PROFIBUS-DPV1 functions
135
11/04 MN01219002Z-EN
Variable definitions (example) for the object
According to IEC 61131-3, you define the following variable
(data module):
Table 28: Address location and meaning of the object data
content
Name Data type
LS_used parameters STRUCT
Options ARRAY [1..16] OF BOOL or
ARRAY [1..2] OF BYTE
I
r
BYTE or USINT
I
i
T
r
I
sd
T
sd
I
dn
T
vdn
Variable access
(example)
Data position Meaning
LS_used parameters.
Octet 1
Options[1] Bit 0 Parameters used: I
2
t
1)
a table 26
Bit 1 to Bit 7 Not used
Octet 2
Bit 0 to Bit 7 Not used
I
r
Octet 3 Parameters used: I
r
1)
a table 22
I
i
Octet 4 Parameters used: I
i
1)
a table 23
Tr Octet 5 Parameters used: T
r
1)
a table 25
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