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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
s1
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
F145_SEND( specify_value, send_address, dest_address, 5);
END_IF;
788
Function
32-bit area for storing control data
starting 16-bit area for storing source data (data area at the
source station)
type of destination operands for storing data in the
destination station. Be sure to select the area by setting the
address 0 (e.g. DT0 or WR0, ...) (destination data area at
another station)
starting 16-bit area address for the destination operand
specified in d (destination data area in another station)
Must be a constant
Relay
DWX DWY
DWR
DWL
WX
WY
WR
WL
-
WY
WR
WL
-
-
-
-
T/C
Register
DSV
DEV
DDT
DLD
DFL
SV
EV
DT
LD
FL
SV
EV
DT
LD
FL
-
-
-
-
Constant
-
-
-
dec. or hex.
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