0x2197, value = -5 = 0xFFFB
Client
Server
SDO Upload (expedited)
0
1
2
3
4
5
6
7
COB ID Control byte
Index
Subindex
Data
0x601
0x40
0x97
0x21
0x00
--
--
--
--
Server
Client
Upload Response
0
1
2
3
4
5
6
7
COB ID Control byte
Index
Subindex
Data
0x581
0x4B
0x97
0x21
0x00
0xFB
0xFF
--
--
Example 3
Read parameter
Fixed Frequency 1
480 (type: long) in data set 1 with the current
parameter value 75.00 Hz.
Index = 480 + 0x2000 = 0x21E0, value = 7500 = 0x00001D4C
Client
Server
SDO Upload (expedited)
0
1
2
3
4
5
6
7
COB ID Control byte
Index
Subindex
Data
0x601
0x40
0xE0
0x21
0x01
--
--
--
--
Server
Client
Upload Response
0
1
2
3
4
5
6
7
COB ID Control byte
Index
Subindex
Data
0x581
0x43
0xE0
0x21
0x01
0x4C
0x1D
0x00
0x00
78
CM-CAN ACU
04/13
Содержание Vectron Active Cube
Страница 1: ...ACTIVE CUBE CANopen Communication module CM CAN Frequency inverter 230 V 400 V...
Страница 2: ......
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