Conversion instructions
140
Part II IEC Instructions
UDINT_TO_DWORD
Unsigned DOUBLE INTEGER into DOUBLE WORD
To add an enable input and enable output to the instruction, select [With EN/ENO] from the
"Instructions" pane (LD, FBD or IL editor). To reuse an instruction select "Recently used" from the
context menu or press <Ctrl>+<Shift>+<v> in the programming window.
PLC types
Availability of UDINT_TO_DWORD (see page 1332)
Data type I/O Function
UDINT Input input data type
DWORD Output conversion result
Description
UDINT_TO_DWORD converts a value of the data type Unsigned DOUBLE INTEGER into a value
of the data type DWORD.
Data types
Example
In this example the function has been programmed in ladder diagram (LD) and structured text (ST).
POU header
All input and output variables used for programming this function have been declared in the POU
header.
LD
ST
When programming with structured text, enter the following:
DWORD_value := UDINT_TO_DWORD(UDINT_value);