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Data transfer via network
Data types
Variable
Data type
DWORD
s1
s2
d
ANY16
n*
The variables s2 and d have to be the same data type.
Operands
For
DWX
s1
WX
s2
-
d
-
n*
In this example the function has been programmed in ladder diagram (LD) and structured text
Example
(ST).The same POU header is used for all programming languages.
POU header
All input and output variables used for programming this function have been declared in the POU
header.
Body
When the variable start is set to TRUE, the function is carried out.
LD
ST
When programming with structured text, enter the following:
IF
start
THEN
F146_RECV( s1_Control:= control_value, s2_AdrType:= start_address,
n_AdrOffs:= offset,
END_IF;
790
Function
32-bit area for storing control data
type of source operands for storing data in the destination
station. Be sure to select the area by setting the address 0
(e.g. DT0 or WR0, ...) (source data area at another station)
starting 16-bit area address for the source operand specified
in s2 (source data area at another station)
starting 16-bit area address for storing data received
(destination data area at source station)
Must be a constant
Relay
T/C
DWY
DWR
DWL
DSV
WY
WR
WL
SV
WY
WR
WL
SV
-
-
-
-
d_Start:= output_value);
Register
DEV
DDT
DLD
DFL
EV
DT
LD
FL
EV
DT
LD
FL
-
-
-
-
Constant
-
-
dec. or hex.
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