ABB FPBA-01 PROFIBUS DP - Page 164

164 Communication protocol
Example 1b: Reading 3 drive parameters (multi-parameter)
In this example, three parameters (12.04, 20.08 and 30.19) are
read using one telegram.
• DP-V1 Write request (Read parameter value):
DP
header
5
F
0
1
2
F
1
6
0
6
0
1
0
1
0
3
1
0
0
1
0
0
0
C
0
0
0
4
•••
DP-V1
Command
PROFIdrive V3 Parameter Channel
••• 1
0
0
1
0
0
14 0
0
0
8
•••
(Par. Channel
continued)
••• 1
0
0
1
0
0
1
E
0
0
1
3
DP
trailer
(Par. Channel
continued)
Function number
Slot number
Index
Data length
Request reference
Request ID (01h= Request Parameter
Drive object ID
Number of parameters
Attribute (10h = Value)
Number of elements
Parameter number
Subindex