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DP-V1 communication
80
PROFIBUS SD2 telegram for SAP 51
The Read/Write service uses a variable-length PROFIBUS SD2
telegram shown below.
Figure 14. PROFIBUS SD2 telegram
DP header
DP trailer
SD LE LEr SD
DA
SA
FC
DSA SSA DU
FCS ED
68h x
x
68h xx
xx
x
xx
xx
x… xx
16h
SD = Start Delimiter
LE = Length
LEr = Length repeated
DA = Destination Address
SA = Source Address
FC = Function Code
DSAP = Destination Service Access Point
SSAP = Source Service Access Point
DU = Data Unit for DP services
FCS = Frame Checking Sequence
ED = End Delimiter
Data unit
DP-V1 Command/Response
PROFIdrive V3 Parameter Channel
DU0
DU1
DU2
DU3
Request/Response header
(see Table
18
/
19
below)
Data
Byte
Meaning
Value
DU0
Function number
See Table
15
below
DU1
Slot number
1 = Drive parameter access
DU2
Index
47 (0x2F)
DU3
Data length
(Depends on type of message)
DU4…DUn
PROFIdrive data
Phone: 800.894.0412 - Fax: 888.723.4773 - Web: www.clrwtr.com - Email: [email protected]
Содержание RPBA-01
Страница 2: ...Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...
Страница 4: ...Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...
Страница 6: ...Safety instructions 6 Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...
Страница 10: ...Table of contents 10 Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...
Страница 14: ...Introduction 14 Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...
Страница 28: ...Mechanical installation 28 Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...
Страница 38: ...Programming 38 Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...
Страница 62: ...DP V0 communication 62 Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...
Страница 98: ...DP V1 communication 98 Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...
Страница 106: ...PROFIdrive parameters 106 Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...