ABB FPBA-01 PROFIBUS DP - Page 145

Communication protocol 145
The following is an example of writing a 32-bit parameter:
Req
DP header
8
0
0
C
0
2
0
0
0
0
0
0
0
0
6
4
0
4
7
F
3
4
1
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
DP trailer
Resp 5
0
0
C
0
2
0
0
0
0
0
0
0
0
6
4
0
3
3
7
3
4
1
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
CW
REF PZD3 PZD4 PZD5 PZD6
Request (Change parameter value [array double word])
Parameter Number
Subindex
1)
Parameter Value (100 decimal)
SW ACT PZD3 PZD4
PZD5 PZD6
Parameter Value (100 decimal)
Subindex
1)
Parameter Number
Response (Transfer parameter value
[array double word])
1)
2nd byte reserved