Dint_To_Bool(_E) - Mitsubishi Electric MELSEC FX Series Structured Programming Manual

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FXCPU Structured Programming Manual
(Application Functions)

5.1.10 DINT_TO_BOOL(_E)

Outline
This function converts double word [signed] data into bit data, and outputs the data obtained by conversion.
1. Format
Function name
DINT_TO_BOOL
DINT_TO_BOOL_
E
*1.
Output variable
2. Set data
Variable
EN
Input
variable
_DINT (
ENO
Output
variable
*1
In explanation of functions, I/O variables inside ( ) are described.
Explanation of function and operation
This function converts double word [signed] data stored in a device specified in
the data obtained by conversion to a device specified in
When the input value is "0", this function outputs "FALSE".
When the input value is any value other than "0", this function outputs "TRUE".
0
12345678
Double word [signed] data
Cautions
1) Use the function having "_E" in its name to connect a bus.
2) When handling 32-bit data in structured programs, you cannot specify 16-bit devices directly, different
from simple projects. Use labels when handling 32-bit data.
You can specify 32-bit counters directly, however, because they are 32-bit devices.
Use global labels when specifying labels.
54
FX
3U(C)
Expression in each language
Structured ladder
DINT_TO_BOOL
Label
_DINT
X000
DINT_TO_BOOL_E
EN
Label
_DINT
Execution condition
Conversion source double word [signed] data
)
s
Execution status
Bit data after conversion
(
)
d
FALSE
TRUE
Bit data
FX
FX
FX
3G
2N(C)
1N(C)
DINT_TO_BOOL(_DINT);
Example:
M0:=
*1
M0
DINT_TO_BOOL(Label);
DINT_TO_BOOL_E(EN,_DINT,
Output label);
Example:
ENO
DINT_TO_BOOL_E(X000, Label,
*1
M0
M0);
Description
.
d
5 Applied Functions
5.1 Type Conversion Functions
FX
FX
/FX
FX
1S
U
2C
0N
ST
Data type
Bit
Double Word [signed]
Bit
Bit
into bit data, and outputs
s
FX
0(S)

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